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added mesh class, added mesh trair

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Orange
2025-11-09 22:10:56 +03:00
parent e5d8e1c953
commit 6da44a5a51
8 changed files with 102 additions and 60 deletions
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13
tests/general/unit_test_colider.cpp
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@@ -1,16 +1,15 @@
//
// Created by Vlad on 11/9/2025.
//
#include "omath/engines/source_engine/collider.hpp"
#include <gtest/gtest.h>
#include <omath/collision/mesh_collider.hpp>
TEST(UnitTestColider, CheckToWorld)
{
const std::vector<omath::Vector3<float>> mesh = {{1.f, 1.f, 1.f}, {-1.f, -1.f, -1.f}};
const omath::collision::MeshCollider collider(mesh, {0.f, 2.f, 0.f});
omath::source_engine::Mesh mesh = {std::vector<omath::Vector3<float>>{{1.f, 1.f, 1.f}, {-1.f, -1.f, -1.f}}, {}};
mesh.set_origin({0, 2, 0});
const omath::source_engine::MeshCollider collider(mesh);
const auto vertex = collider.find_abs_furthest_vertex({1.f, 0.f, 0.f});
@@ -19,8 +18,8 @@ TEST(UnitTestColider, CheckToWorld)
TEST(UnitTestColider, FindFurthestVertex)
{
const std::vector<omath::Vector3<float>> mesh = {{1.f, 1.f, 1.f}, {-1.f, -1.f, -1.f}};
const omath::collision::MeshCollider collider(mesh, {0.f, 0.f, 0.f});
const omath::source_engine::Mesh mesh = {{{1.f, 1.f, 1.f}, {-1.f, -1.f, -1.f}}, {}};
const omath::source_engine::MeshCollider collider(mesh);
const auto vertex = collider.find_furthest_vertex({1.f, 0.f, 0.f});
EXPECT_EQ(vertex, omath::Vector3<float>(1.f, 1.f, 1.f));
}

48
tests/general/unit_test_gjk.cpp
View File

@@ -1,47 +1,55 @@
//
// Created by Vlad on 11/9/2025.
//
#include "omath/engines/source_engine/collider.hpp"
#include <gtest/gtest.h>
#include <omath/collision/gjk_algorithm.hpp>
#include <omath/engines/source_engine/mesh.hpp>
namespace
{
const std::vector<omath::Vector3<float>> mesh = {
{-1.f, -1.f, -1.f},
{-1.f, -1.f, 1.f},
{-1.f, 1.f, -1.f},
{-1.f, 1.f, 1.f},
{ 1.f, 1.f, 1.f}, // x = +1 vertices (put {1,1,1} first in case your support breaks ties by first-hit)
{ 1.f, 1.f, -1.f},
{ 1.f, -1.f, 1.f},
{ 1.f, -1.f, -1.f}
};
const omath::source_engine::Mesh mesh = {
{{-1.f, -1.f, -1.f},
{-1.f, -1.f, 1.f},
{-1.f, 1.f, -1.f},
{-1.f, 1.f, 1.f},
{1.f, 1.f, 1.f}, // x = +1 vertices (put {1,1,1} first in case your support breaks ties by first-hit)
{1.f, 1.f, -1.f},
{1.f, -1.f, 1.f},
{1.f, -1.f, -1.f}},
{}};
}
TEST(UnitTestGjk, TestCollisionTrue)
{
const omath::collision::MeshCollider collider_a(mesh, {0.f, 0.f, 0.f});
const omath::collision::MeshCollider collider_b(mesh, {0.f, 0.5f, 0.f});
const auto result = omath::collision::GjkAlgorithm<>::is_collide(collider_a, collider_b);
const omath::source_engine::MeshCollider collider_a(mesh);
auto mesh_b = mesh;
mesh_b.set_origin({0.f, 0.5f, 0.f});
const omath::source_engine::MeshCollider collider_b(mesh_b);
const auto result =
omath::collision::GjkAlgorithm<omath::source_engine::MeshCollider>::is_collide(collider_a, collider_b);
EXPECT_TRUE(result);
}
TEST(UnitTestGjk, TestCollisionFalse)
{
const omath::collision::MeshCollider collider_a(mesh, {0.f, 0.f, 0.f});
const omath::collision::MeshCollider collider_b(mesh, {0.f, 2.1f, 0.f});
const omath::source_engine::MeshCollider collider_a(mesh);
auto mesh_b = mesh;
mesh_b.set_origin({0.f, 2.1f, 0.f});
const omath::source_engine::MeshCollider collider_b(mesh_b);
const auto result = omath::collision::GjkAlgorithm<>::is_collide(collider_a, collider_b);
const auto result = omath::collision::GjkAlgorithm<omath::source_engine::MeshCollider>::is_collide(collider_a, collider_b);
EXPECT_FALSE(result);
}
TEST(UnitTestGjk, TestCollisionEqualOrigin)
{
const omath::collision::MeshCollider collider_a(mesh, {0.f, 0.f, 0.f});
const omath::collision::MeshCollider collider_b(mesh, {0.f, 0.f, 0.f});
const omath::source_engine::MeshCollider collider_a(mesh);
const omath::source_engine::MeshCollider collider_b(mesh);
const auto result = omath::collision::GjkAlgorithm<>::is_collide(collider_a, collider_b);
const auto result = omath::collision::GjkAlgorithm<omath::source_engine::MeshCollider>::is_collide(collider_a, collider_b);
EXPECT_TRUE(result);
}