mesa/format_utils: Add a general format conversion function

[mesa.git] / src / mesa / main / dd.h

diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h
index b444b4cf504dfcf4d243ee8090509c66842c50a2..89765351e14d39c9c9bb55372718122f3962685d 100644 (file)
--- a/src/mesa/main/dd.h
+++ b/src/mesa/main/dd.h
@@ -238,6 +238,20 @@ struct dd_function_table {
                         GLenum format, GLenum type, GLvoid *pixels,
                         struct gl_texture_image *texImage );
 
+   /**
+    * Called by glClearTex[Sub]Image
+    *
+    * Clears a rectangular region of the image to a given value. The
+    * clearValue argument is either NULL or points to a single texel to use as
+    * the clear value in the same internal format as the texture image. If it
+    * is NULL then the texture should be cleared to zeroes.
+    */
+   void (*ClearTexSubImage)(struct gl_context *ctx,
+                            struct gl_texture_image *texImage,
+                            GLint xoffset, GLint yoffset, GLint zoffset,
+                            GLsizei width, GLsizei height, GLsizei depth,
+                            const GLvoid *clearValue);
+
    /**
     * Called by glCopyTex[Sub]Image[123]D().
     *
@@ -314,10 +328,10 @@ struct dd_function_table {
    /*@{*/
 
    /**
-    * Called by glBindTexture().
+    * Called by glBindTexture() and glBindTextures().
     */
-   void (*BindTexture)( struct gl_context *ctx, GLenum target,
-                        struct gl_texture_object *tObj );
+   void (*BindTexture)( struct gl_context *ctx, GLuint texUnit,
+                        GLenum target, struct gl_texture_object *tObj );
 
    /**
     * Called to allocate a new texture object.  Drivers will usually
@@ -578,7 +592,7 @@ struct dd_function_table {
 
    GLboolean (*BufferData)(struct gl_context *ctx, GLenum target,
                            GLsizeiptrARB size, const GLvoid *data, GLenum usage,
-                           struct gl_buffer_object *obj);
+                           GLenum storageFlags, struct gl_buffer_object *obj);
 
    void (*BufferSubData)( struct gl_context *ctx, GLintptrARB offset,
                          GLsizeiptrARB size, const GLvoid *data,
@@ -605,14 +619,17 @@ struct dd_function_table {
     */
    void * (*MapBufferRange)( struct gl_context *ctx, GLintptr offset,
                              GLsizeiptr length, GLbitfield access,
-                             struct gl_buffer_object *obj);
+                             struct gl_buffer_object *obj,
+                             gl_map_buffer_index index);
 
    void (*FlushMappedBufferRange)(struct gl_context *ctx,
                                   GLintptr offset, GLsizeiptr length,
-                                  struct gl_buffer_object *obj);
+                                  struct gl_buffer_object *obj,
+                                  gl_map_buffer_index index);
 
    GLboolean (*UnmapBuffer)( struct gl_context *ctx,
-                            struct gl_buffer_object *obj );
+                            struct gl_buffer_object *obj,
+                             gl_map_buffer_index index);
    /*@}*/
 
    /**