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Diffstat (limited to 'src/mesa/swrast_setup/ss_triangle.c')
-rw-r--r--src/mesa/swrast_setup/ss_triangle.c267
1 files changed, 0 insertions, 267 deletions
diff --git a/src/mesa/swrast_setup/ss_triangle.c b/src/mesa/swrast_setup/ss_triangle.c
deleted file mode 100644
index d3a0e23109e..00000000000
--- a/src/mesa/swrast_setup/ss_triangle.c
+++ /dev/null
@@ -1,267 +0,0 @@
-/*
- * Mesa 3-D graphics library
- *
- * 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"),
- * 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
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- * Keith Whitwell <keithw@vmware.com>
- */
-
-#include "c99_math.h"
-#include "main/glheader.h"
-#include "main/macros.h"
-#include "main/mtypes.h"
-#include "main/stencil.h"
-#include "main/state.h"
-
-#include "tnl/t_context.h"
-
-#include "ss_triangle.h"
-#include "ss_context.h"
-
-#define SS_OFFSET_BIT 0x1
-#define SS_TWOSIDE_BIT 0x2
-#define SS_UNFILLED_BIT 0x4
-#define SS_MAX_TRIFUNC 0x8
-
-static tnl_triangle_func tri_tab[SS_MAX_TRIFUNC];
-static tnl_quad_func quad_tab[SS_MAX_TRIFUNC];
-
-
-/*
- * Render a triangle respecting edge flags.
- */
-typedef void (* swsetup_edge_render_prim_tri)(struct gl_context *ctx,
- const GLubyte *ef,
- GLuint e0,
- GLuint e1,
- GLuint e2,
- const SWvertex *v0,
- const SWvertex *v1,
- const SWvertex *v2);
-
-/*
- * Render a triangle using lines and respecting edge flags.
- */
-static void
-_swsetup_edge_render_line_tri(struct gl_context *ctx,
- const GLubyte *ef,
- GLuint e0,
- GLuint e1,
- GLuint e2,
- const SWvertex *v0,
- const SWvertex *v1,
- const SWvertex *v2)
-{
- SScontext *swsetup = SWSETUP_CONTEXT(ctx);
-
- if (swsetup->render_prim == GL_POLYGON) {
- if (ef[e2]) _swrast_Line( ctx, v2, v0 );
- if (ef[e0]) _swrast_Line( ctx, v0, v1 );
- if (ef[e1]) _swrast_Line( ctx, v1, v2 );
- } else {
- if (ef[e0]) _swrast_Line( ctx, v0, v1 );
- if (ef[e1]) _swrast_Line( ctx, v1, v2 );
- if (ef[e2]) _swrast_Line( ctx, v2, v0 );
- }
-}
-
-/*
- * Render a triangle using points and respecting edge flags.
- */
-static void
-_swsetup_edge_render_point_tri(struct gl_context *ctx,
- const GLubyte *ef,
- GLuint e0,
- GLuint e1,
- GLuint e2,
- const SWvertex *v0,
- const SWvertex *v1,
- const SWvertex *v2)
-{
- if (ef[e0]) _swrast_Point( ctx, v0 );
- if (ef[e1]) _swrast_Point( ctx, v1 );
- if (ef[e2]) _swrast_Point( ctx, v2 );
-
- _swrast_flush(ctx);
-}
-
-/*
- * Render a triangle respecting cull and shade model.
- */
-static void _swsetup_render_tri(struct gl_context *ctx,
- GLuint e0,
- GLuint e1,
- GLuint e2,
- GLuint facing,
- swsetup_edge_render_prim_tri render)
-{
- SScontext *swsetup = SWSETUP_CONTEXT(ctx);
- struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
- GLubyte *ef = VB->EdgeFlag;
- SWvertex *verts = swsetup->verts;
- SWvertex *v0 = &verts[e0];
- SWvertex *v1 = &verts[e1];
- SWvertex *v2 = &verts[e2];
-
- /* cull testing */
- if (ctx->Polygon.CullFlag) {
- if (facing == 1 && ctx->Polygon.CullFaceMode != GL_FRONT)
- return;
- if (facing == 0 && ctx->Polygon.CullFaceMode != GL_BACK)
- return;
- }
-
- _swrast_SetFacing(ctx, facing);
-
- if (ctx->Light.ShadeModel == GL_FLAT) {
- GLchan c[2][4];
- GLfloat s[2][4];
-
- /* save colors/indexes for v0, v1 vertices */
- COPY_CHAN4(c[0], v0->color);
- COPY_CHAN4(c[1], v1->color);
- COPY_4V(s[0], v0->attrib[VARYING_SLOT_COL1]);
- COPY_4V(s[1], v1->attrib[VARYING_SLOT_COL1]);
-
- /* copy v2 color/indexes to v0, v1 indexes */
- COPY_CHAN4(v0->color, v2->color);
- COPY_CHAN4(v1->color, v2->color);
- COPY_4V(v0->attrib[VARYING_SLOT_COL1], v2->attrib[VARYING_SLOT_COL1]);
- COPY_4V(v1->attrib[VARYING_SLOT_COL1], v2->attrib[VARYING_SLOT_COL1]);
-
- render(ctx, ef, e0, e1, e2, v0, v1, v2);
-
- COPY_CHAN4(v0->color, c[0]);
- COPY_CHAN4(v1->color, c[1]);
- COPY_4V(v0->attrib[VARYING_SLOT_COL1], s[0]);
- COPY_4V(v1->attrib[VARYING_SLOT_COL1], s[1]);
- }
- else {
- render(ctx, ef, e0, e1, e2, v0, v1, v2);
- }
-}
-
-#define SS_COLOR(a,b) UNCLAMPED_FLOAT_TO_RGBA_CHAN(a,b)
-#define SS_SPEC(a,b) COPY_4V(a,b)
-#define SS_IND(a,b) (a = b)
-
-#define IND (0)
-#define TAG(x) x##_rgba
-#include "ss_tritmp.h"
-
-#define IND (SS_OFFSET_BIT)
-#define TAG(x) x##_offset_rgba
-#include "ss_tritmp.h"
-
-#define IND (SS_TWOSIDE_BIT)
-#define TAG(x) x##_twoside_rgba
-#include "ss_tritmp.h"
-
-#define IND (SS_OFFSET_BIT|SS_TWOSIDE_BIT)
-#define TAG(x) x##_offset_twoside_rgba
-#include "ss_tritmp.h"
-
-#define IND (SS_UNFILLED_BIT)
-#define TAG(x) x##_unfilled_rgba
-#include "ss_tritmp.h"
-
-#define IND (SS_OFFSET_BIT|SS_UNFILLED_BIT)
-#define TAG(x) x##_offset_unfilled_rgba
-#include "ss_tritmp.h"
-
-#define IND (SS_TWOSIDE_BIT|SS_UNFILLED_BIT)
-#define TAG(x) x##_twoside_unfilled_rgba
-#include "ss_tritmp.h"
-
-#define IND (SS_OFFSET_BIT|SS_TWOSIDE_BIT|SS_UNFILLED_BIT)
-#define TAG(x) x##_offset_twoside_unfilled_rgba
-#include "ss_tritmp.h"
-
-
-void _swsetup_trifuncs_init( struct gl_context *ctx )
-{
- (void) ctx;
-
- init_rgba();
- init_offset_rgba();
- init_twoside_rgba();
- init_offset_twoside_rgba();
- init_unfilled_rgba();
- init_offset_unfilled_rgba();
- init_twoside_unfilled_rgba();
- init_offset_twoside_unfilled_rgba();
-}
-
-
-static void swsetup_points( struct gl_context *ctx, GLuint first, GLuint last )
-{
- struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
- SWvertex *verts = SWSETUP_CONTEXT(ctx)->verts;
- GLuint i;
-
- if (VB->Elts) {
- for (i = first; i < last; i++)
- if (VB->ClipMask[VB->Elts[i]] == 0)
- _swrast_Point( ctx, &verts[VB->Elts[i]] );
- }
- else {
- for (i = first; i < last; i++)
- if (VB->ClipMask[i] == 0)
- _swrast_Point( ctx, &verts[i] );
- }
-}
-
-static void swsetup_line( struct gl_context *ctx, GLuint v0, GLuint v1 )
-{
- SWvertex *verts = SWSETUP_CONTEXT(ctx)->verts;
- _swrast_Line( ctx, &verts[v0], &verts[v1] );
-}
-
-
-
-void _swsetup_choose_trifuncs( struct gl_context *ctx )
-{
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- GLuint ind = 0;
-
- if (ctx->Polygon.OffsetPoint ||
- ctx->Polygon.OffsetLine ||
- ctx->Polygon.OffsetFill)
- ind |= SS_OFFSET_BIT;
-
- if ((ctx->Light.Enabled && ctx->Light.Model.TwoSide) ||
- (ctx->VertexProgram._Current && ctx->VertexProgram.TwoSideEnabled))
- ind |= SS_TWOSIDE_BIT;
-
- /* We piggyback the two-sided stencil front/back determination on the
- * unfilled triangle path.
- */
- if (ctx->Polygon.FrontMode != GL_FILL ||
- ctx->Polygon.BackMode != GL_FILL ||
- (ctx->Stencil.Enabled && _mesa_stencil_is_two_sided(ctx)))
- ind |= SS_UNFILLED_BIT;
-
- tnl->Driver.Render.Triangle = tri_tab[ind];
- tnl->Driver.Render.Quad = quad_tab[ind];
- tnl->Driver.Render.Line = swsetup_line;
- tnl->Driver.Render.Points = swsetup_points;
-}
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