diff options
Diffstat (limited to 'src/mesa/main')
| -rw-r--r-- | src/mesa/main/dd.h | 112 |
1 files changed, 55 insertions, 57 deletions
diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h index ad7d05794ea..14d27fbb572 100644 --- a/src/mesa/main/dd.h +++ b/src/mesa/main/dd.h @@ -1,4 +1,4 @@ -/* $Id: dd.h,v 1.19 2000/03/20 23:40:57 brianp Exp $ */ +/* $Id: dd.h,v 1.20 2000/03/20 23:45:59 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -506,60 +506,6 @@ struct dd_function_table { /* This is called by glBitmap. Works the same as DrawPixels, above. */ - void (*RenderStart)( GLcontext *ctx ); - void (*RenderFinish)( GLcontext *ctx ); - /* KW: These replace Begin and End, and have more relaxed semantics. - * They are called prior-to and after one or more vb flush, and are - * thus decoupled from the gl_begin/gl_end pairs, which are possibly - * more frequent. If a begin/end pair covers >1 vertex buffer, these - * are called at most once for the pair. (a bit broken at present) - */ - - void (*RasterSetup)( struct vertex_buffer *VB, GLuint start, GLuint end ); - /* This function, if not NULL, is called whenever new window coordinates - * are put in the vertex buffer. The vertices in question are those n - * such that start <= n < end. - * The device driver can convert the window coords to its own specialized - * format. The 3Dfx driver uses this. - * - * Note: Deprecated in favour of RegisterPipelineStages, below. - */ - - - render_func *RenderVBClippedTab; - render_func *RenderVBCulledTab; - render_func *RenderVBRawTab; - /* These function tables allow the device driver to rasterize an - * entire begin/end group of primitives at once. See the - * gl_render_vb() function in vbrender.c for more details. - */ - - - void (*ReducedPrimitiveChange)( GLcontext *ctx, GLenum primitive ); - /* If registered, this will be called when rendering transitions between - * points, lines and triangles. It is not called on transitions between - * primtives such as GL_TRIANGLES and GL_TRIANGLE_STRIPS, or between - * triangles and quads or triangles and polygons. - */ - - GLuint TriangleCaps; - /* Holds a list of the reasons why we might normally want to call - * render_triangle, but which are in fact implemented by the - * driver. The FX driver sets this to DD_TRI_CULL, and will soon - * implement DD_TRI_OFFSET. - */ - - - GLboolean (*MultipassFunc)( struct vertex_buffer *VB, GLuint passno ); - /* Driver may request additional render passes by returning GL_TRUE - * when this function is called. This function will be called - * after the first pass, and passes will be made until the function - * returns GL_FALSE. If no function is registered, only one pass - * is made. - * - * This function will be first invoked with passno == 1. - */ - /*** *** Texture mapping functions: ***/ @@ -766,12 +712,64 @@ struct dd_function_table { void (*PrioritizeTexture)( GLcontext *ctx, struct gl_texture_object *t, GLclampf priority ); - /* - * Notify driver of priority change for a texture. + /* Notify driver of priority change for a texture. */ + /*** + *** Transformation/Rendering functions + ***/ + + void (*RenderStart)( GLcontext *ctx ); + void (*RenderFinish)( GLcontext *ctx ); + /* KW: These replace Begin and End, and have more relaxed semantics. + * They are called prior-to and after one or more vb flush, and are + * thus decoupled from the gl_begin/gl_end pairs, which are possibly + * more frequent. If a begin/end pair covers >1 vertex buffer, these + * are called at most once for the pair. (a bit broken at present) + */ + void (*RasterSetup)( struct vertex_buffer *VB, GLuint start, GLuint end ); + /* This function, if not NULL, is called whenever new window coordinates + * are put in the vertex buffer. The vertices in question are those n + * such that start <= n < end. + * The device driver can convert the window coords to its own specialized + * format. The 3Dfx driver uses this. + * + * Note: Deprecated in favour of RegisterPipelineStages, below. + */ + + render_func *RenderVBClippedTab; + render_func *RenderVBCulledTab; + render_func *RenderVBRawTab; + /* These function tables allow the device driver to rasterize an + * entire begin/end group of primitives at once. See the + * gl_render_vb() function in vbrender.c for more details. + */ + + void (*ReducedPrimitiveChange)( GLcontext *ctx, GLenum primitive ); + /* If registered, this will be called when rendering transitions between + * points, lines and triangles. It is not called on transitions between + * primtives such as GL_TRIANGLES and GL_TRIANGLE_STRIPS, or between + * triangles and quads or triangles and polygons. + */ + + GLuint TriangleCaps; + /* Holds a list of the reasons why we might normally want to call + * render_triangle, but which are in fact implemented by the + * driver. The FX driver sets this to DD_TRI_CULL, and will soon + * implement DD_TRI_OFFSET. + */ + + GLboolean (*MultipassFunc)( struct vertex_buffer *VB, GLuint passno ); + /* Driver may request additional render passes by returning GL_TRUE + * when this function is called. This function will be called + * after the first pass, and passes will be made until the function + * returns GL_FALSE. If no function is registered, only one pass + * is made. + * + * This function will be first invoked with passno == 1. + */ /*** *** NEW in Mesa 3.x |