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Specialized C8PC format for indexed image data

This commit is contained in:
Jack Andersen 2016-07-27 09:07:46 -10:00
parent b9de12223f
commit 8b234fafb8
7 changed files with 204 additions and 27 deletions
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198
DataSpec/DNACommon/TXTR.cpp
View File

@ -88,6 +88,12 @@ static inline uint8_t Convert6To8(uint8_t v)
return (v << 2) | (v >> 4);
}
static inline uint16_t Convert8To16(uint16_t v)
{
/* Swizzle bits: 01234567 -> 0123456701234567 */
return (v << 8) | v;
}
static inline uint8_t Lookup4BPP(const uint8_t* texels, int width, int x, int y)
{
int bwidth = (width + 7) / 8;
@ -299,10 +305,10 @@ static const uint8_t* DecodePaletteSPLT(png_structrp png, png_infop info,
GXEntry.name = (char*)"GX_IA8";
for (int e=0 ; e<numEntries ; ++e)
{
entries[e].red = data[e*2];
entries[e].green = data[e*2];
entries[e].blue = data[e*2];
entries[e].alpha = data[e*2+1];
entries[e].red = Convert8To16(data[e*2]);
entries[e].green = Convert8To16(data[e*2]);
entries[e].blue = Convert8To16(data[e*2]);
entries[e].alpha = Convert8To16(data[e*2+1]);
}
break;
}
@ -314,10 +320,10 @@ static const uint8_t* DecodePaletteSPLT(png_structrp png, png_infop info,
for (int e=0 ; e<numEntries ; ++e)
{
uint16_t texel = hecl::SBig(data16[e]);
entries[e].red = Convert5To8(texel >> 11 & 0x1f);
entries[e].green = Convert6To8(texel >> 5 & 0x3f);
entries[e].blue = Convert5To8(texel & 0x1f);
entries[e].alpha = 0xff;
entries[e].red = Convert8To16(Convert5To8(texel >> 11 & 0x1f));
entries[e].green = Convert8To16(Convert6To8(texel >> 5 & 0x3f));
entries[e].blue = Convert8To16(Convert5To8(texel & 0x1f));
entries[e].alpha = Convert8To16(0xff);
}
break;
}
@ -331,17 +337,17 @@ static const uint8_t* DecodePaletteSPLT(png_structrp png, png_infop info,
uint16_t texel = hecl::SBig(data16[e]);
if (texel & 0x8000)
{
entries[e].red = Convert5To8(texel >> 10 & 0x1f);
entries[e].green = Convert5To8(texel >> 5 & 0x1f);
entries[e].blue = Convert5To8(texel & 0x1f);
entries[e].alpha = 0xff;
entries[e].red = Convert8To16(Convert5To8(texel >> 10 & 0x1f));
entries[e].green = Convert8To16(Convert5To8(texel >> 5 & 0x1f));
entries[e].blue = Convert8To16(Convert5To8(texel & 0x1f));
entries[e].alpha = Convert8To16(0xff);
}
else
{
entries[e].red = Convert4To8(texel >> 8 & 0xf);
entries[e].green = Convert4To8(texel >> 4 & 0xf);
entries[e].blue = Convert4To8(texel & 0xf);
entries[e].alpha = Convert3To8(texel >> 12 & 0x7);
entries[e].red = Convert8To16(Convert4To8(texel >> 8 & 0xf));
entries[e].green = Convert8To16(Convert4To8(texel >> 4 & 0xf));
entries[e].blue = Convert8To16(Convert4To8(texel & 0xf));
entries[e].alpha = Convert8To16(Convert3To8(texel >> 12 & 0x7));
}
}
break;
@ -603,6 +609,137 @@ bool TXTR::Extract(PAKEntryReadStream& rs, const hecl::ProjectPath& outPath)
return true;
}
static std::unique_ptr<uint8_t[]> ReadPalette(png_structp png, png_infop info, size_t& szOut)
{
std::unique_ptr<uint8_t[]> ret;
png_sPLT_tp palettes;
int paletteCount = png_get_sPLT(png, info, &palettes);
if (paletteCount)
{
for (int i=0 ; i<paletteCount ; ++i)
{
png_sPLT_tp palette = &palettes[i];
if (!strcmp(palette->name, "GXPalette"))
{
if (palette->nentries > 16)
{
/* This is a C8 palette */
ret.reset(new uint8_t[4 * 257]);
szOut = 4 * 257;
*reinterpret_cast<uint32_t*>(ret.get()) = hecl::SBig(256);
uint8_t* cur = ret.get() + 4;
for (int j=0 ; j<256 ; ++j)
{
if (j < palette->nentries)
{
png_sPLT_entryp entry = &palette->entries[j];
*cur++ = entry->red >> 8;
*cur++ = entry->green >> 8;
*cur++ = entry->blue >> 8;
*cur++ = entry->alpha >> 8;
}
else
{
*cur++ = 0;
*cur++ = 0;
*cur++ = 0;
*cur++ = 0;
}
}
}
else
{
/* This is a C4 palette */
ret.reset(new uint8_t[4 * 17]);
szOut = 4 * 17;
*reinterpret_cast<uint32_t*>(ret.get()) = hecl::SBig(16);
uint8_t* cur = ret.get() + 4;
for (int j=0 ; j<16 ; ++j)
{
if (j < palette->nentries)
{
png_sPLT_entryp entry = &palette->entries[j];
*cur++ = entry->red >> 8;
*cur++ = entry->green >> 8;
*cur++ = entry->blue >> 8;
*cur++ = entry->alpha >> 8;
}
else
{
*cur++ = 0;
*cur++ = 0;
*cur++ = 0;
*cur++ = 0;
}
}
}
break;
}
}
}
else
{
png_colorp palettes;
int colorCount;
if (png_get_PLTE(png, info, &palettes, &colorCount) == PNG_INFO_PLTE)
{
if (colorCount > 16)
{
/* This is a C8 palette */
ret.reset(new uint8_t[4 * 257]);
szOut = 4 * 257;
*reinterpret_cast<uint32_t*>(ret.get()) = hecl::SBig(256);
uint8_t* cur = ret.get() + 4;
for (int j=0 ; j<256 ; ++j)
{
if (j < colorCount)
{
png_colorp entry = &palettes[j];
*cur++ = entry->red;
*cur++ = entry->green;
*cur++ = entry->blue;
*cur++ = 0xff;
}
else
{
*cur++ = 0;
*cur++ = 0;
*cur++ = 0;
*cur++ = 0;
}
}
}
else
{
/* This is a C4 palette */
ret.reset(new uint8_t[4 * 17]);
szOut = 4 * 17;
*reinterpret_cast<uint32_t*>(ret.get()) = hecl::SBig(16);
uint8_t* cur = ret.get() + 4;
for (int j=0 ; j<16 ; ++j)
{
if (j < colorCount)
{
png_colorp entry = &palettes[j];
*cur++ = entry->red;
*cur++ = entry->green;
*cur++ = entry->blue;
*cur++ = 0xff;
}
else
{
*cur++ = 0;
*cur++ = 0;
*cur++ = 0;
*cur++ = 0;
}
}
}
}
}
return ret;
}
bool TXTR::Cook(const hecl::ProjectPath& inPath, const hecl::ProjectPath& outPath)
{
return false;
@ -692,7 +829,11 @@ bool TXTR::CookPC(const hecl::ProjectPath& inPath, const hecl::ProjectPath& outP
return false;
}
std::unique_ptr<uint8_t[]> paletteBuf;
size_t paletteSize = 0;
size_t rowSize = 0;
size_t nComps = 4;
switch (colorType)
{
case PNG_COLOR_TYPE_GRAY:
@ -707,6 +848,11 @@ bool TXTR::CookPC(const hecl::ProjectPath& inPath, const hecl::ProjectPath& outP
case PNG_COLOR_TYPE_RGB_ALPHA:
rowSize = width * 4;
break;
case PNG_COLOR_TYPE_PALETTE:
rowSize = width;
nComps = 1;
paletteBuf = ReadPalette(pngRead, info, paletteSize);
break;
default:
Log.report(logvisor::Error, _S("unsupported color type in '%s'"),
inPath.getAbsolutePath().c_str());
@ -722,9 +868,9 @@ bool TXTR::CookPC(const hecl::ProjectPath& inPath, const hecl::ProjectPath& outP
std::unique_ptr<uint8_t[]> bufOut;
size_t bufLen = 0;
if (numMips > 1)
bufLen = ComputeMippedTexelCount(width, height) * 4;
bufLen = ComputeMippedTexelCount(width, height) * nComps;
else
bufLen = width * height * 4;
bufLen = width * height * nComps;
bufOut.reset(new uint8_t[bufLen]);
if (setjmp(png_jmpbuf(pngRead)))
@ -785,6 +931,10 @@ bool TXTR::CookPC(const hecl::ProjectPath& inPath, const hecl::ProjectPath& outP
bufOut[outbase+3] = rowBuf[inbase+3];
}
break;
case PNG_COLOR_TYPE_PALETTE:
for (unsigned i=0 ; i<width ; ++i)
bufOut[r*width+i] = rowBuf[i];
break;
default: break;
}
}
@ -796,16 +946,16 @@ bool TXTR::CookPC(const hecl::ProjectPath& inPath, const hecl::ProjectPath& outP
if (numMips > 1)
{
const uint8_t* filterIn = bufOut.get();
uint8_t* filterOut = bufOut.get() + width * height * 4;
uint8_t* filterOut = bufOut.get() + width * height * nComps;
unsigned filterWidth = width;
unsigned filterHeight = height;
for (size_t i=1 ; i<numMips ; ++i)
{
BoxFilter(filterIn, 4, filterWidth, filterHeight, filterOut);
filterIn += filterWidth * filterHeight * 4;
BoxFilter(filterIn, nComps, filterWidth, filterHeight, filterOut);
filterIn += filterWidth * filterHeight * nComps;
filterWidth /= 2;
filterHeight /= 2;
filterOut += filterWidth * filterHeight * 4;
filterOut += filterWidth * filterHeight * nComps;
}
}
@ -819,10 +969,12 @@ bool TXTR::CookPC(const hecl::ProjectPath& inPath, const hecl::ProjectPath& outP
return false;
}
outf.writeInt32Big(16);
outf.writeInt32Big((paletteBuf && paletteSize) ? 17 : 16);
outf.writeInt16Big(width);
outf.writeInt16Big(height);
outf.writeInt32Big(numMips);
if (paletteBuf && paletteSize)
outf.writeUBytes(paletteBuf.get(), paletteSize);
outf.writeUBytes(bufOut.get(), bufLen);
return true;

2
Editor/ViewManager.cpp
View File

@ -20,6 +20,8 @@ using YAMLNode = athena::io::YAMLNode;
namespace urde
{
URDE_DECL_SPECIALIZE_SHADER(CThermalColdFilter)
void ViewManager::BuildTestPART(urde::IObjectStore& objStore)
{
m_modelTest = objStore.GetObj("gun_cmdl");

4
Runtime/Graphics/CBooRenderer.cpp
View File

@ -239,7 +239,7 @@ void CBooRenderer::GenerateSphereRampTex(boo::IGraphicsDataFactory::Context& ctx
SPHERE_RAMP_RES * SPHERE_RAMP_RES);
}
void CBooRenderer::LoadThermoPalette(boo::IGraphicsDataFactory::Context& ctx)
void CBooRenderer::LoadThermoPalette()
{
m_thermoPaletteTex = xc_store.GetObj("TXTR_ThermoPalette");
CTexture* thermoTexObj = m_thermoPaletteTex.GetObj();
@ -257,9 +257,9 @@ CBooRenderer::CBooRenderer(IObjectStore& store, IFactory& resFac)
GenerateMirrorRampTex(ctx);
GenerateFogVolumeRampTex(ctx);
GenerateSphereRampTex(ctx);
LoadThermoPalette(ctx);
return true;
});
LoadThermoPalette();
Buckets::Init();
}

2
Runtime/Graphics/CBooRenderer.hpp
View File

@ -110,7 +110,7 @@ class CBooRenderer : public IRenderer
void GenerateMirrorRampTex(boo::IGraphicsDataFactory::Context& ctx);
void GenerateFogVolumeRampTex(boo::IGraphicsDataFactory::Context& ctx);
void GenerateSphereRampTex(boo::IGraphicsDataFactory::Context& ctx);
void LoadThermoPalette(boo::IGraphicsDataFactory::Context& ctx);
void LoadThermoPalette();
void RenderBucketItems(const std::vector<CLight>& lights);

3
Runtime/Graphics/CGraphics.hpp
View File

@ -148,7 +148,8 @@ enum class ETexelFormat
RGB5A3 = 8,
RGBA8 = 9,
CMPR = 10,
RGBA8PC = 16
RGBA8PC = 16,
C8PC = 17
};
class CGraphics

2
Runtime/Graphics/CTexture.hpp
View File

@ -20,6 +20,7 @@ class CTexture
u32 x8_mips;
boo::GraphicsDataToken m_booToken;
boo::ITexture* m_booTex;
boo::ITexture* m_paletteTex;
size_t ComputeMippedTexelCount();
size_t ComputeMippedBlockCountDXT1();
@ -35,6 +36,7 @@ class CTexture
void BuildRGBA8FromGCN(CInputStream& in);
void BuildDXT1FromGCN(CInputStream& in);
void BuildRGBA8(const void* data);
void BuildC8(const void* data);
public:
CTexture(std::unique_ptr<u8[]>&& in, u32 length);

20
Runtime/Graphics/CTextureBoo.cpp
View File

@ -660,6 +660,23 @@ void CTexture::BuildRGBA8(const void* data)
});
}
void CTexture::BuildC8(const void* data)
{
size_t texelCount = ComputeMippedTexelCount();
m_booToken = CGraphics::CommitResources([&](boo::IGraphicsDataFactory::Context& ctx) -> bool
{
uint32_t nentries = hecl::SBig(*reinterpret_cast<const uint32_t*>(data));
const u8* paletteTexels = reinterpret_cast<const u8*>(data) + 4;
const u8* texels = reinterpret_cast<const u8*>(data) + 4 + nentries * 4;
m_paletteTex = ctx.newStaticTexture(nentries, 1, 1, boo::TextureFormat::RGBA8,
paletteTexels, nentries * 4);
m_booTex = ctx.newStaticTexture(x4_w, x6_h, x8_mips, boo::TextureFormat::I8,
texels, texelCount);
return true;
});
}
CTexture::CTexture(std::unique_ptr<u8[]>&& in, u32 length)
{
std::unique_ptr<u8[]> owned = std::move(in);
@ -707,6 +724,9 @@ CTexture::CTexture(std::unique_ptr<u8[]>&& in, u32 length)
case ETexelFormat::RGBA8PC:
BuildRGBA8(owned.get() + 12);
break;
case ETexelFormat::C8PC:
BuildC8(owned.get() + 12);
break;
default:
Log.report(logvisor::Fatal, "invalid texture type %d for boo", int(x0_fmt));
}