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Adding initial support for user-provided mipmaps. This isn't hooked up to the command line tool or the JS wrappers yet.

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This commit is contained in:
Rich Geldreich
2021-04-13 22:47:57 -04:00
parent 0088fc656a
commit ee626cec19
3 changed files with 64 additions and 6 deletions
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7
encoder/basisu_comp.h
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@@ -241,6 +241,7 @@ namespace basisu
m_source_alpha_filenames.clear();
m_source_images.clear();
m_source_mipmap_images.clear();
m_out_filename.clear();
@@ -329,7 +330,11 @@ namespace basisu
basisu::vector<std::string> m_source_alpha_filenames;
basisu::vector<image> m_source_images;
// TODO: Allow caller to supply their own mipmaps
// Stores mipmaps starting from level 1. Level 0 is still stored in m_source_images, as usual.
// If m_source_mipmaps isn't empty, automatic mipmap generation isn't done. m_source_mipmaps.size() MUST equal m_source_images.size() or the compressor returns an error.
// Note the compressor doesn't apply the user-provided swizzling (in m_swizzle), or any other preprocessing, to these images.
basisu::vector< basisu::vector<image> > m_source_mipmap_images;
// Filename of the output basis file
std::string m_out_filename;