diff options
Diffstat (limited to 'source/blender/blenlib/BLI_arithb.h')
| -rw-r--r-- | source/blender/blenlib/BLI_arithb.h | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/source/blender/blenlib/BLI_arithb.h b/source/blender/blenlib/BLI_arithb.h index 6697a7b2ba5..186681fad7d 100644 --- a/source/blender/blenlib/BLI_arithb.h +++ b/source/blender/blenlib/BLI_arithb.h @@ -50,10 +50,14 @@ extern "C" { #ifndef M_SQRT1_2 #define M_SQRT1_2 0.70710678118654752440 #endif +#ifndef M_1_PI +#define M_1_PI 0.318309886183790671538 +#endif #ifdef WIN32 #ifndef FREE_WINDOWS #define isnan(n) _isnan(n) + #define finite _finite #endif #endif @@ -87,6 +91,7 @@ float saasin(float fac); float sasqrt(float fac); int FloatCompare(float *v1, float *v2, float limit); +int FloatCompare4(float *v1, float *v2, float limit); float FloatLerpf(float target, float origin, float fac); float CalcNormFloat(float *v1, float *v2, float *v3, float *n); @@ -95,7 +100,7 @@ float CalcNormFloat4(float *v1, float *v2, float *v3, float *v4, float *n); void CalcNormLong(int *v1, int *v2, int *v3, float *n); /* CalcNormShort: is ook uitprodukt - (translates as 'is also out/cross product') */ void CalcNormShort(short *v1, short *v2, short *v3, float *n); - +float power_of_2(float val); /** * @section Euler conversion routines @@ -160,6 +165,7 @@ void Mat3Inv(float m1[][3], float m2[][3]); void Mat3CpyMat4(float m1[][3],float m2[][4]); void Mat4CpyMat3(float m1[][4], float m2[][3]); +void Mat3BlendMat3(float out[][3], float dst[][3], float src[][3], float srcweight); void Mat4BlendMat4(float out[][4], float dst[][4], float src[][4], float srcweight); float Det2x2(float a,float b,float c, float d); @@ -239,6 +245,7 @@ void VecMulf(float *v1, float f); int VecLenCompare(float *v1, float *v2, float limit); int VecCompare(float *v1, float *v2, float limit); int VecEqual(float *v1, float *v2); +int VecIsNull(float *v); void printvecf(char *str,float v[3]); void printvec4f(char *str, float v[4]); @@ -256,15 +263,23 @@ void Vec2Mulf(float *v1, float f); void Vec2Addf(float *v, float *v1, float *v2); void Vec2Subf(float *v, float *v1, float *v2); void Vec2Copyf(float *v1, float *v2); +void Vec2Lerpf(float *target, float *a, float *b, float t); -float *vectoquat(float *vec, short axis, short upflag); +void AxisAngleToQuat(float *q, float *axis, float angle); +void RotationBetweenVectorsToQuat(float *q, float v1[3], float v2[3]); +void vectoquat(float *vec, short axis, short upflag, float *q); float VecAngle2(float *v1, float *v2); float VecAngle3(float *v1, float *v2, float *v3); float NormalizedVecAngle2(float *v1, float *v2); +float VecAngle3_2D(float *v1, float *v2, float *v3); +float NormalizedVecAngle2_2D(float *v1, float *v2); + void euler_rot(float *beul, float ang, char axis); +void NormalShortToFloat(float *out, short *in); +void NormalFloatToShort(short *out, float *in); float DistVL2Dfl(float *v1, float *v2, float *v3); float PdistVL2Dfl(float *v1, float *v2, float *v3); @@ -309,6 +324,10 @@ void i_window( float mat[][4] ); +#define BLI_CS_SMPTE 0 +#define BLI_CS_REC709 1 +#define BLI_CS_CIE 2 + void hsv_to_rgb(float h, float s, float v, float *r, float *g, float *b); void hex_to_rgb(char *hexcol, float *r, float *g, float *b); void rgb_to_yuv(float r, float g, float b, float *ly, float *lu, float *lv); @@ -316,6 +335,9 @@ void yuv_to_rgb(float y, float u, float v, float *lr, float *lg, float *lb); void ycc_to_rgb(float y, float cb, float cr, float *lr, float *lg, float *lb); void rgb_to_ycc(float r, float g, float b, float *ly, float *lcb, float *lcr); void rgb_to_hsv(float r, float g, float b, float *lh, float *ls, float *lv); +void xyz_to_rgb(float x, float y, float z, float *r, float *g, float *b, int colorspace); +int constrain_rgb(float *r, float *g, float *b); +void gamma_correct_rgb(float *r, float *g, float *b); unsigned int hsv_to_cpack(float h, float s, float v); unsigned int rgb_to_cpack(float r, float g, float b); void cpack_to_rgb(unsigned int col, float *r, float *g, float *b); @@ -367,7 +389,9 @@ void LocQuatSizeToMat4(float mat[][4], float loc[3], float quat[4], float size[3 void tubemap(float x, float y, float z, float *u, float *v); void spheremap(float x, float y, float z, float *u, float *v); +int LineIntersectLine(float v1[3], float v2[3], float v3[3], float v4[3], float i1[3], float i2[3]); int LineIntersectsTriangle(float p1[3], float p2[3], float v0[3], float v1[3], float v2[3], float *lambda, float *uv); +int RayIntersectsTriangle(float p1[3], float d[3], float v0[3], float v1[3], float v2[3], float *lambda, float *uv); int SweepingSphereIntersectsTriangleUV(float p1[3], float p2[3], float radius, float v0[3], float v1[3], float v2[3], float *lambda, float *ipoint); int AxialLineIntersectsTriangle(int axis, float co1[3], float co2[3], float v0[3], float v1[3], float v2[3], float *lambda); int AabbIntersectAabb(float min1[3], float max1[3], float min2[3], float max2[3]); @@ -395,6 +419,16 @@ void DQuatNormalize(DualQuat *dq, float totweight); void DQuatMulVecfl(DualQuat *dq, float *co, float mat[][3]); void DQuatCpyDQuat(DualQuat *dq1, DualQuat *dq2); +/* Tangent stuff */ +typedef struct VertexTangent { + float tang[3], uv[2]; + struct VertexTangent *next; +} VertexTangent; + +void sum_or_add_vertex_tangent(void *arena, VertexTangent **vtang, float *tang, float *uv); +float *find_vertex_tangent(VertexTangent *vtang, float *uv); +void tangent_from_uv(float *uv1, float *uv2, float *uv3, float *co1, float *co2, float *co3, float *n, float *tang); + #ifdef __cplusplus } #endif |