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* Copyright 2021 Google LLC
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
#ifndef skgpu_MtlUtilsPriv_DEFINED
#define skgpu_MtlUtilsPriv_DEFINED
#import <Metal/Metal.h>
#include "src/sksl/ir/SkSLProgram.h"
namespace SkSL {
class Compiler;
enum class ProgramKind : int8_t;
struct ProgramSettings;
namespace skgpu {
class ShaderErrorHandler;
bool MtlFormatIsDepthOrStencil(MTLPixelFormat);
bool MtlFormatIsDepth(MTLPixelFormat);
bool MtlFormatIsStencil(MTLPixelFormat);
bool MtlFormatIsCompressed(MTLPixelFormat);
uint32_t MtlFormatChannels(MTLPixelFormat);
size_t MtlFormatBytesPerBlock(MTLPixelFormat);
#if defined(SK_DEBUG) || GR_TEST_UTILS
const char* MtlFormatToString(MTLPixelFormat);
* Produces MSL code generated by SkSLC
bool SkSLToMSL(SkSL::Compiler*,
const std::string& sksl,
SkSL::ProgramKind kind,
const SkSL::ProgramSettings& settings,
std::string* msl,
SkSL::Program::Inputs* outInputs,
ShaderErrorHandler* errorHandler);
bool MtlIsAppInBackground();
} // namespace skgpu
#endif // skgpu_MtlUtilsPriv_DEFINED