/************************************************************************** * * Copyright 2016 Samuel Pitoiset * 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 "main/state.h" #include "st_atom.h" #include "st_context.h" #include "st_cb_bitmap.h" #include "st_cb_bufferobjects.h" #include "st_cb_compute.h" #include "pipe/p_context.h" static void st_dispatch_compute_common(struct gl_context *ctx, const GLuint *num_groups, const GLuint *group_size, struct pipe_resource *indirect, GLintptr indirect_offset) { struct gl_program *prog = ctx->_Shader->CurrentProgram[MESA_SHADER_COMPUTE]; struct st_context *st = st_context(ctx); struct pipe_context *pipe = st->pipe; struct pipe_grid_info info = { 0 }; st_flush_bitmap_cache(st); st_invalidate_readpix_cache(st); if (ctx->NewState) _mesa_update_state(ctx); if ((st->dirty | ctx->NewDriverState) & ST_PIPELINE_COMPUTE_STATE_MASK || st->compute_shader_may_be_dirty) st_validate_state(st, ST_PIPELINE_COMPUTE); for (unsigned i = 0; i < 3; i++) { info.block[i] = group_size ? group_size[i] : prog->info.cs.local_size[i]; info.grid[i] = num_groups ? num_groups[i] : 0; } if (indirect) { info.indirect = indirect; info.indirect_offset = indirect_offset; } pipe->launch_grid(pipe, &info); } static void st_dispatch_compute(struct gl_context *ctx, const GLuint *num_groups) { st_dispatch_compute_common(ctx, num_groups, NULL, NULL, 0); } static void st_dispatch_compute_indirect(struct gl_context *ctx, GLintptr indirect_offset) { struct gl_buffer_object *indirect_buffer = ctx->DispatchIndirectBuffer; struct pipe_resource *indirect = st_buffer_object(indirect_buffer)->buffer; st_dispatch_compute_common(ctx, NULL, NULL, indirect, indirect_offset); } static void st_dispatch_compute_group_size(struct gl_context *ctx, const GLuint *num_groups, const GLuint *group_size) { st_dispatch_compute_common(ctx, num_groups, group_size, NULL, 0); } void st_init_compute_functions(struct dd_function_table *functions) { functions->DispatchCompute = st_dispatch_compute; functions->DispatchComputeIndirect = st_dispatch_compute_indirect; functions->DispatchComputeGroupSize = st_dispatch_compute_group_size; }