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Pica: Cleanup color conversion.

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This commit is contained in:
Tony Wasserka 2014-12-31 15:17:07 +01:00
parent 614baa39d1
commit 47543d62cf
3 changed files with 51 additions and 26 deletions
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32
src/video_core/debug_utils/debug_utils.cpp
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@ -19,6 +19,7 @@
#include "common/log.h"
#include "common/file_util.h"
#include "video_core/color.h"
#include "video_core/math.h"
#include "video_core/pica.h"
@ -359,29 +360,26 @@ const Math::Vec4<u8> LookupTexture(const u8* source, int x, int y, const Texture
u8 g = ((source_ptr) >> 6) & 0x1F;
u8 b = (source_ptr >> 1) & 0x1F;
u8 a = source_ptr & 1;
return Math::MakeVec<u8>((r << 3) | (r >> 2), (g << 3) | (g >> 2), (b << 3) | (b >> 2), disable_alpha ? 255 : (a * 255));
return Math::MakeVec<u8>(Color::Convert5To8(r), Color::Convert5To8(g),
Color::Convert5To8(b), disable_alpha ? 255 : Color::Convert1To8(a));
}
case Regs::TextureFormat::RGB565:
{
const u16 source_ptr = *(const u16*)(source + offset * 2);
u8 r = (source_ptr >> 11) & 0x1F;
u8 g = ((source_ptr) >> 5) & 0x3F;
u8 b = (source_ptr) & 0x1F;
return Math::MakeVec<u8>((r << 3) | (r >> 2), (g << 2) | (g >> 4), (b << 3) | (b >> 2), 255);
u8 r = Color::Convert5To8((source_ptr >> 11) & 0x1F);
u8 g = Color::Convert6To8(((source_ptr) >> 5) & 0x3F);
u8 b = Color::Convert5To8((source_ptr) & 0x1F);
return Math::MakeVec<u8>(r, g, b, 255);
}
case Regs::TextureFormat::RGBA4:
{
const u8* source_ptr = source + offset * 2;
u8 r = source_ptr[1] >> 4;
u8 g = source_ptr[1] & 0xF;
u8 b = source_ptr[0] >> 4;
u8 a = source_ptr[0] & 0xF;
r = (r << 4) | r;
g = (g << 4) | g;
b = (b << 4) | b;
a = (a << 4) | a;
u8 r = Color::Convert4To8(source_ptr[1] >> 4);
u8 g = Color::Convert4To8(source_ptr[1] & 0xF);
u8 b = Color::Convert4To8(source_ptr[0] >> 4);
u8 a = Color::Convert4To8(source_ptr[0] & 0xF);
return { r, g, b, disable_alpha ? (u8)255 : a };
}
@ -418,10 +416,8 @@ const Math::Vec4<u8> LookupTexture(const u8* source, int x, int y, const Texture
{
const u8* source_ptr = source + offset;
u8 i = ((*source_ptr) & 0xF0) >> 4;
u8 a = (*source_ptr) & 0xF;
a |= a << 4;
i |= i << 4;
u8 i = Color::Convert4To8(((*source_ptr) & 0xF0) >> 4);
u8 a = Color::Convert4To8((*source_ptr) & 0xF);
if (disable_alpha) {
// Show intensity as red, alpha as green
@ -436,7 +432,7 @@ const Math::Vec4<u8> LookupTexture(const u8* source, int x, int y, const Texture
const u8* source_ptr = source + offset / 2;
u8 a = (coarse_x % 2) ? ((*source_ptr)&0xF) : (((*source_ptr) & 0xF0) >> 4);
a |= a << 4;
a = Color::Convert4To8(a);
if (disable_alpha) {
return { a, a, a, 255 };