Cloud Window¶
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struct CloudWindow¶
Public Functions
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CloudWindow()¶
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const CloudWindow &operator=(const CloudWindow&)¶
assignment operator only copies properties, not state.
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void Update(vec3 wind_spd_ms, float dt)¶
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void Reset()¶
Reset offsets.
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void SetDesiredCentrePos(vec3d pos_engine)¶
Set the position in Engine-space that we want for our.
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void InitWindowCentre(platform::crossplatform::Quaterniond global_quat)¶
Initialize the window.
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void InitWindowCentre(double lat_degrees, double long_degrees, double x_heading_degrees)¶
Initialize the window.
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void UpdateWindowCentre(vec3d engine_pos_km)¶
Updates the origin if it is too far from the desired origin.
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void UpdateWindowCentre(double lat_degrees, double long_degrees)¶
Updates the origin if it is too far from the desired origin.
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void UpdateWindowCentre(platform::crossplatform::Quaterniond desired_origin)¶
Updates the origin if it is too far from the desired origin.
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void MoveCloudWindowCentreTexel(int x, int y)¶
Translate the cloud window by the given x and y.
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void MoveCloudWindowInitialTexel(int x, int y)¶
Move the initial generation position.
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void CheckForOriginChange(platform::crossplatform::Quaterniond new_origin, const CloudRenderingOptions &opts)¶
Check if the cloud window origin has changed, and update values if it has.
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void SetTrueWindOffset()¶
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void SetAccumulatedWindOffsetKm(vec3 accumulatedWindOffset)¶
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void GetLatitudeLongitudeHeadingDegrees(vec3 pos, double &lat, double &lon, double &head) const¶
Get the latitude/longitude referred to by the specified position value.
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void GetOriginLatitudeLongitudeHeadingDegrees(double &lat_deg, double &lon_deg, double &head_deg) const¶
Get the latitude/longitude referred to by the specified quaternion in degrees.
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void GetOriginLatitudeLongitudeHeadingRadians(double &lat_rad, double &lon_rad, double &head_rad) const¶
Get the latitude/longitude referred to by the specified quaternion in radians.
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double GetOriginLatitudeDegrees() const¶
Get the latitude referred to by the origin quaternion.
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double GetOriginLongitudeDegrees() const¶
Get the longitude referred to by the origin quaternion.
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double GetOriginHeadingDegrees() const¶
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vec3 GlobalQuaternionToLocalOffsetKm(platform::crossplatform::Quaterniond global_quat) const¶
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vec3 WGS84PositionToLocal(vec3d pos_km) const¶
Convert the WGS84 position to local coordinates.
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vec3 WGS84DirectionToLocal(vec3d dir) const¶
Convert the WGS84 direction to local coordinates.
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vec3d OriginToWGS84(platform::crossplatform::Quaterniond q) const¶
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vec3d LocalPositionToWGS84(vec3d pos) const¶
Convert the local direction to WGS84 coordinates.
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vec3d LocalDirectionToWGS84(vec3d dir) const¶
Convert the local direction to WGS84 coordinates.
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platform::crossplatform::posed ConvertWGSToTrueSKYPose(const platform::crossplatform::posed &pose_wgs) const¶
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mat4 ConvertEngineToTrueSKYViewMatrix(const mat4d &engine_matrix) const¶
Convert an engine-space matrix to a trueSKY-space matrix via the WGS84 engine origin and the trueSKY Cloud Window origin. The input is the actual view matrix that your engine uses for rendering. Position is expected to be in metres.
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int2 GetGridOffset(int2 old_ctr) const¶
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void SaveToText(platform::crossplatform::TextOutput &output) const¶
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void LoadFromText(platform::crossplatform::TextInput &input)¶
Public Members
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platform::crossplatform::Quaterniond desired_origin = {0, 0, 0, 1.0}¶
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float MinimumHeightKm¶
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int3 VolumeTextureGrid¶
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vec3 windOffsetKm¶
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vec3 accumulatedWindOffsetKm¶
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platform::crossplatform::Quaterniond origin = {0, 0, 0, 1.0}¶
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int WindowGridX¶
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int WindowGridZ¶
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int PrecipitationGridDivisorX¶
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int PrecipitationGridDivisorZ¶
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vec3 WindowScaleKm¶
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int2 initialCentreTexelPos = int2(0, 0)¶
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int2 WindowGridCentreTexel¶
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unsigned window_checksum¶
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int cloudDetail¶
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platform::crossplatform::Quaterniond last_origin¶
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vec3 EdgeNoiseOffsetKm¶
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vec3 WorleyOffsetKm¶
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vec3 GridOriginKm¶
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double planetRadiusKm¶
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GeodeticPlanet geodeticPlanet¶
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simul::clouds::GeoReferencingMode updateMode = simul::clouds::GeoReferencingMode::NONE¶
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int sleepOnRecentreMs = 0¶
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int sleepOnRecentreCounter = 0¶
Public Static Functions
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static platform::crossplatform::Quaterniond XYZToQuaternion(vec3d pos)¶
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CloudWindow()¶