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Specialized C8PC format for indexed image data

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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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20
Runtime/Graphics/CTextureBoo.cpp
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@@ -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));
}