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Further improvements to FetchTexture2D.

This commit is contained in:
gibbed 2014-01-21 01:54:34 -08:00
parent efa7199974
commit 01b00118d4
1 changed files with 53 additions and 27 deletions
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80
src/xenia/gpu/d3d11/d3d11_graphics_driver.cc
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@ -1105,7 +1105,15 @@ D3D11GraphicsDriver::TextureInfo D3D11GraphicsDriver::GetTextureInfo(
info.needs_power_of_two = false;
switch (fetch.format) {
case FMT_8:
info.format = DXGI_FORMAT_A8_UNORM;
switch (fetch.swizzle) {
case XE_GPU_SWIZZLE_000R:
info.format = DXGI_FORMAT_A8_UNORM;
break;
default:
XELOGW("D3D11: unhandled swizzle for FMT_8");
info.format = DXGI_FORMAT_A8_UNORM;
break;
}
info.block_size = 1;
info.pitch = 1;
break;
@ -1132,7 +1140,15 @@ D3D11GraphicsDriver::TextureInfo D3D11GraphicsDriver::GetTextureInfo(
info.pitch = 4;
break;
case FMT_4_4_4_4:
info.format = DXGI_FORMAT_B4G4R4A4_UNORM;
switch (fetch.swizzle) {
case XE_GPU_SWIZZLE_BGRA:
info.format = DXGI_FORMAT_B4G4R4A4_UNORM;
break;
default:
XELOGW("D3D11: unhandled swizzle for FMT_4_4_4_4");
info.format = DXGI_FORMAT_B4G4R4A4_UNORM;
break;
}
info.block_size = 1;
info.pitch = 2;
break;
@ -1329,44 +1345,54 @@ int D3D11GraphicsDriver::FetchTexture2D(
XELOGE("D3D11: failed to map texture");
return 1;
}
auto row_pitch = (width / info.block_size) * info.pitch;
auto padded_row_pitch = (padded_width / info.block_size) * info.pitch;
const uint8_t* src = memory_->Translate(address);
uint8_t* dest = (uint8_t*)res.pData;
memset(dest, 0, res.RowPitch * (padded_height / info.block_size)); // TODO(gibbed): remove me later
auto row_pitch = (width / info.block_size) * info.pitch;
auto padded_row_pitch = (padded_width / info.block_size) * info.pitch;
if (false) { // TODO(gibbed): if for some reason we ever want to not swap?
for (size_t y = 0; y < height / info.block_size; y++) {
memcpy(dest, src, row_pitch);
if (!fetch.tiled) {
for (uint32_t y = 0; y < height / info.block_size; y++) {
for (uint32_t x = 0; x < row_pitch; x += 4) {
*(uint32_t*)(dest + x) = XESWAP32BE(*(uint32_t*)(src + x));
}
src += padded_row_pitch;
dest += res.RowPitch;
}
src = NULL;
dest = (uint8_t*)res.pData;
for (uint32_t y = 0; y < height / info.block_size; y++) {
for (uint32_t x = 0; x < row_pitch; x += info.pitch) {
TextureSwap(dest + x, dest + x, info.pitch, (XE_GPU_ENDIAN)fetch.endianness);
}
dest += res.RowPitch;
}
}
else {
if (!fetch.tiled) {
for (uint32_t y = 0; y < height / info.block_size; y++) {
for (uint32_t x = 0; x < row_pitch; x += info.pitch) {
TextureSwap(dest + x, src + x, info.pitch, (XE_GPU_ENDIAN)fetch.endianness);
}
src += padded_row_pitch;
dest += res.RowPitch;
}
}
else {
auto aligned_width = (width + 31) & ~31; // 32x32
auto log_bpp = (info.pitch >> 2) + ((info.pitch >> 1) >> (info.pitch >> 2));
for (uint32_t y = 0; y < height; y++) {
auto base_offset = TiledOffset2DOuter(y, aligned_width, log_bpp);
for (uint32_t x = 0; x < width; x++) {
auto offset = TiledOffset2DInner(x, y, log_bpp, base_offset);
TextureSwap(dest + (y * res.RowPitch) + (x * info.pitch), src + offset, info.pitch, (XE_GPU_ENDIAN)fetch.endianness);
}
uint8_t* temp = (uint8_t*)xe_calloc(height * res.RowPitch);
dest = temp;
for (uint32_t y = 0; y < height / info.block_size; y++) {
for (uint32_t x = 0; x < row_pitch; x += 4) {
*(uint32_t*)(dest + x) = XESWAP32BE(*(uint32_t*)(src + x));
}
src += padded_row_pitch;
dest += res.RowPitch;
}
dest = (uint8_t*)res.pData;
auto aligned_width = (width + 31) & ~31; // 32x32
auto log_bpp = (info.pitch >> 2) + ((info.pitch >> 1) >> (info.pitch >> 2));
for (uint32_t y = 0; y < height; y++) {
auto base_offset = TiledOffset2DOuter(y, aligned_width, log_bpp);
for (uint32_t x = 0; x < width; x++) {
auto offset = TiledOffset2DInner(x, y, log_bpp, base_offset);
TextureSwap(dest + (y * res.RowPitch) + (x * info.pitch), temp + offset, info.pitch, (XE_GPU_ENDIAN)fetch.endianness);
}
}
xe_free(temp);
}
context_->Unmap(*out_texture, 0);
return 0;
}