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call window.gl() once
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parent
1ff56aa84f
commit
5f5a3393eb
1 changed files with 22 additions and 14 deletions
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@ -1206,22 +1206,9 @@ impl<Window: WindowMethods> IOCompositor<Window> {
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&self.embedder_coordinates.framebuffer.to_untyped(),
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);
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self.window.gl().clear_color(0.0, 0.0, 0.0, 0.0);
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self.window.gl().clear(gleam::gl::COLOR_BUFFER_BIT);
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let viewport = self.embedder_coordinates.get_flipped_viewport();
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self.window.gl().scissor(
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viewport.origin.x,
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viewport.origin.y,
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viewport.size.width,
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viewport.size.height,
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);
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self.window.gl().clear_color(1.0, 1.0, 1.0, 1.0);
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self.window.gl().enable(gleam::gl::SCISSOR_TEST);
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self.window.gl().clear(gleam::gl::COLOR_BUFFER_BIT);
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self.window.gl().disable(gleam::gl::SCISSOR_TEST);
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// Paint the scene.
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// TODO(gw): Take notice of any errors the renderer returns!
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self.clear_background();
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self.webrender.render(size).ok();
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},
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);
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@ -1328,6 +1315,27 @@ impl<Window: WindowMethods> IOCompositor<Window> {
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}
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}
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fn clear_background(&self) {
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let gl = self.window.gl();
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// Make framebuffer fully transparent.
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gl.clear_color(0.0, 0.0, 0.0, 0.0);
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gl.clear(gleam::gl::COLOR_BUFFER_BIT);
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// Make the viewport white.
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let viewport = self.embedder_coordinates.get_flipped_viewport();
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gl.scissor(
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viewport.origin.x,
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viewport.origin.y,
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viewport.size.width,
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viewport.size.height,
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);
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gl.clear_color(1.0, 1.0, 1.0, 1.0);
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gl.enable(gleam::gl::SCISSOR_TEST);
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gl.clear(gleam::gl::COLOR_BUFFER_BIT);
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gl.disable(gleam::gl::SCISSOR_TEST);
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}
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fn get_root_pipeline_id(&self) -> Option<PipelineId> {
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self.root_pipeline.as_ref().map(|pipeline| pipeline.id)
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}
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