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Blend when compositing in the text demo

This commit is contained in:
Patrick Walton 2017-09-19 11:42:37 -07:00
parent d644f1b6a6
commit 22d2a6590b
1 changed files with 10 additions and 1 deletions
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11
demo/client/src/text-demo.ts
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@ -494,8 +494,10 @@ class TextDemoView extends MonochromePathfinderView {
this.gl.bindFramebuffer(this.gl.FRAMEBUFFER, null);
this.gl.viewport(0, 0, this.canvas.width, this.canvas.height);
this.gl.disable(this.gl.DEPTH_TEST);
this.gl.disable(this.gl.BLEND);
this.gl.disable(this.gl.SCISSOR_TEST);
this.gl.blendEquation(this.gl.FUNC_ADD);
this.gl.blendFunc(this.gl.SRC_ALPHA, this.gl.ONE_MINUS_SRC_ALPHA);
this.gl.enable(this.gl.BLEND);
// Clear.
this.gl.clearColor(1.0, 1.0, 1.0, 1.0);
@ -535,6 +537,13 @@ class TextDemoView extends MonochromePathfinderView {
0);
}
protected clearForDirectRendering(): void {
this.gl.clearColor(0.0, 0.0, 0.0, 0.0);
this.gl.clearDepth(0.0);
this.gl.depthMask(true);
this.gl.clear(this.gl.COLOR_BUFFER_BIT | this.gl.DEPTH_BUFFER_BIT);
}
readonly bgColor: glmatrix.vec4 = glmatrix.vec4.fromValues(1.0, 1.0, 1.0, 1.0);
readonly fgColor: glmatrix.vec4 = glmatrix.vec4.fromValues(0.0, 0.0, 0.0, 1.0);