[Mesa-dev] [PATCH 6/6] mesa: Pixman texture conversion rgb to rgb565 and rgb565_rev

[Juha-Pekka Heikkila]

If available use Pixman fastpath for texture conversion.

Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikkila at gmail.com>
---
 src/mesa/main/texstore.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c
index fff92eb..3d95fb6 100644
--- a/src/mesa/main/texstore.c
+++ b/src/mesa/main/texstore.c
@@ -1223,6 +1223,13 @@ _mesa_texstore_rgb565(TEXSTORE_PARAMS)
          _mesa_image_address(dims, srcPacking, srcAddr, srcWidth, srcHeight,
                              srcFormat, srcType, 0, 0, 0);
       GLubyte *dst = dstSlices[0];
+#ifdef HAVE_PIXMAN
+      pixman_texture_conversion(PIXMAN_r8g8b8, (uint32_t *)src,
+                                srcRowStride, srcWidth, srcHeight,
+                                dstFormat == MESA_FORMAT_R5G6B5_UNORM?
+                                PIXMAN_r5g6b5:PIXMAN_b5g6r5,
+                                (uint32_t *)dst, dstRowStride);
+#else
       GLint row, col;
       for (row = 0; row < srcHeight; row++) {
          const GLubyte *srcUB = (const GLubyte *) src;
@@ -1243,6 +1250,7 @@ _mesa_texstore_rgb565(TEXSTORE_PARAMS)
          dst += dstRowStride;
          src += srcRowStride;
       }
+#endif
    }
    else {
       return store_ubyte_texture(ctx, dims, baseInternalFormat,
-- 
1.8.1.2