The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/gfx/angle/src/common/debug.cpp	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,106 @@
     1.4 +//
     1.5 +// Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved.
     1.6 +// Use of this source code is governed by a BSD-style license that can be
     1.7 +// found in the LICENSE file.
     1.8 +//
     1.9 +
    1.10 +// debug.cpp: Debugging utilities.
    1.11 +
    1.12 +#include "common/debug.h"
    1.13 +#include "common/system.h"
    1.14 +#include <d3d9.h>
    1.15 +
    1.16 +namespace gl
    1.17 +{
    1.18 +
    1.19 +typedef void (WINAPI *PerfOutputFunction)(D3DCOLOR, LPCWSTR);
    1.20 +
    1.21 +static void output(bool traceFileDebugOnly, PerfOutputFunction perfFunc, const char *format, va_list vararg)
    1.22 +{
    1.23 +#if !defined(ANGLE_DISABLE_PERF)
    1.24 +    if (perfActive())
    1.25 +    {
    1.26 +        char message[32768];
    1.27 +        int len = vsprintf_s(message, format, vararg);
    1.28 +        if (len < 0)
    1.29 +        {
    1.30 +            return;
    1.31 +        }
    1.32 +
    1.33 +        // There are no ASCII variants of these D3DPERF functions.
    1.34 +        wchar_t wideMessage[32768];
    1.35 +        for (int i = 0; i < len; ++i)
    1.36 +        {
    1.37 +            wideMessage[i] = message[i];
    1.38 +        }
    1.39 +        wideMessage[len] = 0;
    1.40 +
    1.41 +        perfFunc(0, wideMessage);
    1.42 +    }
    1.43 +#endif
    1.44 +
    1.45 +#if !defined(ANGLE_DISABLE_TRACE)
    1.46 +#if defined(NDEBUG)
    1.47 +    if (traceFileDebugOnly)
    1.48 +    {
    1.49 +        return;
    1.50 +    }
    1.51 +#endif
    1.52 +
    1.53 +    FILE* file = fopen(TRACE_OUTPUT_FILE, "a");
    1.54 +    if (file)
    1.55 +    {
    1.56 +        vfprintf(file, format, vararg);
    1.57 +        fclose(file);
    1.58 +    }
    1.59 +#endif
    1.60 +}
    1.61 +
    1.62 +void trace(bool traceFileDebugOnly, const char *format, ...)
    1.63 +{
    1.64 +    va_list vararg;
    1.65 +    va_start(vararg, format);
    1.66 +#if defined(ANGLE_DISABLE_PERF)
    1.67 +    output(traceFileDebugOnly, NULL, format, vararg);
    1.68 +#else
    1.69 +    output(traceFileDebugOnly, D3DPERF_SetMarker, format, vararg);
    1.70 +#endif
    1.71 +    va_end(vararg);
    1.72 +}
    1.73 +
    1.74 +bool perfActive()
    1.75 +{
    1.76 +#if defined(ANGLE_DISABLE_PERF)
    1.77 +    return false;
    1.78 +#else
    1.79 +    static bool active = D3DPERF_GetStatus() != 0;
    1.80 +    return active;
    1.81 +#endif
    1.82 +}
    1.83 +
    1.84 +ScopedPerfEventHelper::ScopedPerfEventHelper(const char* format, ...)
    1.85 +{
    1.86 +#if !defined(ANGLE_DISABLE_PERF)
    1.87 +#if defined(ANGLE_DISABLE_TRACE)
    1.88 +    if (!perfActive())
    1.89 +    {
    1.90 +        return;
    1.91 +    }
    1.92 +#endif
    1.93 +    va_list vararg;
    1.94 +    va_start(vararg, format);
    1.95 +    output(true, reinterpret_cast<PerfOutputFunction>(D3DPERF_BeginEvent), format, vararg);
    1.96 +    va_end(vararg);
    1.97 +#endif
    1.98 +}
    1.99 +
   1.100 +ScopedPerfEventHelper::~ScopedPerfEventHelper()
   1.101 +{
   1.102 +#if !defined(ANGLE_DISABLE_PERF)
   1.103 +    if (perfActive())
   1.104 +    {
   1.105 +        D3DPERF_EndEvent();
   1.106 +    }
   1.107 +#endif
   1.108 +}
   1.109 +}