| /* |
| * Copyright (C) 2014 Broadcom |
| * Copyright (C) 2019 Collabora, Ltd. |
| * |
| * 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 |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * 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 NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS 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. |
| * |
| * Authors (Collabora): |
| * Tomeu Vizoso <tomeu.vizoso@collabora.com> |
| * Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> |
| * |
| */ |
| |
| #include "pan_context.h" |
| #include "util/u_format.h" |
| |
| static void |
| panfrost_blitter_save( |
| struct panfrost_context *ctx, |
| struct blitter_context *blitter) |
| { |
| |
| util_blitter_save_vertex_buffer_slot(blitter, ctx->vertex_buffers); |
| util_blitter_save_vertex_elements(blitter, ctx->vertex); |
| util_blitter_save_vertex_shader(blitter, ctx->vs); |
| util_blitter_save_rasterizer(blitter, ctx->rasterizer); |
| util_blitter_save_viewport(blitter, &ctx->pipe_viewport); |
| util_blitter_save_scissor(blitter, &ctx->scissor); |
| util_blitter_save_fragment_shader(blitter, ctx->fs); |
| util_blitter_save_blend(blitter, ctx->blend); |
| util_blitter_save_depth_stencil_alpha(blitter, ctx->depth_stencil); |
| util_blitter_save_stencil_ref(blitter, &ctx->stencil_ref); |
| util_blitter_save_so_targets(blitter, 0, NULL); |
| |
| /* For later */ |
| // util_blitter_save_sample_mask(blitter, ctx->sample_mask); |
| |
| util_blitter_save_framebuffer(blitter, &ctx->pipe_framebuffer); |
| util_blitter_save_fragment_sampler_states(blitter, |
| ctx->sampler_count[PIPE_SHADER_FRAGMENT], |
| (void **)(&ctx->samplers[PIPE_SHADER_FRAGMENT])); |
| util_blitter_save_fragment_sampler_views(blitter, |
| ctx->sampler_view_count[PIPE_SHADER_FRAGMENT], |
| (struct pipe_sampler_view **)&ctx->sampler_views[PIPE_SHADER_FRAGMENT]); |
| } |
| |
| static bool |
| panfrost_u_blitter_blit(struct pipe_context *pipe, |
| const struct pipe_blit_info *info) |
| { |
| struct panfrost_context *ctx = pan_context(pipe); |
| |
| if (!util_blitter_is_blit_supported(ctx->blitter, info)) { |
| fprintf(stderr, "blit unsupported %s -> %s\n", |
| util_format_short_name(info->src.resource->format), |
| util_format_short_name(info->dst.resource->format)); |
| return false; |
| } |
| |
| /* TODO: Scissor */ |
| |
| panfrost_blitter_save(ctx, ctx->blitter); |
| util_blitter_blit(ctx->blitter, info); |
| |
| return true; |
| } |
| |
| void |
| panfrost_blit(struct pipe_context *pipe, |
| const struct pipe_blit_info *info) |
| { |
| /* We don't have a hardware blit, so we just fake it with |
| * u_blitter. We could do a little better by culling |
| * vertex jobs, though. */ |
| |
| if (panfrost_u_blitter_blit(pipe, info)) |
| return; |
| |
| fprintf(stderr, "Unhandled blit"); |
| |
| return; |
| } |
| |
| /* Blits a framebuffer to "itself". Mali is a tiler, so the |
| * framebuffer is implicitly cleared every frame, so if there is |
| * no actual glClear(), we have to blit it back ourselves. |
| */ |
| |
| void |
| panfrost_blit_wallpaper(struct panfrost_context *ctx) |
| { |
| struct pipe_blit_info binfo = { }; |
| |
| panfrost_blitter_save(ctx, ctx->blitter_wallpaper); |
| |
| struct pipe_surface *surf = ctx->pipe_framebuffer.cbufs[0]; |
| unsigned level = surf->u.tex.level; |
| unsigned layer = surf->u.tex.first_layer; |
| assert(surf->u.tex.last_layer == layer); |
| |
| binfo.src.resource = binfo.dst.resource = ctx->pipe_framebuffer.cbufs[0]->texture; |
| binfo.src.level = binfo.dst.level = level; |
| binfo.src.box.x = binfo.dst.box.x = 0; |
| binfo.src.box.y = binfo.dst.box.y = 0; |
| binfo.src.box.z = binfo.dst.box.z = layer; |
| binfo.src.box.width = binfo.dst.box.width = ctx->pipe_framebuffer.width; |
| binfo.src.box.height = binfo.dst.box.height = ctx->pipe_framebuffer.height; |
| binfo.src.box.depth = binfo.dst.box.depth = 1; |
| |
| binfo.src.format = binfo.dst.format = ctx->pipe_framebuffer.cbufs[0]->format; |
| |
| assert(ctx->pipe_framebuffer.nr_cbufs == 1); |
| binfo.mask = PIPE_MASK_RGBA; |
| binfo.filter = PIPE_TEX_FILTER_LINEAR; |
| binfo.scissor_enable = FALSE; |
| |
| util_blitter_blit(ctx->blitter_wallpaper, &binfo); |
| } |
| |