private void destroyOpenGL() {
Shader.defaultShader.delete();
Shader.plainShader.delete();
Shader.distance.delete();
Shader.waterMixdown.delete();
terrain.delete();
bunny.delete();
bus.delete();
plane.delete();
skybox.delete();
window.delete();
}
private void draw() {
glEnable(GL_DEPTH_TEST);
setupLightViewMatrix();
lsvm = viewMatrix;
distancesToLightSourceFBO.bindForWriting();
GL11.glClearColor(1f, 0f, 0f, 1f);
GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
Shader.distance.enable();
Shader.distance.setLightningPosition(lightSourcePosition);
renderModels();
Shader.distance.disable();
distancesToLightSourceFBO.unbindForWriting();
checkForGLError();
setupViewMatrix(false);
waterRefractionFBO.bindForWriting();
renderClippedSceneWithLightning(-1000, 0);
waterRefractionFBO.unbindForWriting();
setupViewMatrix(true);
waterReflectionFBO.bindForWriting();
renderClippedSceneWithLightning(0, 1000);
waterReflectionFBO.unbindForWriting();
setupViewMatrix(false);
renderClippedSceneWithLightning(-1000, 1000);
Shader.waterMixdown.enable();
Shader.waterMixdown.setTime((System.currentTimeMillis() % 16000) / 16000f);
Shader.waterMixdown.setCameraPosition(cameraPos);
Shader.waterMixdown.setLightningPosition(lightSourcePosition);
Shader.waterMixdown.setProjectionMatrix(projectionMatrix);
Shader.waterMixdown.setViewMatrix(viewMatrix);
Shader.waterMixdown.setModelMatrix(identity);
waterReflectionFBO.bindMOAR(0);
waterRefractionFBO.bindMOAR(1);
waterBumpMap.bindMOAR(2);
plane.draw();
Shader.waterMixdown.disable();
Shader.plainShader.enable();
Matrix4f projection = Matrix4f.orthographic(-3, 3, -3, 3, -1, 1);
Shader.plainShader.setProjectionMatrix(projection);
Shader.plainShader.setViewMatrix(identity);
Shader.plainShader.setModelMatrix(new Matrix4f().translate(new Vector3f(-2, 2, 0)));
Shader.plainShader.setClipAbove(1000);
Shader.plainShader.setClipBelow(-1000);
distancesToLightSourceFBO.bind();
surface.draw();
Shader.plainShader.disable();
}