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-rw-r--r--src/mesa/swrast_setup/ss_context.c71
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 e1b60d0e85..075f7791ba 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.