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added r5g5b5_put_tile_rgba()

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This commit is contained in:
Brian 2007-12-12 16:30:49 -07:00
parent 4416514aa8
commit 417c295333
1 changed files with 33 additions and 2 deletions
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35
src/mesa/pipe/softpipe/sp_rgba_tile.c
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@ -275,6 +275,37 @@ r5g6b5_get_tile_rgba(struct pipe_surface *ps,
}
static void
r5g5b5_put_tile_rgba(struct pipe_surface *ps,
unsigned x, unsigned y, unsigned w, unsigned h,
const float *p)
{
ushort *dst
= ((ushort *) (ps->map))
+ y * ps->pitch + x;
unsigned i, j;
unsigned w0 = w;
assert(ps->format == PIPE_FORMAT_R5G6B5_UNORM);
CLIP_TILE;
for (i = 0; i < h; i++) {
const float *pRow = p;
for (j = 0; j < w; j++) {
uint r = (uint) (CLAMP(pRow[0], 0.0, 1.0) * 31.0);
uint g = (uint) (CLAMP(pRow[1], 0.0, 1.0) * 63.0);
uint b = (uint) (CLAMP(pRow[2], 0.0, 1.0) * 31.0);
dst[j] = (r << 11) | (g << 5) | (b);
pRow += 4;
}
dst += ps->pitch;
p += w0 * 4;
}
}
/*** PIPE_FORMAT_Z16_UNORM ***/
/**
@ -690,9 +721,9 @@ softpipe_put_tile_rgba(struct pipe_context *pipe,
/*a1r5g5b5_put_tile_rgba(ps, x, y, w, h, p);*/
break;
case PIPE_FORMAT_R5G6B5_UNORM:
r5g5b5_put_tile_rgba(ps, x, y, w, h, p);
break;
case PIPE_FORMAT_R8G8B8A8_UNORM:
/* XXX need these */
fprintf(stderr, "unsup pipe format in softpipe_put_tile_rgba()\n");
break;
case PIPE_FORMAT_U_L8:
/*l8_put_tile_rgba(ps, x, y, w, h, p);*/