windows API下的模板缓冲（stencil buffer）

void Display() {
    glEnable(GL_DEPTH_TEST);
    glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);

    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);

    glStencilMask(0x00); // 绘制地板时确保关闭模板缓冲的写入
    shader_gym->use();
    shader_gym->setMat4("model", glm::mat4(1));
    shader_gym->setMat4("view", phc.getViewMatrix());
    shader_gym->setMat4("projection", phc.getProjectionMatrix());
    gym->Draw(shader_gym->programId);

    glStencilFunc(GL_ALWAYS, 1, 0xFF);
    glStencilMask(0xFF);
    cube->scale(5);
    cube->Draw(*shader_cube1, phc);

    glStencilFunc(GL_NOTEQUAL, 1, 0xFF);
    glStencilMask(0x00);
    glDisable(GL_DEPTH_TEST);
    cube->scale(5.4);
    cube->Draw(*shader_cube2, phc);
    glStencilMask(0xFF);
    glEnable(GL_DEPTH_TEST);
    
    
    movement();
}