diff options
author | rtk0c <[email protected]> | 2022-06-03 23:25:43 -0700 |
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committer | rtk0c <[email protected]> | 2022-06-03 23:25:43 -0700 |
commit | c2ef7737536bf1f8c81fcfae95c0183b21c9753f (patch) | |
tree | 903178f538f4d66e48a91e82827a0c91a0e42f99 /3rdparty/glm/source/test/gtx/gtx_intersect.cpp | |
parent | 8510a85f79f706b93982b4e398b187b5f77081dd (diff) |
Changeset: 62 Branch comment: [] [WIP] Initial migration
Diffstat (limited to '3rdparty/glm/source/test/gtx/gtx_intersect.cpp')
-rw-r--r-- | 3rdparty/glm/source/test/gtx/gtx_intersect.cpp | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/3rdparty/glm/source/test/gtx/gtx_intersect.cpp b/3rdparty/glm/source/test/gtx/gtx_intersect.cpp deleted file mode 100644 index c4a1b2a..0000000 --- a/3rdparty/glm/source/test/gtx/gtx_intersect.cpp +++ /dev/null @@ -1,88 +0,0 @@ -#define GLM_ENABLE_EXPERIMENTAL -#include <glm/glm.hpp> -#include <glm/gtc/epsilon.hpp> -#include <glm/gtx/intersect.hpp> - -int test_intersectRayPlane() -{ - int Error = 0; - glm::vec3 const PlaneOrigin(0, 0, 1); - glm::vec3 const PlaneNormal(0, 0, -1); - glm::vec3 const RayOrigin(0, 0, 0); - glm::vec3 const RayDir(0, 0, 1); - - // check that inversion of the plane normal has no effect - { - float Distance = 0; - bool const Result = glm::intersectRayPlane(RayOrigin, RayDir, PlaneOrigin, PlaneNormal, Distance); - Error += glm::abs(Distance - 1.f) <= std::numeric_limits<float>::epsilon() ? 0 : 1; - Error += Result ? 0 : 1; - } - { - float Distance = 0; - bool const Result = glm::intersectRayPlane(RayOrigin, RayDir, PlaneOrigin, -1.f * PlaneNormal, Distance); - Error += glm::abs(Distance - 1.f) <= std::numeric_limits<float>::epsilon() ? 0 : 1; - Error += Result ? 0 : 1; - } - - // check if plane is before of behind the ray origin - { - float Distance = 9.9999f; // value should not be changed - bool const Result = glm::intersectRayPlane(RayOrigin, RayDir, -1.f * PlaneOrigin, PlaneNormal, Distance); - Error += glm::abs(Distance - 9.9999f) <= std::numeric_limits<float>::epsilon() ? 0 : 1; - Error += Result ? 1 : 0; // there is no intersection in front of the ray origin, only behind - } - - return Error; -} - -int test_intersectRayTriangle() -{ - int Error = 0; - - glm::vec3 const Orig(0, 0, 2); - glm::vec3 const Dir(0, 0, -1); - glm::vec3 const Vert0(0, 0, 0); - glm::vec3 const Vert1(-1, -1, 0); - glm::vec3 const Vert2(1, -1, 0); - glm::vec2 BaryPosition(0); - float Distance = 0; - - bool const Result = glm::intersectRayTriangle(Orig, Dir, Vert0, Vert1, Vert2, BaryPosition, Distance); - - Error += glm::all(glm::epsilonEqual(BaryPosition, glm::vec2(0), std::numeric_limits<float>::epsilon())) ? 0 : 1; - Error += glm::abs(Distance - 2.f) <= std::numeric_limits<float>::epsilon() ? 0 : 1; - Error += Result ? 0 : 1; - - return Error; -} - -int test_intersectLineTriangle() -{ - int Error = 0; - - glm::vec3 const Orig(0, 0, 2); - glm::vec3 const Dir(0, 0, -1); - glm::vec3 const Vert0(0, 0, 0); - glm::vec3 const Vert1(-1, -1, 0); - glm::vec3 const Vert2(1, -1, 0); - glm::vec3 Position(2.0f, 0.0f, 0.0f); - - bool const Result = glm::intersectLineTriangle(Orig, Dir, Vert0, Vert1, Vert2, Position); - - Error += glm::all(glm::epsilonEqual(Position, glm::vec3(2.0f, 0.0f, 0.0f), std::numeric_limits<float>::epsilon())) ? 0 : 1; - Error += Result ? 0 : 1; - - return Error; -} - -int main() -{ - int Error = 0; - - Error += test_intersectRayPlane(); - Error += test_intersectRayTriangle(); - Error += test_intersectLineTriangle(); - - return Error; -} |