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Code Issues Releases Wiki Activity

#23 frame time query

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XProger
2017-03-18 00:02:43 +03:00
parent 6a25f64a61
commit 765693299e
2 changed files with 61 additions and 14 deletions
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74
src/core.h
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@@ -102,6 +102,11 @@
PFNGLOBJECTLABELPROC glObjectLabel;
PFNGLPUSHDEBUGGROUPPROC glPushDebugGroup;
PFNGLPOPDEBUGGROUPPROC glPopDebugGroup;
PFNGLGENQUERIESPROC glGenQueries;
PFNGLDELETEQUERIESPROC glDeleteQueries;
PFNGLGETQUERYOBJECTIVPROC glGetQueryObjectiv;
PFNGLBEGINQUERYPROC glBeginQuery;
PFNGLENDQUERYPROC glEndQuery;
#endif
// Shader
PFNGLCREATEPROGRAMPROC glCreateProgram;
@@ -161,26 +166,63 @@
struct Shader;
struct Texture;
namespace Core {
struct {
bool VAO;
bool depthTexture;
bool shadowSampler;
bool discardFrame;
bool texNPOT;
bool texFloat, texFloatLinear;
bool texHalf, texHalfLinear;
bool shaderBinary;
#ifdef PROFILE
bool profMarker;
bool profTiming;
#endif
} support;
}
#ifdef PROFILE
struct Marker {
Marker(const char *title) {
if (glPushDebugGroup) glPushDebugGroup(GL_DEBUG_SOURCE_APPLICATION, 1, -1, title);
if (Core::support.profMarker) glPushDebugGroup(GL_DEBUG_SOURCE_APPLICATION, 1, -1, title);
}
~Marker() {
if (glPopDebugGroup) glPopDebugGroup();
if (Core::support.profMarker) glPopDebugGroup();
}
static void setLabel(GLenum id, GLuint name, const char *label) {
if (glObjectLabel) glObjectLabel(id, name, -1, label);
if (Core::support.profMarker) glObjectLabel(id, name, -1, label);
}
};
struct Timing {
GLuint ID;
int &result;
Timing(int &result) : result(result) {
if (!Core::support.profTiming) return;
glGenQueries(1, &ID);
glBeginQuery(GL_TIME_ELAPSED, ID);
}
~Timing() {
if (!Core::support.profTiming) return;
glEndQuery(GL_TIME_ELAPSED);
glGetQueryObjectiv(ID, GL_QUERY_RESULT, (GLint*)&result);
glDeleteQueries(1, &ID);
}
};
#define PROFILE_MARKER(title) Marker marker(title)
#define PROFILE_LABEL(id, name, label) Marker::setLabel(GL_##id, name, label)
#define PROFILE_TIMING(result) Timing timing(result)
#else
#define PROFILE_MARKER(title)
#define PROFILE_LABEL(id, name, label)
#define PROFILE_TIMING(time)
#endif
enum CullMode { cfNone, cfBack, cfFront };
@@ -224,6 +266,9 @@ namespace Core {
struct Stats {
int dips, tris, frame, fps, fpsTime;
#ifdef PROFILE
int tFrame;
#endif
Stats() : frame(0), fps(0), fpsTime(0) {}
@@ -234,6 +279,9 @@ namespace Core {
void stop() {
if (fpsTime < getTime()) {
LOG("FPS: %d DIP: %d TRI: %d\n", fps, dips, tris);
#ifdef PROFILE
LOG("frame time: %d mcs\n", tFrame / 1000);
#endif
fps = frame;
frame = 0;
fpsTime = getTime() + 1000;
@@ -242,17 +290,6 @@ namespace Core {
}
} stats;
struct {
bool VAO;
bool depthTexture;
bool shadowSampler;
bool discardFrame;
bool texNPOT;
bool texFloat, texFloatLinear;
bool texHalf, texHalfLinear;
bool shaderBinary;
} support;
struct {
bool ambient;
bool lighting;
@@ -286,6 +323,11 @@ namespace Core {
GetProcOGL(glObjectLabel);
GetProcOGL(glPushDebugGroup);
GetProcOGL(glPopDebugGroup);
GetProcOGL(glGenQueries);
GetProcOGL(glDeleteQueries);
GetProcOGL(glGetQueryObjectiv);
GetProcOGL(glBeginQuery);
GetProcOGL(glEndQuery);
#endif
GetProcOGL(glCreateProgram);
@@ -351,6 +393,10 @@ namespace Core {
support.texFloat = support.texFloatLinear || extSupport(ext, "_texture_float");
support.texHalfLinear = extSupport(ext, "GL_ARB_texture_float") || extSupport(ext, "_texture_half_float_linear");
support.texHalf = support.texHalfLinear || extSupport(ext, "_texture_half_float");
#ifdef PROFILE
support.profMarker = extSupport(ext, "_KHR_debug");
support.profTiming = extSupport(ext, "_timer_query");
#endif
char *vendor = (char*)glGetString(GL_VENDOR);
LOG("Vendor : %s\n", vendor);

1
src/game.h
View File

@@ -68,6 +68,7 @@ namespace Game {
}
void render() {
PROFILE_TIMING(Core::stats.tFrame);
Core::beginFrame();
level->render();
Core::endFrame();