mirror of
https://github.com/dolphin-emu/dolphin.git
synced 2025-07-23 06:09:50 -06:00
Video software:
Changed the EFB color order from RGBA to ABGR to emulate it correctly on little-endian platforms. Added some enumerations to clear up what components are which colors. Fixed the TEV alpha input LUT which would have caused problems if anything was doing alpha comparisons. Changed box filter for EFB copies from 3x3 to 2x2 because that is probably correct. Also makes the math nicer. git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6696 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
@ -53,8 +53,8 @@ namespace EfbInterface
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{
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u32 a32 = a;
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u32 *dst = (u32*)&efb[offset];
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u32 val = *dst & 0xff03ffff;
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val |= (a32 << 16) & 0xfc0000;
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u32 val = *dst & 0xffffffc0;
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val |= (a32 >> 2) & 0x0000003f;
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*dst = val;
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}
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break;
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@ -73,7 +73,7 @@ namespace EfbInterface
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u32 src = *(u32*)rgb;
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u32 *dst = (u32*)&efb[offset];
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u32 val = *dst & 0xff000000;
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val |= src & 0x00ffffff;
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val |= src >> 8;
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*dst = val;
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}
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break;
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@ -81,10 +81,10 @@ namespace EfbInterface
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{
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u32 src = *(u32*)rgb;
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u32 *dst = (u32*)&efb[offset];
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u32 val = *dst & 0xfffc0000;
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val |= (src >> 2) & 0x3f;
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val |= (src >> 4) & 0xfc0;
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val |= (src >> 6) & 0x3f000;
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u32 val = *dst & 0xff00003f;
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val |= (src >> 4) & 0x00000fc0; // blue
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val |= (src >> 6) & 0x0003f000; // green
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val |= (src >> 8) & 0x00fc0000; // red
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*dst = val;
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}
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break;
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@ -94,7 +94,7 @@ namespace EfbInterface
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u32 src = *(u32*)rgb;
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u32 *dst = (u32*)&efb[offset];
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u32 val = *dst & 0xff000000;
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val |= src & 0x00ffffff;
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val |= src >> 8;
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*dst = val;
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}
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break;
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@ -113,7 +113,7 @@ namespace EfbInterface
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u32 src = *(u32*)color;
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u32 *dst = (u32*)&efb[offset];
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u32 val = *dst & 0xff000000;
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val |= src & 0x00ffffff;
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val |= src >> 8;
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*dst = val;
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}
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break;
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@ -122,10 +122,10 @@ namespace EfbInterface
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u32 src = *(u32*)color;
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u32 *dst = (u32*)&efb[offset];
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u32 val = *dst & 0xff000000;
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val |= (src >> 2) & 0x3f;
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val |= (src >> 4) & 0xfc0;
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val |= (src >> 6) & 0x3f000;
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val |= (src >> 8) & 0xfc0000;
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val |= (src >> 2) & 0x0000003f; // alpha
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val |= (src >> 4) & 0x00000fc0; // blue
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val |= (src >> 6) & 0x0003f000; // green
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val |= (src >> 8) & 0x00fc0000; // red
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*dst = val;
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}
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break;
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@ -135,7 +135,7 @@ namespace EfbInterface
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u32 src = *(u32*)color;
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u32 *dst = (u32*)&efb[offset];
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u32 val = *dst & 0xff000000;
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val |= src & 0x00ffffff;
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val |= src >> 8;
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*dst = val;
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}
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break;
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@ -153,17 +153,17 @@ namespace EfbInterface
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{
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u32 src = *(u32*)&efb[offset];
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u32 *dst = (u32*)color;
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u32 val = 0xff000000 | (src & 0x00ffffff);
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u32 val = 0xff | ((src & 0x00ffffff) << 8);
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*dst = val;
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}
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break;
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case PIXELFMT_RGBA6_Z24:
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{
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u32 src = *(u32*)&efb[offset];
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color[0] = Convert6To8(src & 0x3f);
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color[1] = Convert6To8((src >> 6) & 0x3f);
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color[2] = Convert6To8((src >> 12) & 0x3f);
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color[3] = Convert6To8((src >> 18) & 0x3f);
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color[ALP_C] = Convert6To8(src & 0x3f);
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color[BLU_C] = Convert6To8((src >> 6) & 0x3f);
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color[GRN_C] = Convert6To8((src >> 12) & 0x3f);
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color[RED_C] = Convert6To8((src >> 18) & 0x3f);
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}
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break;
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case PIXELFMT_RGB565_Z16:
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@ -171,7 +171,7 @@ namespace EfbInterface
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INFO_LOG(VIDEO, "PIXELFMT_RGB565_Z16 is not supported correctly yet");
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u32 src = *(u32*)&efb[offset];
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u32 *dst = (u32*)color;
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u32 val = 0xff000000 | (src & 0x00ffffff);
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u32 val = 0xff | ((src & 0x00ffffff) << 8);
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*dst = val;
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}
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break;
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@ -247,25 +247,25 @@ namespace EfbInterface
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return 0xffffffff - *(u32*)dstClr;
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case 4: // srcalpha
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{
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u8 alpha = srcClr[3];
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u8 alpha = srcClr[ALP_C];
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u32 factor = alpha << 24 | alpha << 16 | alpha << 8 | alpha;
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return factor;
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}
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case 5: // invsrcalpha
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{
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u8 alpha = 0xff - srcClr[3];
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u8 alpha = 0xff - srcClr[ALP_C];
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u32 factor = alpha << 24 | alpha << 16 | alpha << 8 | alpha;
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return factor;
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}
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case 6: // dstalpha
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{
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u8 alpha = dstClr[3];
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u8 alpha = dstClr[ALP_C];
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u32 factor = alpha << 24 | alpha << 16 | alpha << 8 | alpha;
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return factor;
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}
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case 7: // invdstalpha
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{
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u8 alpha = 0xff - dstClr[3];
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u8 alpha = 0xff - dstClr[ALP_C];
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u32 factor = alpha << 24 | alpha << 16 | alpha << 8 | alpha;
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return factor;
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}
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@ -287,25 +287,25 @@ namespace EfbInterface
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return 0xffffffff - *(u32*)srcClr;
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case 4: // srcalpha
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{
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u8 alpha = srcClr[3];
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u8 alpha = srcClr[ALP_C];
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u32 factor = alpha << 24 | alpha << 16 | alpha << 8 | alpha;
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return factor;
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}
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case 5: // invsrcalpha
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{
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u8 alpha = 0xff - srcClr[3];
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u8 alpha = 0xff - srcClr[ALP_C];
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u32 factor = alpha << 24 | alpha << 16 | alpha << 8 | alpha;
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return factor;
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}
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case 6: // dstalpha
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{
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u8 alpha = dstClr[3] & 0xff;
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u8 alpha = dstClr[ALP_C] & 0xff;
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u32 factor = alpha << 24 | alpha << 16 | alpha << 8 | alpha;
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return factor;
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}
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case 7: // invdstalpha
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{
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u8 alpha = 0xff - dstClr[3];
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u8 alpha = 0xff - dstClr[ALP_C];
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u32 factor = alpha << 24 | alpha << 16 | alpha << 8 | alpha;
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return factor;
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}
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@ -421,7 +421,7 @@ namespace EfbInterface
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dstClrPtr = color;
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if (bpmem.dstalpha.enable)
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dstClrPtr[3] = bpmem.dstalpha.alpha;
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dstClrPtr[ALP_C] = bpmem.dstalpha.alpha;
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if (bpmem.blendmode.colorupdate)
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{
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@ -431,7 +431,7 @@ namespace EfbInterface
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SetPixelColorOnly(offset, dstClrPtr);
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}
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else if (bpmem.blendmode.alphaupdate)
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SetPixelAlphaOnly(offset, dstClrPtr[3]);
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SetPixelAlphaOnly(offset, dstClrPtr[ALP_C]);
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// branchless bounding box update
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PixelEngine::pereg.boxLeft = PixelEngine::pereg.boxLeft>x?x:PixelEngine::pereg.boxLeft;
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@ -451,7 +451,7 @@ namespace EfbInterface
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SetPixelColorOnly(offset, color);
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}
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else if (bpmem.blendmode.alphaupdate)
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SetPixelAlphaOnly(offset, color[3]);
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SetPixelAlphaOnly(offset, color[ALP_C]);
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}
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void SetDepth(u16 x, u16 y, u32 depth)
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@ -486,13 +486,13 @@ namespace EfbInterface
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u32 textureAddress = 0;
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u32 efbOffset = 0;
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for (u16 y = 0; y < EFB_HEIGHT; y++)
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for (u16 y = 0; y < EFB_HEIGHT; y++)
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{
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for (u16 x = 0; x < EFB_WIDTH; x++)
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{
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GetPixelColor(efbOffset, colorPtr);
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efbOffset += 3;
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texturePtr[textureAddress++] = color;
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efbOffset += 3;
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texturePtr[textureAddress++] = Common::swap32(color); // ABGR->RGBA
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}
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}
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}
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