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d3d: Avoid rewriting textures, just swizzle.
Luckily A is in the same place and the same width, so we can do this for all but framebuffers easily. Technically we could do it in OpenGL as well. Small (1-2%) performance improvement in FF2.
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140eb82821
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1f51fe7843
@ -167,6 +167,7 @@ void ComputeFragmentShaderIDDX9(FragmentShaderIDDX9 *id) {
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id->d[0] |= (doTextureProjection & 1) << 16;
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id->d[0] |= (enableColorDoubling & 1) << 17;
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id->d[0] |= (enableAlphaDoubling & 1) << 18;
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id->d[0] |= (gstate_c.bgraTexture & 1) << 19;
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if (enableAlphaTest)
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gpuStats.numAlphaTestedDraws++;
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@ -253,9 +254,9 @@ void GenerateFragmentShaderDX9(char *buffer) {
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if (gstate.isTextureMapEnabled()) {
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if (doTextureProjection) {
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WRITE(p, " float4 t = tex2Dproj(tex, float4(In.v_texcoord.x, In.v_texcoord.y, 0, In.v_texcoord.z));\n");
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WRITE(p, " float4 t = tex2Dproj(tex, float4(In.v_texcoord.x, In.v_texcoord.y, 0, In.v_texcoord.z))%s;\n", gstate_c.bgraTexture ? ".bgra" : "");
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} else {
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WRITE(p, " float4 t = tex2D(tex, In.v_texcoord.xy);\n");
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WRITE(p, " float4 t = tex2D(tex, In.v_texcoord.xy)%s;\n", gstate_c.bgraTexture ? ".bgra" : "");
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}
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WRITE(p, " float4 p = In.v_color0;\n");
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@ -523,58 +523,6 @@ void TextureCacheDX9::UpdateSamplingParams(TexCacheEntry &entry, bool force) {
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dxstate.texAddressV.set(tClamp ? D3DTADDRESS_CLAMP : D3DTADDRESS_WRAP);
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}
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static inline u32 ABGR2RGBA(u32 src) {
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return ((src & 0xFF000000)) |
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((src & 0x00FF0000) >> 16) |
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((src & 0x0000FF00)) |
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((src & 0x000000FF) << 16);
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}
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static void ClutConvertColors(void *dstBuf, const void *srcBuf, u32 dstFmt, int numPixels) {
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// TODO: All these can be further sped up with SSE or NEON.
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switch (dstFmt) {
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case D3DFMT_A1R5G5B5:
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{
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const u16_le *src = (const u16_le *)srcBuf;
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u16 *dst = (u16 *)dstBuf;
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for (int i = 0; i < numPixels; i++) {
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u16 rgb = (src[i]);
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((uint16_t *)dst)[i] = (rgb & 0x83E0) | ((rgb & 0x1F) << 10) | ((rgb & 0x7C00) >> 10);
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}
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}
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break;
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case D3DFMT_A4R4G4B4:
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{
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const u16_le *src = (const u16_le *)srcBuf;
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u16_le *dst = (u16_le *)dstBuf;
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for (int i = 0; i < numPixels; i++) {
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u16 rgb = src[i];
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dst[i] = ((rgb & 0xF) << 8) | (rgb & 0xF0F0) | ((rgb & 0xF00) >> 8);
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}
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}
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break;
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case D3DFMT_R5G6B5:
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{
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const u16_le *src = (const u16_le *)srcBuf;
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u16 *dst = (u16 *)dstBuf;
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for (int i = 0; i < numPixels; i++) {
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u16 rgb = src[i];
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dst[i] = ((rgb & 0x1f) << 11) | (rgb & 0x7e0) | ((rgb & 0xF800) >> 11);
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}
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}
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break;
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default:
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{
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const u32 *src = (const u32 *)srcBuf;
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u32 *dst = (u32*)dstBuf;
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for (int i = 0; i < numPixels; i++) {
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dst[i] = ABGR2RGBA(src[i]);
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}
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}
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break;
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}
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}
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void TextureCacheDX9::StartFrame() {
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lastBoundTexture = INVALID_TEX;
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if (clearCacheNextFrame_) {
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@ -589,37 +537,6 @@ static inline u32 MiniHash(const u32 *ptr) {
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return ptr[0];
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}
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static inline u32 QuickClutHash(const u8 *clut, u32 bytes) {
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// CLUTs always come in multiples of 32 bytes, can't load them any other way.
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_dbg_assert_msg_(G3D, (bytes & 31) == 0, "CLUT should always have a multiple of 32 bytes.");
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const u32 prime = 2246822519U;
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u32 hash = 0;
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#ifdef _M_SSE
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if ((((u32)(intptr_t)clut) & 0xf) == 0) {
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__m128i cursor = _mm_set1_epi32(0);
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const __m128i mult = _mm_set1_epi32(prime);
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const __m128i *p = (const __m128i *)clut;
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for (u32 i = 0; i < bytes / 16; ++i) {
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cursor = _mm_add_epi32(cursor, _mm_mul_epu32(_mm_load_si128(&p[i]), mult));
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}
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// Add the four parts into the low i32.
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cursor = _mm_add_epi32(cursor, _mm_srli_si128(cursor, 8));
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cursor = _mm_add_epi32(cursor, _mm_srli_si128(cursor, 4));
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hash = _mm_cvtsi128_si32(cursor);
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} else {
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#else
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// TODO: ARM NEON implementation (using CPUDetect to be sure it has NEON.)
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{
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#endif
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for (const u32 *p = (u32 *)clut, *end = (u32 *)(clut + bytes); p < end; ) {
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hash += *p++ * prime;
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}
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}
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return hash;
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}
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static inline u32 QuickTexHash(u32 addr, int bufw, int w, int h, GETextureFormat format) {
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const u32 sizeInRAM = (textureBitsPerPixel[format] * bufw * h) / 8;
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const u32 *checkp = (const u32 *) Memory::GetPointer(addr);
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@ -653,19 +570,7 @@ void TextureCacheDX9::UpdateCurrentClut() {
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const u32 clutExtendedBytes = clutTotalBytes_ + clutBaseBytes;
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clutHash_ = DoReliableHash((const char *)clutBufRaw_, clutExtendedBytes, 0xC0108888);
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/*
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// Avoid a copy when we don't need to convert colors.
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if (clutFormat != GE_CMODE_32BIT_ABGR8888) {
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ClutConvertColors(clutBufConverted_, clutBufRaw_, getClutDestFormat(clutFormat), clutExtendedBytes / sizeof(u16));
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clutBuf_ = clutBufConverted_;
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} else {
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clutBuf_ = clutBufRaw_;
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}
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*/
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ClutConvertColors(clutBufConverted_, clutBufRaw_, getClutDestFormat(clutFormat), clutExtendedBytes / sizeof(u16));
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clutBuf_ = clutBufConverted_;
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//clutBuf_ = clutBufRaw_;
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clutBuf_ = clutBufRaw_;
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// Special optimization: fonts typically draw clut4 with just alpha values in a single color.
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clutAlphaLinear_ = false;
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@ -720,6 +625,7 @@ void TextureCacheDX9::SetTextureFramebuffer(TexCacheEntry *entry)
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gstate_c.curTextureWidth = entry->framebuffer->width;
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gstate_c.curTextureHeight = entry->framebuffer->height;
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gstate_c.flipTexture = false;
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gstate_c.bgraTexture = false;
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gstate_c.textureFullAlpha = entry->framebuffer->format == GE_FORMAT_565;
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} else {
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if (entry->framebuffer->fbo)
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@ -780,6 +686,7 @@ void TextureCacheDX9::SetTexture(bool force) {
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TexCache::iterator iter = cache.find(cachekey);
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TexCacheEntry *entry = NULL;
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gstate_c.flipTexture = false;
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gstate_c.bgraTexture = true;
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gstate_c.skipDrawReason &= ~SKIPDRAW_BAD_FB_TEXTURE;
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bool useBufferedRendering = g_Config.iRenderingMode != FB_NON_BUFFERED_MODE;
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bool replaceImages = false;
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@ -1118,7 +1025,6 @@ void *TextureCacheDX9::DecodeTextureLevel(GETextureFormat format, GEPaletteForma
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tmpTexBuf32.resize(std::max(bufw, w) * h);
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finalBuf = UnswizzleFromMem(texaddr, bufw, 2, level);
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}
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ClutConvertColors(finalBuf, finalBuf, dstFmt, bufw * h);
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break;
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case GE_TFMT_8888:
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@ -1140,7 +1046,6 @@ void *TextureCacheDX9::DecodeTextureLevel(GETextureFormat format, GEPaletteForma
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tmpTexBuf32.resize(std::max(bufw, w) * h);
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finalBuf = UnswizzleFromMem(texaddr, bufw, 4, level);
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}
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ClutConvertColors(finalBuf, finalBuf, dstFmt, bufw * h);
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break;
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case GE_TFMT_DXT1:
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@ -1160,7 +1065,6 @@ void *TextureCacheDX9::DecodeTextureLevel(GETextureFormat format, GEPaletteForma
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}
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}
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finalBuf = tmpTexBuf32.data();
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ClutConvertColors(finalBuf, finalBuf, dstFmt, bufw * h);
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w = (w + 3) & ~3;
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}
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break;
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@ -1183,7 +1087,6 @@ void *TextureCacheDX9::DecodeTextureLevel(GETextureFormat format, GEPaletteForma
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}
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w = (w + 3) & ~3;
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finalBuf = tmpTexBuf32.data();
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ClutConvertColors(finalBuf, finalBuf, dstFmt, bufw * h);
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}
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break;
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@ -1205,7 +1108,6 @@ void *TextureCacheDX9::DecodeTextureLevel(GETextureFormat format, GEPaletteForma
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}
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w = (w + 3) & ~3;
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finalBuf = tmpTexBuf32.data();
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ClutConvertColors(finalBuf, finalBuf, dstFmt, bufw * h);
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}
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break;
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@ -298,7 +298,7 @@ void GPUStateCache::DoState(PointerWrap &p) {
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p.Do(flipTexture);
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}
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// needShaderTexClamp doesn't need to be saved.
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// needShaderTexClamp and bgraTexture don't need to be saved.
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if (s >= 3) {
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p.Do(textureSimpleAlpha);
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@ -460,6 +460,7 @@ struct GPUStateCache
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UVScale uv;
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bool flipTexture;
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bool bgraTexture;
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bool needShaderTexClamp;
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bool allowShaderBlend;
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