diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/swrast_setup/ss_context.c | 71 |
1 files changed, 46 insertions, 25 deletions
diff --git a/src/mesa/swrast_setup/ss_context.c b/src/mesa/swrast_setup/ss_context.c index e1b60d0e855..075f7791bae 100644 --- a/src/mesa/swrast_setup/ss_context.c +++ b/src/mesa/swrast_setup/ss_context.c @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.5 + * Version: 6.5.3 * - * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -85,6 +85,10 @@ _swsetup_RenderPrimitive( GLcontext *ctx, GLenum mode ) _swrast_render_primitive( ctx, mode ); } + +/** + * Helper macros for setup_vertex_format() + */ #define SWZ ((SWvertex *)0) #define SWOffset(MEMBER) (((char *)&(SWZ->MEMBER)) - ((char *)SWZ)) @@ -96,32 +100,20 @@ do { \ e++; \ } while (0) -/* - * We patch this function into tnl->Driver.Render.Start. - * It's called when we start rendering a vertex buffer. + +/** + * Tell the tnl module how to build SWvertex objects for swrast. + * We'll build the map[] array with that info and pass it to + * _tnl_install_attrs(). */ static void -_swsetup_RenderStart( GLcontext *ctx ) +setup_vertex_format(GLcontext *ctx) { - SScontext *swsetup = SWSETUP_CONTEXT(ctx); TNLcontext *tnl = TNL_CONTEXT(ctx); - struct vertex_buffer *VB = &tnl->vb; - GLuint new_state = swsetup->NewState; - - if (new_state & _SWSETUP_NEW_RENDERINDEX) { - _swsetup_choose_trifuncs( ctx ); - } - - swsetup->NewState = 0; - - _swrast_render_start( ctx ); - - /* Important: - */ - VB->AttribPtr[VERT_ATTRIB_POS] = VB->NdcPtr; - + SScontext *swsetup = SWSETUP_CONTEXT(ctx); - if (!RENDERINPUTS_EQUAL(tnl->render_inputs_bitset, swsetup->last_index_bitset)) { + if (!RENDERINPUTS_EQUAL(tnl->render_inputs_bitset, + swsetup->last_index_bitset)) { DECLARE_RENDERINPUTS(index_bitset); struct tnl_attr_map map[_TNL_ATTRIB_MAX]; int i, e = 0; @@ -142,10 +134,12 @@ _swsetup_RenderStart( GLcontext *ctx ) if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_FOG )) EMIT_ATTR( _TNL_ATTRIB_FOG, EMIT_1F, fog); - if (RENDERINPUTS_TEST_RANGE( index_bitset, _TNL_FIRST_TEX, _TNL_LAST_TEX )) { + if (RENDERINPUTS_TEST_RANGE(index_bitset, _TNL_FIRST_TEX, _TNL_LAST_TEX)) + { for (i = 0; i < MAX_TEXTURE_COORD_UNITS; i++) { if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_TEX(i) )) { - EMIT_ATTR( _TNL_ATTRIB_TEX(i), EMIT_4F, attrib[FRAG_ATTRIB_TEX0 + i] ); + EMIT_ATTR( _TNL_ATTRIB_TEX(i), EMIT_4F, + attrib[FRAG_ATTRIB_TEX0 + i] ); } } } @@ -172,6 +166,33 @@ _swsetup_RenderStart( GLcontext *ctx ) } } + +/** + * Prepare to render a vertex buffer. + * Called via tnl->Driver.Render.Start. + */ +static void +_swsetup_RenderStart( GLcontext *ctx ) +{ + SScontext *swsetup = SWSETUP_CONTEXT(ctx); + TNLcontext *tnl = TNL_CONTEXT(ctx); + struct vertex_buffer *VB = &tnl->vb; + + if (swsetup->NewState & _SWSETUP_NEW_RENDERINDEX) { + _swsetup_choose_trifuncs(ctx); + } + + swsetup->NewState = 0; + + _swrast_render_start(ctx); + + /* Important */ + VB->AttribPtr[VERT_ATTRIB_POS] = VB->NdcPtr; + + setup_vertex_format(ctx); +} + + /* * We patch this function into tnl->Driver.Render.Finish. * It's called when we finish rendering a vertex buffer. |