Method updateDebugVBO

testbed/src/SceneDemo.cpp:498–530

Update VBO with vertices and indices of debug info

// Update VBO with vertices and indices of debug info
void SceneDemo::updateDebugVBO() {

    rp3d::DebugRenderer& debugRenderer = mPhysicsWorld->getDebugRenderer();

    if (mPhysicsWorld->getIsDebugRenderingEnabled()) {

        // ----- Lines ---- //

        const uint nbLines = debugRenderer.getNbLines();

        if (nbLines > 0) {

            // Vertices
            mDebugVBOLinesVertices.bind();
            GLsizei sizeVertices = static_cast<GLsizei>(nbLines * sizeof(rp3d::DebugRenderer::DebugLine));
            mDebugVBOLinesVertices.copyDataIntoVBO(sizeVertices, debugRenderer.getLinesArray(), GL_STREAM_DRAW);
            mDebugVBOLinesVertices.unbind();
        }

        // ----- Triangles ---- //

        const uint nbTriangles = debugRenderer.getNbTriangles();

        if (nbTriangles > 0) {

            // Vertices
            mDebugVBOTrianglesVertices.bind();
            GLsizei sizeVertices = static_cast<GLsizei>(nbTriangles * sizeof(rp3d::DebugRenderer::DebugTriangle));
            mDebugVBOTrianglesVertices.copyDataIntoVBO(sizeVertices, debugRenderer.getTrianglesArray(), GL_STREAM_DRAW);
            mDebugVBOTrianglesVertices.unbind();
        }
    }
}

// Render Debug Infos
void SceneDemo::renderDebugInfos(openglframework::Shader& shader, const openglframework::Matrix4& worldToCameraMatrix) {