mgl_texture_resource.h

[詳解]

// SPDX-License-Identifier: Zlib
/* ------------------------------------------------------------------------- */
/* ------------------------------------------------------------------------- */
 
#ifndef INCGUARD_MGL_TEXTURE_RESOURCE_H_1607408595
#define INCGUARD_MGL_TEXTURE_RESOURCE_H_1607408595
 
#include <atomic>
#include <cstdint>
#include <memory>
 
#include <mgl/math/mgl_vector2.h>
#include <mgl/render/mgl_render_types.h>
 
namespace MGL::Render
{
class TextureResource
{
public:
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    constexpr TextureResource() noexcept
        : _isLoading(false)
    {
    }
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual ~TextureResource() noexcept = default;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] virtual RendererType GetRendererType() const noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] virtual bool IsValid() const noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] virtual bool IsRenderTarget() const noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual bool Create(const void *pixelData, PixelFormat pixelFormat, uint32_t width, uint32_t height) noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual bool CreateRenderTarget(uint32_t width, uint32_t height) noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual void Destroy() noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] virtual Vector2 GetSize() const noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] virtual PixelFormat GetPixelFormat() const noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] bool IsLoading() const noexcept
    {
        return _isLoading;
    }
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    void SetLoading(bool isLoading) noexcept
    {
        _isLoading = isLoading;
    }
 
private:
    std::atomic<bool> _isLoading;
};
 
using SharedTextureResource = std::shared_ptr<MGL::Render::TextureResource>;
 
}    // namespace MGL::Render
#endif    // INCGUARD_MGL_TEXTURE_RESOURCE_H_1607408595
 
// vim: et ts=4 sw=4 sts=4