mesa/src/util/blend.h

/*
 * Copyright 2023 Valve Corporation
 * Copyright 2007 VMware, Inc.
 * SPDX-License-Identifier: MIT
 */

#ifndef UTIL_BLEND_H
#define UTIL_BLEND_H

enum pipe_blendfactor {
   PIPE_BLENDFACTOR_ONE = 1,
   PIPE_BLENDFACTOR_SRC_COLOR,
   PIPE_BLENDFACTOR_SRC_ALPHA,
   PIPE_BLENDFACTOR_DST_ALPHA,
   PIPE_BLENDFACTOR_DST_COLOR,
   PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE,
   PIPE_BLENDFACTOR_CONST_COLOR,
   PIPE_BLENDFACTOR_CONST_ALPHA,
   PIPE_BLENDFACTOR_SRC1_COLOR,
   PIPE_BLENDFACTOR_SRC1_ALPHA,

   PIPE_BLENDFACTOR_ZERO = 0x11,
   PIPE_BLENDFACTOR_INV_SRC_COLOR,
   PIPE_BLENDFACTOR_INV_SRC_ALPHA,
   PIPE_BLENDFACTOR_INV_DST_ALPHA,
   PIPE_BLENDFACTOR_INV_DST_COLOR,

   PIPE_BLENDFACTOR_INV_CONST_COLOR = 0x17,
   PIPE_BLENDFACTOR_INV_CONST_ALPHA,
   PIPE_BLENDFACTOR_INV_SRC1_COLOR,
   PIPE_BLENDFACTOR_INV_SRC1_ALPHA,
};

enum pipe_blend_func {
   PIPE_BLEND_ADD,
   PIPE_BLEND_SUBTRACT,
   PIPE_BLEND_REVERSE_SUBTRACT,
   PIPE_BLEND_MIN,
   PIPE_BLEND_MAX,
};

enum pipe_logicop {
   PIPE_LOGICOP_CLEAR,
   PIPE_LOGICOP_NOR,
   PIPE_LOGICOP_AND_INVERTED,
   PIPE_LOGICOP_COPY_INVERTED,
   PIPE_LOGICOP_AND_REVERSE,
   PIPE_LOGICOP_INVERT,
   PIPE_LOGICOP_XOR,
   PIPE_LOGICOP_NAND,
   PIPE_LOGICOP_AND,
   PIPE_LOGICOP_EQUIV,
   PIPE_LOGICOP_NOOP,
   PIPE_LOGICOP_OR_INVERTED,
   PIPE_LOGICOP_COPY,
   PIPE_LOGICOP_OR_REVERSE,
   PIPE_LOGICOP_OR,
   PIPE_LOGICOP_SET,
};

#endif