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(GX) implement 32-bit color support

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This commit is contained in:
Toad King 2012-12-18 22:15:31 -05:00
parent 2ecb4cebe8
commit 79ccb9a6d9
1 changed files with 68 additions and 10 deletions
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78
gx/gx_video.c
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@ -535,9 +535,9 @@ static __attribute__ ((noinline)) void update_texture_asm(const uint32_t *src, c
#endif #endif
#define BLIT_LINE(off) \ #define BLIT_LINE_16(off) \
{ \ { \
const uint32_t *tmp_src = src2; \ const uint32_t *tmp_src = src; \
uint32_t *tmp_dst = dst; \ uint32_t *tmp_dst = dst; \
for (unsigned x = 0; x < width2; x += 8, tmp_src += 8, tmp_dst += 32) \ for (unsigned x = 0; x < width2; x += 8, tmp_src += 8, tmp_dst += 32) \
{ \ { \
@ -550,11 +550,67 @@ static __attribute__ ((noinline)) void update_texture_asm(const uint32_t *src, c
tmp_dst[24 + off] = tmp_src[6]; \ tmp_dst[24 + off] = tmp_src[6]; \
tmp_dst[25 + off] = tmp_src[7]; \ tmp_dst[25 + off] = tmp_src[7]; \
} \ } \
src2 += tmp_pitch; \ src += tmp_pitch; \
} }
static void convert_texture(const uint32_t *_src, uint32_t *_dst, #define BLIT_LINE_32(off) \
unsigned width, unsigned height, unsigned pitch) { \
const uint16_t *tmp_src = src; \
uint16_t *tmp_dst = dst; \
for (unsigned x = 0; x < width2; x += 8, tmp_src += 32, tmp_dst += 128) \
{ \
tmp_dst[ 0 + off] = tmp_src[0] | 0xFF00; \
tmp_dst[ 16 + off] = tmp_src[1]; \
tmp_dst[ 1 + off] = tmp_src[2] | 0xFF00; \
tmp_dst[ 17 + off] = tmp_src[3]; \
tmp_dst[ 2 + off] = tmp_src[4] | 0xFF00; \
tmp_dst[ 18 + off] = tmp_src[5]; \
tmp_dst[ 3 + off] = tmp_src[6] | 0xFF00; \
tmp_dst[ 19 + off] = tmp_src[7]; \
tmp_dst[ 32 + off] = tmp_src[8] | 0xFF00; \
tmp_dst[ 48 + off] = tmp_src[9]; \
tmp_dst[ 33 + off] = tmp_src[10] | 0xFF00; \
tmp_dst[ 49 + off] = tmp_src[11]; \
tmp_dst[ 34 + off] = tmp_src[12] | 0xFF00; \
tmp_dst[ 50 + off] = tmp_src[13]; \
tmp_dst[ 35 + off] = tmp_src[14] | 0xFF00; \
tmp_dst[ 51 + off] = tmp_src[15]; \
tmp_dst[ 64 + off] = tmp_src[16] | 0xFF00; \
tmp_dst[ 80 + off] = tmp_src[17]; \
tmp_dst[ 65 + off] = tmp_src[18] | 0xFF00; \
tmp_dst[ 81 + off] = tmp_src[19]; \
tmp_dst[ 66 + off] = tmp_src[20] | 0xFF00; \
tmp_dst[ 82 + off] = tmp_src[21]; \
tmp_dst[ 67 + off] = tmp_src[22] | 0xFF00; \
tmp_dst[ 83 + off] = tmp_src[23]; \
tmp_dst[ 96 + off] = tmp_src[24] | 0xFF00; \
tmp_dst[112 + off] = tmp_src[25]; \
tmp_dst[ 97 + off] = tmp_src[26] | 0xFF00; \
tmp_dst[113 + off] = tmp_src[27]; \
tmp_dst[ 98 + off] = tmp_src[28] | 0xFF00; \
tmp_dst[114 + off] = tmp_src[29]; \
tmp_dst[ 99 + off] = tmp_src[30] | 0xFF00; \
tmp_dst[115 + off] = tmp_src[31]; \
} \
src += tmp_pitch; \
}
static void convert_texture(gx_video_t *gx, bool menu, const uint32_t *_src, uint32_t *_dst,
if (rgb32 && !menu)
width &= ~15;
height &= ~3;
unsigned tmp_pitch = pitch >> 1;
unsigned width2 = width << 1;
const uint16_t *src = (uint16_t *) _src;
uint16_t *dst = (uint16_t *) _dst;
for (unsigned i = 0; i < height; i += 4, dst += 4 * width2)
{
BLIT_LINE_32(0)
BLIT_LINE_32(4)
BLIT_LINE_32(8)
BLIT_LINE_32(12)
}
{ {
#ifdef ASM_BLITTER #ifdef ASM_BLITTER
width &= ~3; width &= ~3;
@ -568,19 +624,21 @@ static void convert_texture(const uint32_t *_src, uint32_t *_dst,
// Texture data is 4x4 tiled @ 16bpp. // Texture data is 4x4 tiled @ 16bpp.
// Use 32-bit to transfer more data per cycle. // Use 32-bit to transfer more data per cycle.
const uint32_t *src2 = _src; const uint32_t *src = _src;
uint32_t *dst = _dst; uint32_t *dst = _dst;
for (unsigned i = 0; i < height; i += 4, dst += 4 * width2) for (unsigned i = 0; i < height; i += 4, dst += 4 * width2)
{ {
BLIT_LINE(0) BLIT_LINE_16(0)
BLIT_LINE(2) BLIT_LINE_16(2)
BLIT_LINE(4) BLIT_LINE_16(4)
BLIT_LINE(6) BLIT_LINE_16(6)
} }
#endif #endif
} }
convert_texture(gx, false, src, g_tex.data, width, height, pitch, gx->rgb32);
convert_texture(gx, true, gx->menu_data, menu_tex.data, RGUI_WIDTH, RGUI_HEIGHT, RGUI_WIDTH * 2, false);
static void gx_resize(gx_video_t *gx) static void gx_resize(gx_video_t *gx)
{ {
int x = 0, y = 0; int x = 0, y = 0;