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SkSLSlide: Add geometry options

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Change-Id: I9fe7e637028ca5345f4ef19e4aedd035ba71070c
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/343430
Reviewed-by: John Stiles <johnstiles@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
This commit is contained in:
Brian Osman 2020-12-11 12:51:06 -05:00 committed by Skia Commit-Bot
parent 82e0d52414
commit 8c56f3494a
2 changed files with 38 additions and 1 deletions
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30
tools/viewer/SkSLSlide.cpp
View File

@ -8,6 +8,7 @@
#include "tools/viewer/SkSLSlide.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkFont.h"
#include "include/effects/SkGradientShader.h"
#include "include/effects/SkPerlinNoiseShader.h"
#include "src/core/SkEnumerate.h"
@ -180,6 +181,12 @@ void SkSLSlide::draw(SkCanvas* canvas) {
static SkColor4f gPaintColor { 1.0f, 1.0f, 1.0f , 1.0f };
ImGui::ColorEdit4("Paint Color", gPaintColor.vec());
ImGui::RadioButton("Fill", &fGeometry, kFill); ImGui::SameLine();
ImGui::RadioButton("Circle", &fGeometry, kCircle); ImGui::SameLine();
ImGui::RadioButton("RoundRect", &fGeometry, kRoundRect); ImGui::SameLine();
ImGui::RadioButton("Capsule", &fGeometry, kCapsule); ImGui::SameLine();
ImGui::RadioButton("Text", &fGeometry, kText);
ImGui::End();
auto inputs = SkData::MakeWithoutCopy(fInputs.get(), fEffect->uniformSize());
@ -189,7 +196,28 @@ void SkSLSlide::draw(SkCanvas* canvas) {
SkPaint p;
p.setColor4f(gPaintColor);
p.setShader(std::move(shader));
canvas->drawPaint(p);
switch (fGeometry) {
case kFill:
canvas->drawPaint(p);
break;
case kCircle:
canvas->drawCircle({ 256, 256 }, 256, p);
break;
case kRoundRect:
canvas->drawRoundRect({ 0, 0, 512, 512 }, 64, 64, p);
break;
case kCapsule:
canvas->drawRoundRect({ 0, 224, 512, 288 }, 32, 32, p);
break;
case kText: {
SkFont font;
font.setSize(SkIntToScalar(96));
canvas->drawSimpleText("Hello World", strlen("Hello World"), SkTextEncoding::kUTF8, 0,
256, font, p);
} break;
default: break;
}
}
bool SkSLSlide::animate(double nanos) {

9
tools/viewer/SkSLSlide.h
View File

@ -35,6 +35,15 @@ private:
SkTArray<sk_sp<SkShader>> fChildren;
float fSeconds = 0.0f;
enum Geometry {
kFill,
kCircle,
kRoundRect,
kCapsule,
kText,
};
int fGeometry = kFill;
// Named shaders that can be selected as inputs
SkTArray<std::pair<const char*, sk_sp<SkShader>>> fShaders;
};