summaryrefslogtreecommitdiff
path: root/game/terrain2.h
blob: d2da8d0539733017fe9f685585dc80306a5f14da (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
#pragma once

#include <OpenMesh/Core/Mesh/TriMesh_ArrayKernelT.hh>
#include <filesystem>
#include <glm/vec2.hpp>
#include <thirdparty/openmesh/glmcompat.h>

struct TerrainTraits : public OpenMesh::DefaultTraits {
	FaceAttributes(OpenMesh::Attributes::Normal | OpenMesh::Attributes::Status);
	EdgeAttributes(OpenMesh::Attributes::Status);
	VertexAttributes(OpenMesh::Attributes::Normal | OpenMesh::Attributes::Status);
	HalfedgeAttributes(OpenMesh::Attributes::Normal | OpenMesh::Attributes::Status);
	using Point = glm::vec3;
	using Normal = glm::vec3;
};

class TerrainMesh : public OpenMesh::TriMesh_ArrayKernelT<TerrainTraits> {
public:
	explicit TerrainMesh(const std::filesystem::path &);

protected:
	[[nodiscard]] static bool triangleContainsPoint(const glm::vec2, const glm::vec2, const glm::vec2, const glm::vec2);
	[[nodiscard]] bool triangleContainsPoint(const glm::vec2, FaceHandle) const;
};