add a helper function to release all keys "properly"

[xonotic/darkplaces.git] / matrixlib.h

diff --git a/matrixlib.h b/matrixlib.h
index 505f7f91d41c31850439f9385b59a66c6345f20a..ae83c1d68901cab73bf8642990b7ebb8bde2f7cf 100644 (file)
--- a/matrixlib.h
+++ b/matrixlib.h
@@ -95,6 +95,15 @@ void Matrix4x4_ToArrayDoubleD3D(const matrix4x4_t *in, double out[16]);
 // creates a matrix4x4 from a double[16] array in the Direct3D orientation
 void Matrix4x4_FromArrayDoubleD3D(matrix4x4_t *out, const double in[16]);
 
+// converts a matrix4x4 to a float[16] array in the OpenGL orientation
+void Matrix4x4_ToArrayFloatGL(const matrix4x4_t *in, float out[16]);
+// creates a matrix4x4 from a float[16] array in the OpenGL orientation
+void Matrix4x4_FromArrayFloatGL(matrix4x4_t *out, const float in[16]);
+// converts a matrix4x4 to a float[16] array in the Direct3D orientation
+void Matrix4x4_ToArrayFloatD3D(const matrix4x4_t *in, float out[16]);
+// creates a matrix4x4 from a float[16] array in the Direct3D orientation
+void Matrix4x4_FromArrayFloatD3D(matrix4x4_t *out, const float in[16]);
+
 // converts a matrix4x4 to a float[12] array in the OpenGL orientation
 void Matrix4x4_ToArray12FloatGL(const matrix4x4_t *in, float out[12]);
 // creates a matrix4x4 from a float[12] array in the OpenGL orientation
@@ -106,9 +115,16 @@ void Matrix4x4_FromArray12FloatD3D(matrix4x4_t *out, const float in[12]);
 
 // creates a matrix4x4 from an origin and quaternion (used mostly with skeletal model formats such as PSK)
 void Matrix4x4_FromOriginQuat(matrix4x4_t *m, double ox, double oy, double oz, double x, double y, double z, double w);
+// creates an origin and quaternion from a matrix4x4_t, quat[3] is always positive
+void Matrix4x4_ToOrigin3Quat4Float(const matrix4x4_t *m, float *origin, float *quat);
 // creates a matrix4x4 from an origin and canonical unit-length quaternion (used mostly with skeletal model formats such as MD5)
 void Matrix4x4_FromDoom3Joint(matrix4x4_t *m, double ox, double oy, double oz, double x, double y, double z);
 
+// creates a matrix4x4_t from an origin and canonical unit-length quaternion in short[6] normalized format
+void Matrix4x4_FromBonePose6s(matrix4x4_t *m, float originscale, const short *pose6s);
+// creates a short[6] representation from normalized matrix4x4_t
+void Matrix4x4_ToBonePose6s(const matrix4x4_t *m, float origininvscale, short *pose6s);
+
 // blends two matrices together, at a given percentage (blend controls percentage of in2)
 void Matrix4x4_Blend (matrix4x4_t *out, const matrix4x4_t *in1, const matrix4x4_t *in2, double blend);
 
@@ -150,5 +166,7 @@ void Matrix4x4_SetOrigin (matrix4x4_t *out, double x, double y, double z);
 void Matrix4x4_AdjustOrigin (matrix4x4_t *out, double x, double y, double z);
 // scales vectors of a matrix in place and allows you to scale origin as well
 void Matrix4x4_Scale (matrix4x4_t *out, double rotatescale, double originscale);
+// ensures each element of the 3x3 rotation matrix is facing in the + direction
+void Matrix4x4_Abs (matrix4x4_t *out);
 
 #endif