return texUnit->Combine.SourceRGB[rgb_idx];
}
case GL_SOURCE3_RGB_NV:
- if (ctx->Extensions.NV_texture_env_combine4) {
+ if (ctx->API == API_OPENGL && ctx->Extensions.NV_texture_env_combine4) {
return texUnit->Combine.SourceRGB[3];
}
else {
return texUnit->Combine.SourceA[alpha_idx];
}
case GL_SOURCE3_ALPHA_NV:
- if (ctx->Extensions.NV_texture_env_combine4) {
+ if (ctx->API == API_OPENGL && ctx->Extensions.NV_texture_env_combine4) {
return texUnit->Combine.SourceA[3];
}
else {
return texUnit->Combine.OperandRGB[op_rgb];
}
case GL_OPERAND3_RGB_NV:
- if (ctx->Extensions.NV_texture_env_combine4) {
+ if (ctx->API == API_OPENGL && ctx->Extensions.NV_texture_env_combine4) {
return texUnit->Combine.OperandRGB[3];
}
else {
return texUnit->Combine.OperandA[op_alpha];
}
case GL_OPERAND3_ALPHA_NV:
- if (ctx->Extensions.NV_texture_env_combine4) {
+ if (ctx->API == API_OPENGL && ctx->Extensions.NV_texture_env_combine4) {
return texUnit->Combine.OperandA[3];
}
else {
return 1 << texUnit->Combine.ScaleShiftA;
case GL_BUMP_TARGET_ATI:
/* spec doesn't say so, but I think this should be queryable */
- if (ctx->Extensions.ATI_envmap_bumpmap) {
+ if (ctx->API == API_OPENGL && ctx->Extensions.ATI_envmap_bumpmap) {
return texUnit->BumpTarget;
}
else {