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Diffstat (limited to 'src/math/math3d.h')
| -rw-r--r-- | src/math/math3d.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/src/math/math3d.h b/src/math/math3d.h new file mode 100644 index 0000000..ce7eee3 --- /dev/null +++ b/src/math/math3d.h @@ -0,0 +1,106 @@ +// * This file is part of the COLOBOT source code
+// * Copyright (C) 2001-2008, Daniel ROUX & EPSITEC SA, www.epsitec.ch
+// *
+// * This program is free software: you can redistribute it and/or modify
+// * it under the terms of the GNU General Public License as published by
+// * the Free Software Foundation, either version 3 of the License, or
+// * (at your option) any later version.
+// *
+// * This program is distributed in the hope that it will be useful,
+// * but WITHOUT ANY WARRANTY; without even the implied warranty of
+// * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// * GNU General Public License for more details.
+// *
+// * You should have received a copy of the GNU General Public License
+// * along with this program. If not, see http://www.gnu.org/licenses/.
+
+// math3d.h
+
+#ifndef _MATH3D_H_
+#define _MATH3D_H_
+
+
+#define STRICT
+#define D3D_OVERLOADS
+#include <math.h>
+
+
+#define PI 3.14159265358979323846f
+#define CHOUIA 1e-6f
+#define BEAUCOUP 1e6f
+
+
+
+BOOL IsEqual(float a, float b);
+
+float Min(float a, float b);
+float Min(float a, float b, float c);
+float Min(float a, float b, float c, float d);
+float Min(float a, float b, float c, float d, float e);
+
+float Max(float a, float b);
+float Max(float a, float b, float c);
+float Max(float a, float b, float c, float d);
+float Max(float a, float b, float c, float d, float e);
+
+float Norm(float a);
+float Abs(float a);
+
+void Swap(int &a, int &b);
+void Swap(float &a, float &b);
+void Swap(FPOINT &a, FPOINT &b);
+
+float Mod(float a, float m);
+float NormAngle(float angle);
+BOOL TestAngle(float angle, float min, float max);
+
+float Direction(float a, float g);
+FPOINT RotatePoint(FPOINT center, float angle, FPOINT p);
+FPOINT RotatePoint(float angle, FPOINT p);
+FPOINT RotatePoint(float angle, float dist);
+float RotateAngle(float x, float y);
+float RotateAngle(FPOINT center, FPOINT p1, FPOINT p2);
+float MidPoint(FPOINT a, FPOINT b, float px);
+D3DVECTOR SegmentDist(const D3DVECTOR &p1, const D3DVECTOR &p2, float dist);
+BOOL IsInsideTriangle(FPOINT a, FPOINT b, FPOINT c, FPOINT p);
+BOOL Intersect(D3DVECTOR a, D3DVECTOR b, D3DVECTOR c, D3DVECTOR d, D3DVECTOR e, D3DVECTOR &i);
+BOOL IntersectY(D3DVECTOR a, D3DVECTOR b, D3DVECTOR c, D3DVECTOR &p);
+void RotatePoint(float cx, float cy, float angle, float &px, float &py);
+void RotatePoint(D3DVECTOR center, float angleH, float angleV, D3DVECTOR &p);
+void RotatePoint2(D3DVECTOR center, float angleH, float angleV, D3DVECTOR &p);
+D3DVECTOR RotateView(D3DVECTOR center, float angleH, float angleV, float dist);
+D3DVECTOR LookatPoint( D3DVECTOR eye, float angleH, float angleV, float length );
+float Length(FPOINT a, FPOINT b);
+float Length(float x, float y);
+float Length(const D3DVECTOR &u);
+float Length(const D3DVECTOR &a, const D3DVECTOR &b);
+float Length2d(const D3DVECTOR &a, const D3DVECTOR &b);
+float Angle( D3DVECTOR u, D3DVECTOR v );
+D3DVECTOR Cross( D3DVECTOR u, D3DVECTOR v );
+D3DVECTOR ComputeNormal( D3DVECTOR p1, D3DVECTOR p2, D3DVECTOR p3 );
+D3DVECTOR Transform(const D3DMATRIX &m, D3DVECTOR p);
+D3DVECTOR Projection(const D3DVECTOR &a, const D3DVECTOR &b, const D3DVECTOR &p);
+
+void MappingObject( D3DVERTEX2* pVertices, int nb, float scale );
+void SmoothObject( D3DVERTEX2* pVertices, int nb );
+BOOL LineFunction(FPOINT p1, FPOINT p2, float &a, float &b);
+float DistancePlanPoint(const D3DVECTOR &a, const D3DVECTOR &b, const D3DVECTOR &c, const D3DVECTOR &p);
+BOOL IsSamePlane(D3DVECTOR *plan1, D3DVECTOR *plan2);
+void MatRotateXZY(D3DMATRIX &mat, D3DVECTOR angle);
+void MatRotateZXY(D3DMATRIX &mat, D3DVECTOR angle);
+
+float Rand();
+float Neutral(float value, float dead);
+
+float Prop(int a, int b, float p);
+float Smooth(float actual, float hope, float time);
+float Bounce(float progress, float middle=0.3f, float bounce=0.4f);
+
+D3DCOLOR RetColor(float intensity);
+D3DCOLOR RetColor(D3DCOLORVALUE intensity);
+D3DCOLORVALUE RetColor(D3DCOLOR intensity);
+
+void RGB2HSV(D3DCOLORVALUE src, ColorHSV &dest);
+void HSV2RGB(ColorHSV src, D3DCOLORVALUE &dest);
+
+#endif //_MATH3D_H_
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