1 /********************************************************** 2 * Copyright 2022 VMware, Inc. All rights reserved. 3 * 4 * Permission is hereby granted, free of charge, to any person 5 * obtaining a copy of this software and associated documentation 6 * files (the "Software"), to deal in the Software without 7 * restriction, including without limitation the rights to use, copy, 8 * modify, merge, publish, distribute, sublicense, and/or sell copies 9 * of the Software, and to permit persons to whom the Software is 10 * furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice shall be 13 * included in all copies or substantial portions of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 22 * SOFTWARE. 23 * 24 **********************************************************/ 25 26 #ifndef SVGA_SHADER_BUFFER_H 27 #define SVGA_SHADER_BUFFER_H 28 29 struct svga_shader_buffer { 30 struct pipe_shader_buffer desc; 31 struct pipe_resource *resource; 32 unsigned uav_index; 33 struct svga_winsys_surface *handle; 34 bool writeAccess; 35 }; 36 37 void 38 svga_init_shader_buffer_functions(struct svga_context *svga); 39 40 void 41 svga_cleanup_shader_buffer_state(struct svga_context *svga); 42 43 enum pipe_error 44 svga_validate_shader_buffer_resources(struct svga_context *svga, 45 unsigned count, 46 struct svga_shader_buffer *buffers, 47 bool rebind); 48 49 SVGA3dUAViewId 50 svga_create_uav_buffer(struct svga_context *svga, 51 const struct pipe_shader_buffer *buf, 52 SVGA3dSurfaceFormat format, 53 SVGA3dUABufferFlags bufFlag); 54 55 void 56 svga_uav_cache_purge_buffers(struct svga_context *svga); 57 58 bool 59 svga_shader_buffer_can_use_srv(struct svga_context *svga, 60 enum pipe_shader_type shader, 61 unsigned index, 62 struct svga_shader_buffer *buffer); 63 64 enum pipe_error 65 svga_shader_buffer_bind_srv(struct svga_context *svga, 66 enum pipe_shader_type shader, 67 unsigned index, 68 struct svga_shader_buffer *buffer); 69 70 enum pipe_error 71 svga_shader_buffer_unbind_srv(struct svga_context *svga, 72 enum pipe_shader_type shader, 73 unsigned index, 74 struct svga_shader_buffer *buffer); 75 76 enum pipe_error 77 svga_emit_rawbuf(struct svga_context *svga, 78 unsigned slot, 79 enum pipe_shader_type shader, 80 unsigned buffer_offset, 81 unsigned buffer_size, 82 void *buffer); 83 84 #endif /* SVGA_SHADER_BUFFER_H */ 85