From 352cab498a6210e1fdd57d6be2a30d33024ef37f Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Thu, 18 Aug 2011 14:35:27 -0600
Subject: mesa: restructure error checking in
 _mesa_FramebufferTexture1D/2DEXT()

In anticipation of adding more texture targets.

Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
---
 src/mesa/main/fbobject.c | 56 ++++++++++++++++++++++++++++++++++++++----------
 1 file changed, 45 insertions(+), 11 deletions(-)

(limited to 'src/mesa/main/fbobject.c')

diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
index 7646f9bdb03..e25ec8cc2b7 100644
--- a/src/mesa/main/fbobject.c
+++ b/src/mesa/main/fbobject.c
@@ -1984,10 +1984,23 @@ _mesa_FramebufferTexture1DEXT(GLenum target, GLenum attachment,
 {
    GET_CURRENT_CONTEXT(ctx);
 
-   if ((texture != 0) && (textarget != GL_TEXTURE_1D)) {
-      _mesa_error(ctx, GL_INVALID_OPERATION,
-                  "glFramebufferTexture1DEXT(textarget)");
-      return;
+   if (texture != 0) {
+      GLboolean error;
+
+      switch (textarget) {
+      case GL_TEXTURE_1D:
+         error = GL_FALSE;
+         break;
+      default:
+         error = GL_TRUE;
+      }
+
+      if (error) {
+         _mesa_error(ctx, GL_INVALID_OPERATION,
+                     "glFramebufferTexture1DEXT(textarget=%s)",
+                     _mesa_lookup_enum_by_nr(textarget));
+         return;
+      }
    }
 
    framebuffer_texture(ctx, "1D", target, attachment, textarget, texture,
@@ -2001,13 +2014,34 @@ _mesa_FramebufferTexture2DEXT(GLenum target, GLenum attachment,
 {
    GET_CURRENT_CONTEXT(ctx);
 
-   if ((texture != 0) &&
-       (textarget != GL_TEXTURE_2D) &&
-       (textarget != GL_TEXTURE_RECTANGLE_ARB) &&
-       (!is_cube_face(textarget))) {
-      _mesa_error(ctx, GL_INVALID_OPERATION,
-                  "glFramebufferTexture2DEXT(textarget=0x%x)", textarget);
-      return;
+   if (texture != 0) {
+      GLboolean error;
+
+      switch (textarget) {
+      case GL_TEXTURE_2D:
+         error = GL_FALSE;
+         break;
+      case GL_TEXTURE_RECTANGLE:
+         error = !ctx->Extensions.NV_texture_rectangle;
+         break;
+      case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
+      case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
+      case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
+      case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
+      case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
+      case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+         error = !ctx->Extensions.ARB_texture_cube_map;
+         break;
+      default:
+         error = GL_FALSE;
+      }
+
+      if (error) {
+         _mesa_error(ctx, GL_INVALID_OPERATION,
+                     "glFramebufferTexture2DEXT(textarget=%s)",
+                     _mesa_lookup_enum_by_nr(textarget));
+         return;
+      }
    }
 
    framebuffer_texture(ctx, "2D", target, attachment, textarget, texture,
-- 
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