1793c189ea
Presumably, SkVM will also need a way to represent the data passed to its programs This CL attempts to be as mechanical as possible. Bug: skia:12701 Change-Id: I7fb2c06d645809bf5422a25b8b537cf6c249fede Reviewed-on: https://skia-review.googlesource.com/c/skia/+/497136 Reviewed-by: Brian Osman <brianosman@google.com> Commit-Queue: Robert Phillips <robertphillips@google.com>
103 lines
4.0 KiB
C++
103 lines
4.0 KiB
C++
/*
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* Copyright 2021 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 "tests/Test.h"
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#include "experimental/graphite/src/ContextPriv.h"
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#include "experimental/graphite/src/ContextUtils.h"
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#include "experimental/graphite/src/PaintParams.h"
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#include "include/core/SkPaint.h"
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#include "include/effects/SkGradientShader.h"
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#include "include/private/SkShaderCodeDictionary.h"
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#include "include/private/SkUniquePaintParamsID.h"
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#include "src/core/SkKeyHelpers.h"
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#include "src/core/SkUniformData.h"
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namespace {
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std::tuple<SkPaint, int> create_paint(skgpu::ShaderCombo::ShaderType shaderType,
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SkTileMode tm,
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SkBlendMode bm) {
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SkPoint pts[2] = {{-100, -100},
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{100, 100}};
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SkColor colors[2] = {SK_ColorRED, SK_ColorGREEN};
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SkScalar offsets[2] = {0.0f, 1.0f};
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sk_sp<SkShader> s;
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int numUniforms = 0;
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switch (shaderType) {
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case skgpu::ShaderCombo::ShaderType::kNone:
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SkDEBUGFAIL("kNone cannot be represented as an SkPaint");
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break;
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case skgpu::ShaderCombo::ShaderType::kSolidColor:
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numUniforms += 1;
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break;
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case skgpu::ShaderCombo::ShaderType::kLinearGradient:
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s = SkGradientShader::MakeLinear(pts, colors, offsets, 2, tm);
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numUniforms += 6;
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break;
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case skgpu::ShaderCombo::ShaderType::kRadialGradient:
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s = SkGradientShader::MakeRadial({0, 0}, 100, colors, offsets, 2, tm);
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numUniforms += 6;
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break;
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case skgpu::ShaderCombo::ShaderType::kSweepGradient:
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s = SkGradientShader::MakeSweep(0, 0, colors, offsets, 2, tm,
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0, 359, 0, nullptr);
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numUniforms += 6;
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break;
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case skgpu::ShaderCombo::ShaderType::kConicalGradient:
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s = SkGradientShader::MakeTwoPointConical({100, 100}, 100,
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{-100, -100}, 100,
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colors, offsets, 2, tm);
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numUniforms += 6;
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break;
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}
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SkPaint p;
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p.setColor(SK_ColorRED);
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p.setShader(std::move(s));
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p.setBlendMode(bm);
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return { p, numUniforms };
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}
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} // anonymous namespace
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DEF_GRAPHITE_TEST_FOR_CONTEXTS(UniformTest, reporter, context) {
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using namespace skgpu;
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// Intentionally does not include ShaderType::kNone, which represents no fragment shading stage
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// and is thus not relevant to uniform extraction/caching.
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for (auto s : { ShaderCombo::ShaderType::kSolidColor,
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ShaderCombo::ShaderType::kLinearGradient,
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ShaderCombo::ShaderType::kRadialGradient,
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ShaderCombo::ShaderType::kSweepGradient,
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ShaderCombo::ShaderType::kConicalGradient }) {
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for (auto tm: { SkTileMode::kClamp,
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SkTileMode::kRepeat,
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SkTileMode::kMirror,
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SkTileMode::kDecal }) {
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if (s == ShaderCombo::ShaderType::kSolidColor) {
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tm = SkTileMode::kClamp; // the TileMode doesn't matter for this case
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}
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for (auto bm : { SkBlendMode::kSrc, SkBlendMode::kSrcOver }) {
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SkPaintParamsKey expected = CreateKey(SkBackend::kGraphite, s, tm, bm);
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auto [ p, expectedNumUniforms ] = create_paint(s, tm, bm);
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auto [ actualID, ud] = ExtractPaintData(context, PaintParams(p));
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auto entry = context->priv().shaderCodeDictionary()->lookup(actualID);
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REPORTER_ASSERT(reporter, expected == entry->paintParamsKey());
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REPORTER_ASSERT(reporter, expectedNumUniforms == ud->count());
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for (int i = 0; i < ud->count(); ++i) {
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REPORTER_ASSERT(reporter, ud->offset(i) >= 0 && ud->offset(i) < ud->dataSize());
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}
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}
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}
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}
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}
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