1 /* 2 * Copyright 2016 Red Hat. 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 * on the rights to use, copy, modify, merge, publish, distribute, sub 8 * license, and/or sell copies of the Software, and to permit persons to whom 9 * the 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 NON-INFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 21 * USE OR OTHER DEALINGS IN THE SOFTWARE. 22 */ 23 24 #include "sp_context.h" 25 #include "sp_state.h" 26 #include "sp_image.h" 27 #include "sp_buffer.h" 28 29 static void softpipe_set_shader_images(struct pipe_context *pipe, 30 enum pipe_shader_type shader, 31 unsigned start, 32 unsigned num, 33 const struct pipe_image_view *images) 34 { 35 struct softpipe_context *softpipe = softpipe_context(pipe); 36 unsigned i; 37 assert(shader < PIPE_SHADER_TYPES); 38 assert(start + num <= ARRAY_SIZE(softpipe->sampler_views[shader])); 39 40 /* set the new images */ 41 for (i = 0; i < num; i++) { 42 int idx = start + i; 43 44 if (images) { 45 pipe_resource_reference(&softpipe->tgsi.image[shader]->sp_iview[idx].resource, images[i].resource); 46 softpipe->tgsi.image[shader]->sp_iview[idx] = images[i]; 47 } 48 else { 49 pipe_resource_reference(&softpipe->tgsi.image[shader]->sp_iview[idx].resource, NULL); 50 memset(&softpipe->tgsi.image[shader]->sp_iview[idx], 0, sizeof(struct pipe_image_view)); 51 } 52 } 53 } 54 55 static void softpipe_set_shader_buffers(struct pipe_context *pipe, 56 enum pipe_shader_type shader, 57 unsigned start, 58 unsigned num, 59 const struct pipe_shader_buffer *buffers) 60 { 61 struct softpipe_context *softpipe = softpipe_context(pipe); 62 unsigned i; 63 assert(shader < PIPE_SHADER_TYPES); 64 assert(start + num <= ARRAY_SIZE(softpipe->buffers[shader])); 65 66 /* set the new images */ 67 for (i = 0; i < num; i++) { 68 int idx = start + i; 69 70 if (buffers) { 71 pipe_resource_reference(&softpipe->tgsi.buffer[shader]->sp_bview[idx].buffer, buffers[i].buffer); 72 softpipe->tgsi.buffer[shader]->sp_bview[idx] = buffers[i]; 73 } 74 else { 75 pipe_resource_reference(&softpipe->tgsi.buffer[shader]->sp_bview[idx].buffer, NULL); 76 memset(&softpipe->tgsi.buffer[shader]->sp_bview[idx], 0, sizeof(struct pipe_shader_buffer)); 77 } 78 } 79 } 80 81 void softpipe_init_image_funcs(struct pipe_context *pipe) 82 { 83 pipe->set_shader_images = softpipe_set_shader_images; 84 pipe->set_shader_buffers = softpipe_set_shader_buffers; 85 } 86