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TexCache: Remove simple 0/1 alpha check.

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No practical optimizations have come of this, so it's a waste of time.
Slows down Vulkan too.
This commit is contained in:
Unknown W. Brackets 2017-11-12 16:10:53 -08:00
parent fb65c7b87b
commit 9fbcc01afa
12 changed files with 19 additions and 46 deletions
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2
Core/TextureReplacer.cpp
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@ -561,8 +561,6 @@ void ReplacedTexture::Load(int level, void *out, int rowPitch) {
CheckAlphaResult res = CheckAlphaRGBA8888Basic((u32 *)out, rowPitch / sizeof(u32), png.width, png.height);
if (res == CHECKALPHA_ANY || level == 0) {
alphaStatus_ = ReplacedTextureAlpha(res);
} else if (res == CHECKALPHA_ZERO && alphaStatus_ == ReplacedTextureAlpha::FULL) {
alphaStatus_ = ReplacedTextureAlpha(res);
}
}

1
GPU/Common/TextureCacheCommon.cpp
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@ -1467,7 +1467,6 @@ void TextureCacheCommon::ApplyTexture() {
} else {
BindTexture(entry);
gstate_c.SetTextureFullAlpha(entry->GetAlphaStatus() == TexCacheEntry::STATUS_ALPHA_FULL);
gstate_c.SetTextureSimpleAlpha(entry->GetAlphaStatus() != TexCacheEntry::STATUS_ALPHA_UNKNOWN);
}
}

7
GPU/Common/TextureCacheCommon.h
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@ -99,8 +99,9 @@ struct TexCacheEntry {
STATUS_ALPHA_UNKNOWN = 0x04,
STATUS_ALPHA_FULL = 0x00, // Has no alpha channel, or always full alpha.
STATUS_ALPHA_SIMPLE = 0x08, // Like above, but also has 0 alpha (e.g. 5551.)
STATUS_ALPHA_MASK = 0x0c,
STATUS_ALPHA_MASK = 0x04,
// 0x08 free.
STATUS_CHANGE_FREQUENT = 0x10, // Changes often (less than 6 frames in between.)
STATUS_CLUT_RECHECK = 0x20, // Another texture with same addr had a hashfail.
@ -166,8 +167,6 @@ struct TexCacheEntry {
// For non-level zero, only set more restrictive.
if (newStatus == STATUS_ALPHA_UNKNOWN || level == 0) {
SetAlphaStatus(newStatus);
} else if (newStatus == STATUS_ALPHA_SIMPLE && GetAlphaStatus() == STATUS_ALPHA_FULL) {
SetAlphaStatus(STATUS_ALPHA_SIMPLE);
}
}

20
GPU/Common/TextureDecoder.cpp
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@ -473,7 +473,7 @@ CheckAlphaResult CheckAlphaRGBA8888SSE2(const u32 *pixelData, int stride, int w,
// Now let's sum up the bits.
if (CombineSSEBitsToDWORD(hasZeroCursor) != 0) {
return CHECKALPHA_ZERO;
return CHECKALPHA_ANY;
} else {
return CHECKALPHA_FULL;
}
@ -516,7 +516,7 @@ CheckAlphaResult CheckAlphaABGR4444SSE2(const u32 *pixelData, int stride, int w,
// Now let's sum up the bits.
if (CombineSSEBitsToDWORD(hasZeroCursor) != 0) {
return CHECKALPHA_ZERO;
return CHECKALPHA_ANY;
} else {
return CHECKALPHA_FULL;
}
@ -538,7 +538,7 @@ CheckAlphaResult CheckAlphaABGR1555SSE2(const u32 *pixelData, int stride, int w,
__m128i result = _mm_xor_si128(bits, mask);
if (CombineSSEBitsToDWORD(result) != 0) {
return CHECKALPHA_ZERO;
return CHECKALPHA_ANY;
}
p += stride8;
@ -581,7 +581,7 @@ CheckAlphaResult CheckAlphaRGBA4444SSE2(const u32 *pixelData, int stride, int w,
// Now let's sum up the bits.
if (CombineSSEBitsToDWORD(hasZeroCursor) != 0) {
return CHECKALPHA_ZERO;
return CHECKALPHA_ANY;
} else {
return CHECKALPHA_FULL;
}
@ -603,7 +603,7 @@ CheckAlphaResult CheckAlphaRGBA5551SSE2(const u32 *pixelData, int stride, int w,
__m128i result = _mm_xor_si128(bits, mask);
if (CombineSSEBitsToDWORD(result) != 0) {
return CHECKALPHA_ZERO;
return CHECKALPHA_ANY;
}
p += stride8;
@ -641,7 +641,7 @@ CheckAlphaResult CheckAlphaRGBA8888Basic(const u32 *pixelData, int stride, int w
}
if (hitZeroAlpha) {
return CHECKALPHA_ZERO;
return CHECKALPHA_ANY;
} else {
return CHECKALPHA_FULL;
}
@ -678,7 +678,7 @@ CheckAlphaResult CheckAlphaABGR4444Basic(const u32 *pixelData, int stride, int w
}
if (hitZeroAlpha) {
return CHECKALPHA_ZERO;
return CHECKALPHA_ANY;
} else {
return CHECKALPHA_FULL;
}
@ -707,7 +707,7 @@ CheckAlphaResult CheckAlphaABGR1555Basic(const u32 *pixelData, int stride, int w
}
if ((bits ^ 0x00010001) != 0) {
return CHECKALPHA_ZERO;
return CHECKALPHA_ANY;
}
p += stride2;
@ -743,7 +743,7 @@ CheckAlphaResult CheckAlphaRGBA4444Basic(const u32 *pixelData, int stride, int w
}
if (hitZeroAlpha) {
return CHECKALPHA_ZERO;
return CHECKALPHA_ANY;
} else {
return CHECKALPHA_FULL;
}
@ -769,7 +769,7 @@ CheckAlphaResult CheckAlphaRGBA5551Basic(const u32 *pixelData, int stride, int w
}
if ((bits ^ 0x80008000) != 0) {
return CHECKALPHA_ZERO;
return CHECKALPHA_ANY;
}
p += stride2;

1
GPU/Common/TextureDecoder.h
View File

@ -21,7 +21,6 @@ enum CheckAlphaResult {
// These are intended to line up with TexCacheEntry::STATUS_ALPHA_UNKNOWN, etc.
CHECKALPHA_FULL = 0,
CHECKALPHA_ANY = 4,
CHECKALPHA_ZERO = 8,
};
#include "Common/Common.h"

6
GPU/Common/TextureDecoderNEON.cpp
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@ -311,7 +311,7 @@ CheckAlphaResult CheckAlphaRGBA8888NEON(const u32 *pixelData, int stride, int w,
// Now let's sum up the bits.
if (VectorIsNonZeroNEON(foundAZero)) {
return CHECKALPHA_ZERO;
return CHECKALPHA_ANY;
} else {
return CHECKALPHA_FULL;
}
@ -352,7 +352,7 @@ CheckAlphaResult CheckAlphaABGR4444NEON(const u32 *pixelData, int stride, int w,
// Now let's sum up the bits.
if (VectorIsNonZeroNEON(foundAZero)) {
return CHECKALPHA_ZERO;
return CHECKALPHA_ANY;
} else {
return CHECKALPHA_FULL;
}
@ -372,7 +372,7 @@ CheckAlphaResult CheckAlphaABGR1555NEON(const u32 *pixelData, int stride, int w,
uint16x8_t result = veorq_u16(bits, mask);
if (VectorIsNonZeroNEON(result)) {
return CHECKALPHA_ZERO;
return CHECKALPHA_ANY;
}
p += stride;

2
GPU/D3D11/TextureCacheD3D11.cpp
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@ -447,14 +447,12 @@ void TextureCacheD3D11::ApplyTextureFramebuffer(TexCacheEntry *entry, VirtualFra
TexCacheEntry::Status alphaStatus = CheckAlpha(clutBuf_, GetClutDestFormatD3D11(clutFormat), clutTotalColors, clutTotalColors, 1);
gstate_c.SetTextureFullAlpha(alphaStatus == TexCacheEntry::STATUS_ALPHA_FULL);
gstate_c.SetTextureSimpleAlpha(alphaStatus == TexCacheEntry::STATUS_ALPHA_SIMPLE);
} else {
entry->status &= ~TexCacheEntry::STATUS_DEPALETTIZE;
framebufferManagerD3D11_->BindFramebufferAsColorTexture(0, framebuffer, BINDFBCOLOR_MAY_COPY_WITH_UV | BINDFBCOLOR_APPLY_TEX_OFFSET);
gstate_c.SetTextureFullAlpha(gstate.getTextureFormat() == GE_TFMT_5650);
gstate_c.SetTextureSimpleAlpha(gstate_c.textureFullAlpha);
framebufferManagerD3D11_->RebindFramebuffer(); // Probably not necessary.
}
SamplerCacheKey samplerKey;

2
GPU/Directx9/TextureCacheDX9.cpp
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@ -453,14 +453,12 @@ void TextureCacheDX9::ApplyTextureFramebuffer(TexCacheEntry *entry, VirtualFrame
TexCacheEntry::Status alphaStatus = CheckAlpha(clutBuf_, getClutDestFormat(clutFormat), clutTotalColors, clutTotalColors, 1);
gstate_c.SetTextureFullAlpha(alphaStatus == TexCacheEntry::STATUS_ALPHA_FULL);
gstate_c.SetTextureSimpleAlpha(alphaStatus == TexCacheEntry::STATUS_ALPHA_SIMPLE);
} else {
entry->status &= ~TexCacheEntry::STATUS_DEPALETTIZE;
framebufferManagerDX9_->BindFramebufferAsColorTexture(0, framebuffer, BINDFBCOLOR_MAY_COPY_WITH_UV | BINDFBCOLOR_APPLY_TEX_OFFSET);
gstate_c.SetTextureFullAlpha(gstate.getTextureFormat() == GE_TFMT_5650);
gstate_c.SetTextureSimpleAlpha(gstate_c.textureFullAlpha);
}
framebufferManagerDX9_->RebindFramebuffer();

2
GPU/GLES/TextureCacheGLES.cpp
View File

@ -508,14 +508,12 @@ void TextureCacheGLES::ApplyTextureFramebuffer(TexCacheEntry *entry, VirtualFram
TexCacheEntry::Status alphaStatus = CheckAlpha(clutBuf_, getClutDestFormat(clutFormat), clutTotalColors, clutTotalColors, 1);
gstate_c.SetTextureFullAlpha(alphaStatus == TexCacheEntry::STATUS_ALPHA_FULL);
gstate_c.SetTextureSimpleAlpha(alphaStatus == TexCacheEntry::STATUS_ALPHA_SIMPLE);
} else {
entry->status &= ~TexCacheEntry::STATUS_DEPALETTIZE;
framebufferManagerGL_->BindFramebufferAsColorTexture(0, framebuffer, BINDFBCOLOR_MAY_COPY_WITH_UV | BINDFBCOLOR_APPLY_TEX_OFFSET);
gstate_c.SetTextureFullAlpha(gstate.getTextureFormat() == GE_TFMT_5650);
gstate_c.SetTextureSimpleAlpha(gstate_c.textureFullAlpha);
}
framebufferManagerGL_->RebindFramebuffer();

5
GPU/GPUState.cpp
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@ -255,9 +255,8 @@ void GPUStateCache::DoState(PointerWrap &p) {
// needShaderTexClamp and bgraTexture don't need to be saved.
if (s >= 3) {
p.Do(textureSimpleAlpha);
} else {
textureSimpleAlpha = false;
bool oldTextureSimpleAlpha = false;
p.Do(oldTextureSimpleAlpha);
}
if (s < 2) {

7
GPU/GPUState.h
View File

@ -513,12 +513,6 @@ struct GPUStateCache {
Dirty(DIRTY_FRAGMENTSHADER_STATE);
}
}
void SetTextureSimpleAlpha(bool simpleAlpha) {
if (simpleAlpha != textureSimpleAlpha) {
textureSimpleAlpha = simpleAlpha;
Dirty(DIRTY_FRAGMENTSHADER_STATE);
}
}
void SetNeedShaderTexclamp(bool need) {
if (need != needShaderTexClamp) {
needShaderTexClamp = need;
@ -541,7 +535,6 @@ struct GPUStateCache {
uint64_t dirty;
bool textureFullAlpha;
bool textureSimpleAlpha;
bool vertexFullAlpha;
int skipDrawReason;

10
GPU/Vulkan/TextureCacheVulkan.cpp
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@ -432,7 +432,6 @@ void TextureCacheVulkan::ApplyTextureFramebuffer(TexCacheEntry *entry, VirtualFr
TexCacheEntry::Status alphaStatus = CheckAlpha(clutBuf_, getClutDestFormatVulkan(clutFormat), clutTotalColors, clutTotalColors, 1);
gstate_c.SetTextureFullAlpha(alphaStatus == TexCacheEntry::STATUS_ALPHA_FULL);
gstate_c.SetTextureSimpleAlpha(alphaStatus == TexCacheEntry::STATUS_ALPHA_SIMPLE);
framebufferManager_->RebindFramebuffer();
draw_->BindFramebufferAsTexture(depalFBO, 0, Draw::FB_COLOR_BIT, 0);
@ -448,7 +447,6 @@ void TextureCacheVulkan::ApplyTextureFramebuffer(TexCacheEntry *entry, VirtualFr
imageView_ = framebufferManagerVulkan_->BindFramebufferAsColorTexture(0, framebuffer, BINDFBCOLOR_MAY_COPY_WITH_UV | BINDFBCOLOR_APPLY_TEX_OFFSET);
gstate_c.SetTextureFullAlpha(gstate.getTextureFormat() == GE_TFMT_5650);
gstate_c.SetTextureSimpleAlpha(gstate_c.textureFullAlpha);
}
SamplerCacheKey samplerKey;
@ -695,7 +693,6 @@ void TextureCacheVulkan::BuildTexture(TexCacheEntry *const entry, bool replaceIm
entry->vkTex->texture_->EndCreate(cmdInit);
gstate_c.SetTextureFullAlpha(entry->GetAlphaStatus() == TexCacheEntry::STATUS_ALPHA_FULL);
gstate_c.SetTextureSimpleAlpha(entry->GetAlphaStatus() != TexCacheEntry::STATUS_ALPHA_UNKNOWN);
}
VkFormat TextureCacheVulkan::GetDestFormat(GETextureFormat format, GEPaletteFormat clutFormat) const {
@ -770,12 +767,7 @@ void TextureCacheVulkan::LoadTextureLevel(TexCacheEntry &entry, uint8_t *writePt
if (scaleFactor > 1) {
// Check alpha before scaling: it's slower to check it from writePtr.
TexCacheEntry::Status alphaStatus = CheckAlpha(pixelData, dstFmt, decPitch / bpp, w, h);
if (alphaStatus != TexCacheEntry::STATUS_ALPHA_SIMPLE) {
entry.SetAlphaStatus(alphaStatus, level);
} else {
// Scaling may invent alpha values from SIMPLE. Let's play it safe.
entry.SetAlphaStatus(TexCacheEntry::STATUS_ALPHA_UNKNOWN);
}
entry.SetAlphaStatus(alphaStatus, level);
u32 fmt = dstFmt;
scaler.ScaleAlways((u32 *)writePtr, pixelData, fmt, w, h, scaleFactor);