Cemu/src/Cafe/HW/Latte/Renderer/Metal/LatteTextureViewMtl.cpp
2024-08-02 17:48:25 +02:00

62 lines
1.9 KiB
C++

#include "Cafe/HW/Latte/Renderer/Metal/LatteTextureViewMtl.h"
#include "Cafe/HW/Latte/Renderer/Metal/LatteTextureMtl.h"
#include "Cafe/HW/Latte/Renderer/Metal/MetalRenderer.h"
#include "Cafe/HW/Latte/Renderer/Metal/LatteToMtl.h"
#include "Metal/MTLTexture.hpp"
LatteTextureViewMtl::LatteTextureViewMtl(MetalRenderer* mtlRenderer, LatteTextureMtl* texture, Latte::E_DIM dim, Latte::E_GX2SURFFMT format, sint32 firstMip, sint32 mipCount, sint32 firstSlice, sint32 sliceCount)
: LatteTextureView(texture, firstMip, mipCount, firstSlice, sliceCount, dim, format), m_mtlr(mtlRenderer), m_format(format)
{
MTL::TextureType textureType;
switch (dim)
{
case Latte::E_DIM::DIM_1D:
textureType = MTL::TextureType1D;
break;
case Latte::E_DIM::DIM_2D:
case Latte::E_DIM::DIM_2D_MSAA:
textureType = MTL::TextureType2D;
break;
case Latte::E_DIM::DIM_2D_ARRAY:
textureType = MTL::TextureType2DArray;
break;
case Latte::E_DIM::DIM_3D:
textureType = MTL::TextureType3D;
break;
case Latte::E_DIM::DIM_CUBEMAP:
textureType = MTL::TextureTypeCube; // TODO: check this
break;
default:
cemu_assert_unimplemented();
textureType = MTL::TextureType2D;
break;
}
uint32 baseLevel = firstMip;
uint32 levelCount = this->numMip;
uint32 baseLayer;
uint32 layerCount;
// TODO: check if base texture is 3D texture as well
if (textureType == MTL::TextureType3D)
{
cemu_assert_debug(firstMip == 0);
cemu_assert_debug(this->numSlice == baseTexture->depth);
baseLayer = 0;
layerCount = 1;
}
else
{
baseLayer = firstSlice;
layerCount = this->numSlice;
}
// TODO: swizzle
auto formatInfo = GetMtlPixelFormatInfo(format, texture->IsDepth());
m_texture = texture->GetTexture()->newTextureView(formatInfo.pixelFormat, textureType, NS::Range::Make(baseLevel, levelCount), NS::Range::Make(baseLayer, layerCount));
}
LatteTextureViewMtl::~LatteTextureViewMtl()
{
m_texture->release();
}