diff options
Diffstat (limited to 'src/com/android/camera/support/glrenderer/ExtTexture.java')
-rw-r--r-- | src/com/android/camera/support/glrenderer/ExtTexture.java | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/com/android/camera/support/glrenderer/ExtTexture.java b/src/com/android/camera/support/glrenderer/ExtTexture.java new file mode 100644 index 000000000..121e17d5f --- /dev/null +++ b/src/com/android/camera/support/glrenderer/ExtTexture.java @@ -0,0 +1,45 @@ +package com.android.camera.support.glrenderer; + + +//ExtTexture is a texture whose content comes from a external texture. +//Before drawing, setSize() should be called. +public class ExtTexture extends BasicTexture { + + private int mTarget; + + public ExtTexture(GLCanvas canvas, int target) { + GLId glId = canvas.getGLId(); + mId = glId.generateTexture(); + mTarget = target; + } + + private void uploadToCanvas(GLCanvas canvas) { + canvas.setTextureParameters(this); + setAssociatedCanvas(canvas); + mState = STATE_LOADED; + } + + @Override + protected boolean onBind(GLCanvas canvas) { + if (!isLoaded()) { + uploadToCanvas(canvas); + } + + return true; + } + + @Override + public int getTarget() { + return mTarget; + } + + @Override + public boolean isOpaque() { + return true; + } + + @Override + public void yield() { + // we cannot free the texture because we have no backup. + } +} |