Pica/DebugUtils: Further cleanups to LookupTexture.
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@ -392,13 +392,13 @@ const Math::Vec4<u8> LookupTexture(const u8* source, int x, int y, const Texture
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{
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{
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const u8* source_ptr = source + coarse_x * block_height * 2 + coarse_y * info.stride + texel_index_within_tile * 2;
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const u8* source_ptr = source + coarse_x * block_height * 2 + coarse_y * info.stride + texel_index_within_tile * 2;
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// TODO: compoent order not verified
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// TODO: component order not verified
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if (disable_alpha) {
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if (disable_alpha) {
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// Show intensity as red, alpha as green
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// Show intensity as red, alpha as green
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return { *source_ptr, *(source_ptr+1), 0, 255 };
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return { source_ptr[0], source_ptr[1], 0, 255 };
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} else {
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} else {
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return { *source_ptr, *source_ptr, *source_ptr, *(source_ptr+1)};
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return { source_ptr[0], source_ptr[0], source_ptr[0], source_ptr[1]};
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}
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}
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}
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}
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@ -423,9 +423,9 @@ const Math::Vec4<u8> LookupTexture(const u8* source, int x, int y, const Texture
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{
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{
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const u8* source_ptr = source + coarse_x * block_height / 2 + coarse_y * info.stride + texel_index_within_tile / 2;
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const u8* source_ptr = source + coarse_x * block_height / 2 + coarse_y * info.stride + texel_index_within_tile / 2;
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// TODO: compoent order not verified
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// TODO: component order not verified
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u8 i = (*source_ptr)&0xF;
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u8 i = (*source_ptr) & 0xF;
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u8 a = ((*source_ptr) & 0xF0) >> 4;
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u8 a = ((*source_ptr) & 0xF0) >> 4;
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a |= a << 4;
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a |= a << 4;
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i |= i << 4;
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i |= i << 4;
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@ -442,11 +442,11 @@ const Math::Vec4<u8> LookupTexture(const u8* source, int x, int y, const Texture
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{
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{
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const u8* source_ptr = source + coarse_x * block_height / 2 + coarse_y * info.stride + texel_index_within_tile / 2;
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const u8* source_ptr = source + coarse_x * block_height / 2 + coarse_y * info.stride + texel_index_within_tile / 2;
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// TODO: Order?
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// TODO: component order not verified
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u8 a = (coarse_x % 2) ? ((*source_ptr)&0xF) : (((*source_ptr) & 0xF0) >> 4);
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u8 a = (coarse_x % 2) ? ((*source_ptr)&0xF) : (((*source_ptr) & 0xF0) >> 4);
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a |= a << 4;
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a |= a << 4;
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// TODO: Better control this...
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if (disable_alpha) {
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if (disable_alpha) {
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return { *source_ptr, *source_ptr, *source_ptr, 255 };
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return { *source_ptr, *source_ptr, *source_ptr, 255 };
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} else {
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} else {
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