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authorBrian Paul <brianp@vmware.com>2009-09-08 16:45:34 -0600
committerBrian Paul <brianp@vmware.com>2009-09-08 16:45:34 -0600
commit97cbaab541e08460cab5bbaa64c873111ff40c0d (patch)
tree1bd9005488dc4588d0263fba9805c34aacccf4d4 /src/gallium/auxiliary
parent079ae4c38cf8155f7aa039f6f4374fe5d351ef4f (diff)
gallium: added r8g8b8_get/put_tile_rgba()
Diffstat (limited to 'src/gallium/auxiliary')
-rw-r--r--src/gallium/auxiliary/util/u_tile.c54
1 files changed, 53 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/util/u_tile.c b/src/gallium/auxiliary/util/u_tile.c
index 1235a67d26..0d6489c26e 100644
--- a/src/gallium/auxiliary/util/u_tile.c
+++ b/src/gallium/auxiliary/util/u_tile.c
@@ -170,7 +170,7 @@ x8r8g8b8_get_tile_rgba(const unsigned *src,
pRow[0] = ubyte_to_float((pixel >> 16) & 0xff);
pRow[1] = ubyte_to_float((pixel >> 8) & 0xff);
pRow[2] = ubyte_to_float((pixel >> 0) & 0xff);
- pRow[3] = ubyte_to_float(0xff);
+ pRow[3] = 1.0F;
}
p += dst_stride;
}
@@ -394,6 +394,52 @@ r5g6b5_put_tile_rgba(ushort *dst,
+/*** PIPE_FORMAT_R8G8B8_UNORM ***/
+
+static void
+r8g8b8_get_tile_rgba(const ubyte *src,
+ unsigned w, unsigned h,
+ float *p,
+ unsigned dst_stride)
+{
+ unsigned i, j;
+
+ for (i = 0; i < h; i++) {
+ float *pRow = p;
+ for (j = 0; j < w; j++, pRow += 4) {
+ pRow[0] = ubyte_to_float(src[0]);
+ pRow[1] = ubyte_to_float(src[1]);
+ pRow[2] = ubyte_to_float(src[2]);
+ pRow[3] = 1.0f;
+ src += 3;
+ }
+ p += dst_stride;
+ }
+}
+
+
+static void
+r8g8b8_put_tile_rgba(ubyte *dst,
+ unsigned w, unsigned h,
+ const float *p,
+ unsigned src_stride)
+{
+ unsigned i, j;
+
+ for (i = 0; i < h; i++) {
+ const float *pRow = p;
+ for (j = 0; j < w; j++, pRow += 4) {
+ dst[0] = float_to_ubyte(pRow[0]);
+ dst[1] = float_to_ubyte(pRow[1]);
+ dst[2] = float_to_ubyte(pRow[2]);
+ dst += 3;
+ }
+ p += src_stride;
+ }
+}
+
+
+
/*** PIPE_FORMAT_Z16_UNORM ***/
/**
@@ -1106,6 +1152,9 @@ pipe_tile_raw_to_rgba(enum pipe_format format,
case PIPE_FORMAT_R5G6B5_UNORM:
r5g6b5_get_tile_rgba((ushort *) src, w, h, dst, dst_stride);
break;
+ case PIPE_FORMAT_R8G8B8_UNORM:
+ r8g8b8_get_tile_rgba((ubyte *) src, w, h, dst, dst_stride);
+ break;
case PIPE_FORMAT_L8_UNORM:
l8_get_tile_rgba((ubyte *) src, w, h, dst, dst_stride);
break;
@@ -1222,6 +1271,9 @@ pipe_put_tile_rgba(struct pipe_transfer *pt,
case PIPE_FORMAT_R5G6B5_UNORM:
r5g6b5_put_tile_rgba((ushort *) packed, w, h, p, src_stride);
break;
+ case PIPE_FORMAT_R8G8B8_UNORM:
+ r8g8b8_put_tile_rgba((ubyte *) packed, w, h, p, src_stride);
+ break;
case PIPE_FORMAT_R8G8B8A8_UNORM:
assert(0);
break;