From eb9ad9faa3975fc4f044b81d3b4b793866ef5563 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Tue, 22 Mar 2016 07:59:35 +1000 Subject: softpipe: add image support to softpipe (v3) This adds support for ARB_shader_image_load_store to softpipe. v2: add RESQ support (Ilia) v3: constify, cleanup internals, add some comments (Brian). Reviewed-by: Brian Paul Signed-off-by: Dave Airlie --- src/gallium/drivers/softpipe/sp_state_image.c | 57 +++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 src/gallium/drivers/softpipe/sp_state_image.c (limited to 'src/gallium/drivers/softpipe/sp_state_image.c') diff --git a/src/gallium/drivers/softpipe/sp_state_image.c b/src/gallium/drivers/softpipe/sp_state_image.c new file mode 100644 index 00000000000..8909fa26864 --- /dev/null +++ b/src/gallium/drivers/softpipe/sp_state_image.c @@ -0,0 +1,57 @@ +/* + * Copyright 2016 Red Hat. + * + * 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 + * on the rights to use, copy, modify, merge, publish, distribute, sub + * license, 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: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE + * USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include "sp_context.h" +#include "sp_state.h" +#include "sp_image.h" + +static void softpipe_set_shader_images(struct pipe_context *pipe, + unsigned shader, + unsigned start, + unsigned num, + struct pipe_image_view *images) +{ + struct softpipe_context *softpipe = softpipe_context(pipe); + unsigned i; + assert(shader < PIPE_SHADER_TYPES); + assert(start + num <= Elements(softpipe->sampler_views[shader])); + + /* set the new images */ + for (i = 0; i < num; i++) { + int idx = start + i; + + if (images) { + pipe_resource_reference(&softpipe->tgsi.image[shader]->sp_iview[idx].resource, images[i].resource); + softpipe->tgsi.image[shader]->sp_iview[idx] = images[i]; + } + else { + pipe_resource_reference(&softpipe->tgsi.image[shader]->sp_iview[idx].resource, NULL); + memset(&softpipe->tgsi.image[shader]->sp_iview[idx], 0, sizeof(struct pipe_image_view)); + } + } +} + +void softpipe_init_image_funcs(struct pipe_context *pipe) +{ + pipe->set_shader_images = softpipe_set_shader_images; +} -- cgit v1.2.3