ee426f223f
Change-Id: I0b11d4210c6e663cfb4854fc33e1396fd79fe9a4 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/261780 Reviewed-by: Brian Salomon <bsalomon@google.com> Commit-Queue: Brian Osman <brianosman@google.com>
48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
/*
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* Copyright 2019 Google LLC
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "gm/gm.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkData.h"
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#include "include/core/SkPaint.h"
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#include "include/core/SkSize.h"
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#include "include/core/SkString.h"
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#include "include/effects/SkRuntimeEffect.h"
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const char* gProg = R"(
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uniform half4 gColor;
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void main(float x, float y, inout half4 color) {
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color = half4(half(x)*(1.0/255), half(y)*(1.0/255), gColor.b, 1);
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}
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)";
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class RuntimeShader : public skiagm::GM {
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bool runAsBench() const override { return true; }
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SkString onShortName() override { return SkString("runtime_shader"); }
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SkISize onISize() override { return {512, 256}; }
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void onDraw(SkCanvas* canvas) override {
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// static to pass gl persistent cache test in dm
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static sk_sp<SkRuntimeEffect> gEffect = std::get<0>(SkRuntimeEffect::Make(SkString(gProg)));
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SkASSERT(gEffect);
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SkMatrix localM;
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localM.setRotate(90, 128, 128);
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SkColor4f inputColor = { 1, 0, 0, 1 };
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auto shader = gEffect->makeShader(SkData::MakeWithCopy(&inputColor, sizeof(inputColor)),
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nullptr, 0, &localM, true);
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SkPaint p;
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p.setShader(std::move(shader));
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canvas->drawRect({0, 0, 256, 256}, p);
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}
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};
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DEF_GM(return new RuntimeShader;)
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