mirror of
https://github.com/MobileGL-Dev/MobileGL
synced 2026-09-08 04:08:32 +09:00
2221 lines
99 KiB
C++
2221 lines
99 KiB
C++
// MobileGL - MobileGL/MG_Impl/GLImpl/Program/GL_Program.cpp
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// Copyright (c) 2025-2026 MobileGL-Dev
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// Licensed under the GNU Lesser General Public License v3.0:
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// https://www.gnu.org/licenses/gpl-3.0.txt
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// https://www.gnu.org/licenses/lgpl-3.0.txt
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// SPDX-License-Identifier: LGPL-3.0-only
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// End of Source File Header
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#include "GL_Program.h"
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#include "Config.h"
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#include <MG_Impl/GLImpl/VertexArray/Validators.h>
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#include <MG_State/GLState/Core.h>
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#include <MG_Util/Converters/GLToStr/GLEnumConverter.h>
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#include <MG_Util/Converters/GLToMG/ProgramEnumConverter.h>
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#include <MG_Util/Converters/MGToGL/ProgramEnumConverter.h>
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#include <MG_Util/Converters/SPIRVCrossToGL/SpvcTypeConverter.h>
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#include <MG_Backend/BackendObjects.h>
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namespace MobileGL::MG_Impl::GLImpl {
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static GLint BoolToGLInt(bool value) {
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return value ? GL_TRUE : GL_FALSE;
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}
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static bool CheckShaderNameValidity(Uint shader) {
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if (shader == 0 || !MG_State::pGLContext->ValidateShaderName(shader)) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidValue,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
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std::to_string(shader) + " is not a valid name."));
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return false;
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}
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return true;
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}
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static const SharedPtr<MG_State::GLState::ShaderObject>& TryToGetShaderObject(Uint shader) {
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static const SharedPtr<MG_State::GLState::ShaderObject> nullShaderObject = nullptr;
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if (!CheckShaderNameValidity(shader)) return nullShaderObject;
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auto& shaderObject = MG_State::pGLContext->GetShaderObject(shader);
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if (!shaderObject) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidOperation,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
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std::to_string(shader) + " is not a shader object."));
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return nullShaderObject;
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}
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return shaderObject;
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}
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static bool CheckProgramNameValidity(GLuint program) {
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if (!MG_State::pGLContext->ValidateProgramName(program)) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidValue,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
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std::to_string(program) + " is not a valid name."));
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return false;
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}
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return true;
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}
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static const SharedPtr<MG_State::GLState::ProgramObject>& TryToGetProgramObject(GLuint program) {
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static const SharedPtr<MG_State::GLState::ProgramObject> nullProgramObject = nullptr;
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if (!CheckProgramNameValidity(program)) return nullProgramObject;
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auto& programObject = MG_State::pGLContext->GetProgramObject(program);
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if (!programObject) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidOperation,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
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std::to_string(program) + " is not a program object."));
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return nullProgramObject;
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}
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return programObject;
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}
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static const SharedPtr<MG_State::GLState::ProgramObject>& TryToGetLinkedProgramForInterfaceQuery(GLuint program,
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const char* caller) {
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static const SharedPtr<MG_State::GLState::ProgramObject> nullProgramObject = nullptr;
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if (!MG_State::pGLContext->ValidateProgramName(program)) {
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const ErrorCode error = MG_State::pGLContext->ValidateShaderName(program)
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? ErrorCode::InvalidOperation
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: ErrorCode::InvalidValue;
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MG_State::pGLContext->RecordError(
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error,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", caller,
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std::to_string(program) + " is not a linked program object."));
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return nullProgramObject;
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}
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auto& programObject = MG_State::pGLContext->GetProgramObject(program);
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if (!programObject || !programObject->GetLinkStatus()) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidOperation,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", caller,
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std::to_string(program) + " is not a linked program object."));
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return nullProgramObject;
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}
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return programObject;
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}
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static bool IsProgramInterfaceEnum(GLenum programInterface) {
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switch (programInterface) {
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case GL_UNIFORM:
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case GL_UNIFORM_BLOCK:
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case GL_PROGRAM_INPUT:
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case GL_PROGRAM_OUTPUT:
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case GL_BUFFER_VARIABLE:
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case GL_SHADER_STORAGE_BLOCK:
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case GL_ATOMIC_COUNTER_BUFFER:
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case GL_TRANSFORM_FEEDBACK_VARYING:
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case GL_VERTEX_SUBROUTINE:
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case GL_TESS_CONTROL_SUBROUTINE:
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case GL_TESS_EVALUATION_SUBROUTINE:
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case GL_GEOMETRY_SUBROUTINE:
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case GL_FRAGMENT_SUBROUTINE:
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case GL_COMPUTE_SUBROUTINE:
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case GL_VERTEX_SUBROUTINE_UNIFORM:
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case GL_TESS_CONTROL_SUBROUTINE_UNIFORM:
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case GL_TESS_EVALUATION_SUBROUTINE_UNIFORM:
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case GL_GEOMETRY_SUBROUTINE_UNIFORM:
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case GL_FRAGMENT_SUBROUTINE_UNIFORM:
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case GL_COMPUTE_SUBROUTINE_UNIFORM:
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return true;
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default:
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return false;
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}
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}
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static bool IsSubroutineUniformInterface(GLenum programInterface) {
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switch (programInterface) {
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case GL_VERTEX_SUBROUTINE_UNIFORM:
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case GL_TESS_CONTROL_SUBROUTINE_UNIFORM:
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case GL_TESS_EVALUATION_SUBROUTINE_UNIFORM:
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case GL_GEOMETRY_SUBROUTINE_UNIFORM:
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case GL_FRAGMENT_SUBROUTINE_UNIFORM:
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case GL_COMPUTE_SUBROUTINE_UNIFORM:
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return true;
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default:
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return false;
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}
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}
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static bool ValidateProgramInterfaceivQuery(GLenum programInterface, GLenum pname) {
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bool valid = IsProgramInterfaceEnum(programInterface);
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switch (pname) {
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case GL_ACTIVE_RESOURCES:
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break;
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case GL_MAX_NAME_LENGTH:
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valid = valid && programInterface != GL_ATOMIC_COUNTER_BUFFER;
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break;
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case GL_MAX_NUM_ACTIVE_VARIABLES:
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valid = programInterface == GL_UNIFORM_BLOCK || programInterface == GL_ATOMIC_COUNTER_BUFFER ||
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programInterface == GL_SHADER_STORAGE_BLOCK;
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break;
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case GL_MAX_NUM_COMPATIBLE_SUBROUTINES:
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valid = IsSubroutineUniformInterface(programInterface);
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break;
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default:
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valid = false;
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break;
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}
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if (!valid) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidOperation,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
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"Unsupported program interface query."));
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}
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return valid;
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}
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static bool ValidateNamedProgramResourceInterface(GLenum programInterface, const char* caller) {
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if (!IsProgramInterfaceEnum(programInterface) || programInterface == GL_ATOMIC_COUNTER_BUFFER) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidEnum,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", caller,
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"Unsupported named program resource interface."));
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return false;
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}
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return true;
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}
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static Int GetKnownProgramResourceCount(const SharedPtr<MG_State::GLState::ProgramObject>& programObject,
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GLenum programInterface) {
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switch (programInterface) {
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case GL_UNIFORM:
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return programObject->GetUniformCount();
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case GL_UNIFORM_BLOCK:
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return programObject->GetActiveUniformBlocksCount();
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case GL_PROGRAM_INPUT:
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return programObject->GetActiveAttributesCount();
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case GL_PROGRAM_OUTPUT:
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return programObject->GetActiveFragmentOutputCount();
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default:
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return -1;
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}
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}
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void CopyStr(GLsizei bufSize, GLsizei* length, GLchar* dst, const char* src, GLsizei srcLength) {
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if (bufSize <= 0) {
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if (length) *length = 0;
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return;
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}
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auto sz = std::min(bufSize - 1, srcLength);
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Memcpy(dst, src, sz);
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dst[sz] = '\0';
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if (length) *length = sz;
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}
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bool RecordInvalidUniformLocationError(const char* functionName, GLint location, const String& targetDescription) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidOperation,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", functionName,
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"location " + std::to_string(location) +
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" does not correspond to a valid uniform variable location for " +
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targetDescription + "."));
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return false;
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}
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GLint GetOpaqueUniformUnitLimit(const glslang::TType* type) {
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const auto& dynamicParameters = MG_Backend::pActiveBackendObject->GetDynamicParameters();
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if (type && type->isImage()) return dynamicParameters.MaxImageUnits;
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if (type && type->isTexture()) return dynamicParameters.MaxCombinedTextureImageUnits;
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return 0;
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}
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bool ValidateOpaqueUniformUnit(const char* functionName, const glslang::TType* type, GLint unit) {
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const GLint limit = GetOpaqueUniformUnitLimit(type);
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if (unit < 0 || unit >= limit) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidValue,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", functionName,
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"Opaque uniform unit is out of range."));
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return false;
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}
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return true;
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}
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bool ValidateShaderStorageBlockBinding(GLuint binding) {
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SizeT maxBindingCount = MG_State::pGLContext->GetBufferBindingPointCount(BufferTarget::ShaderStorage);
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if (MG_Backend::pActiveBackendObject) {
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const Int backendCount =
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MG_Backend::pActiveBackendObject->GetDynamicParameters().MaxShaderStorageBufferBindings;
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maxBindingCount = std::min(maxBindingCount, static_cast<SizeT>(std::max(backendCount, 0)));
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}
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if (binding < maxBindingCount) {
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return true;
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}
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidValue,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
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"Shader storage block binding is out of range."));
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return false;
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}
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void AttachShader_State(GLuint program, GLuint shader) {
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auto& programObject = TryToGetProgramObject(program);
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if (!programObject) return;
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auto& shaderObject = TryToGetShaderObject(shader);
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if (!shaderObject) return;
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if (!programObject->AttachShader(shaderObject)) {
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MG_State::pGLContext->RecordError(ErrorCode::InvalidOperation,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
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std::to_string(shader) +
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" is already attached to " +
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std::to_string(program) + "."));
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return;
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}
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}
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void BindAttribLocation_State(GLuint program, GLuint index, const GLchar* name) {
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if (index >= VertexArrayImpl::GetMaxVertexAttribs()) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidValue,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
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"index " + std::to_string(index) +
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" is greater than or equal to `GL_MAX_VERTEX_ATTRIBS`."));
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return;
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}
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if (strncmp(name, "gl_", 3) == 0) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidOperation,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
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"name " + std::string(name) + " starts with the reserved prefix `gl_`."));
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return;
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}
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auto& programObject = TryToGetProgramObject(program);
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if (!programObject) return;
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MGLOG_D("%s: loc %02d = \"%s\"", __func__, index, name);
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programObject->SetExplicitVertexInLocation(index, name);
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}
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void CompileShader_State(GLuint shader) {
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auto& shaderObject = TryToGetShaderObject(shader);
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if (!shaderObject) return;
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shaderObject->Compile();
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}
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GLuint CreateProgram_State() {
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return MG_State::pGLContext->CreateProgram();
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}
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GLuint CreateShader_State(GLenum type) {
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auto shaderId = MG_State::pGLContext->CreateShader(MG_Util::ConvertGLEnumToShaderStage(type));
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if (shaderId == 0) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidValue,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__, "`shaderType` is not an accepted value."));
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return 0;
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}
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return shaderId;
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}
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void DeleteProgram_State(GLuint program) {
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if (!CheckProgramNameValidity(program)) return;
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MG_State::pGLContext->MarkProgramForDeletion(program);
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}
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void DeleteShader_State(GLuint shader) {
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if (!CheckShaderNameValidity(shader)) return;
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MG_State::pGLContext->MarkShaderForDeletion(shader);
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}
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void DetachShader_State(GLuint program, GLuint shader) {
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auto& shaderObject = TryToGetShaderObject(shader);
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if (!shaderObject) return;
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auto& programObject = TryToGetProgramObject(program);
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if (!programObject) return;
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auto count = programObject->DetachShader(shaderObject);
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if (count <= 0) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidOperation,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__, "Shader is not attached to program."));
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return;
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}
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// A shader flagged with glDeleteShader lives on while attached; this detach may
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// have been its last GL-visible attachment.
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MG_State::pGLContext->ReleaseShaderNameIfOrphaned(shader);
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}
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void GetActiveAttrib_State(GLuint program, GLuint index, GLsizei bufSize, GLsizei* length, GLint* size,
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GLenum* type, GLchar* name) {
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if (bufSize < 0) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidValue,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
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"bufSize " + std::to_string(bufSize) + " is less than 0."));
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return;
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}
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auto& programObject = TryToGetProgramObject(program);
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if (!programObject || !programObject->GetLinkStatus()) return;
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auto attribCount = programObject->GetActiveAttributesCount();
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if (index >= attribCount) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidValue,
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MakeUnique<GenericErrorInfo>(
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"MG_Impl/GLImpl", __func__,
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"index " + std::to_string(index) +
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" is greater than or equal to the number of active attribute variables in " +
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std::to_string(program) + "."));
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return;
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}
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if (size != nullptr) *size = programObject->GetActiveAttribArraySize(index);
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if (type != nullptr) *type = programObject->GetActiveAttribType(index);
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if (bufSize == 0) return;
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auto& attribName = programObject->GetActiveAttribName(index);
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CopyStr(bufSize, length, name, attribName.c_str(), (GLsizei)attribName.length());
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}
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void GetActiveUniform_State(GLuint program, GLuint index, GLsizei bufSize, GLsizei* length, GLint* size,
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GLenum* type, GLchar* name) {
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if (bufSize < 0) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidValue,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
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"bufSize " + std::to_string(bufSize) + " is less than 0."));
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return;
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}
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auto& programObject = TryToGetProgramObject(program);
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if (!programObject || !programObject->GetLinkStatus()) return;
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auto uniformCount = programObject->GetUniformCount();
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if (index >= uniformCount) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidValue,
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MakeUnique<GenericErrorInfo>(
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"MG_Impl/GLImpl", __func__,
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"index " + std::to_string(index) +
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" is greater than or equal to the number of active uniform variables in " +
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std::to_string(program) + "."));
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return;
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}
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if (size != nullptr) *size = programObject->GetActiveUniformArraySize(index);
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if (type != nullptr) *type = programObject->GetActiveUniformType(index);
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if (bufSize == 0) return;
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auto& uniformName = programObject->GetActiveUniformName(index);
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CopyStr(bufSize, length, name, uniformName.c_str(), (GLsizei)uniformName.length());
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}
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void GetUniformIndices_State(GLuint program, GLsizei uniformCount, const GLchar* const* uniformNames,
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GLuint* uniformIndices) {
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if (uniformCount < 0) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidValue,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
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"uniformCount " + std::to_string(uniformCount) + " is less than 0."));
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return;
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}
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auto& programObject = TryToGetProgramObject(program);
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if (!programObject || !programObject->GetLinkStatus()) return;
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if (uniformCount == 0 || uniformNames == nullptr || uniformIndices == nullptr) return;
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for (GLsizei i = 0; i < uniformCount; ++i) {
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const char* uniformName = uniformNames[i];
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if (uniformName == nullptr) {
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uniformIndices[i] = GL_INVALID_INDEX;
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continue;
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}
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const Int uniformIndex = programObject->GetActiveUniformIndex(uniformName);
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uniformIndices[i] = uniformIndex >= 0 ? static_cast<GLuint>(uniformIndex) : GL_INVALID_INDEX;
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}
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}
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void GetActiveUniformsiv_State(GLuint program, GLsizei uniformCount, const GLuint* uniformIndices, GLenum pname,
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GLint* params) {
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if (uniformCount < 0) {
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MG_State::pGLContext->RecordError(
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ErrorCode::InvalidValue,
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MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
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"uniformCount " + std::to_string(uniformCount) + " is less than 0."));
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return;
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}
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// Program-name resolution with the correct two-error split: a live shader name is
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// GL_INVALID_OPERATION, a never-generated name is GL_INVALID_VALUE. glGetActiveUniformsiv has
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// no "not linked" error, so unlike TryToGetLinkedProgramForInterfaceQuery there is no
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// link-status check here; an unlinked program simply has zero active uniforms (handled below).
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if (!MG_State::pGLContext->ValidateProgramName(program)) {
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const ErrorCode error = MG_State::pGLContext->ValidateShaderName(program) ? ErrorCode::InvalidOperation
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: ErrorCode::InvalidValue;
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MG_State::pGLContext->RecordError(
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error, MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
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std::to_string(program) + " is not a program object."));
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return;
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}
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auto& programObject = MG_State::pGLContext->GetProgramObject(program);
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if (!programObject) return;
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switch (pname) {
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case GL_UNIFORM_TYPE:
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case GL_UNIFORM_SIZE:
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|
case GL_UNIFORM_NAME_LENGTH:
|
|
case GL_UNIFORM_BLOCK_INDEX:
|
|
case GL_UNIFORM_OFFSET:
|
|
case GL_UNIFORM_ARRAY_STRIDE:
|
|
case GL_UNIFORM_MATRIX_STRIDE:
|
|
case GL_UNIFORM_IS_ROW_MAJOR:
|
|
break;
|
|
default:
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidEnum,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"pname " + std::to_string(pname) + " is not an accepted value."));
|
|
return;
|
|
}
|
|
|
|
if (uniformCount == 0) return;
|
|
if (uniformIndices == nullptr || params == nullptr) return;
|
|
|
|
// Every index must be < the number of active uniforms, checked before any write so params is
|
|
// left untouched on error. GetUniformCount() is 0 for an unlinked program, which is also the
|
|
// spec-mandated GL_INVALID_VALUE path for querying an unlinked program (no separate error).
|
|
const Uint activeUniforms = programObject->GetUniformCount();
|
|
for (GLsizei i = 0; i < uniformCount; ++i) {
|
|
if (uniformIndices[i] >= activeUniforms) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"uniformIndices[" + std::to_string(i) +
|
|
"] = " + std::to_string(uniformIndices[i]) +
|
|
" is greater than or equal to the number of active uniforms."));
|
|
return;
|
|
}
|
|
}
|
|
|
|
for (GLsizei i = 0; i < uniformCount; ++i) {
|
|
const Uint idx = uniformIndices[i];
|
|
switch (pname) {
|
|
case GL_UNIFORM_TYPE:
|
|
params[i] = static_cast<GLint>(programObject->GetActiveUniformType(idx));
|
|
break;
|
|
case GL_UNIFORM_SIZE:
|
|
params[i] = programObject->GetActiveUniformArraySize(idx);
|
|
break;
|
|
case GL_UNIFORM_NAME_LENGTH:
|
|
params[i] = static_cast<GLint>(programObject->GetActiveUniformName(idx).length() + 1);
|
|
break;
|
|
case GL_UNIFORM_BLOCK_INDEX:
|
|
params[i] = programObject->GetActiveUniformBlockIndex(idx);
|
|
break;
|
|
case GL_UNIFORM_OFFSET:
|
|
params[i] = programObject->GetActiveUniformOffset(idx);
|
|
break;
|
|
case GL_UNIFORM_ARRAY_STRIDE:
|
|
params[i] = programObject->GetActiveUniformArrayStride(idx);
|
|
break;
|
|
case GL_UNIFORM_MATRIX_STRIDE:
|
|
params[i] = programObject->GetActiveUniformMatrixStride(idx);
|
|
break;
|
|
case GL_UNIFORM_IS_ROW_MAJOR:
|
|
params[i] = programObject->GetActiveUniformIsRowMajor(idx);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
void GetAttachedShaders_State(GLuint program, GLsizei maxCount, GLsizei* count, GLuint* shaders) {
|
|
if (maxCount < 0) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"maxCount " + std::to_string(maxCount) + " is less than 0."));
|
|
return;
|
|
}
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return;
|
|
const auto& s = programObject->GetAttachedShaders();
|
|
GLsizei c = std::min((GLsizei)s.size(), maxCount);
|
|
if (count) *count = c;
|
|
for (GLsizei i = 0; i < c; ++i) {
|
|
shaders[i] = s[i]->GetExternalIndex();
|
|
}
|
|
}
|
|
|
|
GLint GetAttribLocation_State(GLuint program, const GLchar* name) {
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return -1;
|
|
if (strncmp(name, "gl_", 3) == 0) return -1;
|
|
if (!programObject->GetLinkStatus()) return -1;
|
|
return programObject->GetAttributeLocation(name);
|
|
}
|
|
|
|
void GetProgramiv_State(GLuint program, GLenum pname, GLint* params) {
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return;
|
|
|
|
switch (pname) {
|
|
case GL_DELETE_STATUS:
|
|
*params = programObject->GetDeleteStatus();
|
|
MGLOG_D("%s: %s = %d", __func__, MG_Util::ConvertGLEnumToString(pname).c_str(), *params);
|
|
break;
|
|
case GL_LINK_STATUS:
|
|
*params = programObject->GetLinkStatus();
|
|
MGLOG_D("%s: %s = %d", __func__, MG_Util::ConvertGLEnumToString(pname).c_str(), *params);
|
|
break;
|
|
case GL_VALIDATE_STATUS:
|
|
*params = programObject->GetValidateStatus();
|
|
MGLOG_D("%s: %s = %d", __func__, MG_Util::ConvertGLEnumToString(pname).c_str(), *params);
|
|
break;
|
|
case GL_INFO_LOG_LENGTH: {
|
|
const auto& log = programObject->GetInfoLog();
|
|
*params = log.empty() ? 0 : static_cast<GLint>(log.length()) + 1;
|
|
MGLOG_D("%s: %s = %d", __func__, MG_Util::ConvertGLEnumToString(pname).c_str(), *params);
|
|
break;
|
|
}
|
|
case GL_ATTACHED_SHADERS: {
|
|
const auto& attachedShaders = programObject->GetAttachedShaders();
|
|
*params = (GLint)attachedShaders.size();
|
|
MGLOG_D("%s: %s = %d", __func__, MG_Util::ConvertGLEnumToString(pname).c_str(), *params);
|
|
break;
|
|
}
|
|
case GL_ACTIVE_ATOMIC_COUNTER_BUFFERS:
|
|
*params = programObject->GetActiveAtomicCounterCount();
|
|
MGLOG_D("%s: %s = %d", __func__, MG_Util::ConvertGLEnumToString(pname).c_str(), *params);
|
|
break;
|
|
case GL_ACTIVE_ATTRIBUTES:
|
|
*params = programObject->GetActiveAttributesCount();
|
|
MGLOG_D("%s: %s = %d", __func__, MG_Util::ConvertGLEnumToString(pname).c_str(), *params);
|
|
break;
|
|
case GL_ACTIVE_ATTRIBUTE_MAX_LENGTH:
|
|
*params = programObject->GetActiveAttributesMaxLength() + 1;
|
|
MGLOG_D("%s: %s = %d", __func__, MG_Util::ConvertGLEnumToString(pname).c_str(), *params);
|
|
break;
|
|
case GL_ACTIVE_UNIFORMS:
|
|
*params = (GLint)programObject->GetUniformCount();
|
|
MGLOG_D("%s: %s = %d", __func__, MG_Util::ConvertGLEnumToString(pname).c_str(), *params);
|
|
break;
|
|
case GL_ACTIVE_UNIFORM_MAX_LENGTH:
|
|
*params = programObject->GetUniformMaxLength() + 1;
|
|
MGLOG_D("%s: %s = %d", __func__, MG_Util::ConvertGLEnumToString(pname).c_str(), *params);
|
|
break;
|
|
case GL_ACTIVE_UNIFORM_BLOCKS: // GL >= 3.1
|
|
*params = programObject->GetActiveUniformBlocksCount();
|
|
MGLOG_D("%s: %s = %d", __func__, MG_Util::ConvertGLEnumToString(pname).c_str(), *params);
|
|
break;
|
|
case GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH: // ditto.
|
|
*params = programObject->GetActiveUniformBlocksMaxNameLength() + 1;
|
|
MGLOG_D("%s: %s = %d", __func__, MG_Util::ConvertGLEnumToString(pname).c_str(), *params);
|
|
break;
|
|
case GL_COMPUTE_WORK_GROUP_SIZE: { // GL >= 4.3
|
|
if (!programObject->GetLinkStatus() || programObject->GetShaderIndexByStage(ShaderStage::Compute) < 0) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
std::to_string(program) +
|
|
" is not a linked program object with a compute shader."));
|
|
return;
|
|
}
|
|
params[0] = static_cast<GLint>(programObject->GetComputeLocalSize(0));
|
|
params[1] = static_cast<GLint>(programObject->GetComputeLocalSize(1));
|
|
params[2] = static_cast<GLint>(programObject->GetComputeLocalSize(2));
|
|
MGLOG_D("%s: %s = (%d, %d, %d)", __func__, MG_Util::ConvertGLEnumToString(pname).c_str(), params[0],
|
|
params[1], params[2]);
|
|
break;
|
|
}
|
|
|
|
case GL_PROGRAM_BINARY_LENGTH:
|
|
|
|
case GL_TRANSFORM_FEEDBACK_BUFFER_MODE:
|
|
case GL_TRANSFORM_FEEDBACK_VARYINGS:
|
|
case GL_TRANSFORM_FEEDBACK_VARYING_MAX_LENGTH:
|
|
case GL_GEOMETRY_VERTICES_OUT:
|
|
case GL_GEOMETRY_INPUT_TYPE:
|
|
case GL_GEOMETRY_OUTPUT_TYPE:
|
|
default:
|
|
MGLOG_D("%s: %s", __func__, MG_Util::ConvertGLEnumToString(pname).c_str());
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidEnum,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"pname " + std::to_string(pname) + " is not an accepted value."));
|
|
return;
|
|
}
|
|
}
|
|
|
|
void GetProgramInfoLog_State(GLuint program, GLsizei bufSize, GLsizei* length, GLchar* infoLog) {
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return;
|
|
|
|
const auto& log = programObject->GetInfoLog();
|
|
CopyStr(bufSize, length, infoLog, log.c_str(), (GLsizei)log.length());
|
|
}
|
|
|
|
void GetShaderiv_State(GLuint shader, GLenum pname, GLint* params) {
|
|
auto& shaderObject = TryToGetShaderObject(shader);
|
|
if (!shaderObject) return;
|
|
|
|
switch (pname) {
|
|
case GL_SHADER_TYPE:
|
|
*params = (GLint)MG_Util::ConvertShaderStageToGLEnum(shaderObject->GetShaderStage());
|
|
break;
|
|
case GL_DELETE_STATUS:
|
|
*params = shaderObject->GetDeleteStatus();
|
|
break;
|
|
case GL_COMPILE_STATUS:
|
|
*params = shaderObject->GetCompileStatus();
|
|
break;
|
|
case GL_INFO_LOG_LENGTH:
|
|
*params = shaderObject->GetInfoLog().empty() ? 0 : (GLint)shaderObject->GetInfoLog().length() + 1;
|
|
break;
|
|
case GL_SHADER_SOURCE_LENGTH:
|
|
*params = shaderObject->GetShaderSource().empty() ? 0 : (GLint)shaderObject->GetShaderSource().length() + 1;
|
|
break;
|
|
default:
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidEnum,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"pname " + std::to_string(pname) + " is not an accepted value."));
|
|
return;
|
|
}
|
|
}
|
|
|
|
void GetShaderInfoLog_State(GLuint shader, GLsizei bufSize, GLsizei* length, GLchar* infoLog) {
|
|
auto& shaderObject = TryToGetShaderObject(shader);
|
|
if (!shaderObject) return;
|
|
|
|
const auto& log = shaderObject->GetInfoLog();
|
|
CopyStr(bufSize, length, infoLog, log.c_str(), (GLsizei)log.length());
|
|
}
|
|
|
|
void GetShaderSource_State(GLuint shader, GLsizei bufSize, GLsizei* length, GLchar* source) {
|
|
if (bufSize < 0) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"bufSize " + std::to_string(bufSize) + " is less than 0."));
|
|
}
|
|
|
|
auto& shaderObject = TryToGetShaderObject(shader);
|
|
if (!shaderObject) return;
|
|
|
|
auto& src = shaderObject->GetShaderSource();
|
|
CopyStr(bufSize, length, source, src.c_str(), (GLsizei)src.length());
|
|
}
|
|
|
|
GLint GetUniformLocation_State(GLuint program, const GLchar* name) {
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return -1;
|
|
auto loc = programObject->GetUniformLocation(name);
|
|
MGLOG_D("%s: loc %02d = %s", __func__, loc, name);
|
|
return loc;
|
|
}
|
|
|
|
void GetUniform_State(GLuint program, GLint location, void* params) {
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return;
|
|
|
|
if (!programObject->GetLinkStatus()) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
std::to_string(program) + " has not been successfully linked."));
|
|
return;
|
|
}
|
|
|
|
// Check if location is valid
|
|
if (!programObject->IsValidUniformLocation(location)) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>(
|
|
"MG_Impl/GLImpl", __func__,
|
|
"location " + std::to_string(location) +
|
|
" does not correspond to a valid uniform variable location for the specified program object."));
|
|
return;
|
|
}
|
|
|
|
auto isOpaque = programObject->IsUniformOpaqueAtLocation(location);
|
|
if (!isOpaque) {
|
|
// TODO: probably handle int/float differences
|
|
auto offset = programObject->GetUniformOffset(location);
|
|
auto size = programObject->GetUniformSizesInBytes(location);
|
|
char* pUBO = (char*)programObject->MapUBO();
|
|
auto* ttype = programObject->GetUniformTType(location);
|
|
if (pUBO == nullptr || offset == MG_State::GLState::ProgramObject::kInvalidUniformOffset ||
|
|
offset + size > programObject->GetUBOSize()) {
|
|
MGLOG_E("%s: uniform at program %u location %d has no backing storage; returning nothing", __func__,
|
|
program, location);
|
|
return;
|
|
}
|
|
|
|
if (!ttype->isMatrix() || ttype->getMatrixCols() != 3)
|
|
Memcpy(params, pUBO + offset, size);
|
|
else {
|
|
// TODO: we only deal with mat3 yet, deal with other types later
|
|
// assuming float here, which may not be the case
|
|
auto* pBase = pUBO + offset;
|
|
for (int i = 0; i < ttype->getMatrixRows(); i++) {
|
|
Memcpy((char*)params + ttype->getMatrixCols() * sizeof(float) * i, pBase + 4 * sizeof(float) * i,
|
|
ttype->getMatrixCols() * sizeof(float));
|
|
}
|
|
}
|
|
}
|
|
// TODO: handle 1i variant as texture unit
|
|
}
|
|
|
|
template <typename T>
|
|
void GetUniformScalar_State(GLuint program, GLint location, T* params) {
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return;
|
|
|
|
if (!programObject->GetLinkStatus()) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
std::to_string(program) + " has not been successfully linked."));
|
|
return;
|
|
}
|
|
|
|
if (!programObject->IsValidUniformLocation(location)) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>(
|
|
"MG_Impl/GLImpl", __func__,
|
|
"location " + std::to_string(location) +
|
|
" does not correspond to a valid uniform variable location for the specified program object."));
|
|
return;
|
|
}
|
|
|
|
if (programObject->IsUniformOpaqueAtLocation(location)) {
|
|
const Int unit = std::max(programObject->GetUniformSamplerOrImageUnitIndex(location), 0);
|
|
*params = static_cast<T>(unit);
|
|
return;
|
|
}
|
|
|
|
auto offset = programObject->GetUniformOffset(location);
|
|
auto size = programObject->GetUniformSizesInBytes(location);
|
|
char* pUBO = static_cast<char*>(programObject->MapUBO());
|
|
auto* ttype = programObject->GetUniformTType(location);
|
|
if (pUBO == nullptr || offset == MG_State::GLState::ProgramObject::kInvalidUniformOffset ||
|
|
offset + size > programObject->GetUBOSize()) {
|
|
MGLOG_E("%s: uniform at program %u location %d has no backing storage; returning nothing", __func__,
|
|
program, location);
|
|
return;
|
|
}
|
|
|
|
if constexpr (std::is_same_v<T, GLfloat>) {
|
|
if (ttype->isMatrix() && ttype->getMatrixCols() == 3) {
|
|
auto* pBase = pUBO + offset;
|
|
for (int i = 0; i < ttype->getMatrixRows(); i++) {
|
|
Memcpy(reinterpret_cast<char*>(params) + ttype->getMatrixCols() * sizeof(GLfloat) * i,
|
|
pBase + 4 * sizeof(GLfloat) * i, ttype->getMatrixCols() * sizeof(GLfloat));
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
|
|
Memcpy(params, pUBO + offset, size);
|
|
}
|
|
|
|
void GetUniformfv_State(GLuint program, GLint location, GLfloat* params) {
|
|
GetUniformScalar_State(program, location, params);
|
|
}
|
|
|
|
void GetUniformiv_State(GLuint program, GLint location, GLint* params) {
|
|
GetUniformScalar_State(program, location, params);
|
|
}
|
|
|
|
void GetUniformuiv_State(GLuint program, GLint location, GLuint* params) {
|
|
GetUniformScalar_State(program, location, params);
|
|
}
|
|
|
|
GLboolean IsProgram_State(GLuint program) {
|
|
/* FIXME: Handle situations that:
|
|
* A program object marked for deletion with glDeleteProgram but still in use as part of current
|
|
* rendering state is still considered a program object and glIsProgram will return GL_TRUE.
|
|
*/
|
|
if (program == 0) return GL_FALSE;
|
|
return MG_State::pGLContext->ValidateProgramName(program) ? GL_TRUE : GL_FALSE;
|
|
}
|
|
|
|
GLboolean IsShader_State(GLuint shader) {
|
|
/* FIXME: Handle situations that:
|
|
* A shader object marked for deletion with glDeleteShader but still attached to a program object is still
|
|
* considered a shader object and glIsShader will return GL_TRUE.
|
|
*/
|
|
if (shader == 0) return GL_FALSE;
|
|
return MG_State::pGLContext->ValidateShaderName(shader) ? GL_TRUE : GL_FALSE;
|
|
}
|
|
|
|
void LinkProgram_State(GLuint program) {
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return;
|
|
MGLOG_D("%s: linking program %d", __func__, program);
|
|
|
|
static Bool allowVSOnlyPrograms;
|
|
static Bool initialized = false;
|
|
if (!initialized) {
|
|
const auto& activeBackendObject = MG_Backend::pActiveBackendObject;
|
|
if (!activeBackendObject) {
|
|
MGLOG_E("activeBackendObject is not initialized!");
|
|
return;
|
|
}
|
|
const auto& rendererInfo = activeBackendObject->GetRendererInfo();
|
|
allowVSOnlyPrograms = (Int)rendererInfo.StaticBackendCapability.AllowVSOnlyPrograms;
|
|
}
|
|
const auto& activeBackendObject = MG_Backend::pActiveBackendObject;
|
|
if (activeBackendObject) {
|
|
programObject->SetMaxFragmentOutputColorNumber(activeBackendObject->GetDynamicParameters().MaxDrawBuffers);
|
|
}
|
|
programObject->Link(!allowVSOnlyPrograms);
|
|
}
|
|
|
|
void ShaderSource_State(GLuint shader, GLsizei count, const GLchar* const* string, const GLint* length) {
|
|
if (count < 0) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"count " + std::to_string(count) + " is less than 0."));
|
|
return;
|
|
}
|
|
|
|
auto& shaderObject = TryToGetShaderObject(shader);
|
|
if (!shaderObject) return;
|
|
|
|
std::string src;
|
|
for (GLsizei i = 0; i < count; i++) {
|
|
if (!string[i]) {
|
|
continue;
|
|
}
|
|
src += (length && length[i] >= 0) ? std::string(string[i], length[i]) : std::string(string[i]);
|
|
}
|
|
shaderObject->SetShaderSource(Move(src));
|
|
}
|
|
|
|
void UseProgram_State(GLuint program) {
|
|
MGLOG_D("UseProgram_State: program=%u", program);
|
|
|
|
if (program == 0) {
|
|
MG_State::pGLContext->UseProgram(0);
|
|
return;
|
|
}
|
|
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return;
|
|
if (!programObject->GetLinkStatus()) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"program " + std::to_string(program) + " is not linked."));
|
|
return;
|
|
}
|
|
MG_State::pGLContext->UseProgram(program);
|
|
}
|
|
|
|
template <GLsizei ItemCount, typename T>
|
|
void Uniform_State(MG_State::GLState::ProgramObject& programObject, GLuint location, T* value,
|
|
SizeT byteOffsetInsideUniform = 0) {
|
|
if (!programObject.IsUniformOpaqueAtLocation(location)) {
|
|
MGLOG_D("%s: program = %d, location = %d, maxLocation = %d", __func__, programObject.GetExternalIndex(),
|
|
location, programObject.GetMaxUniformLocation());
|
|
const SizeT size = programObject.GetUniformSizesInBytes(location);
|
|
const Uint offset = programObject.GetUniformOffset(location);
|
|
char* pUBO = static_cast<char*>(programObject.MapUBO());
|
|
const SizeT uboSize = programObject.GetUBOSize();
|
|
SizeT writeSize = ItemCount * sizeof(T);
|
|
if (size < writeSize) {
|
|
// Metadata bug: degrade to a clamped copy instead of killing the process.
|
|
MGLOG_E("%s: uniform size mismatch at program %u location %u: expected at least %zu bytes, got %zu "
|
|
"bytes; clamping",
|
|
__func__, programObject.GetExternalIndex(), location, ItemCount * sizeof(T), size);
|
|
writeSize = size;
|
|
}
|
|
if (pUBO == nullptr || offset == MG_State::GLState::ProgramObject::kInvalidUniformOffset ||
|
|
offset + byteOffsetInsideUniform + writeSize > uboSize) {
|
|
// Should not happen: linking gives every settable uniform backing
|
|
// storage. Log and drop the write instead of faulting.
|
|
MGLOG_E("%s: uniform at program %u location %u has no backing storage (ubo=%p offset=%u size=%zu "
|
|
"uboSize=%zu); dropping write",
|
|
__func__, programObject.GetExternalIndex(), location, static_cast<void*>(pUBO), offset,
|
|
writeSize, uboSize);
|
|
return;
|
|
}
|
|
MGLOG_D("%s: program = %d, location = %d, byteOffset = %d", __func__, programObject.GetExternalIndex(),
|
|
location, offset + byteOffsetInsideUniform);
|
|
Memcpy(pUBO + offset + byteOffsetInsideUniform, value, writeSize);
|
|
programObject.MarkUBOContentDirty();
|
|
} else {
|
|
auto* ttype = programObject.GetUniformTType(location);
|
|
if (!ttype->isTexture() && !ttype->isImage()) return;
|
|
if constexpr (!std::is_same_v<std::remove_cv_t<T>, GLint> || ItemCount != 1) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"Opaque uniforms can only be set with Uniform1i/Uniform1iv."));
|
|
return;
|
|
}
|
|
if (!ValidateOpaqueUniformUnit(__func__, ttype, *value)) return;
|
|
MGLOG_D("%s: program = %d, opaque uniform location = %d, name = '%s', unit = %d", __func__,
|
|
programObject.GetExternalIndex(), location, programObject.GetUniformName(location).c_str(),
|
|
static_cast<Int>(*value));
|
|
programObject.SetUniformSamplerOrImageUnitIndex(location, *value);
|
|
}
|
|
}
|
|
|
|
template <GLsizei ItemCount, typename T>
|
|
void Uniformv_State(GLint location, GLsizei count, T* value) {
|
|
if (location == -1) return;
|
|
|
|
auto& programObject = MG_State::pGLContext->GetCurrentProgram();
|
|
if (programObject == nullptr) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__, "There is no current program object."));
|
|
return;
|
|
}
|
|
|
|
for (GLint offset = 0; offset < count; offset++) {
|
|
if (offset > 0 && !programObject->UniformLocationsAliasSameUniform(location, location + offset)) {
|
|
// GL 3.3 §2.11.4: values for elements beyond the end of the uniform
|
|
// array are ignored. Never step onto a neighboring uniform's location.
|
|
break;
|
|
}
|
|
if (!programObject->IsValidUniformLocation(location + offset)) {
|
|
RecordInvalidUniformLocationError(__func__, location + offset, "the current program object");
|
|
return;
|
|
}
|
|
Uniform_State<ItemCount>(*programObject, location + offset, value + offset * ItemCount);
|
|
}
|
|
}
|
|
|
|
template <GLsizei ItemCount, typename T>
|
|
void ProgramUniformv_State(GLuint program, GLint location, GLsizei count, T* value) {
|
|
if (location == -1) return;
|
|
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return;
|
|
|
|
if (!programObject->GetLinkStatus()) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"program " + std::to_string(program) + " is not linked."));
|
|
return;
|
|
}
|
|
|
|
for (GLint offset = 0; offset < count; offset++) {
|
|
if (offset > 0 && !programObject->UniformLocationsAliasSameUniform(location, location + offset)) {
|
|
// Values for elements beyond the end of the uniform array are ignored.
|
|
break;
|
|
}
|
|
if (!programObject->IsValidUniformLocation(location + offset)) {
|
|
RecordInvalidUniformLocationError(__func__, location + offset,
|
|
"program " + std::to_string(program));
|
|
return;
|
|
}
|
|
Uniform_State<ItemCount>(*programObject, location + offset, value + offset * ItemCount);
|
|
}
|
|
}
|
|
|
|
// Helper function to transpose a 2x2 matrix
|
|
void TransposeMatrix2x2(const GLfloat* input, GLfloat* output) {
|
|
// Input matrix is in column-major order (OpenGL default)
|
|
// [0 2]
|
|
// [1 3]
|
|
//
|
|
// Output matrix should be in row-major order if transpose is true
|
|
// [0 1]
|
|
// [2 3]
|
|
output[0] = input[0]; // 0,0 element stays the same
|
|
output[1] = input[2]; // 0,1 element becomes 1,0
|
|
output[2] = input[1]; // 1,0 element becomes 0,1
|
|
output[3] = input[3]; // 1,1 element stays the same
|
|
}
|
|
|
|
// Helper function to transpose a 3x3 matrix
|
|
void TransposeMatrix3x3(const GLfloat* input, GLfloat* output) {
|
|
// Input matrix is in column-major order (OpenGL default)
|
|
// [0 3 6]
|
|
// [1 4 7]
|
|
// [2 5 8]
|
|
//
|
|
// Output matrix should be in row-major order if transpose is true
|
|
// [0 1 2]
|
|
// [3 4 5]
|
|
// [6 7 8]
|
|
output[0] = input[0]; // 0,0 element stays the same
|
|
output[1] = input[3]; // 0,1 element becomes 1,0
|
|
output[2] = input[6]; // 0,2 element becomes 2,0
|
|
output[3] = input[1]; // 1,0 element becomes 0,1
|
|
output[4] = input[4]; // 1,1 element stays the same
|
|
output[5] = input[7]; // 1,2 element becomes 2,1
|
|
output[6] = input[2]; // 2,0 element becomes 0,2
|
|
output[7] = input[5]; // 2,1 element becomes 1,2
|
|
output[8] = input[8]; // 2,2 element stays the same
|
|
}
|
|
|
|
// Helper function to transpose a 4x4 matrix
|
|
void TransposeMatrix4x4(const GLfloat* input, GLfloat* output) {
|
|
// Input matrix is in column-major order (OpenGL default)
|
|
// [0 4 8 12]
|
|
// [1 5 9 13]
|
|
// [2 6 10 14]
|
|
// [3 7 11 15]
|
|
//
|
|
// Output matrix should be in row-major order if transpose is true
|
|
// [0 1 2 3]
|
|
// [4 5 6 7]
|
|
// [8 9 10 11]
|
|
// [12 13 14 15]
|
|
output[0] = input[0]; // 0,0 element stays the same
|
|
output[1] = input[4]; // 0,1 element becomes 1,0
|
|
output[2] = input[8]; // 0,2 element becomes 2,0
|
|
output[3] = input[12]; // 0,3 element becomes 3,0
|
|
output[4] = input[1]; // 1,0 element becomes 0,1
|
|
output[5] = input[5]; // 1,1 element stays the same
|
|
output[6] = input[9]; // 1,2 element becomes 2,1
|
|
output[7] = input[13]; // 1,3 element becomes 3,1
|
|
output[8] = input[2]; // 2,0 element becomes 0,2
|
|
output[9] = input[6]; // 2,1 element becomes 1,2
|
|
output[10] = input[10]; // 2,2 element stays the same
|
|
output[11] = input[14]; // 2,3 element becomes 3,2
|
|
output[12] = input[3]; // 3,0 element becomes 0,3
|
|
output[13] = input[7]; // 3,1 element becomes 1,3
|
|
output[14] = input[11]; // 3,2 element becomes 2,3
|
|
output[15] = input[15]; // 3,3 element stays the same
|
|
}
|
|
|
|
void Uniform1fv_State(GLint location, GLsizei count, const GLfloat* value) {
|
|
Uniformv_State<1>(location, count, value);
|
|
}
|
|
|
|
void Uniform2fv_State(GLint location, GLsizei count, const GLfloat* value) {
|
|
Uniformv_State<2>(location, count, value);
|
|
}
|
|
|
|
void Uniform3fv_State(GLint location, GLsizei count, const GLfloat* value) {
|
|
Uniformv_State<3>(location, count, value);
|
|
}
|
|
|
|
void Uniform4fv_State(GLint location, GLsizei count, const GLfloat* value) {
|
|
Uniformv_State<4>(location, count, value);
|
|
}
|
|
|
|
void Uniform1iv_State(GLint location, GLsizei count, const GLint* value) {
|
|
Uniformv_State<1>(location, count, value);
|
|
}
|
|
|
|
void Uniform2iv_State(GLint location, GLsizei count, const GLint* value) {
|
|
Uniformv_State<2>(location, count, value);
|
|
}
|
|
|
|
void Uniform3iv_State(GLint location, GLsizei count, const GLint* value) {
|
|
Uniformv_State<3>(location, count, value);
|
|
}
|
|
|
|
void Uniform4iv_State(GLint location, GLsizei count, const GLint* value) {
|
|
Uniformv_State<4>(location, count, value);
|
|
}
|
|
|
|
void Uniform1uiv_State(GLint location, GLsizei count, const GLuint* value) {
|
|
Uniformv_State<1>(location, count, value);
|
|
}
|
|
|
|
void UniformMatrix2fv_State(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value) {
|
|
// For 2x2 matrices, we have 4 elements per matrix
|
|
// If transpose is GL_TRUE, we need to transpose the matrix data
|
|
if (location == -1) return;
|
|
|
|
auto& programObject = MG_State::pGLContext->GetCurrentProgram();
|
|
if (programObject == nullptr) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__, "There is no current program object."));
|
|
return;
|
|
}
|
|
|
|
// For matrix uniforms, we handle each matrix individually
|
|
for (GLint i = 0; i < count; i++) {
|
|
if (i > 0 && !programObject->UniformLocationsAliasSameUniform(location, location + i)) {
|
|
// Values for elements beyond the end of the uniform array are ignored.
|
|
break;
|
|
}
|
|
if (!programObject->IsValidUniformLocation(location + i)) {
|
|
RecordInvalidUniformLocationError(__func__, location + i, "the current program object");
|
|
return;
|
|
}
|
|
if (transpose == GL_TRUE) {
|
|
// Transpose the matrix before uploading
|
|
GLfloat transposedMatrix[4];
|
|
TransposeMatrix2x2(value + i * 4, transposedMatrix);
|
|
Uniform_State<4>(*programObject, location + i, transposedMatrix);
|
|
} else {
|
|
// No transpose needed, directly copy the matrix data
|
|
Uniform_State<4>(*programObject, location + i, value + i * 4);
|
|
}
|
|
}
|
|
}
|
|
|
|
void UniformMatrix3fv_State(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value) {
|
|
// For 3x3 matrices, we have 9 elements per matrix
|
|
// If transpose is GL_TRUE, we need to transpose the matrix data
|
|
if (location == -1) return;
|
|
|
|
auto& programObject = MG_State::pGLContext->GetCurrentProgram();
|
|
if (programObject == nullptr) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__, "There is no current program object."));
|
|
return;
|
|
}
|
|
|
|
// For matrix uniforms, we handle each matrix individually
|
|
// Handle padding in mat3 correctly!!
|
|
for (GLint i = 0; i < count; i++) {
|
|
if (i > 0 && !programObject->UniformLocationsAliasSameUniform(location, location + i)) {
|
|
// Values for elements beyond the end of the uniform array are ignored.
|
|
break;
|
|
}
|
|
if (!programObject->IsValidUniformLocation(location + i)) {
|
|
RecordInvalidUniformLocationError(__func__, location + i, "the current program object");
|
|
return;
|
|
}
|
|
if (transpose == GL_TRUE) {
|
|
// Transpose the matrix before uploading
|
|
GLfloat transposedMatrix[9];
|
|
TransposeMatrix3x3(value + i * 9, transposedMatrix);
|
|
for (int row = 0; row < 3; ++row) {
|
|
Uniform_State<3>(*programObject, location + i, transposedMatrix + row * 3, row * 4 * sizeof(float));
|
|
}
|
|
} else {
|
|
// No transpose needed, directly copy the matrix data
|
|
for (int row = 0; row < 3; ++row) {
|
|
Uniform_State<3>(*programObject, location + i, value + i * 9 + row * 3, row * 4 * sizeof(float));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void UniformMatrix4fv_State(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value) {
|
|
// For 4x4 matrices, we have 16 elements per matrix
|
|
// If transpose is GL_TRUE, we need to transpose the matrix data
|
|
if (location == -1) return;
|
|
|
|
auto& programObject = MG_State::pGLContext->GetCurrentProgram();
|
|
if (programObject == nullptr) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__, "There is no current program object."));
|
|
return;
|
|
}
|
|
|
|
// For matrix uniforms, we handle each matrix individually
|
|
for (GLint i = 0; i < count; i++) {
|
|
if (i > 0 && !programObject->UniformLocationsAliasSameUniform(location, location + i)) {
|
|
// Values for elements beyond the end of the uniform array are ignored.
|
|
break;
|
|
}
|
|
if (!programObject->IsValidUniformLocation(location + i)) {
|
|
RecordInvalidUniformLocationError(__func__, location + i, "the current program object");
|
|
return;
|
|
}
|
|
if (transpose == GL_TRUE) {
|
|
// Transpose the matrix before uploading
|
|
GLfloat transposedMatrix[16];
|
|
TransposeMatrix4x4(value + i * 16, transposedMatrix);
|
|
Uniform_State<16>(*programObject, location + i, transposedMatrix);
|
|
} else {
|
|
// No transpose needed, directly copy the matrix data
|
|
Uniform_State<16>(*programObject, location + i, value + i * 16);
|
|
}
|
|
}
|
|
}
|
|
|
|
void UniformMatrixNonSquarefv_State(const char* caller, GLint location, GLsizei count) {
|
|
if (location == -1) return;
|
|
|
|
auto& programObject = MG_State::pGLContext->GetCurrentProgram();
|
|
if (programObject == nullptr) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", caller, "There is no current program object."));
|
|
return;
|
|
}
|
|
|
|
for (GLint i = 0; i < count; i++) {
|
|
if (!programObject->IsValidUniformLocation(location + i)) {
|
|
RecordInvalidUniformLocationError(caller, location + i, "the current program object");
|
|
return;
|
|
}
|
|
if (programObject->IsUniformOpaqueAtLocation(location + i)) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", caller,
|
|
"Opaque uniforms cannot be set with matrix Uniform calls."));
|
|
return;
|
|
}
|
|
}
|
|
|
|
// TODO: Implement non-square matrix uniform uploads for non-opaque uniforms.
|
|
}
|
|
|
|
void ProgramUniformMatrix2fv_State(GLuint program, GLint location, GLsizei count, GLboolean transpose,
|
|
const GLfloat* value) {
|
|
if (location == -1) return;
|
|
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return;
|
|
|
|
if (!programObject->GetLinkStatus()) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"program " + std::to_string(program) + " is not linked."));
|
|
return;
|
|
}
|
|
|
|
for (GLint i = 0; i < count; i++) {
|
|
if (i > 0 && !programObject->UniformLocationsAliasSameUniform(location, location + i)) {
|
|
// Values for elements beyond the end of the uniform array are ignored.
|
|
break;
|
|
}
|
|
if (!programObject->IsValidUniformLocation(location + i)) {
|
|
RecordInvalidUniformLocationError(__func__, location + i, "program " + std::to_string(program));
|
|
return;
|
|
}
|
|
if (transpose == GL_TRUE) {
|
|
GLfloat transposedMatrix[4];
|
|
TransposeMatrix2x2(value + i * 4, transposedMatrix);
|
|
Uniform_State<4>(*programObject, location + i, transposedMatrix);
|
|
} else {
|
|
Uniform_State<4>(*programObject, location + i, value + i * 4);
|
|
}
|
|
}
|
|
}
|
|
|
|
void ProgramUniformMatrix3fv_State(GLuint program, GLint location, GLsizei count, GLboolean transpose,
|
|
const GLfloat* value) {
|
|
if (location == -1) return;
|
|
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return;
|
|
|
|
if (!programObject->GetLinkStatus()) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"program " + std::to_string(program) + " is not linked."));
|
|
return;
|
|
}
|
|
|
|
for (GLint i = 0; i < count; i++) {
|
|
if (i > 0 && !programObject->UniformLocationsAliasSameUniform(location, location + i)) {
|
|
// Values for elements beyond the end of the uniform array are ignored.
|
|
break;
|
|
}
|
|
if (!programObject->IsValidUniformLocation(location + i)) {
|
|
RecordInvalidUniformLocationError(__func__, location + i, "program " + std::to_string(program));
|
|
return;
|
|
}
|
|
if (transpose == GL_TRUE) {
|
|
GLfloat transposedMatrix[9];
|
|
TransposeMatrix3x3(value + i * 9, transposedMatrix);
|
|
for (int row = 0; row < 3; ++row) {
|
|
Uniform_State<3>(*programObject, location + i, transposedMatrix + row * 3, row * 4 * sizeof(float));
|
|
}
|
|
} else {
|
|
for (int row = 0; row < 3; ++row) {
|
|
Uniform_State<3>(*programObject, location + i, value + i * 9 + row * 3, row * 4 * sizeof(float));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void ProgramUniformMatrix4fv_State(GLuint program, GLint location, GLsizei count, GLboolean transpose,
|
|
const GLfloat* value) {
|
|
if (location == -1) return;
|
|
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return;
|
|
|
|
if (!programObject->GetLinkStatus()) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"program " + std::to_string(program) + " is not linked."));
|
|
return;
|
|
}
|
|
|
|
for (GLint i = 0; i < count; i++) {
|
|
if (i > 0 && !programObject->UniformLocationsAliasSameUniform(location, location + i)) {
|
|
// Values for elements beyond the end of the uniform array are ignored.
|
|
break;
|
|
}
|
|
if (!programObject->IsValidUniformLocation(location + i)) {
|
|
RecordInvalidUniformLocationError(__func__, location + i, "program " + std::to_string(program));
|
|
return;
|
|
}
|
|
if (transpose == GL_TRUE) {
|
|
GLfloat transposedMatrix[16];
|
|
TransposeMatrix4x4(value + i * 16, transposedMatrix);
|
|
Uniform_State<16>(*programObject, location + i, transposedMatrix);
|
|
} else {
|
|
Uniform_State<16>(*programObject, location + i, value + i * 16);
|
|
}
|
|
}
|
|
}
|
|
|
|
void ProgramUniformMatrixNonSquarefv_State(const char* caller, GLuint program, GLint location, GLsizei count) {
|
|
if (location == -1) return;
|
|
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return;
|
|
|
|
if (!programObject->GetLinkStatus()) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", caller,
|
|
"program " + std::to_string(program) + " is not linked."));
|
|
return;
|
|
}
|
|
|
|
for (GLint i = 0; i < count; i++) {
|
|
if (!programObject->IsValidUniformLocation(location + i)) {
|
|
RecordInvalidUniformLocationError(caller, location + i, "program " + std::to_string(program));
|
|
return;
|
|
}
|
|
if (programObject->IsUniformOpaqueAtLocation(location + i)) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", caller,
|
|
"Opaque uniforms cannot be set with matrix Uniform calls."));
|
|
return;
|
|
}
|
|
}
|
|
|
|
// TODO: Implement non-square matrix uniform uploads for non-opaque uniforms.
|
|
}
|
|
|
|
GLuint GetUniformBlockIndex_State(GLuint program, const GLchar* uniformBlockName) {
|
|
const auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return GL_INVALID_INDEX;
|
|
if (!programObject->GetLinkStatus()) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
std::to_string(program) +
|
|
" is not a program object that has been linked."));
|
|
return GL_INVALID_INDEX;
|
|
}
|
|
|
|
const auto& index = programObject->GetUniformBlockIndex(uniformBlockName);
|
|
MGLOG_D("GBI prog=%u name='%s' -> %d", program, uniformBlockName ? uniformBlockName : "(null)", (Int)index);
|
|
return index;
|
|
}
|
|
|
|
void UniformBlockBinding_State(GLuint program, GLuint uniformBlockIndex, GLuint uniformBlockBinding) {
|
|
const auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject->GetLinkStatus()) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"Program object" + std::to_string(program) + " that has been linked."));
|
|
return;
|
|
}
|
|
if (!programObject->IsActiveUniformBlock(uniformBlockIndex)) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue,
|
|
MakeUnique<GenericErrorInfo>(
|
|
"MG_Impl/GLImpl", __func__,
|
|
"uniformBlockIndex " + std::to_string(uniformBlockIndex) +
|
|
" is greater than or equal to the value of `GL_ACTIVE_UNIFORM_BLOCKS` or is "
|
|
"not the index of an active uniform block in program" +
|
|
std::to_string(program) + "."));
|
|
return;
|
|
}
|
|
MGLOG_D("UBB prog=%u idx=%u binding=%u", program, uniformBlockIndex, uniformBlockBinding);
|
|
programObject->SetUniformBlockBinding(uniformBlockIndex, uniformBlockBinding);
|
|
}
|
|
|
|
void GetActiveUniformBlockiv_State(GLuint program, GLuint uniformBlockIndex, GLenum pname, GLint* params) {
|
|
const auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject->GetLinkStatus()) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"Program object" + std::to_string(program) + " that has been linked."));
|
|
return;
|
|
}
|
|
if (!programObject->IsActiveUniformBlock(uniformBlockIndex)) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue,
|
|
MakeUnique<GenericErrorInfo>(
|
|
"MG_Impl/GLImpl", __func__,
|
|
"uniformBlockIndex " + std::to_string(uniformBlockIndex) +
|
|
" is greater than or equal to the value of `GL_ACTIVE_UNIFORM_BLOCKS` or is "
|
|
"not the index of an active uniform block in program" +
|
|
std::to_string(program) + "."));
|
|
return;
|
|
}
|
|
switch (pname) {
|
|
case GL_UNIFORM_BLOCK_DATA_SIZE: {
|
|
*params = (GLint)programObject->GetUBOSizeAt(uniformBlockIndex);
|
|
MGLOG_D("%s: GL_UNIFORM_BLOCK_DATA_SIZE = %d", __func__, *params);
|
|
break;
|
|
}
|
|
case GL_UNIFORM_BLOCK_NAME_LENGTH: {
|
|
*params = (GLint)programObject->GetUniformBlockName(uniformBlockIndex).length() + 1;
|
|
MGLOG_D("%s: GL_UNIFORM_BLOCK_NAME_LENGTH = %d", __func__, *params);
|
|
break;
|
|
}
|
|
case GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS: {
|
|
*params = programObject->GetUniformBlockActiveUniformCount(uniformBlockIndex);
|
|
MGLOG_D("%s: GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS = %d", __func__, *params);
|
|
break;
|
|
}
|
|
case GL_UNIFORM_BLOCK_BINDING: {
|
|
*params = static_cast<GLint>(programObject->GetUniformBlockBinding(uniformBlockIndex));
|
|
MGLOG_D("%s: GL_UNIFORM_BLOCK_BINDING = %d", __func__, *params);
|
|
break;
|
|
}
|
|
case GL_UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER:
|
|
*params = BoolToGLInt(programObject->IsUniformBlockReferencedByStage(uniformBlockIndex, EShLangVertex));
|
|
MGLOG_D("%s: GL_UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER = %d", __func__, *params);
|
|
break;
|
|
case GL_UNIFORM_BLOCK_REFERENCED_BY_TESS_CONTROL_SHADER:
|
|
*params =
|
|
BoolToGLInt(programObject->IsUniformBlockReferencedByStage(uniformBlockIndex, EShLangTessControl));
|
|
MGLOG_D("%s: GL_UNIFORM_BLOCK_REFERENCED_BY_TESS_CONTROL_SHADER = %d", __func__, *params);
|
|
break;
|
|
case GL_UNIFORM_BLOCK_REFERENCED_BY_TESS_EVALUATION_SHADER:
|
|
*params =
|
|
BoolToGLInt(programObject->IsUniformBlockReferencedByStage(uniformBlockIndex, EShLangTessEvaluation));
|
|
MGLOG_D("%s: GL_UNIFORM_BLOCK_REFERENCED_BY_TESS_EVALUATION_SHADER = %d", __func__, *params);
|
|
break;
|
|
case GL_UNIFORM_BLOCK_REFERENCED_BY_GEOMETRY_SHADER:
|
|
*params = BoolToGLInt(programObject->IsUniformBlockReferencedByStage(uniformBlockIndex, EShLangGeometry));
|
|
MGLOG_D("%s: GL_UNIFORM_BLOCK_REFERENCED_BY_GEOMETRY_SHADER = %d", __func__, *params);
|
|
break;
|
|
case GL_UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER:
|
|
*params = BoolToGLInt(programObject->IsUniformBlockReferencedByStage(uniformBlockIndex, EShLangFragment));
|
|
MGLOG_D("%s: GL_UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER = %d", __func__, *params);
|
|
break;
|
|
case GL_UNIFORM_BLOCK_REFERENCED_BY_COMPUTE_SHADER:
|
|
*params = BoolToGLInt(programObject->IsUniformBlockReferencedByStage(uniformBlockIndex, EShLangCompute));
|
|
MGLOG_D("%s: GL_UNIFORM_BLOCK_REFERENCED_BY_COMPUTE_SHADER = %d", __func__, *params);
|
|
break;
|
|
case GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES: {
|
|
// Member entries of an arrayed block are recorded against the first instance;
|
|
// every instance of the array reports that shared member set (matches
|
|
// GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS, which scans with the same owner index).
|
|
const Int ownerIndex = static_cast<Int>(programObject->GetUniformBlockMemberOwnerIndex(uniformBlockIndex));
|
|
GLint uniformIndexCount = 0;
|
|
for (Uint uniformIndex = 0; uniformIndex < programObject->GetUniformCount(); ++uniformIndex) {
|
|
if (programObject->GetActiveUniformBlockIndex(uniformIndex) != ownerIndex) {
|
|
continue;
|
|
}
|
|
params[uniformIndexCount++] = static_cast<GLint>(uniformIndex);
|
|
}
|
|
MGLOG_D("%s: GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES count = %d", __func__, uniformIndexCount);
|
|
break;
|
|
}
|
|
default:
|
|
MGLOG_E("%s: unknown pname = %p %s", __func__, pname, MG_Util::ConvertGLEnumToString(pname).c_str());
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidEnum,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"pname " + std::to_string(pname) + " is not one of the accepted tokens."));
|
|
break;
|
|
}
|
|
}
|
|
|
|
void GetActiveUniformBlockName_State(GLuint program, GLuint uniformBlockIndex, GLsizei bufSize, GLsizei* length,
|
|
GLchar* uniformBlockName) {
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return;
|
|
if (!programObject->GetLinkStatus()) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
std::to_string(program) +
|
|
" is not a program object that has been linked."));
|
|
return;
|
|
}
|
|
if (!programObject->IsActiveUniformBlock(uniformBlockIndex)) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue,
|
|
MakeUnique<GenericErrorInfo>(
|
|
"MG_Impl/GLImpl", __func__,
|
|
"uniformBlockIndex " + std::to_string(uniformBlockIndex) +
|
|
" is greater than or equal to the value of `GL_ACTIVE_UNIFORM_BLOCKS` or is "
|
|
"not the index of an active uniform block in program."));
|
|
return;
|
|
}
|
|
const auto& name = programObject->GetUniformBlockName(uniformBlockIndex);
|
|
CopyStr(bufSize, length, uniformBlockName, name.c_str(), (GLsizei)name.length());
|
|
MGLOG_D("%s: \"%s\" at uniformBlockIndex %02d, length = %d", __func__, uniformBlockName, uniformBlockIndex,
|
|
length ? *length : 0);
|
|
}
|
|
|
|
void BindFragDataLocationIndexed_State(GLuint program, GLuint colorNumber, GLuint index, const char* name) {
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
// TryToGetProgramObject already recorded the error for a bad handle (GL_INVALID_VALUE for an
|
|
// unknown name, GL_INVALID_OPERATION for a non-program object); do not record a second one.
|
|
if (!programObject) return;
|
|
if (name == nullptr) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__, "name cannot be null."));
|
|
return;
|
|
}
|
|
// index selects the single (0) or dual-source (1) color; it must be 0 or 1.
|
|
if (index > 1) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__, "index must be 0 or 1."));
|
|
return;
|
|
}
|
|
const auto& dynamicParameters = MG_Backend::pActiveBackendObject->GetDynamicParameters();
|
|
// colorNumber is bounded by GL_MAX_DRAW_BUFFERS for index 0, and by
|
|
// GL_MAX_DUAL_SOURCE_DRAW_BUFFERS (which MobileGL reports as 1) for index 1.
|
|
const GLuint colorNumberLimit =
|
|
(index == 0) ? static_cast<GLuint>(dynamicParameters.MaxDrawBuffers) : 1u;
|
|
if (colorNumber >= colorNumberLimit) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"colorNumber exceeds the applicable draw-buffer limit."));
|
|
return;
|
|
}
|
|
if (strncmp(name, "gl_", 3) == 0) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"name " + std::string(name) + " starts with the reserved prefix `gl_`."));
|
|
return;
|
|
}
|
|
|
|
MGLOG_D("%s: loc %02d index %u = \"%s\"", __func__, colorNumber, index, name);
|
|
programObject->SetExplicitFragmentOutLocation(colorNumber, name);
|
|
programObject->SetExplicitFragmentOutIndex(index, name);
|
|
}
|
|
|
|
// glBindFragDataLocation is glBindFragDataLocationIndexed with color index 0.
|
|
void BindFragDataLocation_State(GLuint program, GLuint colorNumber, const char* name) {
|
|
BindFragDataLocationIndexed_State(program, colorNumber, 0, name);
|
|
}
|
|
|
|
GLint GetFragDataLocation_State(GLuint program, const char* name) {
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return -1; // TryToGetProgramObject already recorded the error.
|
|
if (name == nullptr) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__, "name cannot be null."));
|
|
return -1;
|
|
}
|
|
if (!programObject->GetLinkStatus()) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
std::to_string(program) + " has not been linked successfully."));
|
|
return -1;
|
|
}
|
|
return programObject->GetFragmentDataLocation(name);
|
|
}
|
|
|
|
GLint GetFragDataIndex_State(GLuint program, const char* name) {
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject) return -1; // TryToGetProgramObject already recorded the error.
|
|
if (name == nullptr) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__, "name cannot be null."));
|
|
return -1;
|
|
}
|
|
if (!programObject->GetLinkStatus()) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
std::to_string(program) + " has not been linked successfully."));
|
|
return -1;
|
|
}
|
|
// Returns the color index bound by glBindFragDataLocationIndexed (0 by default), or -1 if name
|
|
// is not an active user-defined output. Note: the index is tracked for reflection but is not
|
|
// yet plumbed into dual-source blend rendering, and shader-side layout(index=) is not reflected.
|
|
return programObject->GetFragmentDataIndex(name);
|
|
}
|
|
|
|
void ValidateProgram_State(GLuint program) {
|
|
// THROW_UNIMPL_EXCEPTION;
|
|
}
|
|
|
|
void AttachShader(GLuint program, GLuint shader) {
|
|
AttachShader_State(program, shader);
|
|
}
|
|
|
|
void BindAttribLocation(GLuint program, GLuint index, const GLchar* name) {
|
|
BindAttribLocation_State(program, index, name);
|
|
}
|
|
|
|
void CompileShader(GLuint shader) {
|
|
CompileShader_State(shader);
|
|
}
|
|
GLuint CreateProgram(void) {
|
|
return CreateProgram_State();
|
|
}
|
|
|
|
GLuint CreateShader(GLenum type) {
|
|
return CreateShader_State(type);
|
|
}
|
|
|
|
void DeleteProgram(GLuint program) {
|
|
DeleteProgram_State(program);
|
|
}
|
|
|
|
void DeleteShader(GLuint shader) {
|
|
DeleteShader_State(shader);
|
|
}
|
|
|
|
void DetachShader(GLuint program, GLuint shader) {
|
|
DetachShader_State(program, shader);
|
|
}
|
|
|
|
void GetActiveAttrib(GLuint program, GLuint index, GLsizei bufSize, GLsizei* length, GLint* size, GLenum* type,
|
|
GLchar* name) {
|
|
GetActiveAttrib_State(program, index, bufSize, length, size, type, name);
|
|
}
|
|
|
|
void GetActiveUniform(GLuint program, GLuint index, GLsizei bufSize, GLsizei* length, GLint* size, GLenum* type,
|
|
GLchar* name) {
|
|
GetActiveUniform_State(program, index, bufSize, length, size, type, name);
|
|
}
|
|
|
|
void GetActiveUniformName(GLuint program, GLuint uniformIndex, GLsizei bufSize, GLsizei* length,
|
|
GLchar* uniformName) {
|
|
GetActiveUniform_State(program, uniformIndex, bufSize, length, nullptr, nullptr, uniformName);
|
|
}
|
|
|
|
void GetUniformIndices(GLuint program, GLsizei uniformCount, const GLchar* const* uniformNames,
|
|
GLuint* uniformIndices) {
|
|
GetUniformIndices_State(program, uniformCount, uniformNames, uniformIndices);
|
|
}
|
|
|
|
void GetActiveUniformsiv(GLuint program, GLsizei uniformCount, const GLuint* uniformIndices, GLenum pname,
|
|
GLint* params) {
|
|
GetActiveUniformsiv_State(program, uniformCount, uniformIndices, pname, params);
|
|
}
|
|
|
|
void GetAttachedShaders(GLuint program, GLsizei maxCount, GLsizei* count, GLuint* shaders) {
|
|
GetAttachedShaders_State(program, maxCount, count, shaders);
|
|
}
|
|
|
|
GLint GetAttribLocation(GLuint program, const GLchar* name) {
|
|
return GetAttribLocation_State(program, name);
|
|
}
|
|
|
|
void GetProgramiv(GLuint program, GLenum pname, GLint* params) {
|
|
GetProgramiv_State(program, pname, params);
|
|
}
|
|
|
|
void GetProgramInfoLog(GLuint program, GLsizei bufSize, GLsizei* length, GLchar* infoLog) {
|
|
GetProgramInfoLog_State(program, bufSize, length, infoLog);
|
|
}
|
|
|
|
void GetShaderiv(GLuint shader, GLenum pname, GLint* params) {
|
|
GetShaderiv_State(shader, pname, params);
|
|
}
|
|
|
|
void GetShaderInfoLog(GLuint shader, GLsizei bufSize, GLsizei* length, GLchar* infoLog) {
|
|
GetShaderInfoLog_State(shader, bufSize, length, infoLog);
|
|
}
|
|
|
|
void GetShaderSource(GLuint shader, GLsizei bufSize, GLsizei* length, GLchar* source) {
|
|
GetShaderSource_State(shader, bufSize, length, source);
|
|
}
|
|
|
|
GLint GetUniformLocation(GLuint program, const GLchar* name) {
|
|
return GetUniformLocation_State(program, name);
|
|
}
|
|
|
|
void GetUniformfv(GLuint program, GLint location, GLfloat* params) {
|
|
GetUniformfv_State(program, location, params);
|
|
}
|
|
|
|
void GetUniformiv(GLuint program, GLint location, GLint* params) {
|
|
GetUniformiv_State(program, location, params);
|
|
}
|
|
|
|
void GetUniformuiv(GLuint program, GLint location, GLuint* params) {
|
|
GetUniformuiv_State(program, location, params);
|
|
}
|
|
|
|
GLboolean IsProgram(GLuint program) {
|
|
return IsProgram_State(program);
|
|
}
|
|
GLboolean IsShader(GLuint shader) {
|
|
return IsShader_State(shader);
|
|
}
|
|
|
|
void LinkProgram(GLuint program) {
|
|
LinkProgram_State(program);
|
|
}
|
|
|
|
void ShaderSource(GLuint shader, GLsizei count, const GLchar* const* string, const GLint* length) {
|
|
ShaderSource_State(shader, count, string, length);
|
|
}
|
|
|
|
void UseProgram(GLuint program) {
|
|
UseProgram_State(program);
|
|
}
|
|
|
|
void Uniform1f(GLint location, GLfloat v0) {
|
|
Uniform1fv(location, 1, &v0);
|
|
}
|
|
|
|
void Uniform2f(GLint location, GLfloat v0, GLfloat v1) {
|
|
GLfloat v[] = {v0, v1};
|
|
Uniform2fv(location, 1, v);
|
|
}
|
|
|
|
void Uniform3f(GLint location, GLfloat v0, GLfloat v1, GLfloat v2) {
|
|
GLfloat v[] = {v0, v1, v2};
|
|
Uniform3fv(location, 1, v);
|
|
}
|
|
|
|
void Uniform4f(GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3) {
|
|
GLfloat v[] = {v0, v1, v2, v3};
|
|
Uniform4fv(location, 1, v);
|
|
}
|
|
|
|
void Uniform1i(GLint location, GLint v0) {
|
|
Uniform1iv(location, 1, &v0);
|
|
}
|
|
|
|
void Uniform2i(GLint location, GLint v0, GLint v1) {
|
|
GLint v[] = {v0, v1};
|
|
Uniform2iv(location, 1, v);
|
|
}
|
|
|
|
void Uniform3i(GLint location, GLint v0, GLint v1, GLint v2) {
|
|
GLint v[] = {v0, v1, v2};
|
|
Uniform3iv(location, 1, v);
|
|
}
|
|
|
|
void Uniform4i(GLint location, GLint v0, GLint v1, GLint v2, GLint v3) {
|
|
GLint v[] = {v0, v1, v2, v3};
|
|
Uniform4iv(location, 1, v);
|
|
}
|
|
|
|
void Uniform1ui(GLint location, GLuint v0) {
|
|
Uniform1uiv(location, 1, &v0);
|
|
}
|
|
|
|
void Uniform2ui(GLint location, GLuint v0, GLuint v1) {
|
|
GLuint v[] = {v0, v1};
|
|
Uniform2uiv(location, 1, v);
|
|
}
|
|
|
|
void Uniform3ui(GLint location, GLuint v0, GLuint v1, GLuint v2) {
|
|
GLuint v[] = {v0, v1, v2};
|
|
Uniform3uiv(location, 1, v);
|
|
}
|
|
|
|
void Uniform4ui(GLint location, GLuint v0, GLuint v1, GLuint v2, GLuint v3) {
|
|
GLuint v[] = {v0, v1, v2, v3};
|
|
Uniform4uiv(location, 1, v);
|
|
}
|
|
void Uniform1fv(GLint location, GLsizei count, const GLfloat* value) {
|
|
Uniform1fv_State(location, count, value);
|
|
}
|
|
|
|
void Uniform2fv(GLint location, GLsizei count, const GLfloat* value) {
|
|
Uniform2fv_State(location, count, value);
|
|
}
|
|
|
|
void Uniform3fv(GLint location, GLsizei count, const GLfloat* value) {
|
|
Uniform3fv_State(location, count, value);
|
|
}
|
|
|
|
void Uniform4fv(GLint location, GLsizei count, const GLfloat* value) {
|
|
Uniform4fv_State(location, count, value);
|
|
}
|
|
|
|
void Uniform1iv(GLint location, GLsizei count, const GLint* value) {
|
|
Uniform1iv_State(location, count, value);
|
|
}
|
|
|
|
void Uniform2iv(GLint location, GLsizei count, const GLint* value) {
|
|
Uniform2iv_State(location, count, value);
|
|
}
|
|
|
|
void Uniform3iv(GLint location, GLsizei count, const GLint* value) {
|
|
Uniform3iv_State(location, count, value);
|
|
}
|
|
|
|
void Uniform4iv(GLint location, GLsizei count, const GLint* value) {
|
|
Uniform4iv_State(location, count, value);
|
|
}
|
|
|
|
void Uniform1uiv(GLint location, GLsizei count, const GLuint* value) {
|
|
Uniformv_State<1>(location, count, value);
|
|
}
|
|
|
|
void Uniform2uiv(GLint location, GLsizei count, const GLuint* value) {
|
|
Uniformv_State<2>(location, count, value);
|
|
}
|
|
|
|
void Uniform3uiv(GLint location, GLsizei count, const GLuint* value) {
|
|
Uniformv_State<3>(location, count, value);
|
|
}
|
|
|
|
void Uniform4uiv(GLint location, GLsizei count, const GLuint* value) {
|
|
Uniformv_State<4>(location, count, value);
|
|
}
|
|
|
|
void UniformMatrix2fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value) {
|
|
UniformMatrix2fv_State(location, count, transpose, value);
|
|
}
|
|
|
|
void UniformMatrix3fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value) {
|
|
UniformMatrix3fv_State(location, count, transpose, value);
|
|
}
|
|
|
|
void UniformMatrix4fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value) {
|
|
UniformMatrix4fv_State(location, count, transpose, value);
|
|
}
|
|
|
|
void UniformMatrix2x3fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value) {
|
|
UniformMatrixNonSquarefv_State(__func__, location, count);
|
|
}
|
|
|
|
void UniformMatrix3x2fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value) {
|
|
UniformMatrixNonSquarefv_State(__func__, location, count);
|
|
}
|
|
|
|
void UniformMatrix2x4fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value) {
|
|
UniformMatrixNonSquarefv_State(__func__, location, count);
|
|
}
|
|
|
|
void UniformMatrix4x2fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value) {
|
|
UniformMatrixNonSquarefv_State(__func__, location, count);
|
|
}
|
|
|
|
void UniformMatrix3x4fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value) {
|
|
UniformMatrixNonSquarefv_State(__func__, location, count);
|
|
}
|
|
|
|
void UniformMatrix4x3fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat* value) {
|
|
UniformMatrixNonSquarefv_State(__func__, location, count);
|
|
}
|
|
|
|
void ProgramUniform1f(GLuint program, GLint location, GLfloat v0) {
|
|
ProgramUniform1fv(program, location, 1, &v0);
|
|
}
|
|
|
|
void ProgramUniform2f(GLuint program, GLint location, GLfloat v0, GLfloat v1) {
|
|
GLfloat v[] = {v0, v1};
|
|
ProgramUniform2fv(program, location, 1, v);
|
|
}
|
|
|
|
void ProgramUniform3f(GLuint program, GLint location, GLfloat v0, GLfloat v1, GLfloat v2) {
|
|
GLfloat v[] = {v0, v1, v2};
|
|
ProgramUniform3fv(program, location, 1, v);
|
|
}
|
|
|
|
void ProgramUniform4f(GLuint program, GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3) {
|
|
GLfloat v[] = {v0, v1, v2, v3};
|
|
ProgramUniform4fv(program, location, 1, v);
|
|
}
|
|
|
|
void ProgramUniform1i(GLuint program, GLint location, GLint v0) {
|
|
ProgramUniform1iv(program, location, 1, &v0);
|
|
}
|
|
|
|
void ProgramUniform2i(GLuint program, GLint location, GLint v0, GLint v1) {
|
|
GLint v[] = {v0, v1};
|
|
ProgramUniform2iv(program, location, 1, v);
|
|
}
|
|
|
|
void ProgramUniform3i(GLuint program, GLint location, GLint v0, GLint v1, GLint v2) {
|
|
GLint v[] = {v0, v1, v2};
|
|
ProgramUniform3iv(program, location, 1, v);
|
|
}
|
|
|
|
void ProgramUniform4i(GLuint program, GLint location, GLint v0, GLint v1, GLint v2, GLint v3) {
|
|
GLint v[] = {v0, v1, v2, v3};
|
|
ProgramUniform4iv(program, location, 1, v);
|
|
}
|
|
|
|
void ProgramUniform1ui(GLuint program, GLint location, GLuint v0) {
|
|
ProgramUniform1uiv(program, location, 1, &v0);
|
|
}
|
|
|
|
void ProgramUniform2ui(GLuint program, GLint location, GLuint v0, GLuint v1) {
|
|
GLuint v[] = {v0, v1};
|
|
ProgramUniform2uiv(program, location, 1, v);
|
|
}
|
|
|
|
void ProgramUniform3ui(GLuint program, GLint location, GLuint v0, GLuint v1, GLuint v2) {
|
|
GLuint v[] = {v0, v1, v2};
|
|
ProgramUniform3uiv(program, location, 1, v);
|
|
}
|
|
|
|
void ProgramUniform4ui(GLuint program, GLint location, GLuint v0, GLuint v1, GLuint v2, GLuint v3) {
|
|
GLuint v[] = {v0, v1, v2, v3};
|
|
ProgramUniform4uiv(program, location, 1, v);
|
|
}
|
|
|
|
void ProgramUniform1fv(GLuint program, GLint location, GLsizei count, const GLfloat* value) {
|
|
ProgramUniformv_State<1>(program, location, count, value);
|
|
}
|
|
|
|
void ProgramUniform2fv(GLuint program, GLint location, GLsizei count, const GLfloat* value) {
|
|
ProgramUniformv_State<2>(program, location, count, value);
|
|
}
|
|
|
|
void ProgramUniform3fv(GLuint program, GLint location, GLsizei count, const GLfloat* value) {
|
|
ProgramUniformv_State<3>(program, location, count, value);
|
|
}
|
|
|
|
void ProgramUniform4fv(GLuint program, GLint location, GLsizei count, const GLfloat* value) {
|
|
ProgramUniformv_State<4>(program, location, count, value);
|
|
}
|
|
|
|
void ProgramUniform1iv(GLuint program, GLint location, GLsizei count, const GLint* value) {
|
|
ProgramUniformv_State<1>(program, location, count, value);
|
|
}
|
|
|
|
void ProgramUniform2iv(GLuint program, GLint location, GLsizei count, const GLint* value) {
|
|
ProgramUniformv_State<2>(program, location, count, value);
|
|
}
|
|
|
|
void ProgramUniform3iv(GLuint program, GLint location, GLsizei count, const GLint* value) {
|
|
ProgramUniformv_State<3>(program, location, count, value);
|
|
}
|
|
|
|
void ProgramUniform4iv(GLuint program, GLint location, GLsizei count, const GLint* value) {
|
|
ProgramUniformv_State<4>(program, location, count, value);
|
|
}
|
|
|
|
void ProgramUniform1uiv(GLuint program, GLint location, GLsizei count, const GLuint* value) {
|
|
ProgramUniformv_State<1>(program, location, count, value);
|
|
}
|
|
|
|
void ProgramUniform2uiv(GLuint program, GLint location, GLsizei count, const GLuint* value) {
|
|
ProgramUniformv_State<2>(program, location, count, value);
|
|
}
|
|
|
|
void ProgramUniform3uiv(GLuint program, GLint location, GLsizei count, const GLuint* value) {
|
|
ProgramUniformv_State<3>(program, location, count, value);
|
|
}
|
|
|
|
void ProgramUniform4uiv(GLuint program, GLint location, GLsizei count, const GLuint* value) {
|
|
ProgramUniformv_State<4>(program, location, count, value);
|
|
}
|
|
|
|
void ProgramUniformMatrix2fv(GLuint program, GLint location, GLsizei count, GLboolean transpose,
|
|
const GLfloat* value) {
|
|
ProgramUniformMatrix2fv_State(program, location, count, transpose, value);
|
|
}
|
|
|
|
void ProgramUniformMatrix3fv(GLuint program, GLint location, GLsizei count, GLboolean transpose,
|
|
const GLfloat* value) {
|
|
ProgramUniformMatrix3fv_State(program, location, count, transpose, value);
|
|
}
|
|
|
|
void ProgramUniformMatrix4fv(GLuint program, GLint location, GLsizei count, GLboolean transpose,
|
|
const GLfloat* value) {
|
|
ProgramUniformMatrix4fv_State(program, location, count, transpose, value);
|
|
}
|
|
|
|
void ProgramUniformMatrix2x3fv(GLuint program, GLint location, GLsizei count, GLboolean transpose,
|
|
const GLfloat* value) {
|
|
ProgramUniformMatrixNonSquarefv_State(__func__, program, location, count);
|
|
}
|
|
|
|
void ProgramUniformMatrix3x2fv(GLuint program, GLint location, GLsizei count, GLboolean transpose,
|
|
const GLfloat* value) {
|
|
ProgramUniformMatrixNonSquarefv_State(__func__, program, location, count);
|
|
}
|
|
|
|
void ProgramUniformMatrix2x4fv(GLuint program, GLint location, GLsizei count, GLboolean transpose,
|
|
const GLfloat* value) {
|
|
ProgramUniformMatrixNonSquarefv_State(__func__, program, location, count);
|
|
}
|
|
|
|
void ProgramUniformMatrix4x2fv(GLuint program, GLint location, GLsizei count, GLboolean transpose,
|
|
const GLfloat* value) {
|
|
ProgramUniformMatrixNonSquarefv_State(__func__, program, location, count);
|
|
}
|
|
|
|
void ProgramUniformMatrix3x4fv(GLuint program, GLint location, GLsizei count, GLboolean transpose,
|
|
const GLfloat* value) {
|
|
ProgramUniformMatrixNonSquarefv_State(__func__, program, location, count);
|
|
}
|
|
|
|
void ProgramUniformMatrix4x3fv(GLuint program, GLint location, GLsizei count, GLboolean transpose,
|
|
const GLfloat* value) {
|
|
ProgramUniformMatrixNonSquarefv_State(__func__, program, location, count);
|
|
}
|
|
|
|
GLuint GetUniformBlockIndex(GLuint program, const GLchar* uniformBlockName) {
|
|
return GetUniformBlockIndex_State(program, uniformBlockName);
|
|
}
|
|
|
|
void UniformBlockBinding(GLuint program, GLuint uniformBlockIndex, GLuint uniformBlockBinding) {
|
|
UniformBlockBinding_State(program, uniformBlockIndex, uniformBlockBinding);
|
|
}
|
|
|
|
void GetActiveUniformBlockiv(GLuint program, GLuint uniformBlockIndex, GLenum pname, GLint* params) {
|
|
GetActiveUniformBlockiv_State(program, uniformBlockIndex, pname, params);
|
|
}
|
|
|
|
void GetActiveUniformBlockName(GLuint program, GLuint uniformBlockIndex, GLsizei bufSize, GLsizei* length,
|
|
GLchar* uniformBlockName) {
|
|
GetActiveUniformBlockName_State(program, uniformBlockIndex, bufSize, length, uniformBlockName);
|
|
}
|
|
|
|
void BindFragDataLocation(GLuint program, GLuint colorNumber, const char* name) {
|
|
BindFragDataLocation_State(program, colorNumber, name);
|
|
}
|
|
|
|
void BindFragDataLocationIndexed(GLuint program, GLuint colorNumber, GLuint index, const char* name) {
|
|
BindFragDataLocationIndexed_State(program, colorNumber, index, name);
|
|
}
|
|
|
|
GLint GetFragDataLocation(GLuint program, const char* name) {
|
|
return GetFragDataLocation_State(program, name);
|
|
}
|
|
|
|
GLint GetFragDataIndex(GLuint program, const char* name) {
|
|
return GetFragDataIndex_State(program, name);
|
|
}
|
|
|
|
void GetProgramInterfaceiv(GLuint program, GLenum programInterface, GLenum pname, GLint* params) {
|
|
auto& programObject = TryToGetLinkedProgramForInterfaceQuery(program, __func__);
|
|
if (!programObject) return;
|
|
if (!ValidateProgramInterfaceivQuery(programInterface, pname)) return;
|
|
auto getProgramInterfaceiv = MG_Backend::gBackendFunctionsTable.GL.GetProgramInterfaceiv;
|
|
if (!getProgramInterfaceiv) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"Backend does not support program interface queries."));
|
|
return;
|
|
}
|
|
getProgramInterfaceiv(program, programInterface, pname, params);
|
|
}
|
|
|
|
GLuint GetProgramResourceIndex(GLuint program, GLenum programInterface, const GLchar* name) {
|
|
auto& programObject = TryToGetLinkedProgramForInterfaceQuery(program, __func__);
|
|
if (!programObject) return GL_INVALID_INDEX;
|
|
if (!ValidateNamedProgramResourceInterface(programInterface, __func__)) return GL_INVALID_INDEX;
|
|
if (!name) return GL_INVALID_INDEX;
|
|
auto getProgramResourceIndex = MG_Backend::gBackendFunctionsTable.GL.GetProgramResourceIndex;
|
|
if (!getProgramResourceIndex) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"Backend does not support program interface queries."));
|
|
return GL_INVALID_INDEX;
|
|
}
|
|
GLuint index = getProgramResourceIndex(program, programInterface, name);
|
|
const String resourceName = name;
|
|
if (index == GL_INVALID_INDEX && resourceName.length() > 3 &&
|
|
resourceName.compare(resourceName.length() - 3, 3, "[0]") == 0) {
|
|
index = getProgramResourceIndex(program, programInterface,
|
|
resourceName.substr(0, resourceName.length() - 3).c_str());
|
|
}
|
|
return index;
|
|
}
|
|
|
|
void GetProgramResourceName(GLuint program, GLenum programInterface, GLuint index, GLsizei bufSize, GLsizei* length,
|
|
GLchar* name) {
|
|
auto& programObject = TryToGetLinkedProgramForInterfaceQuery(program, __func__);
|
|
if (!programObject) return;
|
|
if (!ValidateNamedProgramResourceInterface(programInterface, __func__)) return;
|
|
const Int resourceCount = GetKnownProgramResourceCount(programObject, programInterface);
|
|
if (resourceCount >= 0 && index >= static_cast<GLuint>(resourceCount)) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__, "index is out of range."));
|
|
return;
|
|
}
|
|
if (bufSize < 0) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__, "bufSize must be non-negative."));
|
|
return;
|
|
}
|
|
auto getProgramResourceName = MG_Backend::gBackendFunctionsTable.GL.GetProgramResourceName;
|
|
if (!getProgramResourceName) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"Backend does not support program interface queries."));
|
|
return;
|
|
}
|
|
getProgramResourceName(program, programInterface, index, bufSize, length, name);
|
|
}
|
|
|
|
void GetProgramResourceiv(GLuint program, GLenum programInterface, GLuint index, GLsizei propCount,
|
|
const GLenum* props, GLsizei bufSize, GLsizei* length, GLint* params) {
|
|
auto& programObject = TryToGetLinkedProgramForInterfaceQuery(program, __func__);
|
|
if (!programObject) return;
|
|
if (propCount < 0 || bufSize < 0) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidValue, MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"propCount and bufSize must be non-negative."));
|
|
return;
|
|
}
|
|
auto getProgramResourceiv = MG_Backend::gBackendFunctionsTable.GL.GetProgramResourceiv;
|
|
if (!getProgramResourceiv) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"Backend does not support program interface queries."));
|
|
return;
|
|
}
|
|
getProgramResourceiv(program, programInterface, index, propCount, props, bufSize, length, params);
|
|
}
|
|
|
|
GLint GetProgramResourceLocation(GLuint program, GLenum programInterface, const GLchar* name) {
|
|
auto& programObject = TryToGetLinkedProgramForInterfaceQuery(program, __func__);
|
|
if (!programObject) return -1;
|
|
auto getProgramResourceLocation = MG_Backend::gBackendFunctionsTable.GL.GetProgramResourceLocation;
|
|
if (!getProgramResourceLocation) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"Backend does not support program interface queries."));
|
|
return -1;
|
|
}
|
|
return getProgramResourceLocation(program, programInterface, name);
|
|
}
|
|
|
|
GLint GetProgramResourceLocationIndex(GLuint program, GLenum programInterface, const GLchar* name) {
|
|
auto& programObject = TryToGetLinkedProgramForInterfaceQuery(program, __func__);
|
|
if (!programObject) return -1;
|
|
auto getProgramResourceLocationIndex = MG_Backend::gBackendFunctionsTable.GL.GetProgramResourceLocationIndex;
|
|
if (!getProgramResourceLocationIndex) return -1;
|
|
return getProgramResourceLocationIndex(program, programInterface, name);
|
|
}
|
|
|
|
void ShaderStorageBlockBinding(GLuint program, GLuint storageBlockIndex, GLuint storageBlockBinding) {
|
|
auto& programObject = TryToGetProgramObject(program);
|
|
if (!programObject || !programObject->GetLinkStatus()) return;
|
|
if (!ValidateShaderStorageBlockBinding(storageBlockBinding)) return;
|
|
auto shaderStorageBlockBinding = MG_Backend::gBackendFunctionsTable.GL.ShaderStorageBlockBinding;
|
|
if (!shaderStorageBlockBinding) {
|
|
MG_State::pGLContext->RecordError(
|
|
ErrorCode::InvalidOperation,
|
|
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", __func__,
|
|
"Backend does not support shader storage block binding."));
|
|
return;
|
|
}
|
|
shaderStorageBlockBinding(program, storageBlockIndex, storageBlockBinding);
|
|
}
|
|
|
|
void ValidateProgram(GLuint program) {
|
|
ValidateProgram_State(program);
|
|
}
|
|
} // namespace MobileGL::MG_Impl::GLImpl
|