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Merge pull request #12687 from unknownbrackets/vulkan-scaling

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Vulkan: Ensure scaling happens in cached RAM
This commit is contained in:
Henrik Rydgård 2020-03-08 20:49:56 +01:00 committed by GitHub
commit 0166a197cd
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1 changed files with 10 additions and 12 deletions
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22
GPU/Vulkan/TextureCacheVulkan.cpp
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@ -38,19 +38,14 @@
#include "GPU/ge_constants.h"
#include "GPU/GPUState.h"
#include "GPU/Common/TextureCacheCommon.h"
#include "GPU/Common/TextureDecoder.h"
#include "GPU/Vulkan/TextureCacheVulkan.h"
#include "GPU/Vulkan/FramebufferVulkan.h"
#include "GPU/Vulkan/FragmentShaderGeneratorVulkan.h"
#include "GPU/Vulkan/DepalettizeShaderVulkan.h"
#include "GPU/Vulkan/ShaderManagerVulkan.h"
#include "GPU/Vulkan/DrawEngineVulkan.h"
#include "GPU/Common/TextureDecoder.h"
#ifdef _M_SSE
#include <emmintrin.h>
#endif
#define TEXCACHE_MAX_TEXELS_SCALED (256*256) // Per frame
#define TEXCACHE_MIN_SLAB_SIZE (8 * 1024 * 1024)
#define TEXCACHE_MAX_SLAB_SIZE (32 * 1024 * 1024)
@ -1356,7 +1351,9 @@ void TextureCacheVulkan::LoadTextureLevel(TexCacheEntry &entry, uint8_t *writePt
if (scaleFactor > 1) {
u32 fmt = dstFmt;
scaler.ScaleAlways((u32 *)writePtr, pixelData, fmt, w, h, scaleFactor);
// CPU scaling reads from the destination buffer so we want cached RAM.
uint8_t *rearrange = (uint8_t *)AllocateAlignedMemory(w * scaleFactor * h * scaleFactor * 4, 16);
scaler.ScaleAlways((u32 *)rearrange, pixelData, fmt, w, h, scaleFactor);
pixelData = (u32 *)writePtr;
dstFmt = (VkFormat)fmt;
@ -1366,13 +1363,14 @@ void TextureCacheVulkan::LoadTextureLevel(TexCacheEntry &entry, uint8_t *writePt
decPitch = w * bpp;
if (decPitch != rowPitch) {
// Rearrange in place to match the requested pitch.
// (it can only be larger than w * bpp, and a match is likely.)
for (int y = h - 1; y >= 0; --y) {
memcpy(writePtr + rowPitch * y, writePtr + decPitch * y, w * bpp);
for (int y = 0; y < h; ++y) {
memcpy(writePtr + rowPitch * y, rearrange + decPitch * y, w * bpp);
}
decPitch = rowPitch;
} else {
memcpy(writePtr, rearrange, w * h * 4);
}
FreeAlignedMemory(rearrange);
}
}
}