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sham1 / alpha-blend.c
Created May 8, 2023 20:54
Alpha blending (over) with pre-multiplied ARGB pixels
/*
* Copyright (c) 2023 Jani Juhani Sinervo
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*