Adds tracking of number of unrenderable textures so...

gpu/command_buffer/service/texture_manager.h

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef GPU_COMMAND_BUFFER_SERVICE_TEXTURE_MANAGER_H_
 #define GPU_COMMAND_BUFFER_SERVICE_TEXTURE_MANAGER_H_
 
 #include <map>
 #include <vector>
 #include "base/basictypes.h"
@@ skipping 60 matching lines @@
     }
 
     // Whether or not this texture is a non-power-of-two texture.
     bool npot() const {
       return npot_;
     }
 
     // Returns true if mipmaps can be generated by GL.
     bool CanGenerateMipmaps() const;
 
-    // Makes each of the mip levels as though they were generated.
-    bool MarkMipmapsGenerated();
-
-    // Set the info for a particular level.
-    void SetLevelInfo(
-        GLenum target,
-        GLint level,
-        GLint internal_format,
-        GLsizei width,
-        GLsizei height,
-        GLsizei depth,
-        GLint border,
-        GLenum format,
-        GLenum type);
-
     // Get the width and height for a particular level. Returns false if level
     // does not exist.
     bool GetLevelSize(
         GLint face, GLint level, GLsizei* width, GLsizei* height) const;
 
-    // Sets a texture parameter.
-    // TODO(gman): Expand to SetParameteri,f,iv,fv
-    void SetParameter(GLenum pname, GLint param);
-
     bool IsDeleted() const {
       return deleted_;
     }
 
    private:
     friend class TextureManager;
     friend class base::RefCounted<TextureInfo>;
 
     ~TextureInfo() { }
 
@@ skipping 12 matching lines @@
       bool valid;
       GLint internal_format;
       GLsizei width;
       GLsizei height;
       GLsizei depth;
       GLint border;
       GLenum format;
       GLenum type;
     };
 
+    // Set the info for a particular level.
+    void SetLevelInfo(
+        GLenum target,
+        GLint level,
+        GLint internal_format,
+        GLsizei width,
+        GLsizei height,
+        GLsizei depth,
+        GLint border,
+        GLenum format,
+        GLenum type);
+
+    // Sets a texture parameter.
+    // TODO(gman): Expand to SetParameteri,f,iv,fv
+    void SetParameter(GLenum pname, GLint param);
+
+    // Makes each of the mip levels as though they were generated.
+    bool MarkMipmapsGenerated();
+
     void MarkAsDeleted() {
       service_id_ = 0;
       deleted_ = true;
     }
 
     bool NeedsMips() const {
       return min_filter_ != GL_NEAREST && min_filter_ != GL_LINEAR;
     }
 
     // Sets the TextureInfo's target
@@ skipping 67 matching lines @@
 
   // Sets the TextureInfo's target
   // Parameters:
   //   target: GL_TEXTURE_2D or GL_TEXTURE_CUBE_MAP
   //   max_levels: The maximum levels this type of target can have.
   void SetInfoTarget(TextureInfo* info, GLenum target) {
     DCHECK(info);
     info->SetTarget(target, MaxLevelsForTarget(target));
   }
 
+  // Set the info for a particular level in a TexureInfo.
+  void SetLevelInfo(
+      TextureInfo* info,
+      GLenum target,
+      GLint level,
+      GLint internal_format,
+      GLsizei width,
+      GLsizei height,
+      GLsizei depth,
+      GLint border,
+      GLenum format,
+      GLenum type);
+
+  // Sets a texture parameter of a TextureInfo
+  // TODO(gman): Expand to SetParameteri,f,iv,fv
+  void SetParameter(TextureInfo* info, GLenum pname, GLint param);
+
+  // Makes each of the mip levels as though they were generated.
+  bool MarkMipmapsGenerated(TextureInfo* info);
+
   // Creates a new texture info.
   TextureInfo* CreateTextureInfo(GLuint client_id, GLuint service_id);
 
   // Gets the texture info for the given texture.
   TextureInfo* GetTextureInfo(GLuint client_id);
 
   // Removes a texture info.
   void RemoveTextureInfo(GLuint client_id);
 
   // Gets a client id for a given service id.
   bool GetClientId(GLuint service_id, GLuint* client_id) const;
 
   TextureInfo* GetDefaultTextureInfo(GLenum target) {
     return target == GL_TEXTURE_2D ? default_texture_2d_ :
                                      default_texture_cube_map_;
   }
 
+  bool HaveUnrenderableTextures() const {
+    return num_unrenderable_textures_ > 0;
+  }
+
  private:
   // Info for each texture in the system.
   // TODO(gman): Choose a faster container.
   typedef std::map<GLuint, TextureInfo::Ref> TextureInfoMap;
   TextureInfoMap texture_infos_;
 
   GLsizei max_texture_size_;
   GLsizei max_cube_map_texture_size_;
   GLint max_levels_;
   GLint max_cube_map_levels_;
 
+  int num_unrenderable_textures_;
+
   // The default textures for each target (texture name = 0)
   TextureInfo::Ref default_texture_2d_;
   TextureInfo::Ref default_texture_cube_map_;
 
   DISALLOW_COPY_AND_ASSIGN(TextureManager);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_TEXTURE_MANAGER_H_