-/* $Id: ss_context.c,v 1.18 2002/10/04 17:37:47 brianp Exp $ */
-
/*
* Mesa 3-D graphics library
- * Version: 4.1
+ * Version: 6.1
*
- * Copyright (C) 1999-2002 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2004 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"),
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Authors:
- * Keith Whitwell <keithw@valinux.com>
+ * Keith Whitwell <keith@tungstengraphics.com>
*/
#include "glheader.h"
-#include "mem.h"
+#include "imports.h"
+#include "colormac.h"
#include "ss_context.h"
#include "ss_triangle.h"
-#include "ss_vb.h"
#include "swrast_setup.h"
#include "tnl/tnl.h"
#include "tnl/t_context.h"
#include "tnl/t_pipeline.h"
+#include "tnl/t_vertex.h"
-
-#define _SWSETUP_NEW_VERTS (_NEW_RENDERMODE| \
- _NEW_POLYGON| \
- _NEW_LIGHT| \
- _NEW_TEXTURE| \
- _NEW_COLOR| \
- _NEW_FOG| \
- _NEW_POINT)
-
-#define _SWSETUP_NEW_RENDERINDEX (_NEW_POLYGON|_NEW_LIGHT)
+/* Need to check lighting state and vertex program state to know
+ * if two-sided lighting is in effect.
+ */
+#define _SWSETUP_NEW_RENDERINDEX (_NEW_POLYGON|_NEW_LIGHT|_NEW_PROGRAM)
GLboolean
_swsetup_CreateContext( GLcontext *ctx )
{
- TNLcontext *tnl = TNL_CONTEXT(ctx);
SScontext *swsetup = (SScontext *)CALLOC(sizeof(SScontext));
if (!swsetup)
return GL_FALSE;
- swsetup->verts = (SWvertex *) ALIGN_CALLOC( sizeof(SWvertex) * tnl->vb.Size,
- 32);
- if (!swsetup->verts) {
- FREE(swsetup);
- return GL_FALSE;
- }
-
ctx->swsetup_context = swsetup;
swsetup->NewState = ~0;
- _swsetup_vb_init( ctx );
_swsetup_trifuncs_init( ctx );
+ _tnl_init_vertices( ctx, ctx->Const.MaxArrayLockSize + 12,
+ sizeof(SWvertex) );
+
+
return GL_TRUE;
}
SScontext *swsetup = SWSETUP_CONTEXT(ctx);
if (swsetup) {
- if (swsetup->verts)
- ALIGN_FREE(swsetup->verts);
-
- if (swsetup->ChanSecondaryColor.Ptr)
- ALIGN_FREE(swsetup->ChanSecondaryColor.Ptr);
-
- if (swsetup->ChanColor.Ptr)
- ALIGN_FREE(swsetup->ChanColor.Ptr);
-
FREE(swsetup);
ctx->swsetup_context = 0;
}
+
+ _tnl_free_vertices( ctx );
}
static void
_swrast_render_primitive( ctx, mode );
}
+#define SWZ ((SWvertex *)0)
+#define SWOffset(MEMBER) (((char *)&(SWZ->MEMBER)) - ((char *)SWZ))
+
+#define EMIT_ATTR( ATTR, STYLE, MEMBER ) \
+do { \
+ map[e].attrib = (ATTR); \
+ map[e].format = (STYLE); \
+ map[e].offset = SWOffset(MEMBER); \
+ e++; \
+} while (0)
+
+
/*
* We patch this function into tnl->Driver.Render.Start.
* It's called when we start rendering a vertex buffer.
_swsetup_RenderStart( 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 );
}
- if (new_state & _SWSETUP_NEW_VERTS) {
- _swsetup_choose_rastersetup_func( ctx );
- }
-
swsetup->NewState = 0;
_swrast_render_start( ctx );
+
+ /* Important:
+ */
+ VB->AttribPtr[VERT_ATTRIB_POS] = VB->NdcPtr;
+
+
+ if (tnl->render_inputs != swsetup->last_index) {
+ GLuint index = tnl->render_inputs;
+ struct tnl_attr_map map[_TNL_ATTRIB_MAX];
+ int i, e = 0;
+
+ EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_4F_VIEWPORT, win );
+
+ if (index & _TNL_BIT_COLOR0)
+ EMIT_ATTR( _TNL_ATTRIB_COLOR0, EMIT_4CHAN_4F_RGBA, color );
+
+ if (index & _TNL_BIT_COLOR1)
+ EMIT_ATTR( _TNL_ATTRIB_COLOR1, EMIT_4CHAN_4F_RGBA, specular);
+
+ if (index & _TNL_BIT_FOG)
+ EMIT_ATTR( _TNL_ATTRIB_FOG, EMIT_1F, fog);
+
+ if (index & _TNL_BITS_TEX_ANY) {
+ for (i = 0; i < MAX_TEXTURE_COORD_UNITS; i++) {
+ if (index & _TNL_BIT_TEX(i)) {
+ EMIT_ATTR( _TNL_ATTRIB_TEX0+i, EMIT_4F, texcoord[i] );
+ }
+ }
+ }
+
+ if (index & _TNL_BIT_INDEX)
+ EMIT_ATTR( _TNL_ATTRIB_INDEX, EMIT_1F, index );
+
+ if (index & _TNL_BIT_POINTSIZE)
+ EMIT_ATTR( _TNL_ATTRIB_POINTSIZE, EMIT_1F, pointSize );
+
+ _tnl_install_attrs( ctx, map, e,
+ ctx->Viewport._WindowMap.m,
+ sizeof(SWvertex) );
+
+ swsetup->last_index = index;
+ }
+
}
/*
{
SScontext *swsetup = SWSETUP_CONTEXT(ctx);
swsetup->NewState |= new_state;
+ _tnl_invalidate_vertex_state( ctx, new_state );
}
_swsetup_Wakeup( GLcontext *ctx )
{
TNLcontext *tnl = TNL_CONTEXT(ctx);
+ SScontext *swsetup = SWSETUP_CONTEXT(ctx);
+
tnl->Driver.Render.Start = _swsetup_RenderStart;
tnl->Driver.Render.Finish = _swsetup_RenderFinish;
tnl->Driver.Render.PrimitiveNotify = _swsetup_RenderPrimitive;
- /* interp */
- /* copypv */
+ tnl->Driver.Render.Interp = _tnl_interp;
+ tnl->Driver.Render.CopyPV = _tnl_copy_pv;
tnl->Driver.Render.ClippedPolygon = _tnl_RenderClippedPolygon; /* new */
tnl->Driver.Render.ClippedLine = _tnl_RenderClippedLine; /* new */
/* points */
tnl->Driver.Render.PrimTabVerts = _tnl_render_tab_verts;
tnl->Driver.Render.PrimTabElts = _tnl_render_tab_elts;
tnl->Driver.Render.ResetLineStipple = _swrast_ResetLineStipple;
- /* buildvertices */
+ tnl->Driver.Render.BuildVertices = _tnl_build_vertices;
tnl->Driver.Render.Multipass = 0;
+
+ _tnl_invalidate_vertices( ctx, ~0 );
_tnl_need_projected_coords( ctx, GL_TRUE );
_swsetup_InvalidateState( ctx, ~0 );
+
+ swsetup->verts = (SWvertex *)tnl->clipspace.vertex_buf;
+ swsetup->last_index = 0;
+}
+
+
+
+
+
+/* Populate a swrast SWvertex from an attrib-style vertex.
+ */
+void
+_swsetup_Translate( GLcontext *ctx, const void *vertex, SWvertex *dest )
+{
+ const GLfloat *m = ctx->Viewport._WindowMap.m;
+ GLfloat tmp[4];
+ GLuint i;
+
+ _tnl_get_attr( ctx, vertex, _TNL_ATTRIB_POS, tmp );
+
+ dest->win[0] = m[0] * tmp[0] + m[12];
+ dest->win[1] = m[5] * tmp[1] + m[13];
+ dest->win[2] = m[10] * tmp[2] + m[14];
+ dest->win[3] = tmp[3];
+
+
+ for (i = 0 ; i < ctx->Const.MaxTextureUnits ; i++)
+ _tnl_get_attr( ctx, vertex, _TNL_ATTRIB_TEX0+i, dest->texcoord[i] );
+
+ _tnl_get_attr( ctx, vertex, _TNL_ATTRIB_COLOR0, tmp );
+ UNCLAMPED_FLOAT_TO_RGBA_CHAN( dest->color, tmp );
+
+ _tnl_get_attr( ctx, vertex, _TNL_ATTRIB_COLOR1, tmp );
+ UNCLAMPED_FLOAT_TO_RGBA_CHAN( dest->specular, tmp );
+
+ _tnl_get_attr( ctx, vertex, _TNL_ATTRIB_FOG, tmp );
+ dest->fog = tmp[0];
+
+ _tnl_get_attr( ctx, vertex, _TNL_ATTRIB_INDEX, tmp );
+ dest->index = (GLuint) tmp[0];
+
+ _tnl_get_attr( ctx, vertex, _TNL_ATTRIB_POINTSIZE, tmp );
+ dest->pointSize = tmp[0];
}
+