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/* $Id: api_noop.c,v 1.1 2003-02-28 11:41:57 pj Exp $ */
/*
* Mesa 3-D graphics library
* Version: 4.1
*
* Copyright (C) 1999-2001 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 "context.h"
#include "colormac.h"
#include "light.h"
#include "macros.h"
#include "mmath.h"
#include "mtypes.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.
*
*/
void _mesa_noop_EdgeFlag( GLboolean b )
{
GET_CURRENT_CONTEXT(ctx);
ctx->Current.EdgeFlag = b;
}
void _mesa_noop_EdgeFlagv( const GLboolean *b )
{
GET_CURRENT_CONTEXT(ctx);
ctx->Current.EdgeFlag = *b;
}
void _mesa_noop_FogCoordfEXT( GLfloat a )
{
GET_CURRENT_CONTEXT(ctx);
ctx->Current.Attrib[VERT_ATTRIB_FOG][0] = a;
}
void _mesa_noop_FogCoordfvEXT( const GLfloat *v )
{
GET_CURRENT_CONTEXT(ctx);
ctx->Current.Attrib[VERT_ATTRIB_FOG][0] = *v;
}
void _mesa_noop_Indexi( GLint i )
{
GET_CURRENT_CONTEXT(ctx);
ctx->Current.Index = i;
}
void _mesa_noop_Indexiv( const GLint *v )
{
GET_CURRENT_CONTEXT(ctx);
ctx->Current.Index = *v;
}
void _mesa_noop_Normal3f( GLfloat a, GLfloat b, GLfloat c )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_NORMAL];
COPY_FLOAT(dest[0], a);
COPY_FLOAT(dest[1], b);
COPY_FLOAT(dest[2], c);
}
void _mesa_noop_Normal3fv( const GLfloat *v )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_NORMAL];
COPY_FLOAT(dest[0], v[0]);
COPY_FLOAT(dest[1], v[1]);
COPY_FLOAT(dest[2], v[2]);
}
void _mesa_noop_Materialfv( GLenum face, GLenum pname, const GLfloat *params )
{
GET_CURRENT_CONTEXT(ctx);
struct gl_material mat[2];
GLuint bitmask = _mesa_material_bitmask( ctx, face, pname, ~0,
"_mesa_noop_Materialfv" );
if (bitmask == 0)
return;
if (bitmask & FRONT_AMBIENT_BIT) {
COPY_4FV( mat[0].Ambient, params );
}
if (bitmask & BACK_AMBIENT_BIT) {
COPY_4FV( mat[1].Ambient, params );
}
if (bitmask & FRONT_DIFFUSE_BIT) {
COPY_4FV( mat[0].Diffuse, params );
}
if (bitmask & BACK_DIFFUSE_BIT) {
COPY_4FV( mat[1].Diffuse, params );
}
if (bitmask & FRONT_SPECULAR_BIT) {
COPY_4FV( mat[0].Specular, params );
}
if (bitmask & BACK_SPECULAR_BIT) {
COPY_4FV( mat[1].Specular, params );
}
if (bitmask & FRONT_EMISSION_BIT) {
COPY_4FV( mat[0].Emission, params );
}
if (bitmask & BACK_EMISSION_BIT) {
COPY_4FV( mat[1].Emission, params );
}
if (bitmask & FRONT_SHININESS_BIT) {
GLfloat shininess = CLAMP( params[0], 0.0F, 128.0F );
mat[0].Shininess = shininess;
}
if (bitmask & BACK_SHININESS_BIT) {
GLfloat shininess = CLAMP( params[0], 0.0F, 128.0F );
mat[1].Shininess = shininess;
}
if (bitmask & FRONT_INDEXES_BIT) {
mat[0].AmbientIndex = params[0];
mat[0].DiffuseIndex = params[1];
mat[0].SpecularIndex = params[2];
}
if (bitmask & BACK_INDEXES_BIT) {
mat[1].AmbientIndex = params[0];
mat[1].DiffuseIndex = params[1];
mat[1].SpecularIndex = params[2];
}
_mesa_update_material( ctx, mat, bitmask );
}
void _mesa_noop_Color4ub( GLubyte a, GLubyte b, GLubyte c, GLubyte d )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *color = ctx->Current.Attrib[VERT_ATTRIB_COLOR0];
color[0] = UBYTE_TO_FLOAT(a);
color[1] = UBYTE_TO_FLOAT(b);
color[2] = UBYTE_TO_FLOAT(c);
color[3] = UBYTE_TO_FLOAT(d);
}
void _mesa_noop_Color4ubv( const GLubyte *v )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *color = ctx->Current.Attrib[VERT_ATTRIB_COLOR0];
color[0] = UBYTE_TO_FLOAT(v[0]);
color[1] = UBYTE_TO_FLOAT(v[1]);
color[2] = UBYTE_TO_FLOAT(v[2]);
color[3] = UBYTE_TO_FLOAT(v[3]);
}
void _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 _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 _mesa_noop_Color3ub( GLubyte a, GLubyte b, GLubyte c )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *color = ctx->Current.Attrib[VERT_ATTRIB_COLOR0];
color[0] = UBYTE_TO_FLOAT(a);
color[1] = UBYTE_TO_FLOAT(b);
color[2] = UBYTE_TO_FLOAT(c);
color[3] = 1.0;
}
void _mesa_noop_Color3ubv( const GLubyte *v )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *color = ctx->Current.Attrib[VERT_ATTRIB_COLOR0];
color[0] = UBYTE_TO_FLOAT(v[0]);
color[1] = UBYTE_TO_FLOAT(v[1]);
color[2] = UBYTE_TO_FLOAT(v[2]);
color[3] = 1.0;
}
void _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 _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 _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_UNITS)
{
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
COPY_FLOAT(dest[0], a);
dest[1] = 0;
dest[2] = 0;
dest[3] = 1;
}
}
void _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_UNITS)
{
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
COPY_FLOAT(dest[0], v[0]);
dest[1] = 0;
dest[2] = 0;
dest[3] = 1;
}
}
void _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_UNITS)
{
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
COPY_FLOAT(dest[0], a);
COPY_FLOAT(dest[1], b);
dest[2] = 0;
dest[3] = 1;
}
}
void _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_UNITS)
{
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
COPY_FLOAT(dest[0], v[0]);
COPY_FLOAT(dest[1], v[1]);
dest[2] = 0;
dest[3] = 1;
}
}
void _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_UNITS)
{
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
COPY_FLOAT(dest[0], a);
COPY_FLOAT(dest[1], b);
COPY_FLOAT(dest[2], c);
dest[3] = 1;
}
}
void _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_UNITS)
{
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
COPY_FLOAT(dest[0], v[0]);
COPY_FLOAT(dest[1], v[1]);
COPY_FLOAT(dest[2], v[2]);
dest[3] = 1;
}
}
void _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_UNITS)
{
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
COPY_FLOAT(dest[0], a);
COPY_FLOAT(dest[1], b);
COPY_FLOAT(dest[2], c);
dest[3] = d;
}
}
void _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_UNITS)
{
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0 + unit];
COPY_FLOAT(dest[0], v[0]);
COPY_FLOAT(dest[1], v[1]);
COPY_FLOAT(dest[2], v[2]);
COPY_FLOAT(dest[3], v[3]);
}
}
void _mesa_noop_SecondaryColor3ubEXT( GLubyte a, GLubyte b, GLubyte c )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *color = ctx->Current.Attrib[VERT_ATTRIB_COLOR1];
color[0] = UBYTE_TO_FLOAT(a);
color[1] = UBYTE_TO_FLOAT(b);
color[2] = UBYTE_TO_FLOAT(c);
color[3] = 1.0;
}
void _mesa_noop_SecondaryColor3ubvEXT( const GLubyte *v )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *color = ctx->Current.Attrib[VERT_ATTRIB_COLOR1];
color[0] = UBYTE_TO_FLOAT(v[0]);
color[1] = UBYTE_TO_FLOAT(v[1]);
color[2] = UBYTE_TO_FLOAT(v[2]);
color[3] = 1.0;
}
void _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 _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 _mesa_noop_TexCoord1f( GLfloat a )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
COPY_FLOAT(dest[0], a);
dest[1] = 0;
dest[2] = 0;
dest[3] = 1;
}
void _mesa_noop_TexCoord1fv( const GLfloat *v )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
COPY_FLOAT(dest[0], v[0]);
dest[1] = 0;
dest[2] = 0;
dest[3] = 1;
}
void _mesa_noop_TexCoord2f( GLfloat a, GLfloat b )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
COPY_FLOAT(dest[0], a);
COPY_FLOAT(dest[1], b);
dest[2] = 0;
dest[3] = 1;
}
void _mesa_noop_TexCoord2fv( const GLfloat *v )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
COPY_FLOAT(dest[0], v[0]);
COPY_FLOAT(dest[1], v[1]);
dest[2] = 0;
dest[3] = 1;
}
void _mesa_noop_TexCoord3f( GLfloat a, GLfloat b, GLfloat c )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
COPY_FLOAT(dest[0], a);
COPY_FLOAT(dest[1], b);
COPY_FLOAT(dest[2], c);
dest[3] = 1;
}
void _mesa_noop_TexCoord3fv( const GLfloat *v )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
COPY_FLOAT(dest[0], v[0]);
COPY_FLOAT(dest[1], v[1]);
COPY_FLOAT(dest[2], v[2]);
dest[3] = 1;
}
void _mesa_noop_TexCoord4f( GLfloat a, GLfloat b, GLfloat c, GLfloat d )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
COPY_FLOAT(dest[0], a);
COPY_FLOAT(dest[1], b);
COPY_FLOAT(dest[2], c);
COPY_FLOAT(dest[3], d);
}
void _mesa_noop_TexCoord4fv( const GLfloat *v )
{
GET_CURRENT_CONTEXT(ctx);
GLfloat *dest = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
COPY_FLOAT(dest[0], v[0]);
COPY_FLOAT(dest[1], v[1]);
COPY_FLOAT(dest[2], v[2]);
COPY_FLOAT(dest[3], v[3]);
}
/* Useful outside begin/end?
*/
void _mesa_noop_Vertex2fv( const GLfloat *v )
{
(void) v;
}
void _mesa_noop_Vertex3fv( const GLfloat *v )
{
(void) v;
}
void _mesa_noop_Vertex4fv( const GLfloat *v )
{
(void) v;
}
void _mesa_noop_Vertex2f( GLfloat a, GLfloat b )
{
(void) a; (void) b;
}
void _mesa_noop_Vertex3f( GLfloat a, GLfloat b, GLfloat c )
{
(void) a; (void) b; (void) c;
}
void _mesa_noop_Vertex4f( GLfloat a, GLfloat b, GLfloat c, GLfloat d )
{
(void) a; (void) b; (void) c; (void) d;
}
void _mesa_noop_VertexAttrib4fNV( GLuint index, GLfloat x,
GLfloat y, GLfloat z, GLfloat w )
{
GET_CURRENT_CONTEXT(ctx);
if (index < 16) {
ASSIGN_4V(ctx->Current.Attrib[index], x, y, z, w);
}
}
void _mesa_noop_VertexAttrib4fvNV( GLuint index, const GLfloat *v )
{
GET_CURRENT_CONTEXT(ctx);
if (index < 16) {
ASSIGN_4V(ctx->Current.Attrib[index], v[0], v[1], v[2], v[3]);
}
}
/* Execute a glRectf() function. This is not suitable for GL_COMPILE
* modes (as the test for outside begin/end is not compiled),
* but may be useful for drivers in circumstances which exclude
* display list interactions.
*
* (None of the functions in this file are suitable for GL_COMPILE
* modes).
*/
void _mesa_noop_Rectf( GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2 )
{
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
}
glBegin( GL_QUADS );
glVertex2f( x1, y1 );
glVertex2f( x2, y1 );
glVertex2f( x2, y2 );
glVertex2f( x1, y2 );
glEnd();
}
/* Some very basic support for arrays. Drivers without explicit array
* support can hook these in, but still need to supply an array-elt
* implementation.
*/
void _mesa_noop_DrawArrays(GLenum mode, GLint start, GLsizei count)
{
GET_CURRENT_CONTEXT(ctx);
GLint i;
if (!_mesa_validate_DrawArrays( ctx, mode, start, count ))
return;
glBegin(mode);
for (i = start ; i <= count ; i++)
glArrayElement( i );
glEnd();
}
void _mesa_noop_DrawElements(GLenum mode, GLsizei count, GLenum type,
const GLvoid *indices)
{
GET_CURRENT_CONTEXT(ctx);
GLint i;
if (!_mesa_validate_DrawElements( ctx, mode, count, type, indices ))
return;
glBegin(mode);
switch (type) {
case GL_UNSIGNED_BYTE:
for (i = 0 ; i < count ; i++)
glArrayElement( ((GLubyte *)indices)[i] );
break;
case GL_UNSIGNED_SHORT:
for (i = 0 ; i < count ; i++)
glArrayElement( ((GLushort *)indices)[i] );
break;
case GL_UNSIGNED_INT:
for (i = 0 ; i < count ; i++)
glArrayElement( ((GLuint *)indices)[i] );
break;
default:
_mesa_error( ctx, GL_INVALID_ENUM, "glDrawElements(type)" );
break;
}
glEnd();
}
void _mesa_noop_DrawRangeElements(GLenum mode,
GLuint start, GLuint end,
GLsizei count, GLenum type,
const GLvoid *indices)
{
GET_CURRENT_CONTEXT(ctx);
if (_mesa_validate_DrawRangeElements( ctx, mode,
start, end,
count, type, indices ))
glDrawElements( mode, count, type, indices );
}