christoph/cpp-masssprings
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implement option to lock camera to graph's center of mass

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This commit is contained in:
Christoph Urlacher
2026-02-27 14:06:30 +01:00
parent e8bd90911d
commit b01cfdecfe
10 changed files with 85 additions and 38 deletions
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12
src/input.cpp
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@ -43,7 +43,7 @@ auto InputHandler::InitHandlers() -> void {
RegisterKeyPressedHandler(KEY_C, &InputHandler::ClearGraph);
RegisterKeyPressedHandler(KEY_I, &InputHandler::ToggleMarkSolutions);
RegisterKeyPressedHandler(KEY_O, &InputHandler::ToggleConnectSolutions);
RegisterKeyPressedHandler(KEY_U, &InputHandler::ToggleMarkPath);
// RegisterKeyPressedHandler(KEY_U, &InputHandler::ToggleMarkPath);
RegisterKeyPressedHandler(KEY_SPACE, &InputHandler::MakeOptimalMove);
RegisterKeyPressedHandler(KEY_V, &InputHandler::GoToWorstState);
RegisterKeyPressedHandler(KEY_B, &InputHandler::GoToNearestTarget);
@ -60,6 +60,7 @@ auto InputHandler::InitHandlers() -> void {
RegisterKeyPressedHandler(KEY_LEFT_ALT,
&InputHandler::ToggleCameraProjection);
RegisterKeyPressedHandler(KEY_X, &InputHandler::ClearGoal);
RegisterKeyPressedHandler(KEY_Y, &InputHandler::ToggleCameraMassCenterLock);
}
auto InputHandler::MouseInMenuPane() -> bool { return mouse.y < MENU_HEIGHT; }
@ -145,6 +146,15 @@ auto InputHandler::ToggleCameraLock() -> void {
camera_lock = !camera_lock;
}
auto InputHandler::ToggleCameraMassCenterLock() -> void {
if (!camera_mass_center_lock) {
camera_lock = true;
camera_panning = false;
}
camera_mass_center_lock = !camera_mass_center_lock;
}
auto InputHandler::ToggleCameraProjection() -> void {
camera.projection = camera.projection == CAMERA_PERSPECTIVE
? CAMERA_ORTHOGRAPHIC