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@redhat.com>

diff --git a/src/mesa/main/texformat.c b/src/mesa/main/texformat.c
index ccc3c49f55902baf0edce71f58a407e816a25775..7f262d6d82f6b7e8c783e3cacab54e2a5080483d 100644 (file)
--- 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;
       }
    }