Method drawCustomCommand

core/renderer/Renderer.cpp:717–757

}

void Renderer::drawCustomCommand(RenderCommand* command)
{
    auto cmd = static_cast<CustomCommand*>(command);

    if (cmd->getBeforeCallback())
        cmd->getBeforeCallback()();

    beginRenderPass();
    _commandBuffer->setVertexBuffer(cmd->getVertexBuffer());

    _commandBuffer->updatePipelineState(_currentRT, cmd->getPipelineDescriptor());
    _commandBuffer->setProgramState(cmd->getPipelineDescriptor().programState);

    auto drawType = cmd->getDrawType();
    if (CustomCommand::DrawType::ELEMENT == drawType)
    {
        _commandBuffer->setIndexBuffer(cmd->getIndexBuffer());
        _commandBuffer->drawElements(cmd->getPrimitiveType(), cmd->getIndexFormat(), cmd->getIndexDrawCount(),
                                     cmd->getIndexDrawOffset(), cmd->isWireframe());
        _drawnVertices += cmd->getIndexDrawCount();
    }
    else if (CustomCommand::DrawType::ELEMENT_INSTANCE == drawType)
    {
        _commandBuffer->setIndexBuffer(cmd->getIndexBuffer());
        _commandBuffer->setInstanceBuffer(cmd->getInstanceBuffer());
        _commandBuffer->drawElementsInstanced(cmd->getPrimitiveType(), cmd->getIndexFormat(), cmd->getIndexDrawCount(),
                                              cmd->getIndexDrawOffset(), cmd->getInstanceCount(), cmd->isWireframe());
        _drawnVertices += cmd->getIndexDrawCount() * cmd->getInstanceCount();
    }
    else
    {
        _commandBuffer->drawArrays(cmd->getPrimitiveType(), cmd->getVertexDrawStart(), cmd->getVertexDrawCount(),
                                   cmd->isWireframe());
        _drawnVertices += cmd->getVertexDrawCount();
    }
    _drawnBatches++;
    endRenderPass();

    if (cmd->getAfterCallback())
        cmd->getAfterCallback()();
}

void Renderer::drawMeshCommand(RenderCommand* command)
{