1 /* 2 * Copyright (C) 2019 Collabora, Ltd. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 * SOFTWARE. 22 * 23 * Authors (Collabora): 24 * Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> 25 * 26 */ 27 28 #ifndef __PAN_BLEND_CSO_H 29 #define __PAN_BLEND_CSO_H 30 31 #include "pan_blend.h" 32 #include "util/hash_table.h" 33 #include "nir.h" 34 35 struct panfrost_bo; 36 37 struct pan_blend_info { 38 unsigned constant_mask : 4; 39 bool fixed_function : 1; 40 bool no_colour : 1; 41 bool load_dest : 1; 42 bool opaque : 1; 43 bool alpha_zero_nop : 1; 44 bool alpha_one_store : 1; 45 }; 46 47 struct panfrost_blend_state { 48 struct pipe_blend_state base; 49 struct pan_blend_state pan; 50 struct pan_blend_info info[PIPE_MAX_COLOR_BUFS]; 51 uint32_t equation[PIPE_MAX_COLOR_BUFS]; 52 53 /* info.load presented as a bitfield for draw call hot paths */ 54 unsigned load_dest_mask : PIPE_MAX_COLOR_BUFS; 55 }; 56 57 mali_ptr 58 panfrost_get_blend(struct panfrost_batch *batch, unsigned rt, struct panfrost_bo **bo, unsigned *shader_offset); 59 60 #endif 61