isledecomp/isle-portable
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Enable callgrind for specific scenarios (#276)

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Anonymous Maarten 2025-06-11 01:03:12 +02:00 committed by GitHub
parent 4c5b255471
commit 99c0d2d744
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2 changed files with 29 additions and 0 deletions
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8
CMakeLists.txt
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@ -488,6 +488,14 @@ if (ISLE_BUILD_APP)
)
target_compile_definitions(isle PRIVATE ISLE_DEBUG)
target_link_libraries(isle PRIVATE imgui)
find_path(valgrind_INCLUDE_PATH NAMES valgrind/callgrind.h)
if(valgrind_INCLUDE_PATH)
# Run isle under valgrind to create a profile. Use e.g. kcachegrind to view the profile.
# > valgrind --tool=callgrind --dump-instr=yes --simulate-cache=yes --collect-jumps=yes \
# > --collect-atstart=no --instr-atstart=no ./isle --debug
target_compile_definitions(isle PRIVATE ISLE_VALGRIND)
target_include_directories(isle PRIVATE ${valgrind_INCLUDE_PATH})
endif()
endif()
endif()

21
ISLE/isledebug.cpp
View File

@ -16,6 +16,10 @@
#include <backends/imgui_impl_sdlrenderer3.h>
#include <imgui.h>
#ifdef ISLE_VALGRIND
#include <valgrind/callgrind.h>
#endif
#define SCANCODE_KEY_PAUSE SDL_SCANCODE_KP_0
#define SCANCODE_KEY_RESUME SDL_SCANCODE_KP_PERIOD
@ -28,6 +32,10 @@ static SDL_Renderer* g_debugRenderer;
static SDL_Texture* g_videoPalette;
static IDirect3DRMMiniwinDevice* g_d3drmMiniwinDevice;
#ifdef ISLE_VALGRIND
static bool g_instrumentationEnabled;
#endif
class DebugViewer {
public:
static void InsidePlantManager()
@ -257,6 +265,19 @@ void IsleDebug_Render()
Lego()->Resume();
}
}
#ifdef ISLE_VALGRIND
if (ImGui::MenuItem(g_instrumentationEnabled ? "Disable instrumentation" : "Enable instrumentation")) {
g_instrumentationEnabled = !g_instrumentationEnabled;
if (g_instrumentationEnabled) {
CALLGRIND_START_INSTRUMENTATION;
CALLGRIND_TOGGLE_COLLECT;
}
else {
CALLGRIND_TOGGLE_COLLECT;
CALLGRIND_STOP_INSTRUMENTATION;
}
}
#endif
ImGui::EndMainMenuBar();
ImGui::ShowDemoWindow(nullptr);
LegoOmni* lego = Lego();