Hi, i tried to implement offscreen rendering to a fbo, but there is nothing in the texture, where the fbo renders to, afterwards..
Here is my fbo init:
GL11.glEnable(GL11.GL_TEXTURE_2D);
IntBuffer bufferInt = BufferUtils.createIntBuffer( 1 );
bufferInt.rewind();
EXTFramebufferObject.glGenFramebuffersEXT(bufferInt);
fboID_frame = bufferInt.get(0);
bufferInt.rewind();
EXTFramebufferObject.glGenRenderbuffersEXT(bufferInt);
fboID_render = bufferInt.get(0);
bufferInt.rewind();
GL11.glGenTextures(bufferInt);
textureID = bufferInt.get(0);
ByteBuffer buf = ByteBuffer.allocateDirect(4*width*height);
GL11.glBindTexture(GL11.GL_TEXTURE_2D,textureID);
GL11.glTexImage2D(GL11.GL_TEXTURE_2D,
0,
GL11.GL_RGBA,
width,
height,
0,
GL11.GL_RGBA,
GL11.GL_UNSIGNED_BYTE,
buf );
try {
BindFrameBuffer( fboID_frame );
EXTFramebufferObject.glFramebufferTexture2DEXT(EXTFramebufferObject.GL_FRAMEBUFFER_EXT,
EXTFramebufferObject.GL_COLOR_ATTACHMENT0_EXT,
GL11.GL_TEXTURE_2D,
textureID,
0 );
} catch ( Exception ex )
{
System.out.println(ex);
}
BindRenderBuffer( fboID_render );
EXTFramebufferObject.glRenderbufferStorageEXT(EXTFramebufferObject.GL_RENDERBUFFER_EXT,
GL14.GL_DEPTH_COMPONENT24,
width,
height);
EXTFramebufferObject.glFramebufferRenderbufferEXT(EXTFramebufferObject.GL_FRAMEBUFFER_EXT,
EXTFramebufferObject.GL_DEPTH_ATTACHMENT_EXT,
EXTFramebufferObject.GL_RENDERBUFFER_EXT,
fboID_render);
CheckErrorFrameBuffer( fboID_frame );
BindFrameBuffer( 0 );
Try setting the GL_TEXTURE_MIN_FILTER to GL_LINEAR
kewl thanks :) i was too focused on the fbo to search for that ^^