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Diffstat (limited to '')
-rw-r--r-- | libraries/ode-0.9/OPCODE/OPC_RayAABBOverlap.h | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/libraries/ode-0.9/OPCODE/OPC_RayAABBOverlap.h b/libraries/ode-0.9/OPCODE/OPC_RayAABBOverlap.h deleted file mode 100644 index a8162bf..0000000 --- a/libraries/ode-0.9/OPCODE/OPC_RayAABBOverlap.h +++ /dev/null | |||
@@ -1,63 +0,0 @@ | |||
1 | // Opcode 1.1: ray-AABB overlap tests based on Woo's code | ||
2 | // Opcode 1.2: ray-AABB overlap tests based on the separating axis theorem | ||
3 | // | ||
4 | // The point of intersection is not computed anymore. The distance to impact is not needed anymore | ||
5 | // since we now have two different queries for segments or rays. | ||
6 | |||
7 | /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// | ||
8 | /** | ||
9 | * Computes a segment-AABB overlap test using the separating axis theorem. Segment is cached within the class. | ||
10 | * \param center [in] AABB center | ||
11 | * \param extents [in] AABB extents | ||
12 | * \return true on overlap | ||
13 | */ | ||
14 | /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// | ||
15 | inline_ BOOL RayCollider::SegmentAABBOverlap(const Point& center, const Point& extents) | ||
16 | { | ||
17 | // Stats | ||
18 | mNbRayBVTests++; | ||
19 | |||
20 | float Dx = mData2.x - center.x; if(fabsf(Dx) > extents.x + mFDir.x) return FALSE; | ||
21 | float Dy = mData2.y - center.y; if(fabsf(Dy) > extents.y + mFDir.y) return FALSE; | ||
22 | float Dz = mData2.z - center.z; if(fabsf(Dz) > extents.z + mFDir.z) return FALSE; | ||
23 | |||
24 | float f; | ||
25 | f = mData.y * Dz - mData.z * Dy; if(fabsf(f) > extents.y*mFDir.z + extents.z*mFDir.y) return FALSE; | ||
26 | f = mData.z * Dx - mData.x * Dz; if(fabsf(f) > extents.x*mFDir.z + extents.z*mFDir.x) return FALSE; | ||
27 | f = mData.x * Dy - mData.y * Dx; if(fabsf(f) > extents.x*mFDir.y + extents.y*mFDir.x) return FALSE; | ||
28 | |||
29 | return TRUE; | ||
30 | } | ||
31 | |||
32 | /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// | ||
33 | /** | ||
34 | * Computes a ray-AABB overlap test using the separating axis theorem. Ray is cached within the class. | ||
35 | * \param center [in] AABB center | ||
36 | * \param extents [in] AABB extents | ||
37 | * \return true on overlap | ||
38 | */ | ||
39 | /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// | ||
40 | inline_ BOOL RayCollider::RayAABBOverlap(const Point& center, const Point& extents) | ||
41 | { | ||
42 | // Stats | ||
43 | mNbRayBVTests++; | ||
44 | |||
45 | // float Dx = mOrigin.x - center.x; if(fabsf(Dx) > extents.x && Dx*mDir.x>=0.0f) return FALSE; | ||
46 | // float Dy = mOrigin.y - center.y; if(fabsf(Dy) > extents.y && Dy*mDir.y>=0.0f) return FALSE; | ||
47 | // float Dz = mOrigin.z - center.z; if(fabsf(Dz) > extents.z && Dz*mDir.z>=0.0f) return FALSE; | ||
48 | |||
49 | float Dx = mOrigin.x - center.x; if(GREATER(Dx, extents.x) && Dx*mDir.x>=0.0f) return FALSE; | ||
50 | float Dy = mOrigin.y - center.y; if(GREATER(Dy, extents.y) && Dy*mDir.y>=0.0f) return FALSE; | ||
51 | float Dz = mOrigin.z - center.z; if(GREATER(Dz, extents.z) && Dz*mDir.z>=0.0f) return FALSE; | ||
52 | |||
53 | // float Dx = mOrigin.x - center.x; if(GREATER(Dx, extents.x) && ((SIR(Dx)-1)^SIR(mDir.x))>=0.0f) return FALSE; | ||
54 | // float Dy = mOrigin.y - center.y; if(GREATER(Dy, extents.y) && ((SIR(Dy)-1)^SIR(mDir.y))>=0.0f) return FALSE; | ||
55 | // float Dz = mOrigin.z - center.z; if(GREATER(Dz, extents.z) && ((SIR(Dz)-1)^SIR(mDir.z))>=0.0f) return FALSE; | ||
56 | |||
57 | float f; | ||
58 | f = mDir.y * Dz - mDir.z * Dy; if(fabsf(f) > extents.y*mFDir.z + extents.z*mFDir.y) return FALSE; | ||
59 | f = mDir.z * Dx - mDir.x * Dz; if(fabsf(f) > extents.x*mFDir.z + extents.z*mFDir.x) return FALSE; | ||
60 | f = mDir.x * Dy - mDir.y * Dx; if(fabsf(f) > extents.x*mFDir.y + extents.y*mFDir.x) return FALSE; | ||
61 | |||
62 | return TRUE; | ||
63 | } | ||