Scarfski/bgfx
1
0
Fork 0
mirror of https://github.com/bkaradzic/bgfx.git synced 2026-10-25 18:25:29 +00:00
Code Issues Packages Projects Releases Wiki Activity

examples: Added --fixed-fps and --screenshot for deterministic captures. (#3998)

Browse Source
This commit is contained in:
Branimir Karadžić
2026-09-25 15:29:53 -07:00
committed by GitHub
parent c00cc181cc
commit d79de7ac63
6 changed files with 103 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files
examples/common/entry/entry.cpp
+70 -1
View File
@@ -7,6 +7,7 @@
#include <bx/commandline.h>
#include <bx/file.h>
#include <bx/sort.h>
#include <bx/timer.h>
#include <bgfx/bgfx.h>
#include <time.h>
@@ -553,6 +554,71 @@ BX_PRAGMA_DIAGNOSTIC_POP();
return s_numApps;
}
static bx::Ticks s_fixedTimeStep = bx::InitZero;
bx::Ticks getFixedTimeStep()
{
return s_fixedTimeStep;
}
///
struct TestRun
{
TestRun(int _argc, const char* const* _argv)
: m_frame(0)
, m_screenshotFrame(0)
{
bx::CommandLine cmdLine(_argc, _argv);
const char* screenshot = cmdLine.findOption("screenshot");
if (NULL != screenshot)
{
bx::strCopy(m_screenshot, sizeof(m_screenshot), screenshot);
m_screenshotFrame = 60;
const char* frame = cmdLine.findOption("screenshot-frame");
if (NULL != frame)
{
bx::fromString(&m_screenshotFrame, frame);
}
}
uint32_t fps = 0 != m_screenshotFrame ? 60 : 0;
const char* fixedFps = cmdLine.findOption("fixed-fps");
if (NULL != fixedFps)
{
bx::fromString(&fps, fixedFps);
}
s_fixedTimeStep = 0 != fps
? bx::Ticks(bx::Ticks::s_kFreq.ticks/fps)
: bx::Ticks(bx::InitZero)
;
}
///
bool frame()
{
if (0 == m_screenshotFrame)
{
return true;
}
++m_frame;
if (m_frame == m_screenshotFrame)
{
bgfx::requestScreenShot(BGFX_INVALID_HANDLE, m_screenshot);
}
return m_frame < m_screenshotFrame + 3;
}
uint32_t m_frame;
uint32_t m_screenshotFrame;
char m_screenshot[bx::kMaxFilePath];
};
int runApp(AppI* _app, int _argc, const char* const* _argv)
{
setWindowSize(kDefaultWindowHandle, s_width, s_height);
@@ -564,6 +630,8 @@ BX_PRAGMA_DIAGNOSTIC_POP();
bx::snprintf(title, BX_COUNTOF(title), "%S - %s", &exeName, _app->getName() );
setWindowTitle(kDefaultWindowHandle, title);
TestRun test(_argc, _argv);
_app->init(_argc, _argv, s_width, s_height);
bgfx::frame();
@@ -573,7 +641,8 @@ BX_PRAGMA_DIAGNOSTIC_POP();
#else
while (_app->update() )
{
if (0 != bx::strLen(s_restartApp) )
if (0 != bx::strLen(s_restartApp)
|| !test.frame() )
{
break;
}