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D3D11: Change init method for textures, so we can support mipmapping

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This commit is contained in:
Henrik Rydgård 2017-02-10 15:40:51 +01:00
parent f7717063a8
commit 04b803e2f6
2 changed files with 19 additions and 15 deletions
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33
GPU/D3D11/TextureCacheD3D11.cpp
View File

@ -1113,8 +1113,8 @@ void TextureCacheD3D11::LoadTextureLevel(TexCacheEntry &entry, ReplacedTexture &
D3D11_TEXTURE2D_DESC desc{};
// TODO: Make it DEFAULT or immutable, required for multiple mip levels. Will require some code restructuring though.
desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
desc.Usage = D3D11_USAGE_DYNAMIC;
desc.CPUAccessFlags = 0;
desc.Usage = D3D11_USAGE_DEFAULT;
desc.ArraySize = 1;
desc.SampleDesc.Count = 1;
desc.Width = tw;
@ -1131,17 +1131,17 @@ void TextureCacheD3D11::LoadTextureLevel(TexCacheEntry &entry, ReplacedTexture &
}
ID3D11ShaderResourceView *view;
hr = device_->CreateShaderResourceView(texture, nullptr, &view);
entry.texturePtr = texture;
entry.textureView = view;
}
D3D11_MAPPED_SUBRESOURCE map;
context_->Map(texture, level, D3D11_MAP_WRITE_DISCARD, 0, &map);
gpuStats.numTexturesDecoded++;
// For UpdateSubresource, we can't decode directly into the texture so we allocate a buffer :(
u32 *mapData = new u32[w * h]{};
int mapRowPitch = w * 4;
if (replaced.GetSize(level, w, h)) {
replaced.Load(level, map.pData, map.RowPitch);
replaced.Load(level, mapData, mapRowPitch);
dstFmt = ToDXGIFormat(replaced.Format(level));
} else {
GETextureFormat tfmt = (GETextureFormat)entry.format;
@ -1150,8 +1150,8 @@ void TextureCacheD3D11::LoadTextureLevel(TexCacheEntry &entry, ReplacedTexture &
int bufw = GetTextureBufw(level, texaddr, tfmt);
int bpp = dstFmt == DXGI_FORMAT_R8G8B8A8_UNORM ? 4 : 2;
u32 *pixelData = (u32 *)map.pData;
int decPitch = map.RowPitch;
u32 *pixelData = (u32 *)mapData;
int decPitch = mapRowPitch;
if (scaleFactor > 1) {
tmpTexBufRearrange.resize(std::max(bufw, w) * h);
pixelData = tmpTexBufRearrange.data();
@ -1165,21 +1165,22 @@ void TextureCacheD3D11::LoadTextureLevel(TexCacheEntry &entry, ReplacedTexture &
}
if (scaleFactor > 1) {
scaler.ScaleAlways((u32 *)map.pData, pixelData, dstFmt, w, h, scaleFactor);
pixelData = (u32 *)map.pData;
scaler.ScaleAlways((u32 *)mapData, pixelData, dstFmt, w, h, scaleFactor);
pixelData = (u32 *)mapData;
// We always end up at 8888. Other parts assume this.
assert(dstFmt == DXGI_FORMAT_R8G8B8A8_UNORM);
bpp = sizeof(u32);
decPitch = w * bpp;
if (decPitch != map.RowPitch) {
if (decPitch != mapRowPitch) {
// Rearrange in place to match the requested pitch.
// (it can only be larger than w * bpp, and a match is likely.)
// Note! This is bad because it reads the mapped memory! TODO: Look into if DX9 does this right.
for (int y = h - 1; y >= 0; --y) {
memcpy((u8 *)map.pData + map.RowPitch * y, (u8 *)map.pData + decPitch * y, w * bpp);
memcpy((u8 *)mapData + mapRowPitch * y, (u8 *)mapData + decPitch * y, w * bpp);
}
decPitch = map.RowPitch;
decPitch = mapRowPitch;
}
}
@ -1203,7 +1204,9 @@ void TextureCacheD3D11::LoadTextureLevel(TexCacheEntry &entry, ReplacedTexture &
replacer.NotifyTextureDecoded(replacedInfo, pixelData, decPitch, level, w, h);
}
}
context_->Unmap(texture, level);
context_->UpdateSubresource(texture, level, nullptr, mapData, mapRowPitch, 0);
delete[] mapData;
}
bool TextureCacheD3D11::DecodeTexture(u8 *output, const GPUgstate &state) {

1
ext/native/thin3d/thin3d.h
View File

@ -459,6 +459,7 @@ public:
class Pipeline : public RefCountedObject {
public:
virtual ~Pipeline() {}
virtual bool RequiresBuffer() = 0;
};