inline void VL_glPointParameterfv( GLenum pname, const GLfloat* params)
{
if (glPointParameterfv)
glPointParameterfv(pname,(GLfloat*)params);
else
if (glPointParameterfvARB)
glPointParameterfvARB(pname,(GLfloat*)params);
else
if (glPointParameterfvEXT)
glPointParameterfvEXT(pname,(GLfloat*)params);
else
VL_UNSUPPORTED_FUNC();
}
void GLStateCacheManagerImp::setPointParameters(GLfloat *attenuation, float minSize, float maxSize)
{
if (minSize != mPointSizeMin)
{
mPointSizeMin = minSize;
const Ogre::RenderSystemCapabilities* caps = dynamic_cast<GLRenderSystem*>(Root::getSingleton().getRenderSystem())->getCapabilities();
if (caps->hasCapability(RSC_POINT_EXTENDED_PARAMETERS))
glPointParameterf(GL_POINT_SIZE_MIN, mPointSizeMin);
else if (caps->hasCapability(RSC_POINT_EXTENDED_PARAMETERS_ARB))
glPointParameterfARB(GL_POINT_SIZE_MIN, mPointSizeMin);
else if (caps->hasCapability(RSC_POINT_EXTENDED_PARAMETERS_EXT))
glPointParameterfEXT(GL_POINT_SIZE_MIN, mPointSizeMin);
}
if (maxSize != mPointSizeMax)
{
mPointSizeMax = maxSize;
const Ogre::RenderSystemCapabilities* caps = dynamic_cast<GLRenderSystem*>(Root::getSingleton().getRenderSystem())->getCapabilities();
if (caps->hasCapability(RSC_POINT_EXTENDED_PARAMETERS))
glPointParameterf(GL_POINT_SIZE_MAX, mPointSizeMax);
else if (caps->hasCapability(RSC_POINT_EXTENDED_PARAMETERS_ARB))
glPointParameterfARB(GL_POINT_SIZE_MAX, mPointSizeMax);
else if (caps->hasCapability(RSC_POINT_EXTENDED_PARAMETERS_EXT))
glPointParameterfEXT(GL_POINT_SIZE_MAX, mPointSizeMax);
}
if (attenuation[0] != mPointAttenuation[0] || attenuation[1] != mPointAttenuation[1] || attenuation[2] != mPointAttenuation[2])
{
mPointAttenuation[0] = attenuation[0];
mPointAttenuation[1] = attenuation[1];
mPointAttenuation[2] = attenuation[2];
const Ogre::RenderSystemCapabilities* caps = dynamic_cast<GLRenderSystem*>(Root::getSingleton().getRenderSystem())->getCapabilities();
if (caps->hasCapability(RSC_POINT_EXTENDED_PARAMETERS))
glPointParameterfv(GL_POINT_DISTANCE_ATTENUATION, &mPointAttenuation[0]);
else if (caps->hasCapability(RSC_POINT_EXTENDED_PARAMETERS_ARB))
glPointParameterfvARB(GL_POINT_DISTANCE_ATTENUATION, &mPointAttenuation[0]);
else if (caps->hasCapability(RSC_POINT_EXTENDED_PARAMETERS_EXT))
glPointParameterfvEXT(GL_POINT_DISTANCE_ATTENUATION, &mPointAttenuation[0]);
}
}
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_EXTPointParameters_nglPointParameterfvEXT(JNIEnv *env, jclass clazz, jint pname, jlong pfParams, jlong function_pointer) {
const GLfloat *pfParams_address = (const GLfloat *)(intptr_t)pfParams;
glPointParameterfvEXTPROC glPointParameterfvEXT = (glPointParameterfvEXTPROC)((intptr_t)function_pointer);
glPointParameterfvEXT(pname, pfParams_address);
}
