void ParticleSystemProxy::setEmitter(scene::IParticleEmitter* emitter)
{
CParticleSystemSceneNode::setEmitter(emitter);
if (!emitter || !isGPUParticleType(emitter->getType()))
return;
has_height_map = false;
flip = false;
count = emitter->getMaxParticlesPerSecond() * emitter->getMaxLifeTime() / 1000;
switch (emitter->getType())
{
case scene::EPET_POINT:
generateParticlesFromPointEmitter(emitter);
break;
case scene::EPET_BOX:
generateParticlesFromBoxEmitter(static_cast<scene::IParticleBoxEmitter *>(emitter));
break;
case scene::EPET_SPHERE:
generateParticlesFromSphereEmitter(static_cast<scene::IParticleSphereEmitter *>(emitter));
break;
default:
assert(0 && "Wrong particle type");
}
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindVertexArray(0);
video::ITexture *tex = getMaterial(0).getTexture(0);
compressTexture(tex, true, true);
texture = getTextureGLuint(getMaterial(0).getTexture(0));
}
void ParticleSystemProxy::render() {
if (!getEmitter() || !isGPUParticleType(getEmitter()->getType()))
{
CParticleSystemSceneNode::render();
return;
}
if (!current_rendering_vao || !non_current_rendering_vao || !current_simulation_vao || !non_current_simulation_vao)
generateVAOs();
simulate();
draw();
}
void ParticleSystemProxy::render() {
if (!getEmitter() || !isGPUParticleType(getEmitter()->getType()))
{
CParticleSystemSceneNode::render();
return;
}
simulate();
draw();
// We need to force irrlicht to update its internal states
irr::video::IVideoDriver * const drv = irr_driver->getVideoDriver();
drv->setMaterial(fakemat);
static_cast<irr::video::COpenGLDriver*>(drv)->setRenderStates3DMode();
}
void ParticleSystemProxy::setEmitter(scene::IParticleEmitter* emitter)
{
CParticleSystemSceneNode::setEmitter(emitter);
if (!emitter || !isGPUParticleType(emitter->getType()))
return;
has_height_map = false;
flip = false;
// Pass a fake material type to force irrlicht to update its internal states on rendering
setMaterialType(irr_driver->getShader(ES_RAIN));
setAutomaticCulling(0);
count = emitter->getMaxParticlesPerSecond() * emitter->getMaxLifeTime() / 1000;
switch (emitter->getType())
{
case scene::EPET_POINT:
generateParticlesFromPointEmitter(emitter);
break;
case scene::EPET_BOX:
generateParticlesFromBoxEmitter(static_cast<scene::IParticleBoxEmitter *>(emitter));
break;
case scene::EPET_SPHERE:
generateParticlesFromSphereEmitter(static_cast<scene::IParticleSphereEmitter *>(emitter));
break;
default:
assert(0 && "Wrong particle type");
}
glBindBuffer(GL_ARRAY_BUFFER, 0);
texture = getTextureGLuint(getMaterial(0).getTexture(0));
normal_and_depth = getTextureGLuint(irr_driver->getRTT(RTT_NORMAL_AND_DEPTH));
if (SimpleSimulationShader::Program && SimpleParticleRender::Program && FlipParticleRender::Program && HeightmapSimulationShader::Program)
return;
SimpleSimulationShader::init();
HeightmapSimulationShader::init();
SimpleParticleRender::init();
FlipParticleRender::init();
}