Method initQuadRender

extensions/Particle3D/src/Particle3D/Particle3DRender.cpp:195–232

}

bool Particle3DQuadRender::initQuadRender(std::string_view texFile)
{
    AX_SAFE_RELEASE_NULL(_programState);

    if (!texFile.empty())
    {
        auto tex = Director::getInstance()->getTextureCache()->addImage(texFile);
        if (tex)
        {
            _texture      = tex;
            auto* program = backend::Program::getBuiltinProgram(backend::ProgramType::PARTICLE_TEXTURE_3D);
            _programState = new backend::ProgramState(program);
        }
    }

    if (!_programState)
    {
        auto* program = backend::Program::getBuiltinProgram(backend::ProgramType::PARTICLE_COLOR_3D);
        _programState = new backend::ProgramState(program);
    }

    auto& pipelineDescriptor        = _meshCommand.getPipelineDescriptor();
    pipelineDescriptor.programState = _programState;

    _locColor   = _programState->getUniformLocation("u_color");
    _locPMatrix = _programState->getUniformLocation("u_PMatrix");
    _locTexture = _programState->getUniformLocation("u_tex0");

    _meshCommand.setTransparent(true);
    _meshCommand.setSkipBatching(true);

    _stateBlock.setDepthTest(true);
    _stateBlock.setDepthWrite(false);
    _stateBlock.setCullFaceSide(backend::CullMode::BACK);
    _stateBlock.setCullFace(true);

    return true;
}

void Particle3DQuadRender::onBeforeDraw()
{