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[Feat] (BufferState): Implement MapBufferRange, FlushMappedBufferRange and CopyBufferSubData.

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This commit is contained in:
BZLZHH
2025-05-16 23:23:16 +08:00
parent 95110fd989
commit 6901e9584f
7 changed files with 176 additions and 56 deletions
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MG/MG_GL/Implementations/GL/Buffer/GL_Buffer.cpp
+54 -9
View File
@@ -5,34 +5,79 @@
#include "GL_Buffer.h"
namespace MG_GL::GL {
void* MapBufferRange(GLenum target, GLintptr offset, GLsizeiptr length,
GLbitfield access) {
MG_Util::Debug::LogD("glMapBufferRange, target: %s, offset: %lld, length: %lld, access: 0x%X",
MG_Util::Debug::GLEnumToString(target),
static_cast<long long>(offset),
static_cast<long long>(length),
access);
void* mappedPointer = nullptr;
GLenum result = MG_State::AcquireBufferMemoryRange(target, offset, length, access, &mappedPointer);
if (result == GL_NO_ERROR) {
MG_Util::Debug::LogD("Mapped pointer: %p", mappedPointer);
return mappedPointer;
}
MG_State::SetError(result);
MG_Util::Debug::LogE("Error mapping buffer range: %s", MG_Util::Debug::GLEnumToString(result));
return nullptr;
}
void FlushMappedBufferRange(GLenum target, GLintptr offset, GLsizeiptr length) {
MG_Util::Debug::LogD("glFlushMappedBufferRange, target: %s, offset: %lld, length: %lld",
MG_Util::Debug::GLEnumToString(target),
static_cast<long long>(offset),
static_cast<long long>(length));
GLenum result = MG_State::SyncBufferMemory(target, offset, length);
if (result == GL_NO_ERROR) {
return;
}
MG_State::SetError(result);
MG_Util::Debug::LogE("Error flushing mapped buffer range: %s",
MG_Util::Debug::GLEnumToString(result));
}
void CopyBufferSubData(GLenum readTarget, GLenum writeTarget,
GLintptr readOffset, GLintptr writeOffset,
GLsizeiptr size) {
MG_Util::Debug::LogD("glCopyBufferSubData, readTarget: %s, writeTarget: %s, "
"readOffset: %lld, writeOffset: %lld, size: %lld",
MG_Util::Debug::GLEnumToString(readTarget),
MG_Util::Debug::GLEnumToString(writeTarget),
static_cast<long long>(readOffset),
static_cast<long long>(writeOffset),
static_cast<long long>(size));
GLenum result = MG_State::CopyBufferRange(readTarget, writeTarget, readOffset, writeOffset, size);
if (result == GL_NO_ERROR) {
return;
}
MG_State::SetError(result);
MG_Util::Debug::LogE("Error copying buffer subdata: %s",
MG_Util::Debug::GLEnumToString(result));
}
void* MapBuffer(GLenum target, GLenum access) {
MG_Util::Debug::LogD("glMapBuffer(target=0x%x, access=0x%x)", target, access);
void* mappedPtr = nullptr;
GLenum err = MG_State::AcquireBufferMemory(target, access, &mappedPtr);
if (err != GL_NO_ERROR) {
MG_State::SetError(err);
MG_Util::Debug::LogE("glMapBuffer failed: %s",
MG_Util::Debug::GLEnumToString(err));
MG_Util::Debug::LogE("glMapBuffer failed: %s", MG_Util::Debug::GLEnumToString(err));
return nullptr;
}
MG_Util::Debug::LogD("glMapBuffer returns %p", mappedPtr);
return mappedPtr;
}
GLboolean UnmapBuffer(GLenum target) {
MG_Util::Debug::LogD("glUnmapBuffer(target=0x%x)", target);
GLenum err = MG_State::ReleaseBufferMemory(target);
if (err != GL_NO_ERROR) {
MG_State::SetError(err);
MG_Util::Debug::LogE("glUnmapBuffer failed: %s",
MG_Util::Debug::GLEnumToString(err));
MG_Util::Debug::LogE("glUnmapBuffer failed: %s", MG_Util::Debug::GLEnumToString(err));
return GL_FALSE;
}
MG_Util::Debug::LogD("glUnmapBuffer succeeded");
return GL_TRUE;
}
MG/MG_GL/Implementations/GL/Buffer/GL_Buffer.h
+3
View File
@@ -8,6 +8,9 @@
#include "../../../../Includes.h"
namespace MG_GL::GL {
void* MapBufferRange(GLenum target, GLintptr offset, GLsizeiptr length, GLbitfield access);
void FlushMappedBufferRange(GLenum target, GLintptr offset, GLsizeiptr length);
void CopyBufferSubData(GLenum readTarget, GLenum writeTarget, GLintptr readOffset, GLintptr writeOffset, GLsizeiptr size);
void* MapBuffer(GLenum target, GLenum access);
GLboolean UnmapBuffer(GLenum target);
void BindBuffer(GLenum target, GLuint buffer);
MG/MG_GL/Implementations/GL/GLFuncsDefinitions/GLFuncsDefinitions.cpp
+3 -3
View File
@@ -201,7 +201,7 @@ DECLARE_GL_FUNCTION_HEAD(void, BlitFramebuffer, GLint srcX0, GLint srcY0, GLint
//DECLARE_GL_FUNCTION_STUB_HEAD(void, BlitFramebuffer, GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1, GLbitfield mask, GLenum filter) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, BlitFramebuffer, srcX0,srcY0,srcX1,srcY1,dstX0,dstY0,dstX1,dstY1,mask,filter)
DECLARE_GL_FUNCTION_STUB_HEAD(void, RenderbufferStorageMultisample, GLenum target, GLsizei samples, GLenum internalformat, GLsizei width, GLsizei height) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, RenderbufferStorageMultisample, target,samples,internalformat,width,height)
DECLARE_GL_FUNCTION_STUB_HEAD(void, FramebufferTextureLayer, GLenum target, GLenum attachment, GLuint texture, GLint level, GLint layer) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, FramebufferTextureLayer, target,attachment,texture,level,layer)
DECLARE_GL_FUNCTION_STUB_HEAD(void, FlushMappedBufferRange, GLenum target, GLintptr offset, GLsizeiptr length) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, FlushMappedBufferRange, target,offset,length)
DECLARE_GL_FUNCTION_HEAD(void, FlushMappedBufferRange, GLenum target, GLintptr offset, GLsizeiptr length) DECLARE_GL_FUNCTION_END_NO_RETURN(void, FlushMappedBufferRange, target,offset,length)
DECLARE_GL_FUNCTION_HEAD(void, BindVertexArray, GLuint array) DECLARE_GL_FUNCTION_END_NO_RETURN(void, BindVertexArray, array)
DECLARE_GL_FUNCTION_STUB_HEAD(void, DeleteVertexArrays, GLsizei n, const GLuint *arrays) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, DeleteVertexArrays, n,arrays)
DECLARE_GL_FUNCTION_HEAD(void, GenVertexArrays, GLsizei n, GLuint *arrays) DECLARE_GL_FUNCTION_END_NO_RETURN(void, GenVertexArrays, n,arrays)
@@ -234,7 +234,7 @@ DECLARE_GL_FUNCTION_STUB_HEAD(void, ClearBufferiv, GLenum buffer, GLint drawbuff
DECLARE_GL_FUNCTION_STUB_HEAD(void, ClearBufferuiv, GLenum buffer, GLint drawbuffer, const GLuint *value) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, ClearBufferuiv, buffer,drawbuffer,value)
DECLARE_GL_FUNCTION_STUB_HEAD(void, ClearBufferfv, GLenum buffer, GLint drawbuffer, const GLfloat *value) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, ClearBufferfv, buffer,drawbuffer,value)
DECLARE_GL_FUNCTION_STUB_HEAD(void, ClearBufferfi, GLenum buffer, GLint drawbuffer, GLfloat depth, GLint stencil) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, ClearBufferfi, buffer,drawbuffer,depth,stencil)
DECLARE_GL_FUNCTION_STUB_HEAD(void, CopyBufferSubData, GLenum readTarget, GLenum writeTarget, GLintptr readOffset, GLintptr writeOffset, GLsizeiptr size) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, CopyBufferSubData, readTarget,writeTarget,readOffset,writeOffset,size)
DECLARE_GL_FUNCTION_HEAD(void, CopyBufferSubData, GLenum readTarget, GLenum writeTarget, GLintptr readOffset, GLintptr writeOffset, GLsizeiptr size) DECLARE_GL_FUNCTION_END_NO_RETURN(void, CopyBufferSubData, readTarget,writeTarget,readOffset,writeOffset,size)
DECLARE_GL_FUNCTION_STUB_HEAD(void, GetUniformIndices, GLuint program, GLsizei uniformCount, const GLchar *const*uniformNames, GLuint *uniformIndices) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, GetUniformIndices, program,uniformCount,uniformNames,uniformIndices)
DECLARE_GL_FUNCTION_STUB_HEAD(void, GetActiveUniformsiv, GLuint program, GLsizei uniformCount, const GLuint *uniformIndices, GLenum pname, GLint *params) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, GetActiveUniformsiv, program,uniformCount,uniformIndices,pname,params)
DECLARE_GL_FUNCTION_STUB_HEAD(GLuint, GetUniformBlockIndex, GLuint program, const GLchar *uniformBlockName) DECLARE_GL_FUNCTION_STUB_END(GLuint, GetUniformBlockIndex, program,uniformBlockName)
@@ -389,7 +389,7 @@ DECLARE_GL_FUNCTION_STUB_HEAD(void, GetSamplerParameterIuiv, GLuint sampler, GLe
DECLARE_GL_FUNCTION_STUB_HEAD(void, TexBuffer, GLenum target, GLenum internalformat, GLuint buffer) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, TexBuffer, target,internalformat,buffer)
DECLARE_GL_FUNCTION_STUB_HEAD(void, TexBufferRange, GLenum target, GLenum internalformat, GLuint buffer, GLintptr offset, GLsizeiptr size) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, TexBufferRange, target,internalformat,buffer,offset,size)
DECLARE_GL_FUNCTION_STUB_HEAD(void, TexStorage3DMultisample, GLenum target, GLsizei samples, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLboolean fixedsamplelocations) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, TexStorage3DMultisample, target,samples,internalformat,width,height,depth,fixedsamplelocations)
DECLARE_GL_FUNCTION_STUB_HEAD(void*, MapBufferRange, GLenum target, GLintptr offset, GLsizeiptr length, GLbitfield access) DECLARE_GL_FUNCTION_STUB_END(void*, MapBufferRange, target,offset,length,access)
DECLARE_GL_FUNCTION_HEAD(void*, MapBufferRange, GLenum target, GLintptr offset, GLsizeiptr length, GLbitfield access) DECLARE_GL_FUNCTION_END(void*, MapBufferRange, target,offset,length,access)
DECLARE_GL_FUNCTION_STUB_HEAD(void, ClearIndex, GLfloat c ) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, ClearIndex,c)
DECLARE_GL_FUNCTION_STUB_HEAD(void, IndexMask, GLuint mask ) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, IndexMask,mask)
DECLARE_GL_FUNCTION_STUB_HEAD(void, AlphaFunc, GLenum func, GLclampf ref ) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, AlphaFunc,func,ref)