263     Group group;  in beginGroup()  local
264     group.texture = tname;  in beginGroup()
265     group.fbo = name;  in beginGroup()
266     group.width = mVpWidth;  in beginGroup()
267     group.height = mVpHeight;  in beginGroup()
268     group.colorTransform = colorTransform;  in beginGroup()
270     mGroupStack.push(group);  in beginGroup()
275     const Group group(mGroupStack.top());  in endGroup()  local
286     Texture texture(Texture::TEXTURE_2D, group.texture);  in endGroup()
287     texture.setDimensions(group.width, group.height);  in endGroup()
288     glBindTexture(GL_TEXTURE_2D, group.texture);  in endGroup()
294     mState.setColorMatrix(group.colorTransform);  in endGroup()
301     position[1] = vec2(group.width, 0);  in endGroup()
302     position[2] = vec2(group.width, group.height);  in endGroup()
303     position[3] = vec2(0, group.height);  in endGroup()
314     glDeleteFramebuffers(1, &group.fbo);  in endGroup()
315     glDeleteTextures(1, &group.texture);  in endGroup()