dolphin/Source/Core/VideoBackends/Software/TextureEncoder.cpp

1496 lines
40 KiB
C++

// Copyright 2009 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "VideoBackends/Software/TextureEncoder.h"
#include "Common/Align.h"
#include "Common/Assert.h"
#include "Common/CommonFuncs.h"
#include "Common/CommonTypes.h"
#include "Common/MsgHandler.h"
#include "Common/Swap.h"
#include "VideoBackends/Software/EfbInterface.h"
#include "VideoBackends/Software/SWTexture.h"
#include "VideoCommon/BPMemory.h"
#include "VideoCommon/LookUpTables.h"
#include "VideoCommon/TextureCacheBase.h"
#include "VideoCommon/TextureDecoder.h"
namespace TextureEncoder
{
static inline void RGBA_to_RGBA8(const u8* src, u8* r, u8* g, u8* b, u8* a)
{
u32 srcColor = *(u32*)src;
*a = Convert6To8(srcColor & 0x3f);
*b = Convert6To8((srcColor >> 6) & 0x3f);
*g = Convert6To8((srcColor >> 12) & 0x3f);
*r = Convert6To8((srcColor >> 18) & 0x3f);
}
static inline void RGBA_to_RGB8(const u8* src, u8* r, u8* g, u8* b)
{
u32 srcColor = *(u32*)src;
*b = Convert6To8((srcColor >> 6) & 0x3f);
*g = Convert6To8((srcColor >> 12) & 0x3f);
*r = Convert6To8((srcColor >> 18) & 0x3f);
}
static inline u8 RGB8_to_I(u8 r, u8 g, u8 b)
{
// values multiplied by 256 to keep math integer
u16 val = 4096 + 66 * r + 129 * g + 25 * b;
return val >> 8;
}
// box filter sampling averages 4 samples with the source texel being the top left of the box
// components are scaled to the range 0-255 after all samples are taken
static inline void BoxfilterRGBA_to_RGBA8(const u8* src, u8* r, u8* g, u8* b, u8* a)
{
u16 r16 = 0, g16 = 0, b16 = 0, a16 = 0;
for (int y = 0; y < 2; y++)
{
for (int x = 0; x < 2; x++)
{
u32 srcColor = *(u32*)src;
a16 += srcColor & 0x3f;
b16 += (srcColor >> 6) & 0x3f;
g16 += (srcColor >> 12) & 0x3f;
r16 += (srcColor >> 18) & 0x3f;
src += 3; // move to next pixel
}
src += (640 - 2) * 3; // move to next line
}
*r = r16 + (r16 >> 6);
*g = g16 + (g16 >> 6);
*b = b16 + (b16 >> 6);
*a = a16 + (a16 >> 6);
}
static inline void BoxfilterRGBA_to_RGB8(const u8* src, u8* r, u8* g, u8* b)
{
u16 r16 = 0, g16 = 0, b16 = 0;
for (int y = 0; y < 2; y++)
{
for (int x = 0; x < 2; x++)
{
u32 srcColor = *(u32*)src;
b16 += (srcColor >> 6) & 0x3f;
g16 += (srcColor >> 12) & 0x3f;
r16 += (srcColor >> 18) & 0x3f;
src += 3; // move to next pixel
}
src += (640 - 2) * 3; // move to next line
}
*r = r16 + (r16 >> 6);
*g = g16 + (g16 >> 6);
*b = b16 + (b16 >> 6);
}
static inline void BoxfilterRGBA_to_x8(const u8* src, u8* x8, int shift)
{
u16 x16 = 0;
for (int y = 0; y < 2; y++)
{
for (int x = 0; x < 2; x++)
{
u32 srcColor = *(u32*)src;
x16 += (srcColor >> shift) & 0x3f;
src += 3; // move to next pixel
}
src += (640 - 2) * 3; // move to next line
}
*x8 = x16 + (x16 >> 6);
}
static inline void BoxfilterRGBA_to_xx8(const u8* src, u8* x1, u8* x2, int shift1, int shift2)
{
u16 x16_1 = 0;
u16 x16_2 = 0;
for (int y = 0; y < 2; y++)
{
for (int x = 0; x < 2; x++)
{
u32 srcColor = *(u32*)src;
x16_1 += (srcColor >> shift1) & 0x3f;
x16_2 += (srcColor >> shift2) & 0x3f;
src += 3; // move to next pixel
}
src += (640 - 2) * 3; // move to next line
}
*x1 = x16_1 + (x16_1 >> 6);
*x2 = x16_2 + (x16_2 >> 6);
}
static inline void BoxfilterRGB_to_RGB8(const u8* src, u8* r, u8* g, u8* b)
{
u16 r16 = 0, g16 = 0, b16 = 0;
for (int y = 0; y < 2; y++)
{
for (int x = 0; x < 2; x++)
{
b16 += src[0];
g16 += src[1];
r16 += src[2];
src += 3; // move to next pixel
}
src += (640 - 2) * 3; // move to next line
}
*r = r16 >> 2;
*g = g16 >> 2;
*b = b16 >> 2;
}
static inline void BoxfilterRGB_to_x8(const u8* src, u8* x8, int comp)
{
u16 x16 = 0;
for (int y = 0; y < 2; y++)
{
for (int x = 0; x < 2; x++)
{
x16 += src[comp];
src += 3; // move to next pixel
}
src += (640 - 2) * 3; // move to next line
}
*x8 = x16 >> 2;
}
static inline void BoxfilterRGB_to_xx8(const u8* src, u8* x1, u8* x2, int comp1, int comp2)
{
u16 x16_1 = 0;
u16 x16_2 = 0;
for (int y = 0; y < 2; y++)
{
for (int x = 0; x < 2; x++)
{
x16_1 += src[comp1];
x16_2 += src[comp2];
src += 3; // move to next pixel
}
src += (640 - 2) * 3; // move to next line
}
*x1 = x16_1 >> 2;
*x2 = x16_2 >> 2;
}
static void SetBlockDimensions(int blkWidthLog2, int blkHeightLog2, u16* sBlkCount, u16* tBlkCount,
u16* sBlkSize, u16* tBlkSize)
{
// if half_scale is 1 then the size is cut in half
u32 width = bpmem.copyTexSrcWH.x >> bpmem.triggerEFBCopy.half_scale;
u32 height = bpmem.copyTexSrcWH.y >> bpmem.triggerEFBCopy.half_scale;
*sBlkCount = (width >> blkWidthLog2) + 1;
*tBlkCount = (height >> blkHeightLog2) + 1;
*sBlkSize = 1 << blkWidthLog2;
*tBlkSize = 1 << blkHeightLog2;
}
static void SetSpans(int sBlkSize, int tBlkSize, s32* tSpan, s32* sBlkSpan, s32* tBlkSpan,
s32* writeStride)
{
// width is 1 less than the number of pixels of width
u32 width = bpmem.copyTexSrcWH.x >> bpmem.triggerEFBCopy.half_scale;
u32 alignedWidth = Common::AlignUp(width + 1, sBlkSize);
u32 readStride = 3 << bpmem.triggerEFBCopy.half_scale;
*tSpan = (640 - sBlkSize) *
readStride; // bytes to advance src pointer after each row of texels in a block
*sBlkSpan =
((-640 * tBlkSize) + sBlkSize) * readStride; // bytes to advance src pointer after each block
*tBlkSpan = ((640 * tBlkSize) - alignedWidth) *
readStride; // bytes to advance src pointer after each row of blocks
*writeStride = bpmem.copyDestStride << 5;
}
#define ENCODE_LOOP_BLOCKS \
for (int tBlk = 0; tBlk < tBlkCount; tBlk++) \
{ \
dst = dstBlockStart; \
for (int sBlk = 0; sBlk < sBlkCount; sBlk++) \
{ \
for (int t = 0; t < tBlkSize; t++) \
{ \
for (int s = 0; s < sBlkSize; s++) \
{
#define ENCODE_LOOP_SPANS \
} \
src += tSpan; \
} \
src += sBlkSpan; \
} \
src += tBlkSpan; \
dstBlockStart += writeStride; \
}
#define ENCODE_LOOP_SPANS2 \
} \
src += tSpan; \
} \
src += sBlkSpan; \
dst += 32; \
} \
src += tBlkSpan; \
dstBlockStart += writeStride; \
}
static void EncodeRGBA6(u8* dst, const u8* src, EFBCopyFormat format, bool yuv)
{
u16 sBlkCount, tBlkCount, sBlkSize, tBlkSize;
s32 tSpan, sBlkSpan, tBlkSpan, writeStride;
u8 r, g, b, a;
u32 readStride = 3;
u8* dstBlockStart = dst;
switch (format)
{
case EFBCopyFormat::R4:
SetBlockDimensions(3, 3, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
sBlkSize /= 2;
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
RGBA_to_RGB8(src, &r, &g, &b);
src += readStride;
*dst = RGB8_to_I(r, g, b) & 0xf0;
RGBA_to_RGB8(src, &r, &g, &b);
src += readStride;
*dst |= RGB8_to_I(r, g, b) >> 4;
dst++;
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
u32 srcColor = *(u32*)src;
src += readStride;
*dst = (srcColor >> 16) & 0xf0;
srcColor = *(u32*)src;
src += readStride;
*dst |= (srcColor >> 20) & 0x0f;
dst++;
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::R8_0x1:
case EFBCopyFormat::R8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
RGBA_to_RGB8(src, &r, &g, &b);
src += readStride;
*dst++ = RGB8_to_I(r, g, b);
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
u32 srcColor = *(u32*)src;
*dst++ = Convert6To8((srcColor >> 18) & 0x3f);
src += readStride;
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::RA4:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
RGBA_to_RGBA8(src, &r, &g, &b, &a);
src += readStride;
*dst++ = (a & 0xf0) | (RGB8_to_I(r, g, b) >> 4);
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
u32 srcColor = *(u32*)src;
src += readStride;
*dst++ = ((srcColor << 2) & 0xf0) | ((srcColor >> 20) & 0x0f);
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::RA8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
RGBA_to_RGBA8(src, &r, &g, &b, &a);
src += readStride;
*dst++ = a;
*dst++ = RGB8_to_I(r, g, b);
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
u32 srcColor = *(u32*)src;
src += readStride;
*dst++ = Convert6To8(srcColor & 0x3f);
*dst++ = Convert6To8((srcColor >> 18) & 0x3f);
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::RGB565:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
u32 srcColor = *(u32*)src;
src += readStride;
u16 val =
((srcColor >> 8) & 0xf800) | ((srcColor >> 7) & 0x07e0) | ((srcColor >> 7) & 0x001f);
*(u16*)dst = Common::swap16(val);
dst += 2;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::RGB5A3:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
u32 srcColor = *(u32*)src;
src += readStride;
u16 alpha = (srcColor << 9) & 0x7000;
u16 val;
if (alpha == 0x7000) // 555
val = 0x8000 | ((srcColor >> 9) & 0x7c00) | ((srcColor >> 8) & 0x03e0) |
((srcColor >> 7) & 0x001f);
else // 4443
val = alpha | ((srcColor >> 12) & 0x0f00) | ((srcColor >> 10) & 0x00f0) |
((srcColor >> 8) & 0x000f);
*(u16*)dst = Common::swap16(val);
dst += 2;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::RGBA8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
RGBA_to_RGBA8(src, &dst[1], &dst[32], &dst[33], &dst[0]);
src += readStride;
dst += 2;
}
ENCODE_LOOP_SPANS2
break;
case EFBCopyFormat::A8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
u32 srcColor = *(u32*)src;
*dst++ = Convert6To8(srcColor & 0x3f);
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::G8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
u32 srcColor = *(u32*)src;
*dst++ = Convert6To8((srcColor >> 12) & 0x3f);
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::B8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
u32 srcColor = *(u32*)src;
*dst++ = Convert6To8((srcColor >> 6) & 0x3f);
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::RG8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
u32 srcColor = *(u32*)src;
src += readStride;
*dst++ = Convert6To8((srcColor >> 12) & 0x3f);
*dst++ = Convert6To8((srcColor >> 18) & 0x3f);
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::GB8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
u32 srcColor = *(u32*)src;
src += readStride;
*dst++ = Convert6To8((srcColor >> 6) & 0x3f);
*dst++ = Convert6To8((srcColor >> 12) & 0x3f);
}
ENCODE_LOOP_SPANS
break;
default:
PanicAlertFmt("Unknown texture copy format: {}\n", format);
break;
}
}
static void EncodeRGBA6halfscale(u8* dst, const u8* src, EFBCopyFormat format, bool yuv)
{
u16 sBlkCount, tBlkCount, sBlkSize, tBlkSize;
s32 tSpan, sBlkSpan, tBlkSpan, writeStride;
u8 r, g, b, a;
u32 readStride = 6;
u8* dstBlockStart = dst;
switch (format)
{
case EFBCopyFormat::R4:
SetBlockDimensions(3, 3, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
sBlkSize /= 2;
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_RGB8(src, &r, &g, &b);
src += readStride;
*dst = RGB8_to_I(r, g, b) & 0xf0;
BoxfilterRGBA_to_RGB8(src, &r, &g, &b);
src += readStride;
*dst |= RGB8_to_I(r, g, b) >> 4;
dst++;
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_x8(src, &r, 18);
src += readStride;
*dst = r & 0xf0;
BoxfilterRGBA_to_x8(src, &r, 18);
src += readStride;
*dst |= r >> 4;
dst++;
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::R8_0x1:
case EFBCopyFormat::R8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_RGB8(src, &r, &g, &b);
src += readStride;
*dst++ = RGB8_to_I(r, g, b);
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_x8(src, &r, 18);
*dst++ = r;
src += readStride;
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::RA4:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_RGBA8(src, &r, &g, &b, &a);
src += readStride;
*dst++ = (a & 0xf0) | (RGB8_to_I(r, g, b) >> 4);
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_xx8(src, &r, &a, 18, 0);
src += readStride;
*dst++ = (a & 0xf0) | (r >> 4);
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::RA8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_RGBA8(src, &r, &g, &b, &a);
src += readStride;
*dst++ = a;
*dst++ = RGB8_to_I(r, g, b);
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_xx8(src, &r, &a, 18, 0);
src += readStride;
*dst++ = a;
*dst++ = r;
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::RGB565:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_RGB8(src, &r, &g, &b);
src += readStride;
u16 val = ((r << 8) & 0xf800) | ((g << 3) & 0x07e0) | ((b >> 3) & 0x001f);
*(u16*)dst = Common::swap16(val);
dst += 2;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::RGB5A3:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_RGBA8(src, &r, &g, &b, &a);
src += readStride;
u16 val;
if (a >= 224) // 5551
val = 0x8000 | ((r << 7) & 0x7c00) | ((g << 2) & 0x03e0) | ((b >> 3) & 0x001f);
else // 4443
val = ((a << 7) & 0x7000) | ((r << 4) & 0x0f00) | (g & 0x00f0) | ((b >> 4) & 0x000f);
*(u16*)dst = Common::swap16(val);
dst += 2;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::RGBA8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_RGBA8(src, &dst[1], &dst[32], &dst[33], &dst[0]);
src += readStride;
dst += 2;
}
ENCODE_LOOP_SPANS2
break;
case EFBCopyFormat::A8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_x8(src, &a, 0);
*dst++ = a;
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::G8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_x8(src, &g, 12);
*dst++ = g;
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::B8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_x8(src, &b, 6);
*dst++ = b;
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::RG8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_xx8(src, &r, &g, 18, 12);
src += readStride;
*dst++ = g;
*dst++ = r;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::GB8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGBA_to_xx8(src, &g, &b, 12, 6);
src += readStride;
*dst++ = b;
*dst++ = g;
}
ENCODE_LOOP_SPANS
break;
default:
PanicAlertFmt("Unknown texture copy format: {}\n", format);
break;
}
}
static void EncodeRGB8(u8* dst, const u8* src, EFBCopyFormat format, bool yuv)
{
u16 sBlkCount, tBlkCount, sBlkSize, tBlkSize;
s32 tSpan, sBlkSpan, tBlkSpan, writeStride;
u32 readStride = 3;
u8* dstBlockStart = dst;
switch (format)
{
case EFBCopyFormat::R4:
SetBlockDimensions(3, 3, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
sBlkSize /= 2;
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
*dst = RGB8_to_I(src[2], src[1], src[0]) & 0xf0;
src += readStride;
*dst |= RGB8_to_I(src[2], src[1], src[0]) >> 4;
src += readStride;
dst++;
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
*dst = src[2] & 0xf0;
src += readStride;
*dst |= src[2] >> 4;
src += readStride;
dst++;
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::R8_0x1:
case EFBCopyFormat::R8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
*dst++ = RGB8_to_I(src[2], src[1], src[0]);
src += readStride;
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
*dst++ = src[2];
src += readStride;
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::RA4:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
*dst++ = 0xf0 | (RGB8_to_I(src[2], src[1], src[0]) >> 4);
src += readStride;
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
*dst++ = 0xf0 | (src[2] >> 4);
src += readStride;
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::RA8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
*dst++ = 0xff;
*dst++ = RGB8_to_I(src[2], src[1], src[0]);
src += readStride;
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
*dst++ = 0xff;
*dst++ = src[2];
src += readStride;
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::RGB565:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
u16 val = ((src[2] << 8) & 0xf800) | ((src[1] << 3) & 0x07e0) | ((src[0] >> 3) & 0x001f);
*(u16*)dst = Common::swap16(val);
src += readStride;
dst += 2;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::RGB5A3:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
u16 val =
0x8000 | ((src[2] << 7) & 0x7c00) | ((src[1] << 2) & 0x03e0) | ((src[0] >> 3) & 0x001f);
*(u16*)dst = Common::swap16(val);
src += readStride;
dst += 2;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::RGBA8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
dst[0] = 0xff;
dst[1] = src[2];
dst[32] = src[1];
dst[33] = src[0];
src += readStride;
dst += 2;
}
ENCODE_LOOP_SPANS2
break;
case EFBCopyFormat::A8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS { *dst++ = 0xff; }
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::G8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
*dst++ = src[1];
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::B8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
*dst++ = src[0];
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::RG8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
// FIXME: is this backwards?
*dst++ = src[1];
*dst++ = src[2];
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::GB8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
*dst++ = src[0];
*dst++ = src[1];
src += readStride;
}
ENCODE_LOOP_SPANS
break;
default:
PanicAlertFmt("Unknown texture copy format: {}\n", format);
break;
}
}
static void EncodeRGB8halfscale(u8* dst, const u8* src, EFBCopyFormat format, bool yuv)
{
u16 sBlkCount, tBlkCount, sBlkSize, tBlkSize;
s32 tSpan, sBlkSpan, tBlkSpan, writeStride;
u8 r, g, b;
u32 readStride = 6;
u8* dstBlockStart = dst;
switch (format)
{
case EFBCopyFormat::R4:
SetBlockDimensions(3, 3, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
sBlkSize /= 2;
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_RGB8(src, &r, &g, &b);
*dst = RGB8_to_I(r, g, b) & 0xf0;
src += readStride;
BoxfilterRGB_to_RGB8(src, &r, &g, &b);
*dst |= RGB8_to_I(r, g, b) >> 4;
src += readStride;
dst++;
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_x8(src, &r, 2);
*dst = r & 0xf0;
src += readStride;
BoxfilterRGB_to_x8(src, &r, 2);
*dst |= r >> 4;
src += readStride;
dst++;
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::R8_0x1:
case EFBCopyFormat::R8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_RGB8(src, &r, &g, &b);
*dst++ = RGB8_to_I(r, g, b);
src += readStride;
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_x8(src, &r, 2);
*dst++ = r;
src += readStride;
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::RA4:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_RGB8(src, &r, &g, &b);
*dst++ = 0xf0 | (RGB8_to_I(r, g, b) >> 4);
src += readStride;
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_x8(src, &r, 2);
*dst++ = 0xf0 | (r >> 4);
src += readStride;
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::RA8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
if (yuv)
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_RGB8(src, &r, &g, &b);
*dst++ = 0xff;
*dst++ = RGB8_to_I(r, g, b);
src += readStride;
}
ENCODE_LOOP_SPANS
}
else
{
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_x8(src, &r, 2);
*dst++ = 0xff;
*dst++ = r;
src += readStride;
}
ENCODE_LOOP_SPANS
}
break;
case EFBCopyFormat::RGB565:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_RGB8(src, &r, &g, &b);
u16 val = ((r << 8) & 0xf800) | ((g << 3) & 0x07e0) | ((b >> 3) & 0x001f);
*(u16*)dst = Common::swap16(val);
src += readStride;
dst += 2;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::RGB5A3:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_RGB8(src, &r, &g, &b);
u16 val = 0x8000 | ((r << 7) & 0x7c00) | ((g << 2) & 0x03e0) | ((b >> 3) & 0x001f);
*(u16*)dst = Common::swap16(val);
src += readStride;
dst += 2;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::RGBA8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_RGB8(src, &r, &g, &b);
dst[0] = 0xff;
dst[1] = r;
dst[32] = g;
dst[33] = b;
src += readStride;
dst += 2;
}
ENCODE_LOOP_SPANS2
break;
case EFBCopyFormat::A8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS { *dst++ = 0xff; }
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::G8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_x8(src, &g, 1);
*dst++ = g;
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::B8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_x8(src, &b, 0);
*dst++ = b;
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::RG8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_xx8(src, &r, &g, 2, 1);
*dst++ = g;
*dst++ = r;
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::GB8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_xx8(src, &g, &b, 1, 0);
*dst++ = b;
*dst++ = g;
src += readStride;
}
ENCODE_LOOP_SPANS
break;
default:
PanicAlertFmt("Unknown texture copy format: {}\n", format);
break;
}
}
static void EncodeZ24(u8* dst, const u8* src, EFBCopyFormat format)
{
u16 sBlkCount, tBlkCount, sBlkSize, tBlkSize;
s32 tSpan, sBlkSpan, tBlkSpan, writeStride;
u32 readStride = 3;
u8* dstBlockStart = dst;
switch (format)
{
case EFBCopyFormat::R8_0x1:
case EFBCopyFormat::R8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
*dst++ = src[2];
src += readStride;
}
ENCODE_LOOP_SPANS
break;
// FIXME: handle RA8?
case EFBCopyFormat::RGBA8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
dst[0] = 0xff;
dst[1] = src[2];
dst[32] = src[1];
dst[33] = src[0];
src += readStride;
dst += 2;
}
ENCODE_LOOP_SPANS2
break;
case EFBCopyFormat::R4:
SetBlockDimensions(3, 3, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
sBlkSize /= 2;
ENCODE_LOOP_BLOCKS
{
*dst = src[2] & 0xf0;
src += readStride;
*dst |= src[2] >> 4;
src += readStride;
dst++;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::G8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
*dst++ = src[1];
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::B8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
*dst++ = src[0];
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::RG8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
// FIXME: should these be reversed?
*dst++ = src[1];
*dst++ = src[2];
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::GB8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
*dst++ = src[0];
*dst++ = src[1];
src += readStride;
}
ENCODE_LOOP_SPANS
break;
default:
PanicAlertFmt("Unknown texture copy format: {}\n", format);
break;
}
}
static void EncodeZ24halfscale(u8* dst, const u8* src, EFBCopyFormat format)
{
u16 sBlkCount, tBlkCount, sBlkSize, tBlkSize;
s32 tSpan, sBlkSpan, tBlkSpan, writeStride;
u32 readStride = 6;
u8 r, g, b;
u8* dstBlockStart = dst;
switch (format)
{
case EFBCopyFormat::R8_0x1:
case EFBCopyFormat::R8:
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_x8(src, &b, 2);
*dst++ = b;
src += readStride;
}
ENCODE_LOOP_SPANS
break;
// FIXME: handle RA8?
case EFBCopyFormat::RGBA8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_RGB8(src, &dst[33], &dst[32], &dst[1]);
dst[0] = 255;
src += readStride;
dst += 2;
}
ENCODE_LOOP_SPANS2
break;
case EFBCopyFormat::R4: // Z4
SetBlockDimensions(3, 3, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
sBlkSize /= 2;
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_x8(src, &b, 2);
*dst = b & 0xf0;
src += readStride;
BoxfilterRGB_to_x8(src, &b, 2);
*dst |= b >> 4;
src += readStride;
dst++;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::G8: // Z8M
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_x8(src, &g, 1);
*dst++ = g;
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::B8: // Z8L
SetBlockDimensions(3, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_x8(src, &r, 0);
*dst++ = r;
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::RG8: // RG8
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_xx8(src, &r, &g, 0, 1);
*dst++ = g;
*dst++ = r;
src += readStride;
}
ENCODE_LOOP_SPANS
break;
case EFBCopyFormat::GB8:
SetBlockDimensions(2, 2, &sBlkCount, &tBlkCount, &sBlkSize, &tBlkSize);
SetSpans(sBlkSize, tBlkSize, &tSpan, &sBlkSpan, &tBlkSpan, &writeStride);
ENCODE_LOOP_BLOCKS
{
BoxfilterRGB_to_xx8(src, &g, &b, 1, 2);
// FIXME: is this backwards?
*dst++ = b;
*dst++ = g;
src += readStride;
}
ENCODE_LOOP_SPANS
break;
default:
PanicAlertFmt("Unknown texture copy format: {}\n", format);
break;
}
}
namespace
{
void EncodeEfbCopy(u8* dst, const EFBCopyParams& params, u32 native_width, u32 bytes_per_row,
u32 num_blocks_y, u32 memory_stride, const MathUtil::Rectangle<int>& src_rect,
bool scale_by_half)
{
const u8* src = EfbInterface::GetPixelPointer(src_rect.left, src_rect.top, params.depth);
if (scale_by_half)
{
switch (params.efb_format)
{
case PixelFormat::RGBA6_Z24:
EncodeRGBA6halfscale(dst, src, params.copy_format, params.yuv);
break;
case PixelFormat::RGB8_Z24:
EncodeRGB8halfscale(dst, src, params.copy_format, params.yuv);
break;
case PixelFormat::RGB565_Z16:
EncodeRGB8halfscale(dst, src, params.copy_format, params.yuv);
break;
case PixelFormat::Z24:
EncodeZ24halfscale(dst, src, params.copy_format);
break;
default:
break;
}
}
else
{
switch (params.efb_format)
{
case PixelFormat::RGBA6_Z24:
EncodeRGBA6(dst, src, params.copy_format, params.yuv);
break;
case PixelFormat::RGB8_Z24:
EncodeRGB8(dst, src, params.copy_format, params.yuv);
break;
case PixelFormat::RGB565_Z16:
EncodeRGB8(dst, src, params.copy_format, params.yuv);
break;
case PixelFormat::Z24:
EncodeZ24(dst, src, params.copy_format);
break;
default:
break;
}
}
}
} // namespace
void Encode(AbstractStagingTexture* dst, const EFBCopyParams& params, u32 native_width,
u32 bytes_per_row, u32 num_blocks_y, u32 memory_stride,
const MathUtil::Rectangle<int>& src_rect, bool scale_by_half, float y_scale,
float gamma)
{
// HACK: Override the memory stride for this staging texture with new copy stride.
// This is required because the texture encoder assumes that we're writing directly to memory,
// and each row is tightly packed with no padding, whereas our encoding abstract texture has
// a width of 2560. When we copy the texture back later on, it'll use the tightly packed stride.
ASSERT(memory_stride <= (dst->GetConfig().width * dst->GetTexelSize()));
static_cast<SW::SWStagingTexture*>(dst)->SetMapStride(memory_stride);
if (params.copy_format == EFBCopyFormat::XFB)
{
EfbInterface::EncodeXFB(reinterpret_cast<u8*>(dst->GetMappedPointer()), native_width, src_rect,
y_scale, gamma);
}
else
{
EncodeEfbCopy(reinterpret_cast<u8*>(dst->GetMappedPointer()), params, native_width,
bytes_per_row, num_blocks_y, memory_stride, src_rect, scale_by_half);
}
}
} // namespace TextureEncoder