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webgl: Improve debugging
Now we can keep track of errors more easily.
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parent
5c23c3851a
commit
48962bd6b6
2 changed files with 83 additions and 2 deletions
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@ -46,6 +46,8 @@ impl WebGLPaintThread {
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/// NB: Not gl-related validations (names, lengths, accepted parameters...) are
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/// done in the corresponding DOM interfaces
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pub fn handle_webgl_message(&self, message: CanvasWebGLMsg) {
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debug!("WebGL message: {:?}", message);
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match message {
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CanvasWebGLMsg::GetContextAttributes(sender) =>
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self.context_attributes(sender),
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@ -181,8 +183,9 @@ impl WebGLPaintThread {
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self.send_drawing_buffer_height(sender),
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}
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// FIXME: Convert to `debug_assert!` once tests are run with debug assertions
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assert!(gl::get_error() == gl::NO_ERROR);
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// FIXME: Use debug_assertions once tests are run with them
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let error = gl::get_error();
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assert!(error == gl::NO_ERROR, "Unexpected WebGL error: 0x{:x} ({})", error, error);
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}
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/// Creates a new `WebGLPaintThread` and returns the out-of-process sender and the in-process
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@ -299,6 +302,7 @@ impl WebGLPaintThread {
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} else {
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Some(unsafe { NonZero::new(program) })
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};
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chan.send(program).unwrap();
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}
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