Marisa the Magician
602a89cc68
- Changeable player skins. - Ammo LEDs are now 1:1 with UT by using canvas textures. - Integrate some add-ons, including reskins. - Various fixes (some backported from Demolitionist). - Migrated from libeye to Gutamatics.
92 lines
3.2 KiB
Text
92 lines
3.2 KiB
Text
/*
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Coordinate Utility helper class.
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Reproduces the old UnrealScript Get(Un)Axes functions, providing XYZ axis
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vectors relative to an euler rotation (defaults to left-handed coords).
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Copyright (c)2018-2022 Marisa the Magician, UnSX Team
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to
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deal in the Software without restriction, including without limitation the
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rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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sell copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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IN THE SOFTWARE.
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*/
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Class dt_CoordUtil
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{
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// In Tim Sweeney's own words: "transform by a pitch-yaw-roll rotation"
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static Vector3, Vector3, Vector3 GetUnAxes( double pitch, double yaw, double roll, bool rhand = false )
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{
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Vector3 x = (1,0,0), y = (0,rhand?1:-1,0), z = (0,0,1);
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Vector3 a, b, c;
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// pitch and roll in gzdoom work in reverse compared to UE
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pitch = -pitch;
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roll = -roll;
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// yaw
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a = (cos(yaw),sin(yaw),0);
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b = (-sin(yaw),cos(yaw),0);
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c = (0,0,1);
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x = (x dot a, x dot b, x dot c);
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y = (y dot a, y dot b, y dot c);
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z = (z dot a, z dot b, z dot c);
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// pitch
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a = (cos(pitch),0,sin(pitch));
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b = (0,1,0);
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c = (-sin(pitch),0,cos(pitch));
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x = (x dot a, x dot b, x dot c);
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y = (y dot a, y dot b, y dot c);
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z = (z dot a, z dot b, z dot c);
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// roll
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a = (1,0,0);
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b = (0,cos(roll),-sin(roll));
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c = (0,sin(roll),cos(roll));
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x = (x dot a, x dot b, x dot c);
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y = (y dot a, y dot b, y dot c);
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z = (z dot a, z dot b, z dot c);
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return x, y, z;
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}
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// In Tim Sweeney's own words: "detransform by a pitch-yaw-roll rotation"
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static Vector3, Vector3, Vector3 GetAxes( double pitch, double yaw, double roll, bool rhand = false )
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{
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Vector3 x = (1,0,0), y = (0,rhand?1:-1,0), z = (0,0,1);
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Vector3 a, b, c;
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// pitch and roll in gzdoom work in reverse compared to UE
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pitch = -pitch;
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roll = -roll;
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// inverse roll
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a = (1,0,0);
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b = (0,cos(roll),sin(roll));
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c = (0,-sin(roll),cos(roll));
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x = (x dot a, x dot b, x dot c);
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y = (y dot a, y dot b, y dot c);
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z = (z dot a, z dot b, z dot c);
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// inverse pitch
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a = (cos(pitch),0,-sin(pitch));
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b = (0,1,0);
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c = (sin(pitch),0,cos(pitch));
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x = (x dot a, x dot b, x dot c);
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y = (y dot a, y dot b, y dot c);
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z = (z dot a, z dot b, z dot c);
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// inverse yaw
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a = (cos(yaw),-sin(yaw),0);
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b = (sin(yaw),cos(yaw),0);
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c = (0,0,1);
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x = (x dot a, x dot b, x dot c);
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y = (y dot a, y dot b, y dot c);
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z = (z dot a, z dot b, z dot c);
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return x, y, z;
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}
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}
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