| /* |
| * Copyright 2017 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef GrMtlUtil_DEFINED |
| #define GrMtlUtil_DEFINED |
| |
| #import <Metal/Metal.h> |
| |
| #include "GrTypesPriv.h" |
| |
| |
| /** |
| * Returns the Metal texture format for the given GrPixelConfig |
| */ |
| bool GrPixelConfigToMTLFormat(GrPixelConfig config, MTLPixelFormat* format); |
| |
| /** |
| * Returns the GrPixelConfig for the given Metal texture format |
| */ |
| GrPixelConfig GrMTLFormatToPixelConfig(MTLPixelFormat format); |
| |
| /** |
| * Returns a id<MTLTexture> to the MTLTexture pointed at by the const void*. Will use |
| * __bridge_transfer if we are adopting ownership. |
| */ |
| id<MTLTexture> GrGetMTLTexture(const void* mtlTexture, GrWrapOwnership); |
| |
| /** |
| * Returns a const void* to whatever the id object is pointing to. Always uses __bridge. |
| */ |
| const void* GrGetPtrFromId(id idObject); |
| |
| /** |
| * Returns a const void* to whatever the id object is pointing to. Always uses __bridge_retained. |
| */ |
| const void* GrReleaseId(id idObject); |
| |
| /** |
| * Returns a MTLTextureDescriptor which describes the MTLTexture. Useful when creating a duplicate |
| * MTLTexture without the same storage allocation. |
| */ |
| MTLTextureDescriptor* GrGetMTLTextureDescriptor(id<MTLTexture> mtlTexture); |
| |
| #endif |