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LibSoftGPU: Add methods to read and write image data
This adds two methods, write_texels and read_texels, to the Image class. Conversion between image formats happens automatically. The layout of the client image data is passed in via ImageDataLayout struct.
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3 changed files with 62 additions and 0 deletions
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@ -10,6 +10,7 @@
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#include <AK/Vector.h>
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#include <LibGfx/Vector3.h>
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#include <LibGfx/Vector4.h>
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#include <LibSoftGPU/ImageDataLayout.h>
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#include <LibSoftGPU/ImageFormat.h>
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namespace SoftGPU {
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@ -38,6 +39,9 @@ public:
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pack_color(color, texel_pointer(layer, level, x, y, z), m_format);
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}
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void write_texels(unsigned layer, unsigned level, Vector3<unsigned> const& offset, Vector3<unsigned> const& size, void const* data, ImageDataLayout const& layout);
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void read_texels(unsigned layer, unsigned level, Vector3<unsigned> const& offset, Vector3<unsigned> const& size, void* data, ImageDataLayout const& layout) const;
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private:
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void const* texel_pointer(unsigned layer, unsigned level, unsigned x, unsigned y, unsigned z) const
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{
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