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#pragma once
#include "../../DataView.hpp"
#include "../../utils.hpp"
#include "../../Triangle.hpp"
#include "../../Vec.hpp"
#include <memory>
namespace amalgine {
enum class DeviceMemoryType {
NONE,
VEC2,
VEC3
};
class DeviceMemory {
DISABLE_COPY(DeviceMemory)
friend class ShaderFrame;
friend class std::default_delete<DeviceMemory>;
public:
enum class StorageType
{
// Uploaded once, drawn many times
STATIC,
// Created once, changed from time to time but drawn many times more than that
DYNAMIC,
// Uploaded once, drawn once (for example data that is changed every frame)
STREAM
};
void set(const DataView<vec2f> &texture_coords, StorageType storageType);
void set(const DataView<Triangle2D> &triangles, StorageType storageType);
void set(const DataView<Triangle3D> &triangles, StorageType storageType);
i32 get_num_vertices() const { return num_vertices; }
private:
DeviceMemory(u32 vertex_array_object_id, i32 attrib_location);
~DeviceMemory();
void use();
private:
u32 vertex_array_object_id;
u32 vertex_buffer_object_id;
i32 attrib_location;
i32 num_vertices;
DeviceMemoryType memory_type;
};
}
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