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69 lines
2.3 KiB
HTML
69 lines
2.3 KiB
HTML
<!DOCTYPE html>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="resources/webxr_test_constants.js"></script>
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<script src="resources/webxr_util.js"></script>
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<canvas></canvas>
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<script>
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let immersiveTestName = "XRWebGLLayer reports a valid framebuffer for immersive sessions";
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let inlineTestName = "XRWebGLLayer reports a valid framebuffer for inline sessions";
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let fakeDeviceInitParams = TRACKED_IMMERSIVE_DEVICE;
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let testFunction = function(session, fakeDeviceController, t) {
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return session.requestReferenceSpace('viewer')
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.then((space) => new Promise((resolve) => {
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function onFrame(time, xrFrame) {
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let layer = xrFrame.session.renderState.baseLayer;
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let gl = layer.context;
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// The layer's framebuffer is a WebGL framebuffer
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t.step(() => {
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assert_not_equals(layer.framebuffer, null);
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assert_true(layer.framebuffer instanceof WebGLFramebuffer);
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// The XR framebuffer is not bound to the GL context by default.
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assert_not_equals(layer.framebuffer, gl.getParameter(gl.FRAMEBUFFER_BINDING));
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});
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// The XR framebuffer can be bound to the GL context.
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gl.bindFramebuffer(gl.FRAMEBUFFER, layer.framebuffer);
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t.step(() => {
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assert_equals(layer.framebuffer, gl.getParameter(gl.FRAMEBUFFER_BINDING));
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});
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// The XR framebuffer has a 2D texture
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let attachment = gl.getFramebufferAttachmentParameter(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE);
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t.step(() => {
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assert_equals(attachment, gl.TEXTURE);
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});
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// Check that each viewport fits inside the framebuffer dimensions
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let viewer_pose = xrFrame.getViewerPose(space);
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for (view of viewer_pose.views) {
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let viewport = layer.getViewport(view);
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t.step(() => {
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assert_less_than_equal(viewport.x + viewport.width, layer.framebufferWidth);
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assert_less_than_equal(viewport.y + viewport.height, layer.framebufferHeight);
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});
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}
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// Finished test.
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resolve();
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}
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session.requestAnimationFrame(onFrame);
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}));
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};
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xr_session_promise_test(immersiveTestName, testFunction,
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fakeDeviceInitParams, 'immersive-vr');
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xr_session_promise_test(inlineTestName, testFunction,
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fakeDeviceInitParams, 'inline');
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</script>
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