How to use

com.jme3.texture.FrameBuffer$RenderBuffer

constructor

/**
 * Add a color buffer without a texture bound to it.
 * If MRT is enabled, then each subsequently added texture or buffer can be
 * rendered to through a shader that writes to the array <code>gl_FragData</code>.
 * If MRT is not enabled, then the index set with {@link FrameBuffer#setTargetIndex(int) }
 * is rendered to by the shader.
 * 
 * @param format the format of the color buffer
 * @see #addColorTexture(com.jme3.texture.Texture2D) 
 */
public void addColorBuffer(Image.Format format){
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  if (format.isDepthFormat())
    throw new IllegalArgumentException("Color buffer format must be color/luminance.");
  
  RenderBuffer colorBuf = new RenderBuffer();
  colorBuf.slot = colorBufs.size();
  colorBuf.format = format;
  
  colorBufs.add(colorBuf);
}

/**
 * Enables the use of a color buffer for this <code>FrameBuffer</code>.
 * 
 * @param format The format to use for the color buffer.
 * @throws IllegalArgumentException If <code>format</code> is not a color format.
 */
public void setColorBuffer(Image.Format format){
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  if (format.isDepthFormat())
    throw new IllegalArgumentException("Color buffer format must be color/luminance.");
  
  RenderBuffer colorBuf = new RenderBuffer();
  colorBuf.slot = 0;
  colorBuf.format = format;
  
  colorBufs.clear();
  colorBufs.add(colorBuf);
}

/**
 * Enables the use of a depth buffer for this <code>FrameBuffer</code>.
 * 
 * @param format The format to use for the depth buffer.
 * @throws IllegalArgumentException If <code>format</code> is not a depth format.
 */
public void setDepthBuffer(Image.Format format){
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  if (!format.isDepthFormat())
    throw new IllegalArgumentException("Depth buffer format must be depth.");
    
  depthBuf = new RenderBuffer();
  depthBuf.slot = format.isDepthStencilFormat() ?  SLOT_DEPTH_STENCIL : SLOT_DEPTH;
  depthBuf.format = format;
}

/**
 * Add a color texture array to use for this framebuffer.
 * If MRT is enabled, then each subsequently added texture can be
 * rendered to through a shader that writes to the array <code>gl_FragData</code>.
 * If MRT is not enabled, then the index set with {@link FrameBuffer#setTargetIndex(int) }
 * is rendered to by the shader.
 * 
 * @param tex The texture array to add.
 */
public void addColorTexture(TextureArray tex, int layer) {
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  Image img = tex.getImage();
  checkSetTexture(tex, false);
  RenderBuffer colorBuf = new RenderBuffer();
  colorBuf.slot = colorBufs.size();
  colorBuf.tex = tex;
  colorBuf.format = img.getFormat();
  colorBuf.layer = layer;
  colorBufs.add(colorBuf);
}

/**
 * Enables the use of a color buffer for this <code>FrameBuffer</code>.
 * 
 * @param format The format to use for the color buffer.
 * @throws IllegalArgumentException If <code>format</code> is not a color format.
 */
public void setColorBuffer(Image.Format format){
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  if (format.isDepthFormat())
    throw new IllegalArgumentException("Color buffer format must be color/luminance.");
  
  RenderBuffer colorBuf = new RenderBuffer();
  colorBuf.slot = 0;
  colorBuf.format = format;
  
  colorBufs.clear();
  colorBufs.add(colorBuf);
}

/**
 * Enables the use of a color buffer for this <code>FrameBuffer</code>.
 * 
 * @param format The format to use for the color buffer.
 * @throws IllegalArgumentException If <code>format</code> is not a color format.
 */
public void setColorBuffer(Image.Format format){
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  if (format.isDepthFormat())
    throw new IllegalArgumentException("Color buffer format must be color/luminance.");
  
  RenderBuffer colorBuf = new RenderBuffer();
  colorBuf.slot = 0;
  colorBuf.format = format;
  
  colorBufs.clear();
  colorBufs.add(colorBuf);
}

/**
 * Add a color texture to use for this framebuffer.
 * If MRT is enabled, then each subsequently added texture can be
 * rendered to through a shader that writes to the array <code>gl_FragData</code>.
 * If MRT is not enabled, then the index set with {@link FrameBuffer#setTargetIndex(int) }
 * is rendered to by the shader.
 * 
 * @param tex The texture to add.
 */
public void addColorTexture(Texture2D tex) {
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  Image img = tex.getImage();
  checkSetTexture(tex, false);
  RenderBuffer colorBuf = new RenderBuffer();
  colorBuf.slot = colorBufs.size();
  colorBuf.tex = tex;
  colorBuf.format = img.getFormat();
  colorBufs.add(colorBuf);
}

/**
 * Set the depth texture to use for this framebuffer.
 * 
 * @param tex The color texture to set.
 */
public void setDepthTexture(Texture2D tex){
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  Image img = tex.getImage();
  checkSetTexture(tex, true);
  
  depthBuf = new RenderBuffer();
  depthBuf.slot = img.getFormat().isDepthStencilFormat() ?  SLOT_DEPTH_STENCIL : SLOT_DEPTH;
  depthBuf.tex = tex;
  depthBuf.format = img.getFormat();
}
public void setDepthTexture(TextureArray tex, int layer){

/**
 * Set the depth texture to use for this framebuffer.
 * 
 * @param tex The color texture to set.
 */
public void setDepthTexture(Texture2D tex){
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  Image img = tex.getImage();
  checkSetTexture(tex, true);
  
  depthBuf = new RenderBuffer();
  depthBuf.slot = -100; // indicates GL_DEPTH_ATTACHMENT
  depthBuf.tex = tex;
  depthBuf.format = img.getFormat();
}

/**
 * Enables the use of a depth buffer for this <code>FrameBuffer</code>.
 * 
 * @param format The format to use for the depth buffer.
 * @throws IllegalArgumentException If <code>format</code> is not a depth format.
 */
public void setDepthBuffer(Image.Format format){
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  if (!format.isDepthFormat())
    throw new IllegalArgumentException("Depth buffer format must be depth.");
    
  depthBuf = new RenderBuffer();
  depthBuf.slot = -100; // -100 == special slot for DEPTH_BUFFER
  depthBuf.format = format;
}

/**
 * Enables the use of a depth buffer for this <code>FrameBuffer</code>.
 * 
 * @param format The format to use for the depth buffer.
 * @throws IllegalArgumentException If <code>format</code> is not a depth format.
 */
public void setDepthBuffer(Image.Format format){
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  if (!format.isDepthFormat())
    throw new IllegalArgumentException("Depth buffer format must be depth.");
    
  depthBuf = new RenderBuffer();
  depthBuf.slot = format.isDepthStencilFormat() ?  SLOT_DEPTH_STENCIL : SLOT_DEPTH;
  depthBuf.format = format;
}

public void setDepthTexture(TextureArray tex, int layer){
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  Image img = tex.getImage();
  checkSetTexture(tex, true);
  
  depthBuf = new RenderBuffer();
  depthBuf.slot = img.getFormat().isDepthStencilFormat() ?  SLOT_DEPTH_STENCIL : SLOT_DEPTH;
  depthBuf.tex = tex;
  depthBuf.format = img.getFormat();
  depthBuf.layer = layer;
}

public RenderBuffer createDestructableClone(){
  if (tex != null){
    return null;
  }else{
    RenderBuffer destructClone =  new RenderBuffer();
    destructClone.id = id;
    return destructClone;
  }
}

public RenderBuffer createDestructableClone(){
  if (tex != null){
    return null;
  }else{
    RenderBuffer destructClone =  new RenderBuffer();
    destructClone.id = id;
    return destructClone;
  }
}

/**
 * Add a color texture to use for this framebuffer.
 * If MRT is enabled, then each subsequently added texture can be
 * rendered to through a shader that writes to the array <code>gl_FragData</code>.
 * If MRT is not enabled, then the index set with {@link FrameBuffer#setTargetIndex(int) }
 * is rendered to by the shader.
 * 
 * @param tex The texture to add.
 * @see #addColorBuffer(com.jme3.texture.Image.Format) 
 */
public void addColorTexture(Texture2D tex) {
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  Image img = tex.getImage();
  checkSetTexture(tex, false);
  RenderBuffer colorBuf = new RenderBuffer();
  colorBuf.slot = colorBufs.size();
  colorBuf.tex = tex;
  colorBuf.format = img.getFormat();
  colorBufs.add(colorBuf);
}

 /**
 * Add a color texture to use for this framebuffer.
 * If MRT is enabled, then each subsequently added texture can be
 * rendered to through a shader that writes to the array <code>gl_FragData</code>.
 * If MRT is not enabled, then the index set with {@link FrameBuffer#setTargetIndex(int) }
 * is rendered to by the shader.
 *
 * @param tex The cube-map texture to add.
 * @param face The face of the cube-map to render to.
 */
public void addColorTexture(TextureCubeMap tex, TextureCubeMap.Face face) {
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  Image img = tex.getImage();
  checkSetTexture(tex, false);
  RenderBuffer colorBuf = new RenderBuffer();
  colorBuf.slot = colorBufs.size();
  colorBuf.tex = tex;
  colorBuf.format = img.getFormat();
  colorBuf.face = face.ordinal();
  colorBufs.add(colorBuf);
}

/**
 * Add a color texture array to use for this framebuffer.
 * If MRT is enabled, then each subsequently added texture can be
 * rendered to through a shader that writes to the array <code>gl_FragData</code>.
 * If MRT is not enabled, then the index set with {@link FrameBuffer#setTargetIndex(int) }
 * is rendered to by the shader.
 * 
 * @param tex The texture array to add.
 */
public void addColorTexture(TextureArray tex, int layer) {
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  Image img = tex.getImage();
  checkSetTexture(tex, false);
  RenderBuffer colorBuf = new RenderBuffer();
  colorBuf.slot = colorBufs.size();
  colorBuf.tex = tex;
  colorBuf.format = img.getFormat();
  colorBuf.layer = layer;
  colorBufs.add(colorBuf);
}

/**
 * Set the depth texture to use for this framebuffer.
 * 
 * @param tex The color texture to set.
 */
public void setDepthTexture(Texture2D tex){
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  Image img = tex.getImage();
  checkSetTexture(tex, true);
  
  depthBuf = new RenderBuffer();
  depthBuf.slot = img.getFormat().isDepthStencilFormat() ?  SLOT_DEPTH_STENCIL : SLOT_DEPTH;
  depthBuf.tex = tex;
  depthBuf.format = img.getFormat();
}
public void setDepthTexture(TextureArray tex, int layer){

public void setDepthTexture(TextureArray tex, int layer){
  if (id != -1)
    throw new UnsupportedOperationException("FrameBuffer already initialized.");
  Image img = tex.getImage();
  checkSetTexture(tex, true);
  
  depthBuf = new RenderBuffer();
  depthBuf.slot = img.getFormat().isDepthStencilFormat() ?  SLOT_DEPTH_STENCIL : SLOT_DEPTH;
  depthBuf.tex = tex;
  depthBuf.format = img.getFormat();
  depthBuf.layer = layer;
}

public RenderBuffer createDestructableClone(){
  if (tex != null){
    return null;
  }else{
    RenderBuffer destructClone =  new RenderBuffer();
    destructClone.id = id;
    return destructClone;
  }
}