serenity/Userland/Libraries/LibGPU/Image.h
Stephan Unverwerth 3b2ded1d44 LibGPU+LibSoftGPU: Move size and pixel format information to GPU::Image
Size and format information are the same for every implementation and do
not need to be virtual. This removes the need to reimplement them for
each driver.
2022-12-26 09:39:20 +01:00

46 lines
1.7 KiB
C++

/*
* Copyright (c) 2022, Stephan Unverwerth <s.unverwerth@serenityos.org>
* Copyright (c) 2022, Jelle Raaijmakers <jelle@gmta.nl>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/RefCounted.h>
#include <AK/Vector.h>
#include <LibGPU/ImageDataLayout.h>
#include <LibGPU/ImageFormat.h>
#include <LibGfx/Vector3.h>
namespace GPU {
class Image : public RefCounted<Image> {
public:
Image(void const* ownership_token, PixelFormat const&, u32 width, u32 height, u32 depth, u32 max_levels);
virtual ~Image() { }
u32 width_at_level(u32 level) const { return m_mipmap_sizes[level].x(); }
u32 height_at_level(u32 level) const { return m_mipmap_sizes[level].y(); }
u32 depth_at_level(u32 level) const { return m_mipmap_sizes[level].z(); }
u32 number_of_levels() const { return m_mipmap_sizes.size(); }
PixelFormat pixel_format() const { return m_pixel_format; }
virtual void regenerate_mipmaps() = 0;
virtual void write_texels(u32 level, Vector3<i32> const& output_offset, void const* input_data, ImageDataLayout const&) = 0;
virtual void read_texels(u32 level, Vector3<i32> const& input_offset, void* output_data, ImageDataLayout const&) const = 0;
virtual void copy_texels(Image const& source, u32 source_level, Vector3<u32> const& source_offset, Vector3<u32> const& size, u32 destination_level, Vector3<u32> const& destination_offset) = 0;
void const* ownership_token() const { return m_ownership_token; }
bool has_same_ownership_token(Image const& other) const { return other.ownership_token() == ownership_token(); }
private:
void const* const m_ownership_token { nullptr };
Vector<Vector3<u32>> m_mipmap_sizes;
PixelFormat m_pixel_format;
};
}