forked from dolphin-emu/dolphin
4a0c8fc0c9
enable newline normalization get revision number via `hg svn info` for svnrev.h ignore incremental/generated binary files (windows/VS at least) leave a comment if some files need native eol set in svnprops git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@5637 8ced0084-cf51-0410-be5f-012b33b47a6e
1443 lines
43 KiB
C++
1443 lines
43 KiB
C++
// Copyright (C) 2003-2009 Dolphin Project.
|
|
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, version 2.0.
|
|
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License 2.0 for more details.
|
|
|
|
// A copy of the GPL 2.0 should have been included with the program.
|
|
// If not, see http://www.gnu.org/licenses/
|
|
|
|
// Official SVN repository and contact information can be found at
|
|
// http://code.google.com/p/dolphin-emu/
|
|
|
|
#include "TextureEncoder.h"
|
|
#include "EfbInterface.h"
|
|
#include "../../../Core/VideoCommon/Src/LookUpTables.h"
|
|
|
|
#include "BPMemLoader.h"
|
|
|
|
#include "../../../Core/VideoCommon/Src/TextureDecoder.h"
|
|
|
|
namespace TextureEncoder
|
|
{
|
|
|
|
inline void RGBA_to_RGBA8(u8 *src, u8 &r, u8 &g, u8 &b, u8 &a)
|
|
{
|
|
u32 srcColor = *(u32*)src;
|
|
r = Convert6To8(srcColor & 0x3f);
|
|
g = Convert6To8((srcColor >> 6) & 0x3f);
|
|
b = Convert6To8((srcColor >> 12)& 0x3f);
|
|
a = Convert6To8((srcColor >> 18)& 0x3f);
|
|
}
|
|
|
|
inline void RGBA_to_RGB8(u8 *src, u8 &r, u8 &g, u8 &b)
|
|
{
|
|
u32 srcColor = *(u32*)src;
|
|
r = Convert6To8(srcColor & 0x3f);
|
|
g = Convert6To8((srcColor >> 6) & 0x3f);
|
|
b = Convert6To8((srcColor >> 12)& 0x3f);
|
|
}
|
|
|
|
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 9 samples centered at the source texel
|
|
// components are scaled to the range 0-255 after all samples are taken
|
|
|
|
inline void boxfilterRGBA_to_RGBA8(u8 *src, u8 &r, u8 &g, u8 &b, u8 &a)
|
|
{
|
|
u16 r16 = 0, g16 = 0, b16 = 0, a16 = 0;
|
|
|
|
// move to top left
|
|
src -= (1 + 640) * 3;
|
|
|
|
for (int y = 0; y < 3; y++) {
|
|
for (int x = 0; x < 3; x++) {
|
|
u32 srcColor = *(u32*)src;
|
|
r16 += srcColor & 0x3f;
|
|
g16 += (srcColor >> 6) & 0x3f;
|
|
b16 += (srcColor >> 12) & 0x3f;
|
|
a16 += (srcColor >> 18) & 0x3f;
|
|
src += 3;
|
|
}
|
|
src += (640 - 3) * 3;
|
|
}
|
|
|
|
r = (r16 << 6) / 142;
|
|
g = (g16 << 6) / 142;
|
|
b = (b16 << 6) / 142;
|
|
a = (a16 << 6) / 142;
|
|
}
|
|
|
|
inline void boxfilterRGBA_to_RGB8(u8 *src, u8 &r, u8 &g, u8 &b)
|
|
{
|
|
u16 r16 = 0, g16 = 0, b16 = 0;
|
|
|
|
// move to top left
|
|
src -= (1 + 640) * 3;
|
|
|
|
for (int y = 0; y < 3; y++) {
|
|
for (int x = 0; x < 3; x++) {
|
|
u32 srcColor = *(u32*)src;
|
|
r16 += srcColor & 0x3f;
|
|
g16 += (srcColor >> 6) & 0x3f;
|
|
b16 += (srcColor >> 12) & 0x3f;
|
|
src += 3;
|
|
}
|
|
src += (640 - 3) * 3;
|
|
}
|
|
|
|
r = (r16 << 6) / 142;
|
|
g = (g16 << 6) / 142;
|
|
b = (b16 << 6) / 142;
|
|
}
|
|
|
|
inline void boxfilterRGBA_to_x8(u8 *src, u8 &x8, int shift)
|
|
{
|
|
u16 x16 = 0;
|
|
|
|
// move to top left
|
|
src -= (1 + 640) * 3;
|
|
|
|
for (int y = 0; y < 3; y++) {
|
|
for (int x = 0; x < 3; x++) {
|
|
u32 srcColor = *(u32*)src;
|
|
x16 += (srcColor >> shift) & 0x3f;
|
|
src += 3;
|
|
}
|
|
src += (640 - 3) * 3;
|
|
}
|
|
|
|
x8 = (x16 << 6) / 142;
|
|
}
|
|
|
|
inline void boxfilterRGBA_to_xx8(u8 *src, u8 &x1, u8 &x2, int shift1, int shift2)
|
|
{
|
|
u16 x16_1 = 0;
|
|
u16 x16_2 = 0;
|
|
|
|
// move to top left
|
|
src -= (1 + 640) * 3;
|
|
|
|
for (int y = 0; y < 3; y++) {
|
|
for (int x = 0; x < 3; x++) {
|
|
u32 srcColor = *(u32*)src;
|
|
x16_1 += (srcColor >> shift1) & 0x3f;
|
|
x16_2 += (srcColor >> shift2) & 0x3f;
|
|
src += 3;
|
|
}
|
|
src += (640 - 3) * 3;
|
|
}
|
|
|
|
x1 = (x16_1 << 6) / 142;
|
|
x2 = (x16_2 << 6) / 142;
|
|
}
|
|
|
|
inline void boxfilterRGB_to_RGB8(u8 *src, u8 &r, u8 &g, u8 &b)
|
|
{
|
|
u16 r16 = 0, g16 = 0, b16 = 0;
|
|
|
|
// move to top left
|
|
src -= (1 + 640) * 3;
|
|
|
|
for (int y = 0; y < 3; y++) {
|
|
for (int x = 0; x < 3; x++) {
|
|
r16 += src[0];
|
|
g16 += src[1];
|
|
b16 += src[2];
|
|
src += 3;
|
|
}
|
|
src += (640 - 3) * 3;
|
|
}
|
|
|
|
r = r16 / 9;
|
|
g = g16 / 9;
|
|
b = b16 / 9;
|
|
}
|
|
|
|
inline void boxfilterRGB_to_x8(u8 *src, u8 &x8, int comp)
|
|
{
|
|
u16 x16 = 0;
|
|
|
|
// move to top left
|
|
src -= (1 + 640) * 3;
|
|
|
|
for (int y = 0; y < 3; y++) {
|
|
for (int x = 0; x < 3; x++) {
|
|
x16 += src[comp];
|
|
src += 3;
|
|
}
|
|
src += (640 - 3) * 3;
|
|
}
|
|
|
|
x8 = x16 / 9;
|
|
}
|
|
|
|
inline void boxfilterRGB_to_xx8(u8 *src, u8 &x1, u8 &x2, int comp1, int comp2)
|
|
{
|
|
u16 x16_1 = 0;
|
|
u16 x16_2 = 0;
|
|
|
|
// move to top left
|
|
src -= (1 + 640) * 3;
|
|
|
|
for (int y = 0; y < 3; y++) {
|
|
for (int x = 0; x < 3; x++) {
|
|
x16_1 += src[comp1];
|
|
x16_2 += src[comp2];
|
|
src += 3;
|
|
}
|
|
src += (640 - 3) * 3;
|
|
}
|
|
|
|
x1 = x16_1 / 9;
|
|
x2 = x16_2 / 9;
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
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 = (width + sBlkSize) & (~(sBlkSize-1));
|
|
|
|
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.copyMipMapStrideChannels * 32;
|
|
}
|
|
|
|
#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; \
|
|
} \
|
|
|
|
void EncodeRGBA6(u8 *dst, u8 *src, u32 format)
|
|
{
|
|
u16 sBlkCount, tBlkCount, sBlkSize, tBlkSize;
|
|
s32 tSpan, sBlkSpan, tBlkSpan, writeStride;
|
|
u8 r, g, b, a;
|
|
u32 readStride = 3;
|
|
u8 *dstBlockStart = dst;
|
|
|
|
switch(format)
|
|
{
|
|
case GX_TF_I4:
|
|
SetBlockDimensions(3, 3, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
sBlkSize /= 2;
|
|
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
|
|
break;
|
|
|
|
case GX_TF_I8:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
RGBA_to_RGB8(src, r, g, b);
|
|
src += readStride;
|
|
*dst++ = RGB8_to_I(r, g, b);
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_IA4:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
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
|
|
break;
|
|
|
|
case GX_TF_IA8:
|
|
SetBlockDimensions(2, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
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
|
|
break;
|
|
|
|
case GX_TF_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 << 10) & 0xf800) | ((srcColor >> 1) & 0x07e0) | ((srcColor >> 13) & 0x001e);
|
|
*(u16*)dst = Common::swap16(val);
|
|
dst+=2;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_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 a16 = (srcColor >> 9) & 0x7000;
|
|
u16 val;
|
|
if (a16 == 0x7000) // 5551
|
|
val = 0x8000 | ((srcColor << 9) & 0x7c00) | ((srcColor >> 2) & 0x03e0) | ((srcColor >> 13) & 0x001e);
|
|
else // 4443
|
|
val = a16 | ((srcColor << 6) & 0x0f00) | ((srcColor >> 4) & 0x00f0) | ((srcColor >> 14) & 0x000f);
|
|
|
|
*(u16*)dst = Common::swap16(val);
|
|
dst+=2;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_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 GX_CTF_R4:
|
|
SetBlockDimensions(3, 3, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
sBlkSize /= 2;
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
u32 srcColor = *(u32*)src;
|
|
src += readStride;
|
|
*dst = Convert6To8(srcColor & 0x3f) & 0xf0;
|
|
|
|
srcColor = *(u32*)src;
|
|
src += readStride;
|
|
*dst |= Convert6To8(srcColor & 0x3f) >> 4;
|
|
dst++;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_RA4:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
u32 srcColor = *(u32*)src;
|
|
src += readStride;
|
|
*dst++ = (Convert6To8((srcColor >> 18) & 0x3f) & 0xf0) | (Convert6To8(srcColor & 0x3f) >> 4);
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_RA8:
|
|
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 >> 18) & 0x3f);
|
|
*dst++ = Convert6To8(srcColor & 0x3f);
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_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 >> 18) & 0x3f);
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_R8:
|
|
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 GX_CTF_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 >> 6) & 0x3f);
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_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 >> 12) & 0x3f);
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_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 >> 6) & 0x3f);
|
|
*dst++ = Convert6To8(srcColor & 0x3f);
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_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 >> 12) & 0x3f);
|
|
*dst++ = Convert6To8((srcColor >> 6) & 0x3f);
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
default:
|
|
PanicAlert("Unknown texture copy format: 0x%x\n", format);
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
void EncodeRGBA6halfscale(u8 *dst, u8 *src, u32 format)
|
|
{
|
|
u16 sBlkCount, tBlkCount, sBlkSize, tBlkSize;
|
|
s32 tSpan, sBlkSpan, tBlkSpan, writeStride;
|
|
u8 r, g, b, a;
|
|
u32 readStride = 6;
|
|
u8 *dstBlockStart = dst;
|
|
|
|
switch(format)
|
|
{
|
|
case GX_TF_I4:
|
|
SetBlockDimensions(3, 3, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
sBlkSize /= 2;
|
|
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
|
|
break;
|
|
|
|
case GX_TF_I8:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGBA_to_RGB8(src, r, g, b);
|
|
src += readStride;
|
|
*dst++ = RGB8_to_I(r, g, b);
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_IA4:
|
|
SetBlockDimensions(3, 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;
|
|
*dst++ = (a & 0xf0) | (RGB8_to_I(r, g, b) >> 4);
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_IA8:
|
|
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;
|
|
*dst++ = a;
|
|
*dst++ = RGB8_to_I(r, g, b);
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_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) & 0x001e);
|
|
*(u16*)dst = Common::swap16(val);
|
|
dst+=2;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_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) & 0x001e);
|
|
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 GX_TF_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 GX_CTF_R4:
|
|
SetBlockDimensions(3, 3, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
sBlkSize /= 2;
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGBA_to_x8(src, r, 0);
|
|
src += readStride;
|
|
*dst = r & 0xf0;
|
|
|
|
boxfilterRGBA_to_x8(src, r, 0);
|
|
src += readStride;
|
|
*dst |= r >> 4;
|
|
dst++;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_RA4:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGBA_to_xx8(src, r, a, 0, 18);
|
|
src += readStride;
|
|
*dst++ = (a & 0xf0) | (r >> 4);
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_RA8:
|
|
SetBlockDimensions(2, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGBA_to_xx8(src, r, a, 0, 18);
|
|
src += readStride;
|
|
*dst++ = a;
|
|
*dst++ = r;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_A8:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGBA_to_x8(src, a, 18);
|
|
*dst++ = a;
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_R8:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGBA_to_x8(src, r, 0);
|
|
*dst++ = r;
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_G8:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGBA_to_x8(src, g, 6);
|
|
*dst++ = g;
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_B8:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGBA_to_x8(src, b, 12);
|
|
*dst++ = b;
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_RG8:
|
|
SetBlockDimensions(2, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGBA_to_xx8(src, r, g, 0, 6);
|
|
src += readStride;
|
|
*dst++ = g;
|
|
*dst++ = r;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_GB8:
|
|
SetBlockDimensions(2, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGBA_to_xx8(src, g, b, 6, 12);
|
|
src += readStride;
|
|
*dst++ = b;
|
|
*dst++ = g;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
default:
|
|
PanicAlert("Unknown texture copy format: 0x%x\n", format);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void EncodeRGB8(u8 *dst, u8 *src, u32 format)
|
|
{
|
|
u16 sBlkCount, tBlkCount, sBlkSize, tBlkSize;
|
|
s32 tSpan, sBlkSpan, tBlkSpan, writeStride;
|
|
u32 readStride = 3;
|
|
u8 *dstBlockStart = dst;
|
|
|
|
switch(format)
|
|
{
|
|
case GX_TF_I4:
|
|
SetBlockDimensions(3, 3, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
sBlkSize /= 2;
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
*dst = RGB8_to_I(src[0], src[1], src[2]) & 0xf0;
|
|
src += readStride;
|
|
|
|
*dst |= RGB8_to_I(src[0], src[1], src[2]) >> 4;
|
|
src += readStride;
|
|
dst++;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_I8:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
*dst++ = RGB8_to_I(src[0], src[1], src[2]);
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_IA4:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
*dst++ = 0xf0 | (RGB8_to_I(src[0], src[1], src[2]) >> 4);
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_IA8:
|
|
SetBlockDimensions(2, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
*dst++ = 0xff;
|
|
*dst++ = RGB8_to_I(src[0], src[1], src[2]);
|
|
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_RGB565:
|
|
SetBlockDimensions(2, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
u16 val = ((src[0] << 8) & 0xf800) | ((src[1] << 3) & 0x07e0) | ((src[2] >> 3) & 0x001e);
|
|
*(u16*)dst = Common::swap16(val);
|
|
src += readStride;
|
|
dst+=2;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_RGB5A3:
|
|
SetBlockDimensions(2, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
u16 val = 0x8000 | ((src[0] << 7) & 0x7c00) | ((src[1] << 2) & 0x03e0) | ((src[2] >> 3) & 0x001e);
|
|
*(u16*)dst = Common::swap16(val);
|
|
src += readStride;
|
|
dst+=2;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_RGBA8:
|
|
SetBlockDimensions(2, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
dst[0] = 0xff;
|
|
dst[1] = src[0];
|
|
dst[32] = src[1];
|
|
dst[33] = src[2];
|
|
src += readStride;
|
|
dst += 2;
|
|
}
|
|
ENCODE_LOOP_SPANS2
|
|
break;
|
|
|
|
case GX_CTF_R4:
|
|
SetBlockDimensions(3, 3, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
sBlkSize /= 2;
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
*dst = src[0] & 0xf0;
|
|
src += readStride;
|
|
|
|
*dst |= src[0] >> 4;
|
|
src += readStride;
|
|
|
|
dst++;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_RA4:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
*dst++ = 0xf0 | (src[0] >> 4);
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_RA8:
|
|
SetBlockDimensions(2, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
*dst++ = 0xff;
|
|
*dst++ = src[0];
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_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 GX_CTF_R8:
|
|
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 GX_CTF_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 GX_CTF_B8:
|
|
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;
|
|
|
|
case GX_CTF_RG8:
|
|
SetBlockDimensions(2, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
*dst++ = src[1];
|
|
*dst++ = src[0];
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_GB8:
|
|
SetBlockDimensions(2, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
*dst++ = src[2];
|
|
*dst++ = src[1];
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
default:
|
|
PanicAlert("Unknown texture copy format: 0x%x\n", format);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void EncodeRGB8halfscale(u8 *dst, u8 *src, u32 format)
|
|
{
|
|
u16 sBlkCount, tBlkCount, sBlkSize, tBlkSize;
|
|
s32 tSpan, sBlkSpan, tBlkSpan, writeStride;
|
|
u8 r, g, b;
|
|
u32 readStride = 6;
|
|
u8 *dstBlockStart = dst;
|
|
|
|
switch(format)
|
|
{
|
|
case GX_TF_I4:
|
|
SetBlockDimensions(3, 3, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
sBlkSize /= 2;
|
|
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
|
|
break;
|
|
|
|
case GX_TF_I8:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGB_to_RGB8(src, r, g, b);
|
|
*dst++ = RGB8_to_I(r, g, b);
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_IA4:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGB_to_RGB8(src, r, g, b);
|
|
*dst++ = 0xf0 | (RGB8_to_I(r, g, b) >> 4);
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_IA8:
|
|
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++ = 0xff;
|
|
*dst++ = RGB8_to_I(r, g, b);
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_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) & 0x001e);
|
|
*(u16*)dst = Common::swap16(val);
|
|
src += readStride;
|
|
dst+=2;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_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) & 0x001e);
|
|
*(u16*)dst = Common::swap16(val);
|
|
src += readStride;
|
|
dst+=2;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_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 GX_CTF_R4:
|
|
SetBlockDimensions(3, 3, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
sBlkSize /= 2;
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGB_to_x8(src, r, 0);
|
|
*dst = r & 0xf0;
|
|
src += readStride;
|
|
|
|
boxfilterRGB_to_x8(src, r, 0);
|
|
*dst |= r >> 4;
|
|
src += readStride;
|
|
|
|
dst++;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_RA4:
|
|
SetBlockDimensions(3, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGB_to_x8(src, r, 0);
|
|
*dst++ = 0xf0 | (r >> 4);
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_RA8:
|
|
SetBlockDimensions(2, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
boxfilterRGB_to_x8(src, r, 0);
|
|
*dst++ = 0xff;
|
|
*dst++ = r;
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_CTF_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 GX_CTF_R8:
|
|
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 GX_CTF_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 GX_CTF_B8:
|
|
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;
|
|
|
|
case GX_CTF_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 GX_CTF_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);
|
|
*dst++ = b;
|
|
*dst++ = g;
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
default:
|
|
PanicAlert("Unknown texture copy format: 0x%x\n", format);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void EncodeZ24(u8 *dst, u8 *src, u32 format)
|
|
{
|
|
u16 sBlkCount, tBlkCount, sBlkSize, tBlkSize;
|
|
s32 tSpan, sBlkSpan, tBlkSpan, writeStride;
|
|
u32 readStride = 3;
|
|
u8 *dstBlockStart = dst;
|
|
|
|
switch(format)
|
|
{
|
|
case GX_TF_Z8:
|
|
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;
|
|
|
|
case GX_TF_Z16:
|
|
SetBlockDimensions(2, 2, sBlkCount, tBlkCount, sBlkSize, tBlkSize);
|
|
SetSpans(sBlkSize, tBlkSize, tSpan, sBlkSpan, tBlkSpan, writeStride);
|
|
ENCODE_LOOP_BLOCKS
|
|
{
|
|
*dst++ = src[1];
|
|
*dst++ = src[2];
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_Z24X8:
|
|
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 GX_CTF_Z4:
|
|
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 GX_CTF_Z8M:
|
|
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 GX_CTF_Z8L:
|
|
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 GX_CTF_Z16L:
|
|
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:
|
|
PanicAlert("Unknown texture copy format: 0x%x\n", format);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void EncodeZ24halfscale(u8 *dst, u8 *src, u32 format)
|
|
{
|
|
u16 sBlkCount, tBlkCount, sBlkSize, tBlkSize;
|
|
s32 tSpan, sBlkSpan, tBlkSpan, writeStride;
|
|
u32 readStride = 6;
|
|
u8 r, g, b;
|
|
u8 *dstBlockStart = dst;
|
|
|
|
switch(format)
|
|
{
|
|
case GX_TF_Z8:
|
|
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;
|
|
|
|
case GX_TF_Z16:
|
|
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);
|
|
*dst++ = b;
|
|
*dst++ = g;
|
|
src += readStride;
|
|
}
|
|
ENCODE_LOOP_SPANS
|
|
break;
|
|
|
|
case GX_TF_Z24X8:
|
|
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 GX_CTF_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 GX_CTF_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 GX_CTF_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 GX_CTF_Z16L:
|
|
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;
|
|
|
|
default:
|
|
PanicAlert("Unknown texture copy format: 0x%x\n", format);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void Encode(u8 *dest_ptr)
|
|
{
|
|
int pixelformat = bpmem.zcontrol.pixel_format;
|
|
bool bFromZBuffer = pixelformat == PIXELFMT_Z24;
|
|
bool bIsIntensityFmt = bpmem.triggerEFBCopy.intensity_fmt > 0;
|
|
u32 copyfmt = ((bpmem.triggerEFBCopy.target_pixel_format / 2) + ((bpmem.triggerEFBCopy.target_pixel_format & 1) * 8));
|
|
|
|
// pack copy format information into a single variable
|
|
u32 format = copyfmt;
|
|
if (bFromZBuffer)
|
|
{
|
|
format |= _GX_TF_ZTF;
|
|
if (copyfmt == 11)
|
|
format = GX_TF_Z16;
|
|
else if (format < GX_TF_Z8 || format > GX_TF_Z24X8)
|
|
format |= _GX_TF_CTF;
|
|
}
|
|
else
|
|
if (copyfmt > GX_TF_RGBA8 || (copyfmt < GX_TF_RGB565 && !bIsIntensityFmt))
|
|
format |= _GX_TF_CTF;
|
|
|
|
u8 *src = EfbInterface::GetPixelPointer(bpmem.copyTexSrcXY.x, bpmem.copyTexSrcXY.y, bFromZBuffer);
|
|
|
|
if (bpmem.triggerEFBCopy.half_scale)
|
|
{
|
|
if (pixelformat == PIXELFMT_RGBA6_Z24)
|
|
EncodeRGBA6halfscale(dest_ptr, src, format);
|
|
else if (pixelformat == PIXELFMT_RGB8_Z24)
|
|
EncodeRGB8halfscale(dest_ptr, src, format);
|
|
else if (pixelformat == PIXELFMT_RGB565_Z16) // not supported
|
|
EncodeRGB8halfscale(dest_ptr, src, format);
|
|
else if (pixelformat == PIXELFMT_Z24)
|
|
EncodeZ24halfscale(dest_ptr, src, format);
|
|
}
|
|
else
|
|
{
|
|
if (pixelformat == PIXELFMT_RGBA6_Z24)
|
|
EncodeRGBA6(dest_ptr, src, format);
|
|
else if (pixelformat == PIXELFMT_RGB8_Z24)
|
|
EncodeRGB8(dest_ptr, src, format);
|
|
else if (pixelformat == PIXELFMT_RGB565_Z16) // not supported
|
|
EncodeRGB8(dest_ptr, src, format);
|
|
else if (pixelformat == PIXELFMT_Z24)
|
|
EncodeZ24(dest_ptr, src, format);
|
|
}
|
|
}
|
|
|
|
|
|
}
|