Method draw

tests/lua-tests/Source/lua_test_bindings.cpp:197–224

}

void DrawNode3D::draw(Renderer* renderer, const Mat4& transform, uint32_t flags)
{
    _customCommand.init(_globalZOrder);
    // update mvp matrix
    auto& matrixP = Director::getInstance()->getMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION);
    auto mvp      = matrixP * transform;
    _programState->setUniform(_locMVPMatrix, mvp.m, sizeof(mvp.m));

    if (_customCommand.getVertexCapacity() < _buffer.size())
    {
        auto s = _buffer.size();
        _customCommand.createVertexBuffer(sizeof(V3F_C4B), s + s / 2, CustomCommand::BufferUsage::DYNAMIC);
    }

    if (_dirty && !_buffer.empty())
    {
        _customCommand.updateVertexBuffer(_buffer.data(), (unsigned int)(_buffer.size() * sizeof(_buffer[0])));
        _customCommand.setVertexDrawInfo(0, _buffer.size());
        _dirty = false;
    }

    setBlendFunc(_blendFunc);

    if (!_buffer.empty())
    {
        renderer->addCommand(&_customCommand);
    }
}

void DrawNode3D::drawLine(const Vec3& from, const Vec3& to, const Color4F& color)
{