mirror of
https://github.com/reactos/reactos.git
synced 2025-08-05 15:33:07 +00:00
Git conversion: Make reactos the root directory, move rosapps, rostests, wallpapers into modules, and delete rossubsys.
This commit is contained in:
Colin Finck
parent
b94e2d8ca0
commit
c2c66aff7d
24198 changed files with 0 additions and 37285 deletions
433
dll/opengl/mesa/tnl/t_vb_rendertmp.h
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433
dll/opengl/mesa/tnl/t_vb_rendertmp.h
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/*
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* Mesa 3-D graphics library
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* Version: 6.5
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*
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* Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Keith Whitwell <keith@tungstengraphics.com>
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*/
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#ifndef POSTFIX
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#define POSTFIX
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#endif
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#ifndef INIT
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#define INIT(x)
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#endif
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#ifndef NEED_EDGEFLAG_SETUP
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#define NEED_EDGEFLAG_SETUP 0
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#define EDGEFLAG_GET(a) 0
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#define EDGEFLAG_SET(a,b) (void)b
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#endif
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#ifndef RESET_STIPPLE
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#define RESET_STIPPLE
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#endif
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#ifndef TEST_PRIM_END
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#define TEST_PRIM_END(prim) (flags & PRIM_END)
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#define TEST_PRIM_BEGIN(prim) (flags & PRIM_BEGIN)
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#endif
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#ifndef ELT
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#define ELT(x) x
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#endif
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#ifndef RENDER_TAB_QUALIFIER
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#define RENDER_TAB_QUALIFIER static
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#endif
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static void TAG(render_points)( struct gl_context *ctx,
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GLuint start,
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GLuint count,
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GLuint flags )
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{
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LOCAL_VARS;
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(void) flags;
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INIT(GL_POINTS);
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RENDER_POINTS( start, count );
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POSTFIX;
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}
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static void TAG(render_lines)( struct gl_context *ctx,
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GLuint start,
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GLuint count,
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GLuint flags )
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{
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GLuint j;
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LOCAL_VARS;
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(void) flags;
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INIT(GL_LINES);
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for (j=start+1; j<count; j+=2 ) {
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RESET_STIPPLE;
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RENDER_LINE( ELT(j-1), ELT(j) );
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}
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POSTFIX;
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}
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static void TAG(render_line_strip)( struct gl_context *ctx,
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GLuint start,
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GLuint count,
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GLuint flags )
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{
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GLuint j;
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LOCAL_VARS;
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(void) flags;
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INIT(GL_LINE_STRIP);
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if (TEST_PRIM_BEGIN(flags)) {
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RESET_STIPPLE;
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}
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for (j=start+1; j<count; j++ ) {
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RENDER_LINE( ELT(j-1), ELT(j) );
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}
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POSTFIX;
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}
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static void TAG(render_line_loop)( struct gl_context *ctx,
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GLuint start,
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GLuint count,
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GLuint flags )
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{
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GLuint i;
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LOCAL_VARS;
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(void) flags;
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INIT(GL_LINE_LOOP);
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if (start+1 < count) {
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if (TEST_PRIM_BEGIN(flags)) {
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RESET_STIPPLE;
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RENDER_LINE( ELT(start), ELT(start+1) );
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}
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for ( i = start+2 ; i < count ; i++) {
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RENDER_LINE( ELT(i-1), ELT(i) );
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}
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if ( TEST_PRIM_END(flags)) {
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RENDER_LINE( ELT(count-1), ELT(start) );
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}
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}
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POSTFIX;
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}
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static void TAG(render_triangles)( struct gl_context *ctx,
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GLuint start,
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GLuint count,
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GLuint flags )
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{
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GLuint j;
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LOCAL_VARS;
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(void) flags;
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INIT(GL_TRIANGLES);
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if (NEED_EDGEFLAG_SETUP) {
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for (j=start+2; j<count; j+=3) {
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/* Leave the edgeflags as supplied by the user.
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*/
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RESET_STIPPLE;
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RENDER_TRI( ELT(j-2), ELT(j-1), ELT(j) );
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}
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} else {
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for (j=start+2; j<count; j+=3) {
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RENDER_TRI( ELT(j-2), ELT(j-1), ELT(j) );
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}
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}
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POSTFIX;
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}
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static void TAG(render_tri_strip)( struct gl_context *ctx,
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GLuint start,
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GLuint count,
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GLuint flags )
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{
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GLuint j;
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GLuint parity = 0;
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LOCAL_VARS;
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INIT(GL_TRIANGLE_STRIP);
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if (NEED_EDGEFLAG_SETUP) {
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for (j=start+2;j<count;j++,parity^=1) {
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GLuint ej2, ej1, ej;
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GLboolean ef2, ef1, ef;
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ej2 = ELT(j-2+parity);
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ej1 = ELT(j-1-parity);
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ej = ELT(j);
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ef2 = EDGEFLAG_GET( ej2 );
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ef1 = EDGEFLAG_GET( ej1 );
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ef = EDGEFLAG_GET( ej );
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if (TEST_PRIM_BEGIN(flags)) {
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RESET_STIPPLE;
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}
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EDGEFLAG_SET( ej2, GL_TRUE );
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EDGEFLAG_SET( ej1, GL_TRUE );
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EDGEFLAG_SET( ej, GL_TRUE );
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RENDER_TRI( ej2, ej1, ej );
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EDGEFLAG_SET( ej2, ef2 );
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EDGEFLAG_SET( ej1, ef1 );
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EDGEFLAG_SET( ej, ef );
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}
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} else {
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for (j=start+2; j<count ; j++, parity^=1) {
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RENDER_TRI( ELT(j-2+parity), ELT(j-1-parity), ELT(j) );
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}
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}
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POSTFIX;
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}
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static void TAG(render_tri_fan)( struct gl_context *ctx,
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GLuint start,
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GLuint count,
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GLuint flags )
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{
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GLuint j;
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LOCAL_VARS;
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(void) flags;
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INIT(GL_TRIANGLE_FAN);
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if (NEED_EDGEFLAG_SETUP) {
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for (j=start+2;j<count;j++) {
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/* For trifans, all edges are boundary.
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*/
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GLuint ejs = ELT(start);
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GLuint ej1 = ELT(j-1);
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GLuint ej = ELT(j);
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GLboolean efs = EDGEFLAG_GET( ejs );
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GLboolean ef1 = EDGEFLAG_GET( ej1 );
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GLboolean ef = EDGEFLAG_GET( ej );
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if (TEST_PRIM_BEGIN(flags)) {
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RESET_STIPPLE;
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}
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EDGEFLAG_SET( ejs, GL_TRUE );
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EDGEFLAG_SET( ej1, GL_TRUE );
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EDGEFLAG_SET( ej, GL_TRUE );
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RENDER_TRI( ejs, ej1, ej);
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EDGEFLAG_SET( ejs, efs );
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EDGEFLAG_SET( ej1, ef1 );
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EDGEFLAG_SET( ej, ef );
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}
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} else {
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for (j=start+2;j<count;j++) {
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RENDER_TRI( ELT(start), ELT(j-1), ELT(j) );
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}
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}
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POSTFIX;
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}
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static void TAG(render_poly)( struct gl_context *ctx,
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GLuint start,
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GLuint count,
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GLuint flags )
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{
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GLuint j = start+2;
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LOCAL_VARS;
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(void) flags;
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INIT(GL_POLYGON);
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if (NEED_EDGEFLAG_SETUP) {
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GLboolean efstart = EDGEFLAG_GET( ELT(start) );
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GLboolean efcount = EDGEFLAG_GET( ELT(count-1) );
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/* If the primitive does not begin here, the first edge
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* is non-boundary.
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*/
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if (!TEST_PRIM_BEGIN(flags))
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EDGEFLAG_SET( ELT(start), GL_FALSE );
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else {
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RESET_STIPPLE;
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}
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/* If the primitive does not end here, the final edge is
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* non-boundary.
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*/
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if (!TEST_PRIM_END(flags))
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EDGEFLAG_SET( ELT(count-1), GL_FALSE );
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/* Draw the first triangles (possibly zero)
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*/
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if (j+1<count) {
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GLboolean ef = EDGEFLAG_GET( ELT(j) );
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EDGEFLAG_SET( ELT(j), GL_FALSE );
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RENDER_TRI( ELT(j-1), ELT(j), ELT(start) );
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EDGEFLAG_SET( ELT(j), ef );
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j++;
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/* Don't render the first edge again:
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*/
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EDGEFLAG_SET( ELT(start), GL_FALSE );
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for (;j+1<count;j++) {
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GLboolean efj = EDGEFLAG_GET( ELT(j) );
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EDGEFLAG_SET( ELT(j), GL_FALSE );
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RENDER_TRI( ELT(j-1), ELT(j), ELT(start) );
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EDGEFLAG_SET( ELT(j), efj );
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}
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}
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/* Draw the last or only triangle
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*/
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if (j < count)
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RENDER_TRI( ELT(j-1), ELT(j), ELT(start) );
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/* Restore the first and last edgeflags:
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*/
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EDGEFLAG_SET( ELT(count-1), efcount );
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EDGEFLAG_SET( ELT(start), efstart );
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}
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else {
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for (j=start+2;j<count;j++) {
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RENDER_TRI( ELT(j-1), ELT(j), ELT(start) );
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}
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}
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POSTFIX;
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}
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static void TAG(render_quads)( struct gl_context *ctx,
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GLuint start,
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GLuint count,
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GLuint flags )
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{
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GLuint j;
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LOCAL_VARS;
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(void) flags;
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INIT(GL_QUADS);
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if (NEED_EDGEFLAG_SETUP) {
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for (j=start+3; j<count; j+=4) {
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/* Use user-specified edgeflags for quads.
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*/
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RESET_STIPPLE;
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RENDER_QUAD( ELT(j-3), ELT(j-2), ELT(j-1), ELT(j) );
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}
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} else {
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for (j=start+3; j<count; j+=4) {
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RENDER_QUAD( ELT(j-3), ELT(j-2), ELT(j-1), ELT(j) );
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}
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}
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POSTFIX;
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}
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static void TAG(render_quad_strip)( struct gl_context *ctx,
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GLuint start,
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GLuint count,
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GLuint flags )
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{
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GLuint j;
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LOCAL_VARS;
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(void) flags;
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INIT(GL_QUAD_STRIP);
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if (NEED_EDGEFLAG_SETUP) {
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for (j=start+3;j<count;j+=2) {
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/* All edges are boundary. Set edgeflags to 1, draw the
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* quad, and restore them to the original values.
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*/
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GLboolean ef3 = EDGEFLAG_GET( ELT(j-3) );
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GLboolean ef2 = EDGEFLAG_GET( ELT(j-2) );
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GLboolean ef1 = EDGEFLAG_GET( ELT(j-1) );
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GLboolean ef = EDGEFLAG_GET( ELT(j) );
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if (TEST_PRIM_BEGIN(flags)) {
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RESET_STIPPLE;
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}
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EDGEFLAG_SET( ELT(j-3), GL_TRUE );
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EDGEFLAG_SET( ELT(j-2), GL_TRUE );
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EDGEFLAG_SET( ELT(j-1), GL_TRUE );
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EDGEFLAG_SET( ELT(j), GL_TRUE );
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RENDER_QUAD( ELT(j-1), ELT(j-3), ELT(j-2), ELT(j) );
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EDGEFLAG_SET( ELT(j-3), ef3 );
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EDGEFLAG_SET( ELT(j-2), ef2 );
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EDGEFLAG_SET( ELT(j-1), ef1 );
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EDGEFLAG_SET( ELT(j), ef );
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}
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} else {
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for (j=start+3;j<count;j+=2) {
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RENDER_QUAD( ELT(j-1), ELT(j-3), ELT(j-2), ELT(j) );
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}
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}
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POSTFIX;
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}
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static void TAG(render_noop)( struct gl_context *ctx,
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GLuint start,
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GLuint count,
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GLuint flags )
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{
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(void)(ctx && start && count && flags);
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}
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RENDER_TAB_QUALIFIER void (*TAG(render_tab)[GL_POLYGON+2])(struct gl_context *,
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GLuint,
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GLuint,
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GLuint) =
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{
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TAG(render_points),
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TAG(render_lines),
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TAG(render_line_loop),
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TAG(render_line_strip),
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TAG(render_triangles),
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TAG(render_tri_strip),
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TAG(render_tri_fan),
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TAG(render_quads),
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TAG(render_quad_strip),
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TAG(render_poly),
|
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TAG(render_noop),
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};
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#ifndef PRESERVE_VB_DEFS
|
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#undef RENDER_TRI
|
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#undef RENDER_QUAD
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#undef RENDER_LINE
|
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#undef RENDER_POINTS
|
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#undef LOCAL_VARS
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#undef INIT
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||||
#undef POSTFIX
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#undef RESET_STIPPLE
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#undef DBG
|
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#undef ELT
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#undef RENDER_TAB_QUALIFIER
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#endif
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#ifndef PRESERVE_TAG
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#undef TAG
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#endif
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|
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#undef PRESERVE_VB_DEFS
|
||||
#undef PRESERVE_TAG
|
||||
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