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Add profiling infrastructure (currently unused)

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This commit is contained in:
Cameron Gutman 2016-05-09 13:57:08 -04:00
parent 5e9fe3c736
commit 9eaed3029f
3 changed files with 80 additions and 1 deletions
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1
Makefile
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@ -36,6 +36,7 @@ SOURCES = \
viddec.cpp \ viddec.cpp \
auddec.cpp \ auddec.cpp \
http.cpp \ http.cpp \
profiling.cpp \
# Build rules generated by macros from common.mk: # Build rules generated by macros from common.mk:

9
moonlight.hpp
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@ -28,6 +28,9 @@
#include <opus_multistream.h> #include <opus_multistream.h>
// Uncomment this line to enable the profiling infrastructure
//#define ENABLE_PROFILING 1
struct Shader { struct Shader {
Shader() : program(0), texcoord_scale_location(0) {} Shader() : program(0), texcoord_scale_location(0) {}
~Shader() {} ~Shader() {}
@ -84,6 +87,12 @@ class MoonlightInstance : public pp::Instance, public pp::MouseLock {
void OnConnectionStarted(uint32_t error); void OnConnectionStarted(uint32_t error);
void StopConnection(); void StopConnection();
static uint32_t ProfilerGetPackedMillis();
static uint64_t ProfilerGetMillis();
static uint64_t ProfilerUnpackTime(uint32_t packedTime);
static void ProfilerPrintPackedDelta(const char* message, uint32_t packedTimeA, uint32_t packedTimeB);
static void ProfilerPrintDelta(const char* message, uint64_t timeA, uint64_t timeB);
static void* ConnectionThreadFunc(void* context); static void* ConnectionThreadFunc(void* context);
static void* GamepadThreadFunc(void* context); static void* GamepadThreadFunc(void* context);
static void* StopThreadFunc(void* context); static void* StopThreadFunc(void* context);

69
profiling.cpp Normal file
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@ -0,0 +1,69 @@
#include "moonlight.hpp"
#include <stdio.h>
#include <sys/time.h>
#define PACKED_TIME_SECONDS_BITSHIFT 16
#define PACKED_TIME_MILLIS_MASK 0xFFFF
uint32_t MoonlightInstance::ProfilerGetPackedMillis() {
#if defined(ENABLE_PROFILING)
struct timeval tv;
uint32_t res;
gettimeofday(&tv, NULL);
res = tv.tv_sec << PACKED_TIME_SECONDS_BITSHIFT;
res += (tv.tv_usec / 1000) & PACKED_TIME_MILLIS_MASK;
return res;
#else
return 0;
#endif
}
uint64_t MoonlightInstance::ProfilerGetMillis() {
#if defined(ENABLE_PROFILING)
struct timeval tv;
uint64_t res;
gettimeofday(&tv, NULL);
res = tv.tv_sec * 1000;
res += tv.tv_usec / 1000;
return res;
#else
return 0;
#endif
}
// The return value of this function is referenced to an
// arbitrary epoch, and as such is only suitable for comparison
// with other unpacked time values.
uint64_t MoonlightInstance::ProfilerUnpackTime(uint32_t packedTime) {
#if defined(ENABLE_PROFILING)
uint64_t res;
res = (packedTime >> PACKED_TIME_SECONDS_BITSHIFT) * 1000;
res += (packedTime & PACKED_TIME_MILLIS_MASK);
return res;
#else
return 0;
#endif
}
void MoonlightInstance::ProfilerPrintPackedDelta(const char* message,
uint32_t packedTimeA,
uint32_t packedTimeB) {
#if defined(ENABLE_PROFILING)
printf("%s: %d ms\n", message,
(uint32_t)(ProfilerUnpackTime(packedTimeB) - ProfilerUnpackTime(packedTimeA)));
#endif
}
void MoonlightInstance::ProfilerPrintDelta(const char* message,
uint64_t timeA,
uint64_t timeB) {
#if defined(ENABLE_PROFILING)
printf("%s: %d ms\n", message, (uint32_t)(timeA - timeB));
#endif
}