engine/include/resources/mesh.h
2024-02-24 15:16:30 +00:00

55 lines
1.2 KiB
C++

#ifndef ENGINE_INCLUDE_RESOURCES_MESH_H_
#define ENGINE_INCLUDE_RESOURCES_MESH_H_
#include <glm/vec2.hpp>
#include <glm/vec3.hpp>
#include <glm/vec4.hpp>
#include <vector>
#include "gfx.h"
#include "gfx_device.h"
namespace engine {
struct Vertex {
glm::vec3 pos;
glm::vec3 norm;
glm::vec4 tangent; // w component flips binormal if -1. w should be 1 or -1
glm::vec2 uv;
static constexpr int FloatsPerVertex() { return static_cast<int>(sizeof(Vertex) / sizeof(float)); }
};
} // namespace engine
namespace engine {
class Mesh {
public:
Mesh(GFXDevice* gfx, const std::vector<Vertex>& vertices);
Mesh(GFXDevice* gfx, const std::vector<Vertex>& vertices,
const std::vector<uint32_t>& indices)
: gfx_(gfx) {
InitMesh(vertices, indices);
}
~Mesh();
Mesh(const Mesh&) = delete;
Mesh& operator=(const Mesh&) = delete;
const gfx::Buffer* GetVB();
const gfx::Buffer* GetIB();
uint32_t GetCount();
private:
GFXDevice* const gfx_;
const gfx::Buffer* vb_;
const gfx::Buffer* ib_;
uint32_t count_;
void InitMesh(const std::vector<Vertex>& vertices,
const std::vector<uint32_t>& indices);
};
} // namespace engine
#endif