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FuzzCanvas: SkVertices

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Change-Id: Ib068ffa634759bca5e214082d43a8471c8839f82
Reviewed-on: https://skia-review.googlesource.com/9493
Reviewed-by: Kevin Lubick <kjlubick@google.com>
Commit-Queue: Kevin Lubick <kjlubick@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>
This commit is contained in:
Hal Canary 2017-03-09 14:10:36 -05:00 committed by Skia Commit-Bot
parent 0e5a9906e3
commit 5af600e42c
1 changed files with 74 additions and 15 deletions
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89
fuzz/FuzzCanvas.cpp
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@ -1187,7 +1187,7 @@ void fuzz_canvas(Fuzz* fuzz, SkCanvas* canvas, int depth = 9) {
SkPaint paint;
SkMatrix matrix;
unsigned drawCommand;
fuzz->nextRange(&drawCommand, 0, 54);
fuzz->nextRange(&drawCommand, 0, 53);
switch (drawCommand) {
case 0:
canvas->flush();
@ -1713,12 +1713,10 @@ void fuzz_canvas(Fuzz* fuzz, SkCanvas* canvas, int depth = 9) {
case 53: {
FuzzPaint(fuzz, &paint, depth - 1);
SkCanvas::VertexMode vertexMode;
SkBlendMode mode;
uint8_t vm, bm;
fuzz->nextRange(&vm, 0, (uint8_t)SkCanvas::kTriangleFan_VertexMode);
fuzz->nextRange(&bm, 0, (uint8_t)SkBlendMode::kLastMode);
vertexMode = (SkCanvas::VertexMode)vm;
mode = (SkBlendMode)bm;
SkBlendMode blendMode;
using U = skstd::underlying_type_t<SkCanvas::VertexMode>;
fuzz->nextRange((U*)(&vertexMode), (U)0, (U)SkCanvas::kTriangleFan_VertexMode);
fuzz->next(&blendMode);
constexpr int kMaxCount = 100;
int vertexCount;
SkPoint vertices[kMaxCount];
@ -1742,14 +1740,75 @@ void fuzz_canvas(Fuzz* fuzz, SkCanvas* canvas, int depth = 9) {
fuzz->nextRange(&indices[i], 0, vertexCount - 1);
}
}
canvas->drawVertices(vertexMode, vertexCount, vertices, useTexs ? texs : nullptr,
useColors ? colors : nullptr, mode,
indexCount > 0 ? indices : nullptr, indexCount, paint);
break;
}
case 54: {
// canvas->drawVertices(...);
// TODO
if (make_bool(fuzz)) {
canvas->drawVertices(vertexMode, vertexCount, vertices,
useTexs ? texs : nullptr, useColors ? colors : nullptr,
blendMode, indexCount > 0 ? indices : nullptr, indexCount,
paint);
} else {
std::unique_ptr<SkPoint[]> verticesUp(new SkPoint[vertexCount]);
memcpy(verticesUp.get(), vertices, sizeof(SkPoint) * vertexCount);
std::unique_ptr<SkColor[]> colorsUp;
if (useColors) {
colorsUp.reset(new SkColor[vertexCount]);
memcpy(colorsUp.get(), colors, sizeof(SkColor) * vertexCount);
}
std::unique_ptr<SkPoint[]> texsUp;
if (useTexs) {
texsUp.reset(new SkPoint[vertexCount]);
memcpy(texsUp.get(), texs, sizeof(SkPoint) * vertexCount);
}
std::unique_ptr<uint16_t[]> indicesUp;
if (indexCount > 0) {
indicesUp.reset(new uint16_t[indexCount]);
memcpy(indicesUp.get(), indices, sizeof(uint16_t) * indexCount);
}
SkRect bounds;
bool useBounds = false;
fuzz->next(&useBounds);
if (useBounds) {
bounds.setBounds(vertices, vertexCount);
}
sk_sp<SkVertices> verticesObj;
if (indexCount == 0) {
if (useBounds) {
verticesObj = SkVertices::Make(vertexMode,
std::move(verticesUp),
std::move(colorsUp),
std::move(texsUp),
vertexCount,
bounds);
} else {
verticesObj = SkVertices::Make(vertexMode,
std::move(verticesUp),
std::move(colorsUp),
std::move(texsUp),
vertexCount);
}
} else {
if (useBounds) {
verticesObj = SkVertices::MakeIndexed(vertexMode,
std::move(verticesUp),
std::move(colorsUp),
std::move(texsUp),
vertexCount,
std::move(indicesUp),
indexCount,
bounds);
} else {
verticesObj = SkVertices::MakeIndexed(vertexMode,
std::move(verticesUp),
std::move(colorsUp),
std::move(texsUp),
vertexCount,
std::move(indicesUp),
indexCount);
}
}
uint32_t flags;
fuzz->nextRange(&flags, 0, 3);
canvas->drawVertices(std::move(verticesObj), blendMode, paint, flags);
}
break;
}
default: