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/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "gm_runner.h"
#include <algorithm>
#include "SkSurface.h"
#include "gm.h"
#if SK_SUPPORT_GPU
#include "GrContextFactory.h"
using sk_gpu_test::GrContextFactory;
namespace gm_runner {
static GrContextFactory::ContextType to_context_type(SkiaBackend backend) {
switch (backend) {
case SkiaBackend::kGL: return GrContextFactory::kGL_ContextType;
case SkiaBackend::kGLES: return GrContextFactory::kGLES_ContextType;
case SkiaBackend::kVulkan: return GrContextFactory::kVulkan_ContextType;
}
SkDEBUGFAIL(""); return (GrContextFactory::ContextType)0;
}
const char* GetBackendName(SkiaBackend backend) {
return GrContextFactory::ContextTypeName(to_context_type(backend));
}
bool BackendSupported(SkiaBackend backend) {
GrContextFactory factory;
return factory.get(to_context_type(backend)) != nullptr;
}
GMK_ImageData Evaluate(SkiaBackend backend,
GMFactory gmFact,
std::vector<uint32_t>* storage) {
SkASSERT(gmFact);
SkASSERT(storage);
std::unique_ptr<skiagm::GM> gm(gmFact(nullptr));
SkASSERT(gm.get());
int w = SkScalarRoundToInt(gm->width());
int h = SkScalarRoundToInt(gm->height());
GrContextFactory contextFactory;
GrContext* context = contextFactory.get(to_context_type(backend));
if (!context) {
return GMK_ImageData{nullptr, w, h};
}
SkASSERT(context);
constexpr SkColorType ct = kRGBA_8888_SkColorType;
sk_sp<SkSurface> s = SkSurface::MakeRenderTarget(
context, SkBudgeted::kNo, SkImageInfo::Make(w, h, ct, kPremul_SkAlphaType));
if (!s) {
return GMK_ImageData{nullptr, w, h};
}
gm->draw(s->getCanvas());
storage->resize(w * h);
uint32_t* pix = storage->data();
SkASSERT(SkColorTypeBytesPerPixel(ct) == sizeof(uint32_t));
SkAssertResult(s->readPixels(SkImageInfo::Make(w, h, ct, kUnpremul_SkAlphaType),
pix, w * sizeof(uint32_t), 0, 0));
return GMK_ImageData{pix, w, h};
}
} // namespace gm_runner
#else
namespace sk_gpu_test {
class GrContextFactory {};
}
namespace gm_runner {
bool BackendSupported(SkiaBackend) { return false; }
GMK_ImageData Evaluate(SkiaBackend, GMFactory, std::vector<uint32_t>*) {
return GMK_ImageData{nullptr, 0, 0};
}
const char* GetBackendName(SkiaBackend backend) { return "Unknown"; }
} // namespace gm_runner
#endif
namespace gm_runner {
std::vector<GMFactory> GetGMFactories() {
std::vector<GMFactory> result;
for (const skiagm::GMRegistry* r = skiagm::GMRegistry::Head(); r; r = r->next()) {
result.push_back(r->factory());
}
struct {
bool operator()(GMFactory u, GMFactory v) const { return GetGMName(u) < GetGMName(v); }
} less;
std::sort(result.begin(), result.end(), less);
return result;
}
std::string GetGMName(GMFactory gmFactory) {
SkASSERT(gmFactory);
std::unique_ptr<skiagm::GM> gm(gmFactory(nullptr));
SkASSERT(gm);
return std::string(gm->getName());
}
} // namespace gm_runner
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