The Tor Browser: gfx/skia/trunk/src/gpu/GrCacheID.cpp@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /*

     2  * Copyright 2012 Google Inc.

     3  *

     4  * Use of this source code is governed by a BSD-style license that can be

     5  * found in the LICENSE file.

     6  */

     8 #include "GrTypes.h"

     9 #include "SkThread.h"       // for sk_atomic_inc

    11 // Well, the dummy_ "fix" caused a warning on windows, so hiding all of it

    12 // until we can find a universal fix.

    13 #if 0

    14 // This used to be a global scope, but we got a warning about unused variable

    15 // so we moved it into here. We just want it to compile, so we can test the

    16 // static asserts.

    17 static inline void dummy_function_to_avoid_unused_var_warning() {

    18     GrCacheID::Key kAssertKey;

    19     GR_STATIC_ASSERT(sizeof(kAssertKey.fData8) == sizeof(kAssertKey.fData32));

    20     GR_STATIC_ASSERT(sizeof(kAssertKey.fData8) == sizeof(kAssertKey.fData64));

    21     GR_STATIC_ASSERT(sizeof(kAssertKey.fData8) == sizeof(kAssertKey));

    22 }

    23 #endif

    25 GrCacheID::Domain GrCacheID::GenerateDomain() {

    26     static int32_t gNextDomain = kInvalid_Domain + 1;

    28     int32_t domain = sk_atomic_inc(&gNextDomain);

    29     if (domain >= 1 << (8 * sizeof(Domain))) {

    30         GrCrash("Too many Cache Domains");

    31     }

    33     return static_cast<Domain>(domain);

    34 }

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