594fe855a3
Change-Id: I9c470c2cf5d546626c279ce65626f767292a94e6 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/228354 Commit-Queue: Hal Canary <halcanary@google.com> Reviewed-by: Ben Wagner <bungeman@google.com>
66 lines
1.9 KiB
C++
66 lines
1.9 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/SkColorFilter.h"
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#include "include/core/SkData.h"
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#include "include/core/SkImage.h"
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#include "include/core/SkPaint.h"
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#include "include/core/SkRefCnt.h"
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#include "include/core/SkSize.h"
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#include "include/core/SkString.h"
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#include "src/core/SkColorFilterPriv.h"
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#include "src/core/SkReadBuffer.h"
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#include "src/core/SkWriteBuffer.h"
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#include "tools/Resources.h"
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#include <stddef.h>
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extern sk_sp<SkShader> SkRuntimeShaderMaker(SkString sksl, sk_sp<SkData> inputs,
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const SkMatrix* localMatrix, bool isOpaque);
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const char* gProg = R"(
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layout(ctype=SkRect) in 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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static sk_sp<SkShader> gShader;
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class RuntimeShader : public skiagm::GM {
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sk_sp<SkData> fData;
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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 onOnceBeforeDraw() override {
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// use global to pass gl persistent cache test in dm
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if (!gShader) {
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SkMatrix localM;
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localM.setRotate(90, 128, 128);
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fData = SkData::MakeUninitialized(sizeof(SkColor4f));
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SkColor4f* c = (SkColor4f*)fData->writable_data();
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*c = {1, 0, 0, 1};
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gShader = SkRuntimeShaderMaker(SkString(gProg), fData, &localM, true);
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}
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}
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void onDraw(SkCanvas* canvas) override {
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SkPaint p;
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p.setShader(gShader);
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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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