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#ifndef PERF_H
#define PERF_H
#include "nanovg.h"
#ifdef __cplusplus
extern "C" {
#endif
enum GraphrenderStyle {
GRAPH_RENDER_FPS,
GRAPH_RENDER_MS,
GRAPH_RENDER_PERCENT,
};
#define GRAPH_HISTORY_COUNT 100
struct PerfGraph {
int style;
char name[32];
float values[GRAPH_HISTORY_COUNT];
int head;
};
typedef struct PerfGraph PerfGraph;
void initGraph(PerfGraph* fps, int style, const char* name);
void updateGraph(PerfGraph* fps, float frameTime);
void renderGraph(NVGcontext* vg, float x, float y, PerfGraph* fps);
float getGraphAverage(PerfGraph* fps);
#define GPU_QUERY_COUNT 5
struct GPUtimer {
int supported;
int cur, ret;
unsigned int queries[GPU_QUERY_COUNT];
};
typedef struct GPUtimer GPUtimer;
void initGPUTimer(GPUtimer* timer);
void startGPUTimer(GPUtimer* timer);
int stopGPUTimer(GPUtimer* timer, float* times, int maxTimes);
#ifdef __cplusplus
}
#endif
#endif // PERF_H
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