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-rw-r--r--test/map/transform.test.cpp147
1 files changed, 146 insertions, 1 deletions
diff --git a/test/map/transform.test.cpp b/test/map/transform.test.cpp
index 7e98863400..85f92ae52c 100644
--- a/test/map/transform.test.cpp
+++ b/test/map/transform.test.cpp
@@ -436,7 +436,7 @@ TEST(Transform, Camera) {
flyOptions.transitionFrameFn = [&](double t) {
ASSERT_TRUE(t >= 0 && t <= 1);
ASSERT_LE(latLng2.latitude(), transform.getLatLng().latitude());
- ASSERT_GE(latLng2.longitude(), transform.getLatLng().longitude());
+ ASSERT_GE(latLng2.longitude(), transform.getLatLng({}, LatLng::Unwrapped).longitude());
};
flyOptions.transitionFinishFn = [&]() {
// XXX Fix precision loss in flyTo:
@@ -586,20 +586,165 @@ TEST(Transform, LatLngBounds) {
transform.setLatLngBounds(LatLngBounds::singleton(sanFrancisco));
ASSERT_EQ(transform.getLatLng(), sanFrancisco);
+ // -1 | 0 | +1
+ // ┌───┬───┰───┬───┰───┬───┐
+ // │ │ ┃• │ ┃ │ │
+ // ├───┼───╂───┼───╂───┼───┤
+ // │ │ ┃▓▓▓│▓▓▓┃ │ │
+ // └───┴───┸───┴───┸───┴───┘
transform.setLatLngBounds(LatLngBounds::hull({ -90.0, -180.0 }, { 0.0, 180.0 }));
transform.jumpTo(CameraOptions().withCenter(sanFrancisco));
ASSERT_EQ(transform.getLatLng().latitude(), 0.0);
ASSERT_EQ(transform.getLatLng().longitude(), sanFrancisco.longitude());
+ // Try crossing the antimeridian from the left.
+ transform.jumpTo(CameraOptions().withCenter(LatLng { 0.0, -200.0 }));
+ ASSERT_DOUBLE_EQ(transform.getLatLng().longitude(), -180.0);
+
+ // Try crossing the antimeridian from the right.
+ transform.jumpTo(CameraOptions().withCenter(LatLng { 0.0, 200.0 }));
+ ASSERT_DOUBLE_EQ(transform.getLatLng({}, LatLng::Unwrapped).longitude(), 180.0);
+ ASSERT_DOUBLE_EQ(transform.getLatLng().longitude(), -180.0);
+
+ // -1 | 0 | +1
+ // ┌───┬───┰───┬───┰───┬───┐
+ // │ │ ┃• │▓▓▓┃ │ │
+ // ├───┼───╂───┼───╂───┼───┤
+ // │ │ ┃ │▓▓▓┃ │ │
+ // └───┴───┸───┴───┸───┴───┘
transform.setLatLngBounds(LatLngBounds::hull({ -90.0, 0.0 }, { 90.0, 180.0 }));
transform.jumpTo(CameraOptions().withCenter(sanFrancisco));
ASSERT_EQ(transform.getLatLng().latitude(), sanFrancisco.latitude());
ASSERT_EQ(transform.getLatLng().longitude(), 0.0);
+ // -1 | 0 | +1
+ // ┌───┬───┰───┬───┰───┬───┐
+ // │ │ ┃• │ ┃ │ │
+ // ├───┼───╂───┼───╂───┼───┤
+ // │ │ ┃ │▓▓▓┃ │ │
+ // └───┴───┸───┴───┸───┴───┘
transform.setLatLngBounds(LatLngBounds::hull({ -90.0, 0.0 }, { 0.0, 180.0 }));
transform.jumpTo(CameraOptions().withCenter(sanFrancisco));
ASSERT_EQ(transform.getLatLng().latitude(), 0.0);
ASSERT_EQ(transform.getLatLng().longitude(), 0.0);
+
+ // -1 | 0 | +1
+ // ┌───┬───┰───┬───┰───┬───┐
+ // │ │ ┃ │ ▓┃▓ │ │
+ // ├───┼───╂───┼───╂───┼───┤
+ // │ │ ┃ │ ┃ │ │
+ // └───┴───┸───┴───┸───┴───┘
+ LatLng inside { 45.0, 150.0 };
+ transform.setLatLngBounds(LatLngBounds::hull({ 0.0, 120.0 }, { 90.0, 240.0 }));
+ transform.jumpTo(CameraOptions().withCenter(inside));
+ ASSERT_EQ(transform.getLatLng().latitude(), inside.latitude());
+ ASSERT_EQ(transform.getLatLng().longitude(), inside.longitude());
+
+ transform.jumpTo(CameraOptions().withCenter(LatLng { 0.0, 140.0 }));
+ ASSERT_DOUBLE_EQ(transform.getLatLng().longitude(), 140.0);
+
+ transform.jumpTo(CameraOptions().withCenter(LatLng { 0.0, 160.0 }));
+ ASSERT_DOUBLE_EQ(transform.getLatLng().longitude(), 160.0);
+
+ // Constrain latitude only.
+ transform.jumpTo(CameraOptions().withCenter(LatLng { -45.0, inside.longitude() }));
+ ASSERT_EQ(transform.getLatLng().latitude(), 0.0);
+ ASSERT_EQ(transform.getLatLng().longitude(), inside.longitude());
+
+ // Crossing the antimeridian, within bounds.
+ transform.jumpTo(CameraOptions().withCenter(LatLng { inside.latitude(), 181.0 }));
+ ASSERT_EQ(transform.getLatLng().longitude(), -179.0);
+
+ // Crossing the antimeridian, outside bounds.
+ transform.jumpTo(CameraOptions().withCenter(inside));
+ transform.jumpTo(CameraOptions().withCenter(LatLng { inside.latitude(), 250.0 }));
+ ASSERT_DOUBLE_EQ(transform.getLatLng().longitude(), -120.0);
+
+ // Constrain to the left edge.
+ transform.jumpTo(CameraOptions().withCenter(LatLng { inside.latitude(), 119.0 }));
+ ASSERT_DOUBLE_EQ(transform.getLatLng().longitude(), 120.0);
+
+ // Simulate swipe to the left.
+ mbgl::AnimationOptions easeOptions(mbgl::Seconds(1));
+ easeOptions.transitionFrameFn = [&](double /* t */) {
+ ASSERT_NEAR(transform.getLatLng().longitude(), 120.0, 1e-4);
+ };
+ easeOptions.transitionFinishFn = [&]() {
+ ASSERT_NEAR(transform.getLatLng().longitude(), 120.0, 1e-4);
+ };
+ transform.moveBy(ScreenCoordinate { -500, -500 }, easeOptions);
+
+ transform.updateTransitions(transform.getTransitionStart() + Milliseconds(0));
+ transform.updateTransitions(transform.getTransitionStart() + Milliseconds(250));
+ transform.updateTransitions(transform.getTransitionStart() + Milliseconds(500));
+ transform.updateTransitions(transform.getTransitionStart() + Milliseconds(750));
+ transform.updateTransitions(transform.getTransitionStart() + transform.getTransitionDuration());
+
+ // Constrain to the right edge.
+ transform.jumpTo(CameraOptions().withCenter(LatLng { inside.latitude(), 241.0 }));
+ ASSERT_DOUBLE_EQ(transform.getLatLng().longitude(), -120.0);
+
+ // Simulate swipe to the right.
+ easeOptions.transitionFrameFn = [&](double /* t */) {
+ ASSERT_NEAR(transform.getLatLng().longitude(), -120.0, 1e-4);
+ };
+ easeOptions.transitionFinishFn = [&]() {
+ ASSERT_NEAR(transform.getLatLng().longitude(), -120.0, 1e-4);
+ };
+ transform.moveBy(ScreenCoordinate { 500, 500 }, easeOptions);
+
+ transform.updateTransitions(transform.getTransitionStart() + Milliseconds(0));
+ transform.updateTransitions(transform.getTransitionStart() + Milliseconds(250));
+ transform.updateTransitions(transform.getTransitionStart() + Milliseconds(500));
+ transform.updateTransitions(transform.getTransitionStart() + Milliseconds(750));
+ transform.updateTransitions(transform.getTransitionStart() + transform.getTransitionDuration());
+
+ // -1 | 0 | +1
+ // ┌───┬───┰───┬───┰───┬───┐
+ // │ │ ┃ │ ┃ │ │
+ // ├───┼───╂───┼───╂───┼───┤
+ // │ │ ▓┃▓ │ ┃ │ │
+ // └───┴───┸───┴───┸───┴───┘
+ inside = LatLng{ -45.0, -150.0 };
+ transform.setLatLngBounds(LatLngBounds::hull({ -90.0, -240.0 }, { 0.0, -120.0 }));
+ transform.jumpTo(CameraOptions().withCenter(inside));
+ ASSERT_DOUBLE_EQ(transform.getLatLng().latitude(), inside.latitude());
+ ASSERT_EQ(transform.getLatLng().longitude(), inside.longitude());
+
+ transform.jumpTo(CameraOptions().withCenter(LatLng { 0.0, -140.0 }));
+ ASSERT_DOUBLE_EQ(transform.getLatLng().longitude(), -140.0);
+
+ transform.jumpTo(CameraOptions().withCenter(LatLng { 0.0, -160.0 }));
+ ASSERT_DOUBLE_EQ(transform.getLatLng().longitude(), -160.0);
+
+ // Constrain latitude only.
+ transform.jumpTo(CameraOptions().withCenter(LatLng { 45.0, inside.longitude() }));
+ ASSERT_EQ(transform.getLatLng().latitude(), 0.0);
+ ASSERT_EQ(transform.getLatLng().longitude(), inside.longitude());
+
+ // Crossing the antimeridian, within bounds.
+ transform.jumpTo(CameraOptions().withCenter(LatLng { inside.latitude(), -181.0 }));
+ ASSERT_DOUBLE_EQ(transform.getLatLng().latitude(), inside.latitude());
+ ASSERT_EQ(transform.getLatLng().longitude(), 179.0);
+
+ // Crossing the antimeridian, outside bounds.
+ transform.jumpTo(CameraOptions().withCenter(inside));
+ transform.jumpTo(CameraOptions().withCenter(LatLng { inside.latitude(), -250.0 }));
+ ASSERT_DOUBLE_EQ(transform.getLatLng().longitude(), 120.0);
+
+ // Constrain to the left edge.
+ transform.jumpTo(CameraOptions().withCenter(LatLng { inside.latitude(), -119.0 }));
+ ASSERT_DOUBLE_EQ(transform.getLatLng().longitude(), -120.0);
+
+ transform.moveBy(ScreenCoordinate { -500, 0 });
+ ASSERT_NEAR(transform.getLatLng().longitude(), -120.0, 1e-4);
+
+ // Constrain to the right edge.
+ transform.jumpTo(CameraOptions().withCenter(LatLng { inside.latitude(), -241.0 }));
+ ASSERT_DOUBLE_EQ(transform.getLatLng().longitude(), 120.0);
+
+ transform.moveBy(ScreenCoordinate { 500, 0 });
+ ASSERT_NEAR(transform.getLatLng().longitude(), 120.0, 1e-4);
}
TEST(Transform, PitchBounds) {
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