/************************************************************************** * * Copyright 2019 Sonny Jiang * Copyright 2019 Advanced Micro Devices, Inc. * All Rights Reserved. * * 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, 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 VMWARE AND/OR ITS 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 "pipe/p_context.h" #include "pipe/p_state.h" #include "u_bitcast.h" #include "util/format/u_format.h" #include "u_sampler.h" #include "tgsi/tgsi_text.h" #include "tgsi/tgsi_ureg.h" #include "u_inlines.h" #include "u_compute.h" static void *blit_compute_shader(struct pipe_context *ctx) { static const char text[] = "COMP\n" "PROPERTY CS_FIXED_BLOCK_WIDTH 64\n" "PROPERTY CS_FIXED_BLOCK_HEIGHT 1\n" "PROPERTY CS_FIXED_BLOCK_DEPTH 1\n" "DCL SV[0], THREAD_ID\n" "DCL SV[1], BLOCK_ID\n" "DCL IMAGE[0], 2D_ARRAY, PIPE_FORMAT_R32G32B32A32_FLOAT, WR\n" "DCL SAMP[0]\n" "DCL SVIEW[0], 2D_ARRAY, FLOAT\n" "DCL CONST[0][0..2]\n" // 0:xyzw 1:xyzw "DCL TEMP[0..4], LOCAL\n" "IMM[0] UINT32 {64, 1, 0, 0}\n" "UMAD TEMP[0].xyz, SV[1].xyzz, IMM[0].xyyy, SV[0].xyzz\n" "U2F TEMP[1].xyz, TEMP[0]\n" "MAD TEMP[2].xyz, TEMP[1], CONST[0][1], CONST[0][0]\n" "TEX_LZ TEMP[3], TEMP[2], SAMP[0], 2D_ARRAY\n" "UADD TEMP[4].xyz, TEMP[0], CONST[0][2]\n" "STORE IMAGE[0], TEMP[4], TEMP[3], 2D_ARRAY, PIPE_FORMAT_R32G32B32A32_FLOAT\n" "END\n"; struct tgsi_token tokens[1024]; struct pipe_compute_state state = {0}; if (!tgsi_text_translate(text, tokens, ARRAY_SIZE(tokens))) { assert(false); return NULL; } state.ir_type = PIPE_SHADER_IR_TGSI; state.prog = tokens; return ctx->create_compute_state(ctx, &state); } void util_compute_blit(struct pipe_context *ctx, struct pipe_blit_info *blit_info, void **compute_state) { if (blit_info->src.box.width == 0 || blit_info->src.box.height == 0 || blit_info->dst.box.width == 0 || blit_info->dst.box.height == 0) return; struct pipe_resource *src = blit_info->src.resource; struct pipe_resource *dst = blit_info->dst.resource; struct pipe_sampler_view src_templ = {0}, *src_view; void *sampler_state_p; unsigned width = blit_info->dst.box.width; unsigned height = blit_info->dst.box.height; float x_scale = blit_info->src.box.width / (float)blit_info->dst.box.width; float y_scale = blit_info->src.box.height / (float)blit_info->dst.box.height; float z_scale = blit_info->src.box.depth / (float)blit_info->dst.box.depth; unsigned data[] = {u_bitcast_f2u((blit_info->src.box.x + 0.5) / (float)src->width0), u_bitcast_f2u((blit_info->src.box.y + 0.5) / (float)src->height0), u_bitcast_f2u(blit_info->src.box.z), u_bitcast_f2u(0), u_bitcast_f2u(x_scale / src->width0), u_bitcast_f2u(y_scale / src->height0), u_bitcast_f2u(z_scale), u_bitcast_f2u(0), blit_info->dst.box.x, blit_info->dst.box.y, blit_info->dst.box.z, 0}; struct pipe_constant_buffer cb = {0}; cb.buffer_size = sizeof(data); cb.user_buffer = data; ctx->set_constant_buffer(ctx, PIPE_SHADER_COMPUTE, 0, &cb); struct pipe_image_view image = {0}; image.resource = dst; image.shader_access = image.access = PIPE_IMAGE_ACCESS_WRITE; image.format = util_format_linear(blit_info->dst.format); image.u.tex.level = blit_info->dst.level; image.u.tex.first_layer = 0; image.u.tex.last_layer = (unsigned)(dst->array_size - 1); ctx->set_shader_images(ctx, PIPE_SHADER_COMPUTE, 0, 1, &image); struct pipe_sampler_state sampler_state={0}; sampler_state.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE; sampler_state.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE; sampler_state.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE; sampler_state.normalized_coords = 1; if (blit_info->filter == PIPE_TEX_FILTER_LINEAR) { sampler_state.min_img_filter = PIPE_TEX_FILTER_LINEAR; sampler_state.mag_img_filter = PIPE_TEX_FILTER_LINEAR; } sampler_state_p = ctx->create_sampler_state(ctx, &sampler_state); ctx->bind_sampler_states(ctx, PIPE_SHADER_COMPUTE, 0, 1, &sampler_state_p); /* Initialize the sampler view. */ u_sampler_view_default_template(&src_templ, src, src->format); src_templ.format = util_format_linear(blit_info->src.format); src_view = ctx->create_sampler_view(ctx, src, &src_templ); ctx->set_sampler_views(ctx, PIPE_SHADER_COMPUTE, 0, 1, &src_view); if (!*compute_state) *compute_state = blit_compute_shader(ctx); ctx->bind_compute_state(ctx, *compute_state); struct pipe_grid_info grid_info = {0}; grid_info.block[0] = 64; grid_info.last_block[0] = width % 64; grid_info.block[1] = 1; grid_info.block[2] = 1; grid_info.grid[0] = DIV_ROUND_UP(width, 64); grid_info.grid[1] = height; grid_info.grid[2] = 1; ctx->launch_grid(ctx, &grid_info); ctx->memory_barrier(ctx, PIPE_BARRIER_ALL); ctx->set_shader_images(ctx, PIPE_SHADER_COMPUTE, 0, 1, NULL); ctx->set_constant_buffer(ctx, PIPE_SHADER_COMPUTE, 0, NULL); ctx->set_sampler_views(ctx, PIPE_SHADER_COMPUTE, 0, 1, NULL); pipe_sampler_view_reference(&src_view, NULL); ctx->delete_sampler_state(ctx, sampler_state_p); ctx->bind_compute_state(ctx, NULL); }