Mesa (master): mesa/texformat: add integer fallbacks to other formats

Dave Airlie airlied at kemper.freedesktop.org
Sat Oct 8 09:47:08 PDT 2011


Module: Mesa
Branch: master
Commit: c2060c0af7de4678d55962369244451fe678c4e8
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=c2060c0af7de4678d55962369244451fe678c4e8

Author: Dave Airlie <airlied at redhat.com>
Date:   Wed Oct  5 19:21:32 2011 +0100

mesa/texformat: add integer fallbacks to other formats

This fixes up the integer format choosing to pick the closest mesa format
then the most likely fallback.

(the formatting in this file needs cleaning in another patch).

Signed-off-by: Dave Airlie <airlied at redhat.com>

---

 src/mesa/main/texformat.c |  204 +++++++++++++++++++++++++++++----------------
 1 files changed, 131 insertions(+), 73 deletions(-)

diff --git a/src/mesa/main/texformat.c b/src/mesa/main/texformat.c
index ccc3c49..7f262d6 100644
--- a/src/mesa/main/texformat.c
+++ b/src/mesa/main/texformat.c
@@ -591,86 +591,144 @@ _mesa_choose_tex_format( struct gl_context *ctx, GLint internalFormat,
 
    if (ctx->Extensions.EXT_texture_integer) {
       switch (internalFormat) {
-      case GL_RGBA32UI_EXT:
-      case GL_RGB32UI_EXT:
-      case GL_ALPHA32UI_EXT:
-      case GL_INTENSITY32UI_EXT:
-      case GL_LUMINANCE32UI_EXT:
-      case GL_LUMINANCE_ALPHA32UI_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT32);
-	 break;
-      case GL_RGBA16UI_EXT:
-      case GL_RGB16UI_EXT:
+      case GL_ALPHA8UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_ALPHA_UINT8);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT8);
+         break;
       case GL_ALPHA16UI_EXT:
-      case GL_INTENSITY16UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_ALPHA_UINT16);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT16);
+         break;
+      case GL_ALPHA32UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_ALPHA_UINT32);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT32);
+         break;
+      case GL_ALPHA8I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_ALPHA_INT8);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT8);
+         break;
+      case GL_ALPHA16I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_ALPHA_INT16);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT16);
+         break;
+      case GL_ALPHA32I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_ALPHA_INT32);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT32);
+         break;
+      case GL_LUMINANCE8UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_UINT8);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT8);
+         break;
       case GL_LUMINANCE16UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_UINT16);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT16);
+         break;
+      case GL_LUMINANCE32UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_UINT32);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT32);
+         break;
+      case GL_LUMINANCE8I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_INT8);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT8);
+         break;
+      case GL_LUMINANCE16I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_INT16);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT16);
+         break;
+      case GL_LUMINANCE32I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_INT32);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT32);
+         break;
+      case GL_LUMINANCE_ALPHA8UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_ALPHA_UINT8);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT8);
+         break;
       case GL_LUMINANCE_ALPHA16UI_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT16);
-	 break;
-      case GL_RGBA8UI_EXT:
-      case GL_RGB8UI_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT8);
-	 break;
-      case GL_ALPHA8UI_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_ALPHA_UINT8);
-	 break;
+         RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_ALPHA_UINT16);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT16);
+         break;
+      case GL_LUMINANCE_ALPHA32UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_ALPHA_UINT32);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT32);
+         break;
+      case GL_LUMINANCE_ALPHA8I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_ALPHA_INT8);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT8);
+         break;
+      case GL_LUMINANCE_ALPHA16I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_ALPHA_INT16);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT16);
+         break;
+      case GL_LUMINANCE_ALPHA32I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_ALPHA_INT32);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT32);
+         break;
       case GL_INTENSITY8UI_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_INTENSITY_UINT8);
-	 break;
-      case GL_LUMINANCE8UI_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_UINT8);
-	 break;
-      case GL_LUMINANCE_ALPHA8UI_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_ALPHA_UINT8);
-	 break;
-      case GL_RGBA32I_EXT:
-      case GL_RGB32I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT32);
-	 break;
-      case GL_ALPHA32I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_ALPHA_INT32);
-	 break;
+         RETURN_IF_SUPPORTED(MESA_FORMAT_INTENSITY_UINT8);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT8);
+         break;
+      case GL_INTENSITY16UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_INTENSITY_UINT16);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT16);
+         break;
+      case GL_INTENSITY32UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_INTENSITY_UINT32);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT32);
+         break;
+      case GL_INTENSITY8I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_INTENSITY_INT8);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT8);
+         break;
+      case GL_INTENSITY16I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_INTENSITY_INT16);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT16);
+         break;
       case GL_INTENSITY32I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_INTENSITY_INT32);
-	 break;
-      case GL_LUMINANCE32I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_INT32);
-	 break;
-      case GL_LUMINANCE_ALPHA32I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_ALPHA_INT32);
-	 break;
-      case GL_RGBA16I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_INTENSITY_INT32);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT32);
+         break;
+      case GL_RGB8UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_UINT8);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT8);
+         break;
+      case GL_RGB16UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_UINT16);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT16);
+         break;
+      case GL_RGB32UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_UINT32);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT32);
+         break;
+      case GL_RGB8I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_INT8);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT8);
+         break;
       case GL_RGB16I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT16);
-	 break;
-      case GL_ALPHA16I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_ALPHA_INT16);
-	 break;
-      case GL_INTENSITY16I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_INTENSITY_INT16);
-	 break;
-      case GL_LUMINANCE16I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_INT16);
-	 break;
-      case GL_LUMINANCE_ALPHA16I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_ALPHA_INT16);
-	 break;
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_INT16);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT16);
+         break;
+      case GL_RGB32I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGB_INT32);
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT32);
+         break;
+      case GL_RGBA8UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT8);
+         break;
+      case GL_RGBA16UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT16);
+         break;
+      case GL_RGBA32UI_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_UINT32);
+         break;
       case GL_RGBA8I_EXT:
-      case GL_RGB8I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT8);
-	 break;
-      case GL_ALPHA8I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_ALPHA_INT8);
-	 break;
-      case GL_INTENSITY8I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_INTENSITY_INT8);
-	 break;
-      case GL_LUMINANCE8I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_INT8);
-	 break;
-      case GL_LUMINANCE_ALPHA8I_EXT:
-	 RETURN_IF_SUPPORTED(MESA_FORMAT_LUMINANCE_ALPHA_INT8);
-	 break;
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT8);
+         break;
+      case GL_RGBA16I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT16);
+         break;
+      case GL_RGBA32I_EXT:
+         RETURN_IF_SUPPORTED(MESA_FORMAT_RGBA_INT32);
+         break;
       }
    }
 



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