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MobileGL/MG/MG_GL/Implementations/EGL/Diligent/EGL_impl.cpp
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//
// Created by Swung 0x48 on 2025-05-18.
//
#include "EGL_impl.h"
#undef MOBILEGL_GLSLTOOL_H
#undef MOBILEGL_PROGRAM_DEBUGTOOL_H
#include "../../../../Includes.h"
typedef Diligent::IEngineFactoryVk* (*Diligent_GetEngineFactoryVk_t)();
typedef Diligent::IEngineFactoryOpenGL* (*Diligent_GetEngineFactoryOpenGL_t)();
namespace MG_Diligent {
Diligent::IRenderDevice* g_pDevice;
Diligent::IDeviceContext* g_pContext;
Diligent::ISwapChain* g_pSwapChain;
MG_Global::unordered_map<GLuint, Diligent::IBuffer*> g_BufferMap;
MG_Global::unordered_map<GLuint, Diligent::ITexture*> g_TextureMap;
MG_Global::unordered_map<GLuint, Diligent::ITextureView*> g_TextureViewMap;
MG_Global::unordered_map<GLuint, GLFramebufferInfo> g_FramebufferMap;
MG_Global::unordered_map<GLuint, Diligent::IShader*> g_ShaderMap;
MG_Global::unordered_map<GLuint, GLProgramInfo> g_ProgramMap;
MG_Global::unordered_map<GLuint, Diligent::ISampler*> g_SamplerMap;
MG_Global::unordered_map<GLuint, Diligent::IBuffer*> g_UniformBufferMap;
bool IsInRenderPass = false;
bool initialized = false;
void BuildInputLayout(GLuint program, VertexArrayState& vaState,
std::vector<Diligent::LayoutElement>& inputLayout) {
inputLayout.clear();
auto& programObj = MG_State_T::programState->programs_[program];
for (const auto& [attribIndex, attrib] : vaState.vaos_[vaState.currentVao_].attribs) {
if (!attrib.enabled) continue;
std::string attribName;
for (auto [name, loc] : programObj.attribLocations) {
if (loc == attribIndex) {
attribName = name;
break;
}
}
if (attribName.empty()) {
continue;
// This can happen if an attribute is bound but not used by the shader program.
}
MG_State::QueryProgramAttributeLocation(program, attribName.c_str());
if (attribIndex == -1) {
continue;
}
Diligent::LayoutElement element;
element.InputIndex = attribIndex;
element.BufferSlot = 0;
element.NumComponents = attrib.size;
switch (attrib.type) {
case GL_BYTE: element.ValueType = Diligent::VT_INT8; break;
case GL_UNSIGNED_BYTE: element.ValueType = Diligent::VT_UINT8; break;
case GL_SHORT: element.ValueType = Diligent::VT_INT16; break;
case GL_UNSIGNED_SHORT: element.ValueType = Diligent::VT_UINT16; break;
case GL_INT: element.ValueType = Diligent::VT_INT32; break;
case GL_UNSIGNED_INT: element.ValueType = Diligent::VT_UINT32; break;
case GL_FLOAT: element.ValueType = Diligent::VT_FLOAT32; break;
case GL_HALF_FLOAT: element.ValueType = Diligent::VT_FLOAT16; break;
case GL_DOUBLE: element.ValueType = Diligent::VT_FLOAT64; break;
default: element.ValueType = Diligent::VT_UNDEFINED; break;
}
element.IsNormalized = attrib.normalized;
element.Stride = attrib.stride; // Set stride by attrib.stride
element.RelativeOffset = static_cast<Diligent::Uint32>(reinterpret_cast<uintptr_t>(attrib.pointer));
inputLayout.push_back(element);
MG_Util::Debug::LogD("Built LayoutElement for attrib '%s' (location %d): "
"NumComponents=%d, ValueType=%d, IsNormalized=%s, RelativeOffset=%u, Stride=%u",
attribName.c_str(), attribIndex,
element.NumComponents, element.ValueType,
element.IsNormalized ? "true" : "false",
element.RelativeOffset, element.Stride);
}
}
namespace {
template <typename T>
inline void hash_combine(std::size_t& seed, const T& v) {
std::hash<T> hasher;
seed ^= hasher(v) + 0x9e3779b9 + (seed << 6) + (seed >> 2);
}
}
uint64_t PipelineStateManager::CalculateStateHash(
CommonState &commonState,
VertexArrayState &vaState,
GLFramebufferInfo& fbInfo) {
size_t hash = 0;
auto& capabilities = commonState.capabilities;
hash_combine(hash, commonState.blendSrcRGB);
hash_combine(hash, commonState.blendDstRGB);
hash_combine(hash, commonState.blendSrcAlpha);
hash_combine(hash, commonState.blendDstAlpha);
uint32_t colorMask = (commonState.colorMask[0] ? 1 : 0) |
(commonState.colorMask[1] ? 2 : 0) |
(commonState.colorMask[2] ? 4 : 0) |
(commonState.colorMask[3] ? 8 : 0);
hash_combine(hash, colorMask);
hash_combine(hash, capabilities[GL_BLEND]);
hash_combine(hash, commonState.depthFunc);
hash_combine(hash, commonState.depthMask);
hash_combine(hash, capabilities[GL_DEPTH_TEST]);
hash_combine(hash, 0); // TODO: Cull Face Mode
hash_combine(hash, capabilities[GL_CULL_FACE]);
hash_combine(hash, capabilities[GL_STENCIL_TEST]);
auto *pVAO = vaState.GetCurrentVAO();
// 保证顺序一致，按index排序
std::vector<uint32_t> attribIndices;
for (const auto& [index, _] : pVAO->attribs)
attribIndices.push_back(index);
std::sort(attribIndices.begin(), attribIndices.end());
for (auto index : attribIndices) {
const auto& attrib = pVAO->attribs.at(index);
if (attrib.enabled) {
hash_combine(hash, index);
hash_combine(hash, attrib.size);
hash_combine(hash, attrib.type);
hash_combine(hash, attrib.normalized);
}
}
hash_combine(hash, fbInfo.ColorRTVs.size());
if (!fbInfo.pRenderPass) {
for (const auto& rtv : fbInfo.ColorRTVs) {
if (rtv) {
hash_combine(hash, rtv->GetDesc().Format);
}
}
}
hash_combine(hash, fbInfo.DepthStencilFormat);
return hash;
}
void PipelineStateManager::ConfigurePSO(
Diligent::GraphicsPipelineStateCreateInfo &PSOCreateInfo,
GLProgramInfo &programInfo,
CommonState &commonState,
VertexArrayState &vaState,
GLFramebufferInfo& fbInfo) {
PSOCreateInfo.PSODesc.Name = "Program_PSO";
PSOCreateInfo.PSODesc.PipelineType = Diligent::PIPELINE_TYPE_GRAPHICS;
__android_log_print(ANDROID_LOG_DEBUG, "Diligent Engine", "Num AttachedShaders: %zu", programInfo.AttachedShaders.size());
for (auto shader: programInfo.AttachedShaders) {
__android_log_print(ANDROID_LOG_DEBUG, "Diligent Engine", "AttachedShader: %p, Type: %d", shader, shader->GetDesc().ShaderType);
switch (shader->GetDesc().ShaderType) {
case Diligent::SHADER_TYPE_VERTEX:
PSOCreateInfo.pVS = shader;
break;
case Diligent::SHADER_TYPE_PIXEL:
PSOCreateInfo.pPS = shader;
break;
case Diligent::SHADER_TYPE_GEOMETRY:
PSOCreateInfo.pGS = shader;
break;
default:
break;
}
}
PSOCreateInfo.GraphicsPipeline.InputLayout.LayoutElements = programInfo.inputLayout.data();
PSOCreateInfo.GraphicsPipeline.InputLayout.NumElements = programInfo.inputLayout.size();
if (fbInfo.pRenderPass) {
PSOCreateInfo.GraphicsPipeline.pRenderPass = fbInfo.pRenderPass;
} else {
PSOCreateInfo.GraphicsPipeline.pRenderPass = g_FramebufferMap[0].pRenderPass; // Default render pass
}
PSOCreateInfo.GraphicsPipeline.PrimitiveTopology = Diligent::PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
if (fbInfo.pRenderPass) {
PSOCreateInfo.GraphicsPipeline.NumRenderTargets = 0;
} else {
PSOCreateInfo.GraphicsPipeline.NumRenderTargets = fbInfo.ColorRTVs.size();
if (PSOCreateInfo.GraphicsPipeline.NumRenderTargets == 0) {
PSOCreateInfo.GraphicsPipeline.NumRenderTargets = 1;
PSOCreateInfo.GraphicsPipeline.RTVFormats[0] = Diligent::TEX_FORMAT_RGBA8_UNORM;
} else {
for (size_t i = 0; i < fbInfo.ColorRTVs.size(); ++i) {
if (fbInfo.ColorRTVs[i]) {
PSOCreateInfo.GraphicsPipeline.RTVFormats[i] =
fbInfo.ColorRTVs[i]->GetDesc().Format;
} else {
PSOCreateInfo.GraphicsPipeline.RTVFormats[i] = Diligent::TEX_FORMAT_RGBA8_UNORM;
}
}
}
}
PSOCreateInfo.GraphicsPipeline.DSVFormat = Diligent::TEX_FORMAT_UNKNOWN;
Diligent::BlendStateDesc &blendDesc = PSOCreateInfo.GraphicsPipeline.BlendDesc;
blendDesc.IndependentBlendEnable = false;
blendDesc.RenderTargets[0].BlendEnable = commonState.capabilities[GL_BLEND];
blendDesc.RenderTargets[0].SrcBlend = ConvertGLBlendFactor(commonState.blendSrcRGB);
blendDesc.RenderTargets[0].DestBlend = ConvertGLBlendFactor(commonState.blendDstRGB);
blendDesc.RenderTargets[0].BlendOp = Diligent::BLEND_OPERATION_ADD;
blendDesc.RenderTargets[0].SrcBlendAlpha = ConvertGLBlendFactor(
commonState.blendSrcAlpha);
blendDesc.RenderTargets[0].DestBlendAlpha = ConvertGLBlendFactor(
commonState.blendDstAlpha);
blendDesc.RenderTargets[0].BlendOpAlpha = Diligent::BLEND_OPERATION_ADD;
blendDesc.RenderTargets[0].RenderTargetWriteMask = (Diligent::COLOR_MASK)(
(commonState.colorMask[0] ? Diligent::COLOR_MASK_RED : 0) |
(commonState.colorMask[1] ? Diligent::COLOR_MASK_GREEN : 0) |
(commonState.colorMask[2] ? Diligent::COLOR_MASK_BLUE : 0) |
(commonState.colorMask[3] ? Diligent::COLOR_MASK_ALPHA : 0));
MG_Util::Debug::LogD("Configured Blend State:");
MG_Util::Debug::LogD(" Using explicit render pass: %s", fbInfo.pRenderPass ? "true" : "false");
MG_Util::Debug::LogD(" NumRenderTargets: %u", PSOCreateInfo.GraphicsPipeline.NumRenderTargets);
MG_Util::Debug::LogD(" IndependentBlendEnable: %s", blendDesc.IndependentBlendEnable ? "true" : "false");
MG_Util::Debug::LogD(" RenderTargets[0].BlendEnable: %s", blendDesc.RenderTargets[0].BlendEnable ? "true" : "false");
MG_Util::Debug::LogD(" RenderTargets[0].SrcBlend: %d (GL: %s)",
blendDesc.RenderTargets[0].SrcBlend,
MG_Util::Debug::GLEnumToString(commonState.blendSrcRGB));
MG_Util::Debug::LogD(" RenderTargets[0].DestBlend: %d (GL: %s)",
blendDesc.RenderTargets[0].DestBlend,
MG_Util::Debug::GLEnumToString(commonState.blendDstRGB));
MG_Util::Debug::LogD(" RenderTargets[0].BlendOp: %d", blendDesc.RenderTargets[0].BlendOp);
MG_Util::Debug::LogD(" RenderTargets[0].SrcBlendAlpha: %d (GL: %s)",
blendDesc.RenderTargets[0].SrcBlendAlpha,
MG_Util::Debug::GLEnumToString(commonState.blendSrcAlpha));
MG_Util::Debug::LogD(" RenderTargets[0].DestBlendAlpha: %d (GL: %s)",
blendDesc.RenderTargets[0].DestBlendAlpha,
MG_Util::Debug::GLEnumToString(commonState.blendDstAlpha));
MG_Util::Debug::LogD(" RenderTargets[0].BlendOpAlpha: %d", blendDesc.RenderTargets[0].BlendOpAlpha);
MG_Util::Debug::LogD(" RenderTargets[0].RenderTargetWriteMask: %u", blendDesc.RenderTargets[0].RenderTargetWriteMask);
Diligent::DepthStencilStateDesc &depthStencilDesc = PSOCreateInfo.GraphicsPipeline.DepthStencilDesc;
depthStencilDesc.DepthEnable = commonState.capabilities[GL_DEPTH_TEST];
depthStencilDesc.DepthWriteEnable = commonState.depthMask;
depthStencilDesc.DepthFunc = ConvertGLDepthFunc(commonState.depthFunc);
Diligent::RasterizerStateDesc &rasterizerDesc = PSOCreateInfo.GraphicsPipeline.RasterizerDesc;
rasterizerDesc.CullMode = commonState.capabilities[GL_CULL_FACE] ?
Diligent::CULL_MODE_BACK : Diligent::CULL_MODE_NONE;
rasterizerDesc.FrontCounterClockwise = true;
if (!programInfo.inputLayout.empty()) {
PSOCreateInfo.GraphicsPipeline.InputLayout.LayoutElements = programInfo.inputLayout.data();
PSOCreateInfo.GraphicsPipeline.InputLayout.NumElements =
static_cast<Diligent::Uint32>(programInfo.inputLayout.size());
MG_Util::Debug::LogD("Configured InputLayout with %zu elements",
programInfo.inputLayout.size());
} else {
MG_Util::Debug::LogW("No input layout elements for PSO");
PSOCreateInfo.GraphicsPipeline.InputLayout.LayoutElements = nullptr;
PSOCreateInfo.GraphicsPipeline.InputLayout.NumElements = 0;
}
ConfigureResourceLayout(PSOCreateInfo, programInfo);
}
void PipelineStateManager::ReleasePSO(GLuint program) {
auto &programInfo = g_ProgramMap[program];
if (programInfo.pPipelineState) {
MG_Util::Debug::LogD("Releasing PSO for program %u", program);
programInfo.pPipelineState->Release();
programInfo.pPipelineState = nullptr;
MG_Util::Debug::LogD("PSO released for program %u", program);
}
programInfo.psoDirty = true;
}
void PipelineStateManager::MarkPSODirty(GLuint program) {
auto &programInfo = g_ProgramMap[program];
programInfo.psoDirty = true;
MG_Util::Debug::LogD("Marked PSO dirty for program %u", program);
}
Diligent::IPipelineState *PipelineStateManager::GetOrCreatePSO(
GLuint program,
GLProgramInfo &programInfo,
CommonState &commonState,
VertexArrayState &vaState,
GLFramebufferInfo& fbInfo) {
uint64_t currentStateHash = CalculateStateHash(commonState, vaState, fbInfo);
if (programInfo.pPipelineState &&
programInfo.psoStateHash == currentStateHash &&
!programInfo.psoDirty) {
MG_Util::Debug::LogD("PSO unchanged");
return programInfo.pPipelineState;
}
MG_Util::Debug::LogD("commonState - Blend states: ");
MG_Util::Debug::LogD(" SrcBlend: %s", MG_Util::Debug::GLEnumToString(commonState.blendSrcRGB));
MG_Util::Debug::LogD(" DestBlend: %s", MG_Util::Debug::GLEnumToString(commonState.blendDstRGB));
MG_Util::Debug::LogD(" SrcBlendAlpha: %s", MG_Util::Debug::GLEnumToString(commonState.blendSrcAlpha));
MG_Util::Debug::LogD(" DestBlendAlpha: %s", MG_Util::Debug::GLEnumToString(commonState.blendDstAlpha));
PSOKey key{program, currentStateHash};
auto it = psoCache.find(key);
if (it != psoCache.end() && it->second) {
MG_Util::Debug::LogD("Found cached PSO: %04X%04X", it->first.programHash, it->first.stateHash);
auto& desc = it->second->GetGraphicsPipelineDesc();
MG_Util::Debug::LogD("PSO state - Blend states: ");
MG_Util::Debug::LogD(" SrcBlend: %s", MG_Util::Debug::DiligentBlendFactorToString(desc.BlendDesc.RenderTargets[0].SrcBlend));
MG_Util::Debug::LogD(" DestBlend: %s", MG_Util::Debug::DiligentBlendFactorToString(desc.BlendDesc.RenderTargets[0].DestBlend));
MG_Util::Debug::LogD(" SrcBlendAlpha: %s", MG_Util::Debug::DiligentBlendFactorToString(desc.BlendDesc.RenderTargets[0].SrcBlendAlpha));
MG_Util::Debug::LogD(" DestBlendAlpha: %s", MG_Util::Debug::DiligentBlendFactorToString(desc.BlendDesc.RenderTargets[0].DestBlendAlpha));
// These asserts can fail
assert(ConvertGLBlendFactor(commonState.blendSrcRGB) == desc.BlendDesc.RenderTargets[0].SrcBlend);
assert(ConvertGLBlendFactor(commonState.blendDstRGB) == desc.BlendDesc.RenderTargets[0].DestBlend);
assert(ConvertGLBlendFactor(commonState.blendSrcAlpha) == desc.BlendDesc.RenderTargets[0].SrcBlendAlpha);
assert(ConvertGLBlendFactor(commonState.blendDstAlpha) == desc.BlendDesc.RenderTargets[0].DestBlendAlpha);
// if ((ConvertGLBlendFactor(commonState.blendSrcRGB) == desc.BlendDesc.RenderTargets[0].SrcBlend) &&
// (ConvertGLBlendFactor(commonState.blendDstRGB) == desc.BlendDesc.RenderTargets[0].DestBlend) &&
// (ConvertGLBlendFactor(commonState.blendSrcAlpha) == desc.BlendDesc.RenderTargets[0].SrcBlendAlpha) &&
// (ConvertGLBlendFactor(commonState.blendDstAlpha) == desc.BlendDesc.RenderTargets[0].DestBlendAlpha))
return it->second;
}
MG_Diligent::BuildInputLayout(program, vaState, programInfo.inputLayout);
Diligent::GraphicsPipelineStateCreateInfo PSOCreateInfo;
ConfigurePSO(PSOCreateInfo, programInfo, commonState, vaState, fbInfo);
MG_Util::Debug::LogD("Dumping PSOCreateInfo for program %u:", program);
MG_Util::Debug::LogD(" PSODesc.Name: %s", PSOCreateInfo.PSODesc.Name);
MG_Util::Debug::LogD(" PSODesc.PipelineType: %d", PSOCreateInfo.PSODesc.PipelineType);
MG_Util::Debug::LogD(" PSODesc.ResourceLayout.DefaultVariableType: %d", PSOCreateInfo.PSODesc.ResourceLayout.DefaultVariableType);
MG_Util::Debug::LogD(" PSODesc.ResourceLayout.NumVariables: %u", PSOCreateInfo.PSODesc.ResourceLayout.NumVariables);
if (PSOCreateInfo.PSODesc.ResourceLayout.Variables) {
for (Diligent::Uint32 i = 0; i < PSOCreateInfo.PSODesc.ResourceLayout.NumVariables; ++i) {
MG_Util::Debug::LogD(" Variable %u:", i);
MG_Util::Debug::LogD(" Name: %s", PSOCreateInfo.PSODesc.ResourceLayout.Variables[i].Name);
MG_Util::Debug::LogD(" ShaderStages: %u", PSOCreateInfo.PSODesc.ResourceLayout.Variables[i].ShaderStages);
MG_Util::Debug::LogD(" Type: %d", PSOCreateInfo.PSODesc.ResourceLayout.Variables[i].Type);
}
}
MG_Util::Debug::LogD(" PSODesc.ResourceLayout.NumImmutableSamplers: %u", PSOCreateInfo.PSODesc.ResourceLayout.NumImmutableSamplers);
if (PSOCreateInfo.PSODesc.ResourceLayout.ImmutableSamplers) {
for (Diligent::Uint32 i = 0; i < PSOCreateInfo.PSODesc.ResourceLayout.NumImmutableSamplers; ++i) {
MG_Util::Debug::LogD(" ImmutableSampler %u:", i);
MG_Util::Debug::LogD(" ShaderStages: %u", PSOCreateInfo.PSODesc.ResourceLayout.ImmutableSamplers[i].ShaderStages);
MG_Util::Debug::LogD(" SamplerOrTextureName: %s", PSOCreateInfo.PSODesc.ResourceLayout.ImmutableSamplers[i].SamplerOrTextureName);
// SamplerDesc
MG_Util::Debug::LogD(" Desc.MinFilter: %d", PSOCreateInfo.PSODesc.ResourceLayout.ImmutableSamplers[i].Desc.MinFilter);
MG_Util::Debug::LogD(" Desc.MagFilter: %d", PSOCreateInfo.PSODesc.ResourceLayout.ImmutableSamplers[i].Desc.MagFilter);
MG_Util::Debug::LogD(" Desc.MipFilter: %d", PSOCreateInfo.PSODesc.ResourceLayout.ImmutableSamplers[i].Desc.MipFilter);
MG_Util::Debug::LogD(" Desc.AddressU: %d", PSOCreateInfo.PSODesc.ResourceLayout.ImmutableSamplers[i].Desc.AddressU);
MG_Util::Debug::LogD(" Desc.AddressV: %d", PSOCreateInfo.PSODesc.ResourceLayout.ImmutableSamplers[i].Desc.AddressV);
MG_Util::Debug::LogD(" Desc.AddressW: %d", PSOCreateInfo.PSODesc.ResourceLayout.ImmutableSamplers[i].Desc.AddressW);
}
}
MG_Util::Debug::LogD(" pVS: %p (Shader Type: %d)", PSOCreateInfo.pVS, PSOCreateInfo.pVS ? PSOCreateInfo.pVS->GetDesc().ShaderType : -1);
MG_Util::Debug::LogD(" pPS: %p (Shader Type: %d)", PSOCreateInfo.pPS, PSOCreateInfo.pPS ? PSOCreateInfo.pPS->GetDesc().ShaderType : -1);
MG_Util::Debug::LogD(" pGS: %p (Shader Type: %d)", PSOCreateInfo.pGS, PSOCreateInfo.pGS ? PSOCreateInfo.pGS->GetDesc().ShaderType : -1);
// GraphicsPipeline
MG_Util::Debug::LogD(" GraphicsPipeline.InputLayout.NumElements: %u", PSOCreateInfo.GraphicsPipeline.InputLayout.NumElements);
if (PSOCreateInfo.GraphicsPipeline.InputLayout.LayoutElements) {
for (Diligent::Uint32 i = 0; i < PSOCreateInfo.GraphicsPipeline.InputLayout.NumElements; ++i) {
MG_Util::Debug::LogD(" LayoutElement %u:", i);
MG_Util::Debug::LogD(" InputIndex: %u", PSOCreateInfo.GraphicsPipeline.InputLayout.LayoutElements[i].InputIndex);
MG_Util::Debug::LogD(" BufferSlot: %u", PSOCreateInfo.GraphicsPipeline.InputLayout.LayoutElements[i].BufferSlot);
MG_Util::Debug::LogD(" NumComponents: %u", PSOCreateInfo.GraphicsPipeline.InputLayout.LayoutElements[i].NumComponents);
MG_Util::Debug::LogD(" ValueType: %d", PSOCreateInfo.GraphicsPipeline.InputLayout.LayoutElements[i].ValueType);
MG_Util::Debug::LogD(" IsNormalized: %s", PSOCreateInfo.GraphicsPipeline.InputLayout.LayoutElements[i].IsNormalized ? "true" : "false");
}
MG_Util::Debug::LogD(" GraphicsPipeline.pRenderPass: %p", PSOCreateInfo.GraphicsPipeline.pRenderPass);
}
MG_Util::Debug::LogD(" GraphicsPipeline.PrimitiveTopology: %d", PSOCreateInfo.GraphicsPipeline.PrimitiveTopology);
MG_Util::Debug::LogD(" GraphicsPipeline.NumRenderTargets: %u", PSOCreateInfo.GraphicsPipeline.NumRenderTargets);
for (Diligent::Uint8 i = 0; i < PSOCreateInfo.GraphicsPipeline.NumRenderTargets; ++i) {
MG_Util::Debug::LogD(" RTVFormats[%u]: %d", i, PSOCreateInfo.GraphicsPipeline.RTVFormats[i]);
}
MG_Util::Debug::LogD(" GraphicsPipeline.DSVFormat: %d", PSOCreateInfo.GraphicsPipeline.DSVFormat);
MG_Util::Debug::LogD(" GraphicsPipeline.BlendDesc.IndependentBlendEnable: %s", PSOCreateInfo.GraphicsPipeline.BlendDesc.IndependentBlendEnable ? "true" : "false");
MG_Util::Debug::LogD(" GraphicsPipeline.DepthStencilDesc.DepthEnable: %s", PSOCreateInfo.GraphicsPipeline.DepthStencilDesc.DepthEnable ? "true" : "false");
MG_Util::Debug::LogD(" GraphicsPipeline.RasterizerDesc.CullMode: %d", PSOCreateInfo.GraphicsPipeline.RasterizerDesc.CullMode);
MG_Util::Debug::LogD("Blend states: ");
MG_Util::Debug::LogD(" GraphicsPipeline.BlendDesc.RenderTargets[0].BlendEnable: %s", PSOCreateInfo.GraphicsPipeline.BlendDesc.RenderTargets[0].BlendEnable ? "true" : "false");
MG_Util::Debug::LogD(" GraphicsPipeline.BlendDesc.RenderTargets[0].SrcBlend: %s", MG_Util::Debug::GLEnumToString(commonState.blendSrcRGB));
MG_Util::Debug::LogD(" GraphicsPipeline.BlendDesc.RenderTargets[0].DestBlend: %s", MG_Util::Debug::GLEnumToString(commonState.blendDstRGB));
MG_Util::Debug::LogD(" GraphicsPipeline.BlendDesc.RenderTargets[0].SrcBlendAlpha: %s", MG_Util::Debug::GLEnumToString(commonState.blendSrcAlpha));
MG_Util::Debug::LogD(" GraphicsPipeline.BlendDesc.RenderTargets[0].DestBlendAlpha: %s", MG_Util::Debug::GLEnumToString(commonState.blendDstAlpha));
Diligent::IPipelineState *pNewPSO = nullptr;
MG_Util::Debug::LogD("Creating new PSO for program %u", program);
g_pDevice->CreateGraphicsPipelineState(PSOCreateInfo, &pNewPSO);
if (pNewPSO) {
MG_Util::Debug::LogD("PSO created successfully for program %u: %p, key = %04X%04X", program, pNewPSO, key.programHash, key.stateHash);
} else {
MG_Util::Debug::LogE("Failed to create PSO for program %u", program);
}
psoCache[key] = pNewPSO;
if constexpr (MG_Global::Common::LogLevel >= MG_Constants::Common::LOG_LEVEL_DEBUG) {
MG_Util::Debug::LogD("PSO list = [");
for (auto& pso: psoCache) {
MG_Util::Debug::LogD(" %04X%04X,", pso.first.programHash, pso.first.stateHash);
}
MG_Util::Debug::LogD("] // PSO list end");
}
return pNewPSO;
}
void PipelineStateManager::ConfigureResourceLayout(
Diligent::GraphicsPipelineStateCreateInfo& PSOCreateInfo,
GLProgramInfo& programInfo)
{
MG_Util::Debug::LogD("Begin configuring resource layout for pipeline");
auto& ResourceLayout = PSOCreateInfo.PSODesc.ResourceLayout;
ResourceLayout.DefaultVariableType = Diligent::SHADER_RESOURCE_VARIABLE_TYPE_MUTABLE;
static std::vector<Diligent::ShaderResourceVariableDesc> Variables;
Variables.clear();
MG_Global::unordered_map<GLuint, std::string> shaderSourcesMap;
ProgramObject programObj = MG_State_T::programState->programs_[programInfo.id];
for (GLuint shaderId : programObj.attachedShaders) {
auto it = MG_State_T::programState->shaders_.find(shaderId);
if (it != MG_State_T::programState->shaders_.end() && !it->second.markedForDeletion) {
std::string shaderSource;
if (it->second.type == GL_VERTEX_SHADER) {
std::string infoLog;
auto spirv =
MG_Util::Program::CompileGLSLToSPIRV(it->second.type,
it->second.source,
infoLog);
if (spirv.empty()) {
MG_Util::Debug::LogE("Shader Source for %u:\n%s", shaderId,
it->second.source.c_str());
MG_Util::Debug::LogE("Failed to compile shader %u: %s", shaderId,
infoLog.c_str());
continue;
}
shaderSource = MG_Util::Program::BindInputLayoutLocationsForGLSL(spirv,
programObj.attribLocations);
// MG_Util::Program::RenameGLSLBuiltinsForVulkan(shaderSource);
} else {
shaderSource = it->second.source;
}
shaderSourcesMap[it->first] = shaderSource;
}
}
MG_Util::Program::GenerateDefaultUBOForGLSL_Multi(shaderSourcesMap, programInfo.uniformBufferNames);
for (auto shaderId : programInfo.AttachedShadersID) {
auto shader = MG_Diligent::g_ShaderMap[shaderId];
MG_Util::Debug::LogD("Processing shader ID: %u", shaderId);
auto& shaderObj = MG_State_T::programState->shaders_[shaderId];
MG_Util::Debug::LogD("Shader source for %u before SPIR-V compilation:\n%s", shaderId,
shaderSourcesMap[shaderId].c_str());
std::string compilationLog;
auto spirv =
MG_Util::Program::CompileGLSLToSPIRV(shaderObj.type,
shaderSourcesMap[shaderId],
compilationLog);
if (spirv.empty()) {
MG_Util::Debug::LogE("Failed to compile shader %u: %s", shaderId, compilationLog.c_str());
continue;
} else {
MG_Util::Debug::LogD("Shader %u (modified) compiled to SPIR-V successfully", shaderId);
}
spvc_context context = nullptr;
spvc_parsed_ir parsed_ir = nullptr;
spvc_compiler compiler = nullptr;
spvc_resources resources = nullptr;
spvc_result result = spvc_context_create(&context);
if (result != SPVC_SUCCESS) {
MG_Util::Debug::LogE("spvc_context_create failed for shader %u", shaderId);
continue;
}
result = spvc_context_parse_spirv(context,
spirv.data(),
spirv.size(),
&parsed_ir);
if (result != SPVC_SUCCESS) {
MG_Util::Debug::LogE("spvc_context_parse_spirv failed for shader %u", shaderId);
spvc_context_destroy(context);
continue;
}
result = spvc_context_create_compiler(context, SPVC_BACKEND_GLSL,
parsed_ir, SPVC_CAPTURE_MODE_TAKE_OWNERSHIP, &compiler);
if (result != SPVC_SUCCESS) {
MG_Util::Debug::LogE("spvc_context_create_compiler failed for shader %u", shaderId);
spvc_context_destroy(context);
continue;
}
result = spvc_compiler_create_shader_resources(compiler, &resources);
if (result != SPVC_SUCCESS) {
MG_Util::Debug::LogE("spvc_compiler_create_shader_resources failed for shader %u", shaderId);
spvc_context_destroy(context);
continue;
}
Diligent::SHADER_TYPE shaderType;
switch (shaderObj.type) {
case GL_VERTEX_SHADER:
shaderType = Diligent::SHADER_TYPE_VERTEX;
break;
case GL_FRAGMENT_SHADER:
shaderType = Diligent::SHADER_TYPE_PIXEL;
break;
case GL_GEOMETRY_SHADER:
shaderType = Diligent::SHADER_TYPE_GEOMETRY;
break;
case GL_COMPUTE_SHADER:
shaderType = Diligent::SHADER_TYPE_COMPUTE;
break;
default:
shaderType = Diligent::SHADER_TYPE_UNKNOWN;
}
MG_Util::Debug::LogD("Shader %u mapped to Diligent shader type %d", shaderId, shaderType);
const spvc_reflected_resource* resourceList = nullptr;
size_t resourceCount = 0;
spvc_resources_get_resource_list_for_type(
resources, SPVC_RESOURCE_TYPE_UNIFORM_BUFFER,
&resourceList, &resourceCount);
MG_Util::Debug::LogD("Shader %u has %zu uniform buffers", shaderId, resourceCount);
for (size_t i = 0; i < resourceCount; i++) {
bool already_added = false;
for(const auto& existing_var : Variables) {
if (strcmp(existing_var.Name, resourceList[i].name) == 0) {
already_added = true;
MG_Util::Debug::LogD("Uniform buffer %s already added, skipping.", resourceList[i].name);
break;
}
}
if (already_added) continue;
Diligent::ShaderResourceVariableDesc varDesc;
varDesc.Name = strdup(resourceList[i].name);
varDesc.ShaderStages = shaderType;
varDesc.Type = Diligent::SHADER_RESOURCE_VARIABLE_TYPE_MUTABLE;
MG_Util::Debug::LogD("Uniform buffer: %s, Stage: %u, Type: %u", varDesc.Name, varDesc.ShaderStages, varDesc.Type);
Variables.push_back(varDesc);
}
spvc_resources_get_resource_list_for_type(
resources, SPVC_RESOURCE_TYPE_SAMPLED_IMAGE,
&resourceList, &resourceCount);
MG_Util::Debug::LogD("Shader %u has %zu sampled images", shaderId, resourceCount);
for (size_t i = 0; i < resourceCount; i++) {
Diligent::ShaderResourceVariableDesc varDesc;
varDesc.Name = strdup(resourceList[i].name);
varDesc.ShaderStages = shaderType;
varDesc.Type = Diligent::SHADER_RESOURCE_VARIABLE_TYPE_MUTABLE;
MG_Util::Debug::LogD("Sampled image: %s", varDesc.Name);
Variables.push_back(varDesc);
}
spvc_resources_get_resource_list_for_type(
resources, SPVC_RESOURCE_TYPE_SEPARATE_SAMPLERS,
&resourceList, &resourceCount);
MG_Util::Debug::LogD("Shader %u has %zu separate samplers", shaderId, resourceCount);
for (size_t i = 0; i < resourceCount; i++) {
Diligent::ShaderResourceVariableDesc varDesc;
varDesc.Name = strdup(resourceList[i].name);
varDesc.ShaderStages = shaderType;
varDesc.Type = Diligent::SHADER_RESOURCE_VARIABLE_TYPE_MUTABLE;
Variables.push_back(varDesc);
MG_Util::Debug::LogD("Separate sampler: %s", varDesc.Name);
}
spvc_resources_get_resource_list_for_type(
resources, SPVC_RESOURCE_TYPE_STORAGE_IMAGE,
&resourceList, &resourceCount);
MG_Util::Debug::LogD("Shader %u has %zu storage images", shaderId, resourceCount);
for (size_t i = 0; i < resourceCount; i++) {
Diligent::ShaderResourceVariableDesc varDesc;
varDesc.Name = strdup(resourceList[i].name);
varDesc.ShaderStages = shaderType;
varDesc.Type = Diligent::SHADER_RESOURCE_VARIABLE_TYPE_MUTABLE;
MG_Util::Debug::LogD("Storage image: %s", varDesc.Name);
Variables.push_back(varDesc);
}
spvc_context_destroy(context);
}
if (!Variables.empty()) {
ResourceLayout.Variables = Variables.data();
ResourceLayout.NumVariables = static_cast<Diligent::Uint32>(Variables.size());
MG_Util::Debug::LogD("Added %u shader resource variables", ResourceLayout.NumVariables);
}
ResourceLayout.ImmutableSamplers = nullptr;
ResourceLayout.NumImmutableSamplers = 0;
MG_Util::Debug::LogD("Immutable samplers disabled");
MG_Util::Debug::LogD("Finished configuring resource layout");
}
PipelineStateManager g_PSOManager;
}
using namespace Diligent;
namespace MG_EGL::Diligent {
void LoadDiligentCoreOpenGL(NativeWindowType window) {
void *handle = dlopen("libGraphicsEngineOpenGL.so", RTLD_LAZY);
auto Diligent_GetEngineFactoryOpenGL =
(Diligent_GetEngineFactoryOpenGL_t) dlsym(handle,
"Diligent_GetEngineFactoryOpenGL");
auto *pFactoryOpenGL = Diligent_GetEngineFactoryOpenGL();
::Diligent::EngineGLCreateInfo EngineCI;
auto *nativeWindow = static_cast<ANativeWindow *>(window);
EngineCI.Window.pAWindow = nativeWindow;
::Diligent::SwapChainDesc SCDesc;
MG_Util::Debug::LogD("Creating OpenGL device and swap chain");
pFactoryOpenGL->CreateDeviceAndSwapChainGL(
EngineCI, &MG_Diligent::g_pDevice, &MG_Diligent::g_pContext, SCDesc, &MG_Diligent::g_pSwapChain);
if (MG_Diligent::g_pDevice && MG_Diligent::g_pContext && MG_Diligent::g_pSwapChain) {
MG_Util::Debug::LogD("OpenGL device created: device=%p, context=%p, swapchain=%p",
MG_Diligent::g_pDevice, MG_Diligent::g_pContext, MG_Diligent::g_pSwapChain);
} else {
MG_Util::Debug::LogE("Failed to create OpenGL device");
}
}
void LoadDiligentCoreVulkan(NativeWindowType window) {
void *handle = dlopen("libGraphicsEngineVk.so", RTLD_LAZY);
auto Diligent_GetEngineFactoryVk =
(Diligent_GetEngineFactoryVk_t) dlsym(handle,
"Diligent_GetEngineFactoryVk");
auto *pFactoryVk = Diligent_GetEngineFactoryVk();
::Diligent::EngineVkCreateInfo EngineCI;
EngineCI.DynamicHeapSize = 256 << 20;
::Diligent::SwapChainDesc SCDesc;
SCDesc.ColorBufferFormat = TEX_FORMAT_RGBA8_UNORM;
SCDesc.PreTransform = SURFACE_TRANSFORM_HORIZONTAL_MIRROR_ROTATE_180;
MG_Util::Debug::LogD("Creating Vulkan device and contexts");
pFactoryVk->CreateDeviceAndContextsVk(
EngineCI, &MG_Diligent::g_pDevice, &MG_Diligent::g_pContext);
if (MG_Diligent::g_pDevice && MG_Diligent::g_pContext) {
MG_Util::Debug::LogD("Vulkan device created: device=%p, context=%p",
MG_Diligent::g_pDevice, MG_Diligent::g_pContext);
} else {
MG_Util::Debug::LogE("Failed to create Vulkan device");
}
AndroidNativeWindow nativeWindow{window};
MG_Util::Debug::LogD("Creating Vulkan swap chain");
pFactoryVk->CreateSwapChainVk(
MG_Diligent::g_pDevice, MG_Diligent::g_pContext, SCDesc, nativeWindow, &MG_Diligent::g_pSwapChain);
if (MG_Diligent::g_pSwapChain) {
MG_Util::Debug::LogD("Vulkan swap chain created: %p", MG_Diligent::g_pSwapChain);
} else {
MG_Util::Debug::LogE("Failed to create Vulkan swap chain");
}
}
void LoadDiligentCore(NativeWindowType window) {
switch (DILIGENT_BACKEND_TYPE) {
case MG_Constants::Backend::BACKEND_DILIGENT_VULKAN:
LoadDiligentCoreVulkan(window);
break;
case MG_Constants::Backend::BACKEND_DILIGENT_OPENGL:
default:
LoadDiligentCoreOpenGL(window);
break;
}
}
void CreateDefaultRenderPass() {
::Diligent::RenderPassDesc RPDesc;
RPDesc.AttachmentCount = 2;
::Diligent::RenderPassAttachmentDesc Attachments[2];
RPDesc.pAttachments = Attachments;
Attachments[0].Format = ::Diligent::TEX_FORMAT_RGBA8_UNORM;
Attachments[0].InitialState = ::Diligent::RESOURCE_STATE_RENDER_TARGET;
Attachments[0].FinalState = ::Diligent::RESOURCE_STATE_RENDER_TARGET;
Attachments[0].LoadOp = ::Diligent::ATTACHMENT_LOAD_OP_CLEAR;
Attachments[0].StoreOp = ::Diligent::ATTACHMENT_STORE_OP_STORE;
Attachments[1].Format = ::Diligent::TEX_FORMAT_D24_UNORM_S8_UINT;
Attachments[1].InitialState = ::Diligent::RESOURCE_STATE_DEPTH_WRITE;
Attachments[1].FinalState = ::Diligent::RESOURCE_STATE_DEPTH_WRITE;
Attachments[1].LoadOp = ::Diligent::ATTACHMENT_LOAD_OP_CLEAR;
Attachments[1].StoreOp = ::Diligent::ATTACHMENT_STORE_OP_STORE;
::Diligent::AttachmentReference RTAttachmentRef{0, ::Diligent::RESOURCE_STATE_RENDER_TARGET};
::Diligent::AttachmentReference DSAttachmentRef{1, ::Diligent::RESOURCE_STATE_DEPTH_WRITE};
::Diligent::SubpassDesc Subpasses[1];
Subpasses[0].RenderTargetAttachmentCount = 1;
Subpasses[0].pRenderTargetAttachments = &RTAttachmentRef;
Subpasses[0].pDepthStencilAttachment = &DSAttachmentRef;
RPDesc.SubpassCount = 1;
RPDesc.pSubpasses = Subpasses;
MG_Util::Debug::LogD("Creating default render pass");
MG_Diligent::g_pDevice->CreateRenderPass(RPDesc, &MG_Diligent::g_FramebufferMap[0].pRenderPass);
if (MG_Diligent::g_FramebufferMap[0].pRenderPass) {
MG_Util::Debug::LogD("Default render pass created: %p", MG_Diligent::g_FramebufferMap[0].pRenderPass);
} else {
MG_Util::Debug::LogE("Failed to create default render pass");
}
}
EGLSurface eglCreateWindowSurface(EGLDisplay dpy, EGLConfig config, NativeWindowType window,
const EGLint *attrib_list) {
LoadDiligentCore(window);
MG_GL::GL::UpdateDefaultFramebuffer();
return (EGLSurface) 1;
}
EGLBoolean eglChooseConfig(EGLDisplay dpy, const EGLint *attrib_list, EGLConfig *configs,
EGLint config_size, EGLint *num_config) {
*num_config = 1;
return EGL_TRUE;
}
EGLContext eglCreateContext(EGLDisplay dpy, EGLConfig config, EGLContext shareCtx,
const EGLint *attrib_list) {
return (EGLContext) 1;
}
EGLBoolean eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor) {
return EGL_TRUE;
}
EGLDisplay eglGetDisplay(NativeDisplayType display) {
return (EGLDisplay) 1;
}
EGLint eglGetError() {
return EGL_SUCCESS;
}
EGLBoolean eglMakeCurrent(EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx) {
return EGL_TRUE;
}
EGLBoolean eglDestroyContext(EGLDisplay dpy, EGLContext ctx) {
return EGL_TRUE;
}
EGLBoolean eglDestroySurface(EGLDisplay dpy, EGLSurface surface) {
return EGL_TRUE;
}
EGLBoolean eglTerminate(EGLDisplay dpy) {
return EGL_TRUE;
}
EGLBoolean eglReleaseThread(void) {
return EGL_TRUE;
}
EGLContext eglGetCurrentContext(void) {
return (EGLContext) 1;
}
EGLBoolean
eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint *value) {
if (attribute == EGL_NATIVE_VISUAL_ID)
*value = AHARDWAREBUFFER_FORMAT_R8G8B8A8_UNORM;
return EGL_TRUE;
}
EGLBoolean eglBindAPI(EGLenum api) {
return EGL_TRUE;
}
EGLSurface eglGetCurrentSurface(EGLint readdraw) {
return (EGLSurface) 1;
}
EGLBoolean
eglQuerySurface(EGLDisplay display, EGLSurface surface, EGLint attribute, EGLint *value) {
return EGL_TRUE;
}
EGLBoolean eglSwapInterval(EGLDisplay dpy, EGLint interval) {
return EGL_TRUE;
}
EGLBoolean eglSwapBuffers(EGLDisplay dpy, EGLSurface draw) {
MG_Util::Debug::LogD("Flushing context");
if (MG_Diligent::IsInRenderPass) {
MG_Util::Debug::LogD("Ending current render pass.");
MG_Diligent::g_pContext->EndRenderPass();
MG_Diligent::IsInRenderPass = false;
MG_Util::Debug::LogD("Current render pass ended.");
} else {
MG_Util::Debug::LogD("No active render pass to end.");
}
MG_Diligent::g_pContext->Flush();
MG_Util::Debug::LogD("Presenting swap chain");
MG_Diligent::g_pSwapChain->Present();
MG_GL::GL::UpdateDefaultFramebuffer();
if (MG_Diligent::IsInRenderPass) {
MG_Util::Debug::LogD("Ending current render pass.");
MG_Diligent::g_pContext->EndRenderPass();
MG_Diligent::IsInRenderPass = false;
MG_Util::Debug::LogD("Current render pass ended.");
} else {
MG_Util::Debug::LogD("No active render pass to end.");
}
MG_Diligent::g_pContext->Flush();
MG_Util::Debug::LogD("Finishing frame");
MG_Diligent::g_pContext->FinishFrame();
auto& fbInfo = MG_Diligent::g_FramebufferMap[0];
if (fbInfo.pRenderPass && fbInfo.pFramebuffer) {
MG_Util::Debug::LogD("Setting render targets: %zu color attachments", fbInfo.ColorRTVs.size());
MG_Diligent::g_pContext->SetRenderTargets(
static_cast<Uint32>(fbInfo.ColorRTVs.size()),
fbInfo.ColorRTVs.data(),
fbInfo.pDepthStencilRTV,
::Diligent::RESOURCE_STATE_TRANSITION_MODE_TRANSITION
);
static ::Diligent::OptimizedClearValue DefaultClearValues[2];
DefaultClearValues[0].Format = fbInfo.ColorRTVs[0]->GetDesc().Format;
DefaultClearValues[0].Color[0] = 0.0f;
DefaultClearValues[0].Color[1] = 0.0f;
DefaultClearValues[0].Color[2] = 0.0f;
DefaultClearValues[0].Color[3] = 1.0f;
DefaultClearValues[1].Format = fbInfo.DepthStencilFormat;
DefaultClearValues[1].DepthStencil.Depth = 1.0f;
DefaultClearValues[1].DepthStencil.Stencil = 0;
MG_Util::Debug::LogD("Beginning render pass: pass=%p, fb=%p", fbInfo.pRenderPass, fbInfo.pFramebuffer);
MG_Diligent::g_pContext->BeginRenderPass(
::Diligent::BeginRenderPassAttribs{ fbInfo.pRenderPass, fbInfo.pFramebuffer,
2, DefaultClearValues,
::Diligent::RESOURCE_STATE_TRANSITION_MODE_TRANSITION}
);
MG_Diligent::IsInRenderPass = true;
}
const auto& SCDesc = MG_Diligent::g_pSwapChain->GetDesc();
MG_Util::Debug::LogD("Setting viewport: width=%d, height=%d", SCDesc.Width, SCDesc.Height);
MG_Diligent::g_pContext->SetViewports(1, nullptr, 0, 0);
return EGL_TRUE;
}
EGLSurface
eglCreatePbufferSurface(EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list) {
return (EGLSurface) 1;
}
}
void *libGLES = nullptr, *libEGL = nullptr;
static const char *LibPathPrefixes[] = {
"",
"/opt/vc/lib/",
"/usr/local/lib/",
"/usr/lib/",
nullptr
};
static const char *LibExts[] = {
"so",
"so.1",
"so.2",
"dylib",
"dll",
nullptr
};
static const char *GLES3Libs[] = {
"libGLESv3_CM",
"libGLESv3",
nullptr
};
static const char *EGLLibs[] = {
"libEGL",
nullptr
};
void *OpenLib(const char **names, const char *override) {
void *lib = nullptr;
char path_name[PATH_MAX + 1];
int flags = RTLD_LOCAL | RTLD_NOW;
if (override) {
if ((lib = dlopen(override, flags))) {
strncpy(path_name, override, PATH_MAX);
return lib;
} else {
MG_Util::Debug::LogE("LIBGL_GLES override failed: %s\n", dlerror());
}
}
for (int p = 0; LibPathPrefixes[p]; p++) {
for (int i = 0; names[i]; i++) {
for (int e = 0; LibExts[e]; e++) {
snprintf(path_name, PATH_MAX, "%s%s.%s", LibPathPrefixes[p], names[i], LibExts[e]);
if ((lib = dlopen(path_name, flags))) {
return lib;
}
}
}
}
return lib;
}
typedef __eglMustCastToProperFunctionPointerType (* eglGetProcAddress_t)(const char *procname);
eglGetProcAddress_t real_eglGetProcAddress = nullptr;
__eglMustCastToProperFunctionPointerType eglGetProcAddress(const char *procname) {
if (strncmp(procname, "eglGetProcAddress", strlen("eglGetProcAddress")) == 0) {
return (__eglMustCastToProperFunctionPointerType)(&eglGetProcAddress);
}
#define MG_EGL_PROC_EXPORT(name) \
if (strncmp(procname, #name, strlen(#name)) == 0) { \
return (__eglMustCastToProperFunctionPointerType)(&MG_EGL::Diligent::name); \
}
MG_EGL_PROC_EXPORT(eglCreateWindowSurface);
MG_EGL_PROC_EXPORT(eglChooseConfig);
MG_EGL_PROC_EXPORT(eglCreateContext);
MG_EGL_PROC_EXPORT(eglInitialize);
MG_EGL_PROC_EXPORT(eglGetDisplay);
MG_EGL_PROC_EXPORT(eglGetError);
MG_EGL_PROC_EXPORT(eglMakeCurrent);
MG_EGL_PROC_EXPORT(eglDestroyContext);
MG_EGL_PROC_EXPORT(eglDestroySurface);
MG_EGL_PROC_EXPORT(eglTerminate);
MG_EGL_PROC_EXPORT(eglReleaseThread);
MG_EGL_PROC_EXPORT(eglGetCurrentContext);
MG_EGL_PROC_EXPORT(eglGetConfigAttrib);
MG_EGL_PROC_EXPORT(eglBindAPI);
MG_EGL_PROC_EXPORT(eglGetCurrentSurface);
MG_EGL_PROC_EXPORT(eglQuerySurface);
MG_EGL_PROC_EXPORT(eglSwapInterval);
MG_EGL_PROC_EXPORT(eglSwapBuffers);
MG_EGL_PROC_EXPORT(eglCreatePbufferSurface);
#undef MG_EGL_PROC_EXPORT
/* TODO: Call real eglGetProcAddress() to get the rest (should be real native GLES functions) */
if (!libEGL) {
libEGL = OpenLib(EGLLibs, nullptr);
real_eglGetProcAddress = (eglGetProcAddress_t)dlsym(libEGL, "eglGetProcAddress");
}
if (real_eglGetProcAddress)
return real_eglGetProcAddress(procname);
return nullptr;
}
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