From: Benjamin Franzke <benjaminfranzke@googlemail.com>
Date: Fri, 21 Jan 2011 13:29:06 +0000 (+0100)
Subject: st/mesa: support internalFormat=GL_BGRA in TexImage2D
X-Git-Tag: 062012170305~7645
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c5c1dc8b3fb9495cc4dc54fd80a801c9e826b227;p=profile%2Fivi%2Fmesa.git

st/mesa: support internalFormat=GL_BGRA in TexImage2D
---

diff --git a/src/mesa/state_tracker/st_format.c b/src/mesa/state_tracker/st_format.c
index 2e0a664..a532e08 100644
--- a/src/mesa/state_tracker/st_format.c
+++ b/src/mesa/state_tracker/st_format.c
@@ -511,6 +511,14 @@ st_choose_format(struct pipe_screen *screen, GLenum internalFormat,
       return default_rgba_format( screen, target, sample_count, bindings,
                                   geom_flags );
 
+   case GL_BGRA:
+      if (screen->is_format_supported( screen, PIPE_FORMAT_B8G8R8A8_UNORM,
+                                       target, sample_count, bindings,
+                                       geom_flags ))
+         return PIPE_FORMAT_B8G8R8A8_UNORM;
+      return default_rgba_format( screen, target, sample_count, bindings,
+                                  geom_flags );
+
    case 3:
    case GL_RGB:
    case GL_RGB8:
@@ -1032,7 +1040,8 @@ st_ChooseTextureFormat(struct gl_context *ctx, GLint internalFormat,
    boolean want_renderable =
       internalFormat == 3 || internalFormat == 4 ||
       internalFormat == GL_RGB || internalFormat == GL_RGBA ||
-      internalFormat == GL_RGB8 || internalFormat == GL_RGBA8;
+      internalFormat == GL_RGB8 || internalFormat == GL_RGBA8 ||
+      internalFormat == GL_BGRA;
 
    return st_ChooseTextureFormat_renderable(ctx, internalFormat,
 					    format, type, want_renderable);