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[PICA] Add RGB565 textures

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wheremyfoodat 2023-02-27 21:48:37 +02:00
parent d0eb284598
commit de7403b512
1 changed files with 12 additions and 0 deletions
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12
src/core/renderer_gl/textures.cpp
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@ -99,6 +99,18 @@ u32 Texture::decodeTexel(u32 u, u32 v, Texture::Formats fmt, const void* data) {
return (alpha << 24) | (b << 16) | (g << 8) | r;
}
case Formats::RGB565: {
u32 offset = getSwizzledOffset(u, v, size.u(), 2);
auto ptr = static_cast<const u8*>(data);
u16 texel = u16(ptr[offset]) | (u16(ptr[offset + 1]) << 8);
u8 b = Colour::convert5To8Bit(texel & 0x1f);
u8 g = Colour::convert6To8Bit((texel >> 5) & 0x3f);
u8 r = Colour::convert5To8Bit((texel >> 11) & 0x1f);
return (0xff << 24) | (b << 16) | (g << 8) | r;
}
case Formats::I8: {
u32 offset = getSwizzledOffset(u, v, size.u(), 1);
auto ptr = static_cast<const u8*>(data);