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feat(editor): center on terrain (Home key), navigation improvements

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- "Center on Terrain" (Home key or View menu): resets camera to center
  of loaded tile at 300 units altitude with 45-degree downward pitch.
  Essential for recovering when camera gets lost in empty space.
- Toast confirmation on center action
This commit is contained in:
Kelsi 2026-05-05 05:48:00 -07:00
parent 2b0a81fd9a
commit 434fdf6c7f
3 changed files with 12 additions and 0 deletions
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10
tools/editor/editor_app.cpp
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@ -206,6 +206,7 @@ void EditorApp::processEvents() {
auto sc = event.key.keysym.scancode;
if (sc == SDL_SCANCODE_F3) setWireframe(!isWireframe());
if (sc == SDL_SCANCODE_F5) saveBookmark("");
if (sc == SDL_SCANCODE_HOME) centerOnTerrain();
// Number keys switch modes (when not typing in ImGui)
if (!io.WantCaptureKeyboard) {
if (sc == SDL_SCANCODE_1) setMode(EditorMode::Sculpt);
@ -788,6 +789,15 @@ void EditorApp::flyToSelected() {
}
}
void EditorApp::centerOnTerrain() {
if (!terrain_.isLoaded()) return;
float centerX = (32.0f - loadedTileY_) * 533.33333f - 8.0f * 533.33333f / 16.0f;
float centerY = (32.0f - loadedTileX_) * 533.33333f - 8.0f * 533.33333f / 16.0f;
camera_.setPosition(glm::vec3(centerX, centerY, terrain_.chunks[0].position[2] + 300.0f));
camera_.setYawPitch(0.0f, -45.0f);
showToast("Camera centered on terrain");
}
void EditorApp::snapSelectedToGround() {
auto* sel = objectPlacer_.getSelected();
if (!sel || !terrain_.isLoaded()) return;