static void GLAPIENTRY
_mesa_GetTexGendv( GLenum coord, GLenum pname, GLdouble *params )
{
struct gl_texture_unit *texUnit;
struct gl_texgen *texgen;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureCoordUnits) {
_mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexGendv(current unit)");
return;
}
texUnit = _mesa_get_current_tex_unit(ctx);
texgen = get_texgen(texUnit, coord);
if (!texgen) {
_mesa_error(ctx, GL_INVALID_ENUM, "glGetTexGendv(coord)");
return;
}
switch (pname) {
case GL_TEXTURE_GEN_MODE:
params[0] = ENUM_TO_DOUBLE(texgen->Mode);
break;
case GL_OBJECT_PLANE:
COPY_4V(params, texgen->ObjectPlane);
break;
case GL_EYE_PLANE:
COPY_4V(params, texgen->EyePlane);
break;
default:
_mesa_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(pname)" );
}
}
void gl_GetTexGendv( GLcontext *ctx,
GLenum coord, GLenum pname, GLdouble *params )
{
if (INSIDE_BEGIN_END(ctx)) {
gl_error( ctx, GL_INVALID_OPERATION, "glGetTexGendv" );
return;
}
switch( coord ) {
case GL_S:
if (pname==GL_TEXTURE_GEN_MODE) {
params[0] = ENUM_TO_DOUBLE(ctx->Texture.GenModeS);
}
else if (pname==GL_OBJECT_PLANE) {
COPY_4V( params, ctx->Texture.ObjectPlaneS );
}
else if (pname==GL_EYE_PLANE) {
COPY_4V( params, ctx->Texture.EyePlaneS );
}
else {
gl_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(pname)" );
return;
}
break;
case GL_T:
if (pname==GL_TEXTURE_GEN_MODE) {
params[0] = ENUM_TO_DOUBLE(ctx->Texture.GenModeT);
}
else if (pname==GL_OBJECT_PLANE) {
COPY_4V( params, ctx->Texture.ObjectPlaneT );
}
else if (pname==GL_EYE_PLANE) {
COPY_4V( params, ctx->Texture.EyePlaneT );
}
else {
gl_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(pname)" );
return;
}
break;
case GL_R:
if (pname==GL_TEXTURE_GEN_MODE) {
params[0] = ENUM_TO_DOUBLE(ctx->Texture.GenModeR);
}
else if (pname==GL_OBJECT_PLANE) {
COPY_4V( params, ctx->Texture.ObjectPlaneR );
}
else if (pname==GL_EYE_PLANE) {
COPY_4V( params, ctx->Texture.EyePlaneR );
}
else {
gl_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(pname)" );
return;
}
break;
case GL_Q:
if (pname==GL_TEXTURE_GEN_MODE) {
params[0] = ENUM_TO_DOUBLE(ctx->Texture.GenModeQ);
}
else if (pname==GL_OBJECT_PLANE) {
COPY_4V( params, ctx->Texture.ObjectPlaneQ );
}
else if (pname==GL_EYE_PLANE) {
COPY_4V( params, ctx->Texture.EyePlaneQ );
}
else {
gl_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(pname)" );
return;
}
break;
default:
gl_error( ctx, GL_INVALID_ENUM, "glGetTexGendv(coord)" );
return;
}
}
