timer.h

// SPDX-FileCopyrightText: 2023 Erin Catto
// SPDX-License-Identifier: MIT
 
#pragma once
 
#include "types.h"
 
typedef struct b2Profile
{
    float step;
    float pairs;
    float collide;
    float solve;
    float buildIslands;
    float solveConstraints;
    float broadphase;
    float continuous;
} b2Profile;
 
static const b2Profile b2_emptyProfile = B2_ZERO_INIT;
 
typedef struct b2Statistics
{
    int32_t islandCount;
    int32_t bodyCount;
    int32_t contactCount;
    int32_t jointCount;
    int32_t proxyCount;
    int32_t pairCount;
    int32_t treeHeight;
    int32_t stackCapacity;
    int32_t stackUsed;
    int32_t byteCount;
    int32_t taskCount;
    int32_t colorCounts[b2_graphColorCount + 1];
} b2Statistics;
 
typedef struct b2Timer
{
#if defined(_WIN32)
    int64_t start;
#elif defined(__linux__) || defined(__APPLE__)
    unsigned long long start_sec;
    unsigned long long start_usec;
#else
    int dummy;
#endif
} b2Timer;
 
BOX2D_API b2Timer b2CreateTimer(void);
BOX2D_API int64_t b2GetTicks(b2Timer* timer);
BOX2D_API float b2GetMilliseconds(const b2Timer* timer);
BOX2D_API float b2GetMillisecondsAndReset(b2Timer* timer);
BOX2D_API void b2SleepMilliseconds(float milliseconds);
 
#ifdef BOX2D_PROFILE
 
#include <tracy/TracyC.h>
#define b2TracyCZoneC(ctx, color, active) TracyCZoneC(ctx, color, active)
#define b2TracyCZoneNC(ctx, name, color, active) TracyCZoneNC(ctx, name, color, active)
#define b2TracyCZoneEnd(ctx) TracyCZoneEnd(ctx)
 
#else
 
#define b2TracyCZoneC(ctx, color, active)
#define b2TracyCZoneNC(ctx, name, color, active)
#define b2TracyCZoneEnd(ctx)
 
#endif