diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/raymath.h | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/src/raymath.h b/src/raymath.h index d866ad82..12ea76b4 100644 --- a/src/raymath.h +++ b/src/raymath.h @@ -56,7 +56,7 @@ #if defined(RAYMATH_IMPLEMENTATION) #if defined(_WIN32) && defined(BUILD_LIBTYPE_SHARED) #define RMDEF __declspec(dllexport) extern inline // We are building raylib as a Win32 shared library (.dll). - #elif defined(_WIN32) && defined(USE_LIBTYPE_SHARED) + #elif defined(_WIN32) && defined(USE_LIBTYPE_SHARED) #define RMDEF __declspec(dllimport) // We are using raylib as a Win32 shared library (.dll) #else #define RMDEF extern inline // Provide external definition @@ -113,7 +113,7 @@ float y; float z; } Vector3; - + // Quaternion type typedef struct Quaternion { float x; @@ -794,6 +794,33 @@ RMDEF Matrix MatrixRotate(Vector3 axis, float angle) return result; } +// Returns xyz-rotation matrix (angles in radians) +RMDEF Matrix MatrixRotateXYZ(Vector3 ang) +{ + Matrix result = MatrixIdentity(); + + float cosz = cosf(-ang.z); + float sinz = sinf(-ang.z); + float cosy = cosf(-ang.y); + float siny = sinf(-ang.y); + float cosx = cosf(-ang.x); + float sinx = sinf(-ang.x); + + result.m0 = cosz * cosy; + result.m4 = (cosz * siny * sinx) - (sinz * cosx); + result.m8 = (cosz * siny * cosx) + (sinz * sinx); + + result.m1 = sinz * cosy; + result.m5 = (sinz * siny * sinx) + (cosz * cosx); + result.m9 = (sinz * siny * cosx) - (cosz * sinx); + + result.m2 = -siny; + result.m6 = cosy * sinx; + result.m10= cosy * cosx; + + return result; +} + // Returns x-rotation matrix (angle in radians) RMDEF Matrix MatrixRotateX(float angle) { |