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[Fix] (MG_State/Texture): add same handling logic to glTexParameterf

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swung0x48
2025-06-22 17:40:38 +08:00
parent 9075177533
commit 7e1906da57
1 changed files with 63 additions and 0 deletions
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MG/MG_GL/Implementations/GL/Texture/GL_Texture.cpp
+63
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@@ -386,7 +386,70 @@ namespace MG_GL::GL {
}
// TODO: Fix sampler
auto& texState = *MG_State_T::textureState;
auto activeUnit = texState.activeTextureUnit_;
auto unitState = &texState.textureUnits_[activeUnit];
GLuint boundTextureID = unitState->GetBoundTexture(target);
if (boundTextureID == 0) {
MG_Util::Debug::LogD("TexParameterf: No texture bound. Skipping sampler update.");
return;
}
Diligent::SamplerDesc SamDesc;
auto it = MG_Diligent::g_SamplerMap.find(boundTextureID);
if (it != MG_Diligent::g_SamplerMap.end() && it->second) {
SamDesc = it->second->GetDesc();
} else {
SamDesc.MinFilter = Diligent::FILTER_TYPE_LINEAR;
SamDesc.MagFilter = Diligent::FILTER_TYPE_LINEAR;
SamDesc.AddressU = Diligent::TEXTURE_ADDRESS_WRAP;
SamDesc.AddressV = Diligent::TEXTURE_ADDRESS_WRAP;
SamDesc.AddressW = Diligent::TEXTURE_ADDRESS_WRAP;
}
switch (pname) {
case GL_TEXTURE_MIN_FILTER:
FillFilterTypeFromGLEnum(param, SamDesc.MinFilter, SamDesc.MipFilter);
break;
case GL_TEXTURE_MAG_FILTER:
FillFilterTypeFromGLEnum(param, SamDesc.MagFilter, SamDesc.MipFilter);
break;
case GL_TEXTURE_WRAP_S:
SamDesc.AddressU = ConvertAddressMode(param);
break;
case GL_TEXTURE_WRAP_T:
SamDesc.AddressV = ConvertAddressMode(param);
break;
case GL_TEXTURE_WRAP_R:
SamDesc.AddressW = ConvertAddressMode(param);
break;
case GL_TEXTURE_MIN_LOD:
SamDesc.MinLOD = (float)param;
break;
case GL_TEXTURE_MAX_LOD:
SamDesc.MaxLOD = (float)param;
break;
case GL_TEXTURE_COMPARE_FUNC:
SamDesc.ComparisonFunc = ConvertComparsionFunc(param);
break;
default:
MG_Util::Debug::LogE("%s: not handled param: %s", __func__, MG_Util::Debug::GLEnumToString(param));
}
Diligent::ISampler* pNewSampler = nullptr;
MG_Diligent::g_pDevice->CreateSampler(SamDesc, &pNewSampler);
if (it != MG_Diligent::g_SamplerMap.end()) {
if (it->second) {
it->second->Release();
}
it->second = pNewSampler;
} else {
MG_Diligent::g_SamplerMap[boundTextureID] = pNewSampler;
}
MG_Util::Debug::LogD("TexParameterf: Updated sampler for texture %u", boundTextureID);
}
void TexParameteri(GLenum target, GLenum pname, GLint param) {