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| author | raysan5 <[email protected]> | 2020-12-23 12:45:53 +0100 |
|---|---|---|
| committer | raysan5 <[email protected]> | 2020-12-23 12:45:53 +0100 |
| commit | b78ee13791d9b31b06ad63799e547e7f0a2f73ff (patch) | |
| tree | c3121691fd6033c2948d42bf96ab4e74faf2fe09 /src/raymath.h | |
| parent | 2bdb45f2804461c4e8b35faee998008b96becabe (diff) | |
| download | raylib-b78ee13791d9b31b06ad63799e547e7f0a2f73ff.tar.gz raylib-b78ee13791d9b31b06ad63799e547e7f0a2f73ff.zip | |
ADDED: CheckCollisionLines()
Removed function from raymath
Diffstat (limited to 'src/raymath.h')
| -rw-r--r-- | src/raymath.h | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/src/raymath.h b/src/raymath.h index 4ab5468a..7f05ea4e 100644 --- a/src/raymath.h +++ b/src/raymath.h @@ -336,45 +336,6 @@ RMDEF Vector2 Vector2MoveTowards(Vector2 v, Vector2 target, float maxDistance) return result; } -// Get the intersection point of two lines A and B defined by A(p1, p2) and B(p3, p4), return true if it exists, else false -RMDEF bool Vector2LineIntersect(Vector2 p1, Vector2 p2, Vector2 p3, Vector2 p4, Vector2* pointIntersection) -{ - const float div = (p4.y - p3.y)*(p2.x - p1.x) - (p4.x -p3.x)*(p2.y - p1.y); - - if (div == 0.f) return false; - - const float coeff = ((p4.x - p3.x)*(p1.y - p3.y) - (p4.y - p3.y)*(p1.x - p3.x)) / div; - - if (pointIntersection) - { - pointIntersection->x = p1.x + (p2.x - p1.x) * coeff; - pointIntersection->y = p1.y + (p2.y - p1.y) * coeff; - } - return true; -} - -// Get the intersection point of two segments A and B defined by A(p1, p2) and B(P3, p4), return true if it exists, else false -RMDEF bool Vector2SegmentIntersect(Vector2 p1, Vector2 p2, Vector2 p3, Vector2 p4, Vector2* pointIntersection) -{ - const float div = (p4.y - p3.y)*(p2.x - p1.x) - (p4.x -p3.x)*(p2.y - p1.y); - - if (div == 0.f) return false; - - const float xi = ((p3.x - p3.x)*(p1.x * p2.y - p1.y * p2.x) - (p1.x - p2.x)*(p3.x * p4.y - p3.y * p4.x)) / div; - const float yi = ((p3.y - p4.y)*(p1.x * p2.y - p1.y * p2.x) - (p1.y - p2.y)*(p3.x * p4.y - p3.y * p4.x)) / div; - - if (xi < fminf(p1.x, p2.x) || xi > fmaxf(p1.x, p2.x)) return false; - if (xi < fminf(p3.x, p4.x) || xi > fmaxf(p3.x, p4.x)) return false; - if (yi < fminf(p1.y, p2.y) || yi > fmaxf(p1.y, p2.y)) return false; - if (yi < fminf(p3.y, p4.y) || yi > fmaxf(p3.y, p4.y)) return false; - if (pointIntersection) - { - pointIntersection->x = xi; - pointIntersection->y = yi; - } - return true; -} - //---------------------------------------------------------------------------------- // Module Functions Definition - Vector3 math //---------------------------------------------------------------------------------- |
