-/* $Id: ss_context.c,v 1.1 2000/11/05 18:20:18 keithw Exp $ */
/*
* Mesa 3-D graphics library
- * Version: 3.5
- *
- * Copyright (C) 1999 Brian Paul All Rights Reserved.
- *
+ * Version: 4.1
+ *
+ * Copyright (C) 1999-2002 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"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
- *
+ *
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
- *
+ *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* 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"
-/* Stub for swsetup->Triangle to select a true triangle function
- * after a state change.
- */
-static void
-_swsetup_validate_quad( GLcontext *ctx, GLuint v0, GLuint v1,
- GLuint v2, GLuint v3, GLuint pv )
-{
- _swsetup_choose_trifuncs( ctx );
- SWSETUP_CONTEXT(ctx)->Quad( ctx, v0, v1, v2, v3, pv );
-}
+#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)
-static void
-_swsetup_validate_triangle( GLcontext *ctx, GLuint v0, GLuint v1,
- GLuint v2, GLuint pv )
-{
- _swsetup_choose_trifuncs( ctx );
- SWSETUP_CONTEXT(ctx)->Triangle( ctx, v0, v1, v2, pv );
-}
-static void
-_swsetup_validate_line( GLcontext *ctx, GLuint v0, GLuint v1, GLuint pv )
+GLboolean
+_swsetup_CreateContext( GLcontext *ctx )
{
- _swsetup_choose_trifuncs( ctx );
- SWSETUP_CONTEXT(ctx)->Line( ctx, v0, v1, pv );
-}
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+ SScontext *swsetup = (SScontext *)CALLOC(sizeof(SScontext));
+ if (!swsetup)
+ return GL_FALSE;
-static void
-_swsetup_validate_points( GLcontext *ctx, GLuint first, GLuint last )
-{
- _swsetup_choose_trifuncs( ctx );
- SWSETUP_CONTEXT(ctx)->Points( ctx, first, last );
-}
+ 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 );
-static void
-_swsetup_validate_rastersetup( struct vertex_buffer *VB,
- GLuint start, GLuint end )
-{
- GLcontext *ctx = VB->ctx;
- _swsetup_choose_rastersetup_func( ctx );
- SWSETUP_CONTEXT(ctx)->RasterSetup( VB, start, end );
+ return GL_TRUE;
}
+void
+_swsetup_DestroyContext( GLcontext *ctx )
+{
+ SScontext *swsetup = SWSETUP_CONTEXT(ctx);
-#define _SWSETUP_NEW_RASTERSETUP (_NEW_RENDERMODE| \
- _NEW_TEXTURE| \
- _NEW_COLOR| \
- _NEW_FOG| \
- _NEW_POINT)
+ if (swsetup) {
+ if (swsetup->verts)
+ ALIGN_FREE(swsetup->verts);
-#define _SWSETUP_NEW_RENDERINDEX (_NEW_POLYGON|_NEW_LIGHT)
+ if (swsetup->ChanSecondaryColor.Ptr)
+ ALIGN_FREE((void *) swsetup->ChanSecondaryColor.Ptr);
+ if (swsetup->ChanColor.Ptr)
+ ALIGN_FREE((void *) swsetup->ChanColor.Ptr);
+
+ FREE(swsetup);
+ ctx->swsetup_context = 0;
+ }
+}
-#if 0
-/* TODO: sleep/wakeup mechanism
- */
static void
-_swsetup_sleep( GLcontext *ctx, GLuint new_state )
+_swsetup_RenderPrimitive( GLcontext *ctx, GLenum mode )
{
+ SWSETUP_CONTEXT(ctx)->render_prim = mode;
+ _swrast_render_primitive( ctx, mode );
}
-#endif
+/*
+ * We patch this function into tnl->Driver.Render.Start.
+ * It's called when we start rendering a vertex buffer.
+ */
static void
-_swsetup_invalidate_state( GLcontext *ctx, GLuint new_state )
+_swsetup_RenderStart( GLcontext *ctx )
{
SScontext *swsetup = SWSETUP_CONTEXT(ctx);
+ GLuint new_state = swsetup->NewState;
- swsetup->NewState |= new_state;
-
-
if (new_state & _SWSETUP_NEW_RENDERINDEX) {
- swsetup->Triangle = _swsetup_validate_triangle;
- swsetup->Line = _swsetup_validate_line;
- swsetup->Points = _swsetup_validate_points;
- swsetup->Quad = _swsetup_validate_quad;
+ _swsetup_choose_trifuncs( ctx );
}
- if (new_state & _SWSETUP_NEW_RASTERSETUP) {
- swsetup->RasterSetup = _swsetup_validate_rastersetup;
+ if (new_state & _SWSETUP_NEW_VERTS) {
+ _swsetup_choose_rastersetup_func( ctx );
}
-}
+ swsetup->NewState = 0;
-
-/* Dispatch from these fixed entrypoints to the state-dependent
- * functions:
- */
-void
-_swsetup_Quad( GLcontext *ctx, GLuint v0, GLuint v1,
- GLuint v2, GLuint v3, GLuint pv )
-{
- SWSETUP_CONTEXT(ctx)->Quad( ctx, v0, v1, v2, v3, pv );
+ _swrast_render_start( ctx );
}
-void
-_swsetup_Triangle( GLcontext *ctx, GLuint v0, GLuint v1,
- GLuint v2, GLuint pv )
+/*
+ * We patch this function into tnl->Driver.Render.Finish.
+ * It's called when we finish rendering a vertex buffer.
+ */
+static void
+_swsetup_RenderFinish( GLcontext *ctx )
{
- SWSETUP_CONTEXT(ctx)->Triangle( ctx, v0, v1, v2, pv );
+ _swrast_render_finish( ctx );
}
-void
-_swsetup_Line( GLcontext *ctx, GLuint v0, GLuint v1, GLuint pv )
+void
+_swsetup_InvalidateState( GLcontext *ctx, GLuint new_state )
{
- SWSETUP_CONTEXT(ctx)->Line( ctx, v0, v1, pv );
+ SScontext *swsetup = SWSETUP_CONTEXT(ctx);
+ swsetup->NewState |= new_state;
}
-void
-_swsetup_Points( GLcontext *ctx, GLuint first, GLuint last )
+void
+_swsetup_Wakeup( GLcontext *ctx )
{
- SWSETUP_CONTEXT(ctx)->Points( ctx, first, last );
+ TNLcontext *tnl = TNL_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.ClippedPolygon = _tnl_RenderClippedPolygon; /* new */
+ tnl->Driver.Render.ClippedLine = _tnl_RenderClippedLine; /* new */
+ /* points */
+ /* line */
+ /* triangle */
+ /* quad */
+ 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.Multipass = 0;
+ _tnl_need_projected_coords( ctx, GL_TRUE );
+ _swsetup_InvalidateState( ctx, ~0 );
}
-void
-_swsetup_RasterSetup( struct vertex_buffer *VB, GLuint start, GLuint end )
-{
- SWSETUP_CONTEXT(VB->ctx)->RasterSetup( VB, start, end );
-}
-void
-_swsetup_InvalidateState( GLcontext *ctx, GLuint new_state )
-{
- SWSETUP_CONTEXT(ctx)->InvalidateState( ctx, new_state );
-}
-GLboolean
-_swsetup_CreateContext( GLcontext *ctx )
+
+/* Populate a swrast SWvertex from an attrib-style vertex.
+ */
+void
+_swsetup_Translate( GLcontext *ctx, const void *vertex, SWvertex *dest )
{
- SScontext *swsetup = (SScontext *)CALLOC(sizeof(SScontext));
+ GLfloat tmp[4];
+ GLint i;
- if (!swsetup)
- return GL_FALSE;
+ _tnl_get_attr( ctx, vertex, _TNL_ATTRIB_POS, dest->win );
- ctx->swsetup_context = swsetup;
+ 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 );
- swsetup->NewState = ~0;
- swsetup->InvalidateState = _swsetup_invalidate_state;
- swsetup->Quad = _swsetup_validate_quad;
- swsetup->Triangle = _swsetup_validate_triangle;
- swsetup->Line = _swsetup_validate_line;
- swsetup->Points = _swsetup_validate_points;
- swsetup->RasterSetup = _swsetup_validate_rastersetup;
-
- _swsetup_vb_init( ctx );
- _swsetup_trifuncs_init( ctx );
-
- return GL_TRUE;
-}
+ _tnl_get_attr( ctx, vertex, _TNL_ATTRIB_COLOR1, tmp );
+ UNCLAMPED_FLOAT_TO_RGB_CHAN( dest->specular, tmp );
-void
-_swsetup_DestroyContext( GLcontext *ctx )
-{
- if (SWSETUP_CONTEXT(ctx)) {
- FREE(SWSETUP_CONTEXT(ctx));
- ctx->swsetup_context = 0;
- }
-}
+ _tnl_get_attr( ctx, vertex, _TNL_ATTRIB_FOG, tmp );
+ dest->fog = tmp[0];
-GLboolean
-_swsetup_RegisterVB( struct vertex_buffer *VB )
-{
- SSvertexbuffer *ssvb = (SSvertexbuffer *)CALLOC(sizeof(SSvertexbuffer) );
+ _tnl_get_attr( ctx, vertex, _TNL_ATTRIB_INDEX, tmp );
+ dest->index = (GLuint) tmp[0];
- ssvb->verts = ALIGN_MALLOC( sizeof(SWvertex) * VB->Size, 32);
- if (!ssvb->verts) {
- FREE(ssvb);
- return GL_FALSE;
- }
+/*
+ Need to check how pointsize is related to vertex program attributes:
- VB->swsetup_vb = ssvb;
- return GL_TRUE;
+ _tnl_get_attr( ctx, vertex, _TNL_ATTRIB_POINTSIZE, tmp );
+ dest->pointSize = tmp[0];
+*/
}
-
-void
-_swsetup_UnregisterVB( struct vertex_buffer *VB )
-{
- SSvertexbuffer *ssvb = SWSETUP_VB(VB);
-
- if (ssvb) {
- if (ssvb->verts) ALIGN_FREE(ssvb->verts);
- FREE(ssvb);
- VB->swsetup_vb = 0;
- }
-}