@Override
public void delete(IRenderingEngine re) {
if (fboId != -1) {
re.deleteFramebuffer(fboId);
fboId = -1;
}
if (depthRenderBufferId != -1) {
re.deleteRenderbuffer(depthRenderBufferId);
depthRenderBufferId = -1;
}
super.delete(re);
}
@Override
public void bind(IRenderingEngine re, boolean forDrawing) {
if (forDrawing) {
// We are copying the texture back to the main frame buffer,
// bind the texture, not the FBO.
re.bindFramebuffer(IRenderingEngine.RE_FRAMEBUFFER, 0);
super.bind(re, forDrawing);
} else {
if (fboId == -1) {
// Create the FBO and associate it to the texture
fboId = re.genFramebuffer();
re.bindFramebuffer(IRenderingEngine.RE_FRAMEBUFFER, fboId);
// Create a render buffer for the depth buffer
depthRenderBufferId = re.genRenderbuffer();
re.bindRenderbuffer(depthRenderBufferId);
re.setRenderbufferStorage(
IRenderingEngine.RE_DEPTH_COMPONENT, getTexImageWidth(), getTexImageHeight());
// Create the texture
super.bind(re, forDrawing);
// Attach the texture to the FBO
re.setFramebufferTexture(
IRenderingEngine.RE_FRAMEBUFFER, IRenderingEngine.RE_COLOR_ATTACHMENT0, textureId, 0);
// Attach the depth buffer to the FBO
re.setFramebufferRenderbuffer(
IRenderingEngine.RE_FRAMEBUFFER,
IRenderingEngine.RE_DEPTH_ATTACHMENT,
depthRenderBufferId);
} else {
// Bind the FBO
re.bindFramebuffer(IRenderingEngine.RE_FRAMEBUFFER, fboId);
}
}
}
