1 files changed, 25 insertions, 12 deletions

diff --git a/mesalib/src/mesa/main/texobj.c b/mesalib/src/mesa/main/texobj.c
index 1d905b608..638e418da 100644
--- a/mesalib/src/mesa/main/texobj.c
+++ b/mesalib/src/mesa/main/texobj.c
@@ -577,7 +577,7 @@ _mesa_test_texobj_completeness( const struct gl_context *ctx,
       GLint i;
       const GLint minLevel = baseLevel;
       const GLint maxLevel = t->_MaxLevel;
-      const GLuint numFaces = t->Target == GL_TEXTURE_CUBE_MAP ? 6 : 1;
+      const GLuint numFaces = _mesa_num_tex_faces(t->Target);
       GLuint width, height, depth, face;
 
       if (minLevel > maxLevel) {
@@ -783,7 +783,8 @@ _mesa_get_fallback_texture(struct gl_context *ctx, gl_texture_index tex)
       texObj->Sampler.MinFilter = GL_NEAREST;
       texObj->Sampler.MagFilter = GL_NEAREST;
 
-      texFormat = ctx->Driver.ChooseTextureFormat(ctx, GL_RGBA, GL_RGBA,
+      texFormat = ctx->Driver.ChooseTextureFormat(ctx, target,
+                                                  GL_RGBA, GL_RGBA,
                                                   GL_UNSIGNED_BYTE);
 
       /* need a loop here just for cube maps */
@@ -826,7 +827,7 @@ _mesa_get_fallback_texture(struct gl_context *ctx, gl_texture_index tex)
 static GLuint
 texture_size(const struct gl_texture_object *texObj)
 {
-   const GLuint numFaces = texObj->Target == GL_TEXTURE_CUBE_MAP ? 6 : 1;
+   const GLuint numFaces = _mesa_num_tex_faces(texObj->Target);
    GLuint face, level, size = 0;
 
    for (face = 0; face < numFaces; face++) {
@@ -1118,27 +1119,39 @@ _mesa_DeleteTextures( GLsizei n, const GLuint *textures)
  * \return TEXTURE_x_INDEX or -1 if target is invalid
  */
 static GLint
-target_enum_to_index(GLenum target)
+target_enum_to_index(struct gl_context *ctx, GLenum target)
 {
    switch (target) {
    case GL_TEXTURE_1D:
-      return TEXTURE_1D_INDEX;
+      return _mesa_is_desktop_gl(ctx) ? TEXTURE_1D_INDEX : -1;
    case GL_TEXTURE_2D:
       return TEXTURE_2D_INDEX;
    case GL_TEXTURE_3D:
       return TEXTURE_3D_INDEX;
    case GL_TEXTURE_CUBE_MAP_ARB:
-      return TEXTURE_CUBE_INDEX;
+      return ctx->Extensions.ARB_texture_cube_map
+         ? TEXTURE_CUBE_INDEX : -1;
    case GL_TEXTURE_RECTANGLE_NV:
-      return TEXTURE_RECT_INDEX;
+      return _mesa_is_desktop_gl(ctx) && ctx->Extensions.NV_texture_rectangle
+         ? TEXTURE_RECT_INDEX : -1;
    case GL_TEXTURE_1D_ARRAY_EXT:
-      return TEXTURE_1D_ARRAY_INDEX;
+      return _mesa_is_desktop_gl(ctx)
+         && (ctx->Extensions.EXT_texture_array
+             || ctx->Extensions.MESA_texture_array)
+         ? TEXTURE_1D_ARRAY_INDEX : -1;
    case GL_TEXTURE_2D_ARRAY_EXT:
-      return TEXTURE_2D_ARRAY_INDEX;
+      return (_mesa_is_desktop_gl(ctx)
+              && (ctx->Extensions.EXT_texture_array
+                  || ctx->Extensions.MESA_texture_array))
+         || _mesa_is_gles3(ctx)
+         ? TEXTURE_2D_ARRAY_INDEX : -1;
    case GL_TEXTURE_BUFFER_ARB:
-      return TEXTURE_BUFFER_INDEX;
+      return _mesa_is_desktop_gl(ctx)
+         && ctx->Extensions.ARB_texture_buffer_object
+         ? TEXTURE_BUFFER_INDEX : -1;
    case GL_TEXTURE_EXTERNAL_OES:
-      return TEXTURE_EXTERNAL_INDEX;
+      return _mesa_is_gles(ctx) && ctx->Extensions.OES_EGL_image_external
+         ? TEXTURE_EXTERNAL_INDEX : -1;
    default:
       return -1;
    }
@@ -1173,7 +1186,7 @@ _mesa_BindTexture( GLenum target, GLuint texName )
       _mesa_debug(ctx, "glBindTexture %s %d\n",
                   _mesa_lookup_enum_by_nr(target), (GLint) texName);
 
-   targetIndex = target_enum_to_index(target);
+   targetIndex = target_enum_to_index(ctx, target);
    if (targetIndex < 0) {
       _mesa_error(ctx, GL_INVALID_ENUM, "glBindTexture(target)");
       return;