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Refactor engine to support double-precision vectors

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This commit is contained in:
Wojtek Figat
2022-06-13 00:40:32 +02:00
parent f82e370392
commit a881c90b2e
744 changed files with 19062 additions and 12467 deletions
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30
Source/Engine/Graphics/Models/CollisionProxy.h
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@@ -4,7 +4,7 @@
#include "Engine/Core/Math/Vector3.h"
#include "Engine/Core/Math/Ray.h"
#include "Engine/Core/Math/Triangle.h"
#include "Engine/Core/Math/CollisionsHelper.h"
#include "Engine/Core/Collections/Array.h"
/// <summary>
@@ -14,10 +14,15 @@ class FLAXENGINE_API CollisionProxy
{
public:
struct CollisionTriangle
{
Float3 V0, V1, V2;
};
/// <summary>
/// The triangles.
/// </summary>
Array<Triangle> Triangles;
Array<CollisionTriangle> Triangles;
public:
@@ -27,7 +32,7 @@ public:
}
template<typename IndexType>
void Init(uint32 vertices, uint32 triangles, Vector3* positions, IndexType* indices)
void Init(uint32 vertices, uint32 triangles, Float3* positions, IndexType* indices)
{
Triangles.Clear();
Triangles.EnsureCapacity(triangles, false);
@@ -51,23 +56,24 @@ public:
Triangles.Clear();
}
bool Intersects(const Ray& ray, const Matrix& world, float& distance, Vector3& normal) const
bool Intersects(const Ray& ray, const Matrix& world, Real& distance, Vector3& normal) const
{
// TODO: use SIMD
for (int32 i = 0; i < Triangles.Count(); i++)
{
Triangle triangle = Triangles[i];
CollisionTriangle triangle = Triangles[i];
Float3::Transform(triangle.V0, world, triangle.V0);
Float3::Transform(triangle.V1, world, triangle.V1);
Float3::Transform(triangle.V2, world, triangle.V2);
Vector3::Transform(triangle.V0, world, triangle.V0);
Vector3::Transform(triangle.V1, world, triangle.V1);
Vector3::Transform(triangle.V2, world, triangle.V2);
if (triangle.Intersects(ray, distance, normal))
// TODO: use 32-bit precision for intersection
Real d;
if (CollisionsHelper::RayIntersectsTriangle(ray, triangle.V0, triangle.V1, triangle.V2, d))
{
normal = Vector3::Normalize((triangle.V1 - triangle.V0) ^ (triangle.V2 - triangle.V0));
distance = d;
return true;
}
}
return false;
}
};