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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.
This commit is contained in:
Stephan Unverwerth 2022-12-19 14:25:17 +01:00 committed by Andreas Kling
parent dc8be499e6
commit 3b2ded1d44
6 changed files with 51 additions and 37 deletions

View file

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/*
* Copyright (c) 2022, Stephan Unverwerth <s.unverwerth@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/Math.h>
#include <LibGPU/Image.h>
namespace GPU {
Image::Image(void const* ownership_token, GPU::PixelFormat const& pixel_format, u32 width, u32 height, u32 depth, u32 max_levels)
: m_ownership_token { ownership_token }
, m_pixel_format { pixel_format }
{
VERIFY(width > 0);
VERIFY(height > 0);
VERIFY(depth > 0);
VERIFY(max_levels > 0);
u32 number_of_levels_in_full_chain = max(max(AK::log2(width), AK::log2(height)), AK::log2(depth)) + 1;
m_mipmap_sizes.resize(min(max_levels, number_of_levels_in_full_chain));
for (u32 level = 0; level < m_mipmap_sizes.size(); ++level) {
m_mipmap_sizes[level] = { width, height, depth };
width = max(width / 2, 1);
height = max(height / 2, 1);
depth = max(depth / 2, 1);
}
}
}