api_noop.c

winNT技术操作系统,国外开放的原代码和LIUX一样

/*
 * Mesa 3-D graphics library
 * Version:  6.5
 *
 * Copyright (C) 1999-2005  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
 * BRIAN PAUL 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.
 */


#include "glheader.h"
#include "api_noop.h"
#include "api_validate.h"
#include "api_arrayelt.h"
#include "context.h"
#include "colormac.h"
#include "light.h"
#include "macros.h"
#include "mtypes.h"
#include "dlist.h"
#include "dispatch.h"


/* In states where certain vertex components are required for t&l or
 * rasterization, we still need to keep track of the current values.
 * These functions provide this service by keeping uptodate the
 * 'ctx->Current' struct for all data elements not included in the
 * currently enabled hardware vertex.
 * I.e. these functions would typically be used when outside of glBegin/End.
 */


void GLAPIENTRY _mesa_noop_EdgeFlag( GLboolean b )
{
   GET_CURRENT_CONTEXT(ctx);
   ctx->Current.EdgeFlag = b;
}

void GLAPIENTRY _mesa_noop_EdgeFlagv( const GLboolean *b )
{
   GET_CURRENT_CONTEXT(ctx);
   ctx->Current.EdgeFlag = *b;
}

void GLAPIENTRY _mesa_noop_Indexf( GLfloat f )
{
   GET_CURRENT_CONTEXT(ctx);
   ctx->Current.Index = f;
}

void GLAPIENTRY _mesa_noop_Indexfv( const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   ctx->Current.Index = *v;
}

void GLAPIENTRY _mesa_noop_FogCoordfEXT( GLfloat a )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_FOG];
   dest[0] = a;
   dest[1] = 0.0;
   dest[2] = 0.0;
   dest[3] = 1.0;
}

void GLAPIENTRY _mesa_noop_FogCoordfvEXT( const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_FOG];
   dest[0] = v[0];
   dest[1] = 0.0;
   dest[2] = 0.0;
   dest[3] = 1.0;
}

void GLAPIENTRY _mesa_noop_Normal3f( GLfloat a, GLfloat b, GLfloat c )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_NORMAL];
   dest[0] = a;
   dest[1] = b;
   dest[2] = c;
   dest[3] = 1.0;
}

void GLAPIENTRY _mesa_noop_Normal3fv( const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_NORMAL];
   dest[0] = v[0];
   dest[1] = v[1];
   dest[2] = v[2];
   dest[3] = 1.0;
}

void GLAPIENTRY _mesa_noop_Color4f( GLfloat a, GLfloat b, GLfloat c, GLfloat d )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *color = ctx->Current.Attrib[VERT_ATTRIB_COLOR0];
   color[0] = a;
   color[1] = b;
   color[2] = c;
   color[3] = d;
}

void GLAPIENTRY _mesa_noop_Color4fv( const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *color = ctx->Current.Attrib[VERT_ATTRIB_COLOR0];
   color[0] = v[0];
   color[1] = v[1];
   color[2] = v[2];
   color[3] = v[3];
}

void GLAPIENTRY _mesa_noop_Color3f( GLfloat a, GLfloat b, GLfloat c )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *color = ctx->Current.Attrib[VERT_ATTRIB_COLOR0];
   color[0] = a;
   color[1] = b;
   color[2] = c;
   color[3] = 1.0;
}

void GLAPIENTRY _mesa_noop_Color3fv( const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *color = ctx->Current.Attrib[VERT_ATTRIB_COLOR0];
   color[0] = v[0];
   color[1] = v[1];
   color[2] = v[2];
   color[3] = 1.0;
}

void GLAPIENTRY _mesa_noop_MultiTexCoord1fARB( GLenum target, GLfloat a )
{
   GET_CURRENT_CONTEXT(ctx);
   GLuint unit = target - GL_TEXTURE0_ARB;

   /* unit is unsigned -- cannot be less than zero.
    */
   if (unit < MAX_TEXTURE_COORD_UNITS)
   {
      GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
      dest[0] = a;
      dest[1] = 0;
      dest[2] = 0;
      dest[3] = 1;
   }
}

void GLAPIENTRY _mesa_noop_MultiTexCoord1fvARB( GLenum target, const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   GLuint unit = target - GL_TEXTURE0_ARB;

   /* unit is unsigned -- cannot be less than zero.
    */
   if (unit < MAX_TEXTURE_COORD_UNITS)
   {
      GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
      dest[0] = v[0];
      dest[1] = 0;
      dest[2] = 0;
      dest[3] = 1;
   }
}

void GLAPIENTRY _mesa_noop_MultiTexCoord2fARB( GLenum target, GLfloat a, GLfloat b )
{
   GET_CURRENT_CONTEXT(ctx);
   GLuint unit = target - GL_TEXTURE0_ARB;

   /* unit is unsigned -- cannot be less than zero.
    */
   if (unit < MAX_TEXTURE_COORD_UNITS)
   {
      GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
      dest[0] = a;
      dest[1] = b;
      dest[2] = 0;
      dest[3] = 1;
   }
}

void GLAPIENTRY _mesa_noop_MultiTexCoord2fvARB( GLenum target, const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   GLuint unit = target - GL_TEXTURE0_ARB;

   /* unit is unsigned -- cannot be less than zero.
    */
   if (unit < MAX_TEXTURE_COORD_UNITS)
   {
      GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
      dest[0] = v[0];
      dest[1] = v[1];
      dest[2] = 0;
      dest[3] = 1;
   }
}

void GLAPIENTRY _mesa_noop_MultiTexCoord3fARB( GLenum target, GLfloat a, GLfloat b, GLfloat c)
{
   GET_CURRENT_CONTEXT(ctx);
   GLuint unit = target - GL_TEXTURE0_ARB;

   /* unit is unsigned -- cannot be less than zero.
    */
   if (unit < MAX_TEXTURE_COORD_UNITS)
   {
      GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
      dest[0] = a;
      dest[1] = b;
      dest[2] = c;
      dest[3] = 1;
   }
}

void GLAPIENTRY _mesa_noop_MultiTexCoord3fvARB( GLenum target, const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   GLuint unit = target - GL_TEXTURE0_ARB;

   /* unit is unsigned -- cannot be less than zero.
    */
   if (unit < MAX_TEXTURE_COORD_UNITS)
   {
      GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
      dest[0] = v[0];
      dest[1] = v[1];
      dest[2] = v[2];
      dest[3] = 1;
   }
}

void GLAPIENTRY _mesa_noop_MultiTexCoord4fARB( GLenum target, GLfloat a, GLfloat b,
			      GLfloat c, GLfloat d )
{
   GET_CURRENT_CONTEXT(ctx);
   GLuint unit = target - GL_TEXTURE0_ARB;

   /* unit is unsigned -- cannot be less than zero.
    */
   if (unit < MAX_TEXTURE_COORD_UNITS)
   {
      GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
      dest[0] = a;
      dest[1] = b;
      dest[2] = c;
      dest[3] = d;
   }
}

void GLAPIENTRY _mesa_noop_MultiTexCoord4fvARB( GLenum target, const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   GLuint unit = target - GL_TEXTURE0_ARB;

   /* unit is unsigned -- cannot be less than zero.
    */
   if (unit < MAX_TEXTURE_COORD_UNITS)
   {
      GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
      dest[0] = v[0];
      dest[1] = v[1];
      dest[2] = v[2];
      dest[3] = v[3];
   }
}

void GLAPIENTRY _mesa_noop_SecondaryColor3fEXT( GLfloat a, GLfloat b, GLfloat c )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *color = ctx->Current.Attrib[VERT_ATTRIB_COLOR1];
   color[0] = a;
   color[1] = b;
   color[2] = c;
   color[3] = 1.0;
}

void GLAPIENTRY _mesa_noop_SecondaryColor3fvEXT( const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *color = ctx->Current.Attrib[VERT_ATTRIB_COLOR1];
   color[0] = v[0];
   color[1] = v[1];
   color[2] = v[2];
   color[3] = 1.0;
}

void GLAPIENTRY _mesa_noop_TexCoord1f( GLfloat a )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
   dest[0] = a;
   dest[1] = 0;
   dest[2] = 0;
   dest[3] = 1;
}

void GLAPIENTRY _mesa_noop_TexCoord1fv( const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
   dest[0] = v[0];
   dest[1] = 0;
   dest[2] = 0;
   dest[3] = 1;
}

void GLAPIENTRY _mesa_noop_TexCoord2f( GLfloat a, GLfloat b )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
   dest[0] = a;
   dest[1] = b;
   dest[2] = 0;
   dest[3] = 1;
}

void GLAPIENTRY _mesa_noop_TexCoord2fv( const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
   dest[0] = v[0];
   dest[1] = v[1];
   dest[2] = 0;
   dest[3] = 1;
}

void GLAPIENTRY _mesa_noop_TexCoord3f( GLfloat a, GLfloat b, GLfloat c )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
   dest[0] = a;
   dest[1] = b;
   dest[2] = c;
   dest[3] = 1;
}

void GLAPIENTRY _mesa_noop_TexCoord3fv( const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
   dest[0] = v[0];
   dest[1] = v[1];
   dest[2] = v[2];
   dest[3] = 1;
}

void GLAPIENTRY _mesa_noop_TexCoord4f( GLfloat a, GLfloat b, GLfloat c, GLfloat d )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
   dest[0] = a;
   dest[1] = b;
   dest[2] = c;
   dest[3] = d;
}

void GLAPIENTRY _mesa_noop_TexCoord4fv( const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
   dest[0] = v[0];
   dest[1] = v[1];
   dest[2] = v[2];
   dest[3] = v[3];
}



void GLAPIENTRY _mesa_noop_VertexAttrib1fNV( GLuint index, GLfloat x )
{
   GET_CURRENT_CONTEXT(ctx);
   if (index < VERT_ATTRIB_MAX) {
      ASSIGN_4V(ctx->Current.Attrib[index], x, 0, 0, 1);
   }
   else
      _mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttrib1fNV" );
}

void GLAPIENTRY _mesa_noop_VertexAttrib1fvNV( GLuint index, const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   if (index < VERT_ATTRIB_MAX) {
      ASSIGN_4V(ctx->Current.Attrib[index], v[0], 0, 0, 1);
   }
   else
      _mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttrib1fvNV" );
}

void GLAPIENTRY _mesa_noop_VertexAttrib2fNV( GLuint index, GLfloat x, GLfloat y )
{
   GET_CURRENT_CONTEXT(ctx);
   if (index < VERT_ATTRIB_MAX) {
      ASSIGN_4V(ctx->Current.Attrib[index], x, y, 0, 1);
   }
   else
      _mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttrib2fNV" );
}

void GLAPIENTRY _mesa_noop_VertexAttrib2fvNV( GLuint index, const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   if (index < VERT_ATTRIB_MAX) {
      ASSIGN_4V(ctx->Current.Attrib[index], v[0], v[1], 0, 1);
   }
   else
      _mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttrib2fvNV" );
}

void GLAPIENTRY _mesa_noop_VertexAttrib3fNV( GLuint index, GLfloat x,
                                  GLfloat y, GLfloat z )
{
   GET_CURRENT_CONTEXT(ctx);
   if (index < VERT_ATTRIB_MAX) {
      ASSIGN_4V(ctx->Current.Attrib[index], x, y, z, 1);
   }
   else
      _mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttrib3fNV" );
}

void GLAPIENTRY _mesa_noop_VertexAttrib3fvNV( GLuint index, const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   if (index < VERT_ATTRIB_MAX) {
      ASSIGN_4V(ctx->Current.Attrib[index], v[0], v[1], v[2], 1);
   }
   else
      _mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttrib3fvNV" );
}

void GLAPIENTRY _mesa_noop_VertexAttrib4fNV( GLuint index, GLfloat x,
                                  GLfloat y, GLfloat z, GLfloat w )
{
   GET_CURRENT_CONTEXT(ctx);
   if (index < VERT_ATTRIB_MAX) {
      ASSIGN_4V(ctx->Current.Attrib[index], x, y, z, w);
   }
   else
      _mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttrib4fNV" );
}

void GLAPIENTRY _mesa_noop_VertexAttrib4fvNV( GLuint index, const GLfloat *v )
{
   GET_CURRENT_CONTEXT(ctx);
   if (index < VERT_ATTRIB_MAX) {
      ASSIGN_4V(ctx->Current.Attrib[index], v[0], v[1], v[2], v[3]);
   }
   else
      _mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttrib4fvNV" );
}


/*
 * XXX Un-alias attribs here
 */

void GLAPIENTRY _mesa_noop_VertexAttrib1fARB( GLuint index, GLfloat x )
{
   GET_CURRENT_CONTEXT(ctx);
   if (index < VERT_ATTRIB_MAX) {
      ASSIGN_4V(ctx->Current.Attrib[index], x, 0, 0, 1);
   }