Function screenQuadVBO

src/backend/opengl/common.cpp:284–302

}

GLuint screenQuadVBO(const int pWindowId)
{
    //FIXME: VBOs can be shared, but for simplicity
    // right now just created one VBO each window,
    // ignoring shared contexts
    static std::map<int, GLuint> svboMap;

    if (svboMap.find(pWindowId)==svboMap.end()) {
        static const float vertices[8] = {
            -1.0f,-1.0f,
             1.0f,-1.0f,
             1.0f, 1.0f,
            -1.0f, 1.0f
        };
        svboMap[pWindowId] = createBuffer(GL_ARRAY_BUFFER, 8, vertices, GL_STATIC_DRAW);
    }

    return svboMap[pWindowId];
}

GLuint screenQuadVAO(const int pWindowId)
{