mesa/objectlabel: don't do memcpy if bufSize is 0 (v2)

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

diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h
index 70ed5633f7b2f96a3682dbaeab876978ff7aff77..d62fee690f46d6617d90bc5f7cfe45c920a2c0b8 100644 (file)
--- a/src/mesa/main/dd.h
+++ b/src/mesa/main/dd.h
@@ -35,6 +35,7 @@
 
 #include "glheader.h"
 
+struct gl_bitmap_atlas;
 struct gl_buffer_object;
 struct gl_context;
 struct gl_display_list;
@@ -48,6 +49,7 @@ struct gl_shader;
 struct gl_shader_program;
 struct gl_texture_image;
 struct gl_texture_object;
+struct gl_memory_info;
 
 /* GL_ARB_vertex_buffer_object */
 /* Modifies GL_MAP_UNSYNCHRONIZED_BIT to allow driver to fail (return
@@ -153,6 +155,14 @@ struct dd_function_table {
                   GLint x, GLint y, GLsizei width, GLsizei height,
                   const struct gl_pixelstore_attrib *unpack,
                   const GLubyte *bitmap );
+
+   /**
+    * Called by display list code for optimized glCallLists/glBitmap rendering
+    * The driver must support texture rectangles of width 1024 or more.
+    */
+   void (*DrawAtlasBitmaps)(struct gl_context *ctx,
+                            const struct gl_bitmap_atlas *atlas,
+                            GLuint count, const GLubyte *ids);
    /*@}*/
 
    
@@ -174,22 +184,24 @@ struct dd_function_table {
                                       GLenum srcFormat, GLenum srcType );
 
    /**
-    * Determine sample counts support for a particular target and format
+    * Queries different driver parameters for a particular target and format.
+    * Since ARB_internalformat_query2 introduced several new query parameters
+    * over ARB_internalformat_query, having one driver hook for each parameter
+    * is no longer feasible. So this is the generic entry-point for calls
+    * to glGetInternalFormativ and glGetInternalFormati64v, after Mesa has
+    * checked errors and default values.
     *
     * \param ctx            GL context
     * \param target         GL target enum
     * \param internalFormat GL format enum
-    * \param samples        Buffer to hold the returned sample counts.
-    *                       Drivers \b must \b not return more than 16 counts.
-    *
-    * \returns
-    * The number of sample counts actually written to \c samples.  If
-    * \c internaFormat is not renderable, zero is returned.
+    * \param pname          GL enum that specifies the info to query.
+    * \param params         Buffer to hold the result of the query.
     */
-   size_t (*QuerySamplesForFormat)(struct gl_context *ctx,
-                                   GLenum target,
-                                   GLenum internalFormat,
-                                   int samples[16]);
+   void (*QueryInternalFormat)(struct gl_context *ctx,
+                               GLenum target,
+                               GLenum internalFormat,
+                               GLenum pname,
+                               GLint *params);
 
    /**
     * Called by glTexImage[123]D() and glCopyTexImage[12]D()
@@ -464,6 +476,11 @@ struct dd_function_table {
                                      GLuint id);
    /** Delete a program */
    void (*DeleteProgram)(struct gl_context *ctx, struct gl_program *prog);   
+   /**
+    * Allocate a program to associate with the new ATI fragment shader (optional)
+    */
+   struct gl_program * (*NewATIfs)(struct gl_context *ctx,
+                                   struct ati_fragment_shader *curProg);
    /**
     * Notify driver that a program string (and GPU code) has been specified
     * or modified.  Return GL_TRUE or GL_FALSE to indicate if the program is
@@ -726,6 +743,15 @@ struct dd_function_table {
    void (*EndQuery)(struct gl_context *ctx, struct gl_query_object *q);
    void (*CheckQuery)(struct gl_context *ctx, struct gl_query_object *q);
    void (*WaitQuery)(struct gl_context *ctx, struct gl_query_object *q);
+   /*
+    * \pname the value requested to be written (GL_QUERY_RESULT, etc)
+    * \ptype the type of the value requested to be written:
+    *    GL_UNSIGNED_INT, GL_UNSIGNED_INT64_ARB,
+    *    GL_INT, GL_INT64_ARB
+    */
+   void (*StoreQueryResult)(struct gl_context *ctx, struct gl_query_object *q,
+                            struct gl_buffer_object *buf, intptr_t offset,
+                            GLenum pname, GLenum ptype);
    /*@}*/
 
    /**
@@ -762,6 +788,12 @@ struct dd_function_table {
    void (*UseProgram)(struct gl_context *ctx, struct gl_shader_program *shProg);
    /*@}*/
 
+   /**
+    * \name GREMEDY debug/marker functions
+    */
+   /*@{*/
+   void (*EmitStringMarker)(struct gl_context *ctx, const GLchar *string, GLsizei len);
+   /*@}*/
 
    /**
     * \name Support for multiple T&L engines
@@ -933,6 +965,13 @@ struct dd_function_table {
    void (*DispatchCompute)(struct gl_context *ctx, const GLuint *num_groups);
    void (*DispatchComputeIndirect)(struct gl_context *ctx, GLintptr indirect);
    /*@}*/
+
+   /**
+    * Query information about memory. Device memory is e.g. VRAM. Staging
+    * memory is e.g. GART. All sizes are in kilobytes.
+    */
+   void (*QueryMemoryInfo)(struct gl_context *ctx,
+                           struct gl_memory_info *info);
 };