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Ray
2023-08-27 00:30:56 +02:00
parent b27e98a428
commit 9646497216
2 changed files with 17 additions and 14 deletions
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13
src/raymath.h
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@@ -15,6 +15,7 @@
* - Functions use always a "result" variable for return
* - Functions are always defined inline
* - Angles are always in radians (DEG2RAD/RAD2DEG macros provided for convenience)
* - No compound literals used to make sure libray is compatible with C++
*
* CONFIGURATION:
* #define RAYMATH_IMPLEMENTATION
@@ -716,12 +717,16 @@ RMAPI Vector3 Vector3Normalize(Vector3 v)
//Calculate the projection of the vector v1 on to v2
RMAPI Vector3 Vector3Project(Vector3 v1, Vector3 v2)
{
Vector3 result = { 0 };
float v1dv2 = (v1.x*v2.x + v1.y*v2.y + v1.z*v2.z);
float v2dv2 = (v2.x*v2.x + v2.y*v2.y + v2.z*v2.z);
float mag = v1dv2/v2dv2;
Vector3 result = { v2.x*mag , v2.y*mag, v2.z*mag };
result.x = v2.x*mag;
result.y = v2.y*mag;
result.z = v2.z*mag;
return result;
}
@@ -729,12 +734,16 @@ RMAPI Vector3 Vector3Project(Vector3 v1, Vector3 v2)
//Calculate the rejection of the vector v1 on to v2
RMAPI Vector3 Vector3Reject(Vector3 v1, Vector3 v2)
{
Vector3 result = { 0 };
float v1dv2 = (v1.x*v2.x + v1.y*v2.y + v1.z*v2.z);
float v2dv2 = (v2.x*v2.x + v2.y*v2.y + v2.z*v2.z);
float mag = v1dv2/v2dv2;
Vector3 result = { v1.x - (v2.x*mag) , v1.y - (v2.y*mag), v1.z - (v2.z*mag) };
result.x = v1.x - (v2.x*mag);
result.y = v1.y - (v2.y*mag);
result.z = v1.z - (v2.z*mag);
return result;
}