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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "impeller/playground/playground_impl.h"
#define GLFW_INCLUDE_NONE
#include "third_party/glfw/include/GLFW/glfw3.h"
#if IMPELLER_ENABLE_METAL
#include "impeller/playground/backend/metal/playground_impl_mtl.h"
#endif // IMPELLER_ENABLE_METAL
#if IMPELLER_ENABLE_OPENGLES
#include "impeller/playground/backend/gles/playground_impl_gles.h"
#endif // IMPELLER_ENABLE_OPENGLES
#if IMPELLER_ENABLE_VULKAN
#include "impeller/playground/backend/vulkan/playground_impl_vk.h"
#endif // IMPELLER_ENABLE_VULKAN
namespace impeller {
std::unique_ptr<PlaygroundImpl> PlaygroundImpl::Create(
PlaygroundBackend backend,
PlaygroundSwitches switches) {
switch (backend) {
#if IMPELLER_ENABLE_METAL
case PlaygroundBackend::kMetal:
return std::make_unique<PlaygroundImplMTL>(switches);
#endif // IMPELLER_ENABLE_METAL
#if IMPELLER_ENABLE_OPENGLES
case PlaygroundBackend::kOpenGLES:
return std::make_unique<PlaygroundImplGLES>(switches);
#endif // IMPELLER_ENABLE_OPENGLES
#if IMPELLER_ENABLE_VULKAN
case PlaygroundBackend::kVulkan:
return std::make_unique<PlaygroundImplVK>(switches);
#endif // IMPELLER_ENABLE_VULKAN
default:
FML_CHECK(false) << "Attempted to create playground with backend that "
"isn't available or was disabled on this platform: "
<< PlaygroundBackendToString(backend);
}
FML_UNREACHABLE();
}
PlaygroundImpl::PlaygroundImpl(PlaygroundSwitches switches)
: switches_(switches) {}
PlaygroundImpl::~PlaygroundImpl() = default;
Vector2 PlaygroundImpl::GetContentScale() const {
auto window = reinterpret_cast<GLFWwindow*>(GetWindowHandle());
Vector2 scale(1, 1);
::glfwGetWindowContentScale(window, &scale.x, &scale.y);
return scale;
}
} // namespace impeller