86 lines
2.4 KiB
C++
86 lines
2.4 KiB
C++
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/*
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* Copyright 2017 Google Inc.
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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 "SkVertices.h"
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#include "Test.h"
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static bool equal(const SkVertices* v0, const SkVertices* v1) {
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if (v0->mode() != v1->mode()) {
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return false;
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}
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if (v0->vertexCount() != v1->vertexCount()) {
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return false;
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}
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if (v0->indexCount() != v1->indexCount()) {
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return false;
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}
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if (!!v0->texCoords() != !!v1->texCoords()) {
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return false;
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}
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if (!!v0->colors() != !!v1->colors()) {
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return false;
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}
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for (int i = 0; i < v0->vertexCount(); ++i) {
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if (v0->positions()[i] != v1->positions()[i]) {
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return false;
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}
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if (v0->texCoords()) {
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if (v0->texCoords()[i] != v1->texCoords()[i]) {
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return false;
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}
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}
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if (v0->colors()) {
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if (v0->colors()[i] != v1->colors()[i]) {
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return false;
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}
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}
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}
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for (int i = 0; i < v0->indexCount(); ++i) {
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if (v0->indices()[i] != v1->indices()[i]) {
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return false;
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}
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}
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return true;
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}
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DEF_TEST(Vertices, reporter) {
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int vCount = 4;
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int iCount = 6;
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const uint32_t texFlags[] = { 0, SkVertices::kHasTexs_Flag };
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const uint32_t colFlags[] = { 0, SkVertices::kHasColors_Flag };
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for (auto texF : texFlags) {
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for (auto colF : colFlags) {
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uint32_t flags = texF | colF;
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SkVertices::Builder builder(SkCanvas::kTriangles_VertexMode, vCount, iCount, flags);
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for (int i = 0; i < vCount; ++i) {
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float x = (float)i;
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builder.positions()[i].set(x, 1);
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if (builder.texCoords()) {
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builder.texCoords()[i].set(x, 2);
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}
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if (builder.colors()) {
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builder.colors()[i] = SkColorSetARGB(0xFF, i, 0x80, 0);
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}
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}
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for (int i = 0; i < builder.indexCount(); ++i) {
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builder.indices()[i] = i % vCount;
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}
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sk_sp<SkVertices> v0 = builder.detach();
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sk_sp<SkData> data = v0->encode();
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sk_sp<SkVertices> v1 = SkVertices::Decode(data->data(), data->size());
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REPORTER_ASSERT(reporter, equal(v0.get(), v1.get()));
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}
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}
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}
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