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cca5617348
This API binds atomic buffers for all bound shaders (as per the GL semantics). This is needed to support cross shader hw atomic counters. Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com> Reviewed-by: Marek Olšák <marek.olsak@amd.com> Tested-By: Gert Wollny <gw.fossdev@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
892 lines
34 KiB
C
892 lines
34 KiB
C
/**************************************************************************
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*
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* Copyright 2007 VMware, Inc.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#ifndef PIPE_CONTEXT_H
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#define PIPE_CONTEXT_H
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#include "p_compiler.h"
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#include "p_format.h"
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#include "p_video_enums.h"
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#include "p_defines.h"
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#include <stdio.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct pipe_blend_color;
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struct pipe_blend_state;
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struct pipe_blit_info;
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struct pipe_box;
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struct pipe_clip_state;
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struct pipe_constant_buffer;
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struct pipe_debug_callback;
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struct pipe_depth_stencil_alpha_state;
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struct pipe_device_reset_callback;
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struct pipe_draw_info;
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struct pipe_grid_info;
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struct pipe_fence_handle;
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struct pipe_framebuffer_state;
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struct pipe_image_view;
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struct pipe_query;
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struct pipe_poly_stipple;
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struct pipe_rasterizer_state;
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struct pipe_resolve_info;
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struct pipe_resource;
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struct pipe_sampler_state;
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struct pipe_sampler_view;
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struct pipe_scissor_state;
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struct pipe_shader_buffer;
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struct pipe_shader_state;
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struct pipe_stencil_ref;
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struct pipe_stream_output_target;
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struct pipe_surface;
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struct pipe_transfer;
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struct pipe_vertex_buffer;
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struct pipe_vertex_element;
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struct pipe_video_buffer;
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struct pipe_video_codec;
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struct pipe_viewport_state;
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struct pipe_compute_state;
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union pipe_color_union;
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union pipe_query_result;
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struct u_log_context;
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struct u_upload_mgr;
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/**
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* Gallium rendering context. Basically:
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* - state setting functions
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* - VBO drawing functions
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* - surface functions
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*/
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struct pipe_context {
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struct pipe_screen *screen;
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void *priv; /**< context private data (for DRI for example) */
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void *draw; /**< private, for draw module (temporary?) */
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/**
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* Stream uploaders created by the driver. All drivers, state trackers, and
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* modules should use them.
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*
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* Use u_upload_alloc or u_upload_data as many times as you want.
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* Once you are done, use u_upload_unmap.
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*/
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struct u_upload_mgr *stream_uploader; /* everything but shader constants */
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struct u_upload_mgr *const_uploader; /* shader constants only */
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void (*destroy)( struct pipe_context * );
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/**
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* VBO drawing
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*/
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/*@{*/
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void (*draw_vbo)( struct pipe_context *pipe,
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const struct pipe_draw_info *info );
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/*@}*/
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/**
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* Predicate subsequent rendering on occlusion query result
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* \param query the query predicate, or NULL if no predicate
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* \param condition whether to skip on FALSE or TRUE query results
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* \param mode one of PIPE_RENDER_COND_x
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*/
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void (*render_condition)( struct pipe_context *pipe,
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struct pipe_query *query,
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boolean condition,
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enum pipe_render_cond_flag mode );
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/**
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* Query objects
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*/
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/*@{*/
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struct pipe_query *(*create_query)( struct pipe_context *pipe,
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unsigned query_type,
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unsigned index );
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/**
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* Create a query object that queries all given query types simultaneously.
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*
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* This can only be used for those query types for which
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* get_driver_query_info indicates that it must be used. Only one batch
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* query object may be active at a time.
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*
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* There may be additional constraints on which query types can be used
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* together, in particular those that are implied by
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* get_driver_query_group_info.
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*
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* \param num_queries the number of query types
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* \param query_types array of \p num_queries query types
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* \return a query object, or NULL on error.
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*/
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struct pipe_query *(*create_batch_query)( struct pipe_context *pipe,
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unsigned num_queries,
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unsigned *query_types );
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void (*destroy_query)(struct pipe_context *pipe,
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struct pipe_query *q);
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boolean (*begin_query)(struct pipe_context *pipe, struct pipe_query *q);
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bool (*end_query)(struct pipe_context *pipe, struct pipe_query *q);
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/**
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* Get results of a query.
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* \param wait if true, this query will block until the result is ready
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* \return TRUE if results are ready, FALSE otherwise
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*/
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boolean (*get_query_result)(struct pipe_context *pipe,
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struct pipe_query *q,
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boolean wait,
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union pipe_query_result *result);
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/**
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* Get results of a query, storing into resource. Note that this may not
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* be used with batch queries.
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*
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* \param wait if true, this query will block until the result is ready
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* \param result_type the type of the value being stored:
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* \param index for queries that return multiple pieces of data, which
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* item of that data to store (e.g. for
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* PIPE_QUERY_PIPELINE_STATISTICS).
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* When the index is -1, instead of the value of the query
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* the driver should instead write a 1 or 0 to the appropriate
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* location with 1 meaning that the query result is available.
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*/
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void (*get_query_result_resource)(struct pipe_context *pipe,
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struct pipe_query *q,
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boolean wait,
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enum pipe_query_value_type result_type,
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int index,
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struct pipe_resource *resource,
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unsigned offset);
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/**
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* Set whether all current non-driver queries except TIME_ELAPSED are
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* active or paused.
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*/
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void (*set_active_query_state)(struct pipe_context *pipe, boolean enable);
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/*@}*/
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/**
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* State functions (create/bind/destroy state objects)
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*/
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/*@{*/
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void * (*create_blend_state)(struct pipe_context *,
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const struct pipe_blend_state *);
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void (*bind_blend_state)(struct pipe_context *, void *);
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void (*delete_blend_state)(struct pipe_context *, void *);
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void * (*create_sampler_state)(struct pipe_context *,
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const struct pipe_sampler_state *);
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void (*bind_sampler_states)(struct pipe_context *,
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enum pipe_shader_type shader,
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unsigned start_slot, unsigned num_samplers,
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void **samplers);
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void (*delete_sampler_state)(struct pipe_context *, void *);
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void * (*create_rasterizer_state)(struct pipe_context *,
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const struct pipe_rasterizer_state *);
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void (*bind_rasterizer_state)(struct pipe_context *, void *);
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void (*delete_rasterizer_state)(struct pipe_context *, void *);
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void * (*create_depth_stencil_alpha_state)(struct pipe_context *,
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const struct pipe_depth_stencil_alpha_state *);
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void (*bind_depth_stencil_alpha_state)(struct pipe_context *, void *);
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void (*delete_depth_stencil_alpha_state)(struct pipe_context *, void *);
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void * (*create_fs_state)(struct pipe_context *,
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const struct pipe_shader_state *);
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void (*bind_fs_state)(struct pipe_context *, void *);
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void (*delete_fs_state)(struct pipe_context *, void *);
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void * (*create_vs_state)(struct pipe_context *,
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const struct pipe_shader_state *);
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void (*bind_vs_state)(struct pipe_context *, void *);
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void (*delete_vs_state)(struct pipe_context *, void *);
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void * (*create_gs_state)(struct pipe_context *,
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const struct pipe_shader_state *);
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void (*bind_gs_state)(struct pipe_context *, void *);
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void (*delete_gs_state)(struct pipe_context *, void *);
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void * (*create_tcs_state)(struct pipe_context *,
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const struct pipe_shader_state *);
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void (*bind_tcs_state)(struct pipe_context *, void *);
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void (*delete_tcs_state)(struct pipe_context *, void *);
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void * (*create_tes_state)(struct pipe_context *,
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const struct pipe_shader_state *);
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void (*bind_tes_state)(struct pipe_context *, void *);
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void (*delete_tes_state)(struct pipe_context *, void *);
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void * (*create_vertex_elements_state)(struct pipe_context *,
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unsigned num_elements,
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const struct pipe_vertex_element *);
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void (*bind_vertex_elements_state)(struct pipe_context *, void *);
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void (*delete_vertex_elements_state)(struct pipe_context *, void *);
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/*@}*/
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/**
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* Parameter-like state (or properties)
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*/
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/*@{*/
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void (*set_blend_color)( struct pipe_context *,
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const struct pipe_blend_color * );
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void (*set_stencil_ref)( struct pipe_context *,
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const struct pipe_stencil_ref * );
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void (*set_sample_mask)( struct pipe_context *,
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unsigned sample_mask );
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void (*set_min_samples)( struct pipe_context *,
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unsigned min_samples );
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void (*set_clip_state)( struct pipe_context *,
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const struct pipe_clip_state * );
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void (*set_constant_buffer)( struct pipe_context *,
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enum pipe_shader_type shader, uint index,
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const struct pipe_constant_buffer *buf );
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void (*set_framebuffer_state)( struct pipe_context *,
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const struct pipe_framebuffer_state * );
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void (*set_polygon_stipple)( struct pipe_context *,
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const struct pipe_poly_stipple * );
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void (*set_scissor_states)( struct pipe_context *,
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unsigned start_slot,
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unsigned num_scissors,
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const struct pipe_scissor_state * );
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void (*set_window_rectangles)( struct pipe_context *,
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boolean include,
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unsigned num_rectangles,
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const struct pipe_scissor_state * );
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void (*set_viewport_states)( struct pipe_context *,
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unsigned start_slot,
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unsigned num_viewports,
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const struct pipe_viewport_state *);
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void (*set_sampler_views)(struct pipe_context *,
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enum pipe_shader_type shader,
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unsigned start_slot, unsigned num_views,
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struct pipe_sampler_view **);
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void (*set_tess_state)(struct pipe_context *,
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const float default_outer_level[4],
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const float default_inner_level[2]);
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/**
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* Sets the debug callback. If the pointer is null, then no callback is
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* set, otherwise a copy of the data should be made.
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*/
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void (*set_debug_callback)(struct pipe_context *,
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const struct pipe_debug_callback *);
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/**
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* Bind an array of shader buffers that will be used by a shader.
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* Any buffers that were previously bound to the specified range
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* will be unbound.
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*
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* \param shader selects shader stage
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* \param start_slot first buffer slot to bind.
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* \param count number of consecutive buffers to bind.
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* \param buffers array of pointers to the buffers to bind, it
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* should contain at least \a count elements
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* unless it's NULL, in which case no buffers will
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* be bound.
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*/
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void (*set_shader_buffers)(struct pipe_context *,
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enum pipe_shader_type shader,
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unsigned start_slot, unsigned count,
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const struct pipe_shader_buffer *buffers);
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/**
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* Bind an array of hw atomic buffers for use by all shaders.
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* And buffers that were previously bound to the specified range
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* will be unbound.
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*
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* \param start_slot first buffer slot to bind.
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* \param count number of consecutive buffers to bind.
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* \param buffers array of pointers to the buffers to bind, it
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* should contain at least \a count elements
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* unless it's NULL, in which case no buffers will
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* be bound.
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*/
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void (*set_hw_atomic_buffers)(struct pipe_context *,
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unsigned start_slot, unsigned count,
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const struct pipe_shader_buffer *buffers);
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/**
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* Bind an array of images that will be used by a shader.
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* Any images that were previously bound to the specified range
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* will be unbound.
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*
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* \param shader selects shader stage
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* \param start_slot first image slot to bind.
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* \param count number of consecutive images to bind.
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* \param buffers array of the images to bind, it
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* should contain at least \a count elements
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* unless it's NULL, in which case no images will
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* be bound.
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*/
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void (*set_shader_images)(struct pipe_context *,
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enum pipe_shader_type shader,
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unsigned start_slot, unsigned count,
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const struct pipe_image_view *images);
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void (*set_vertex_buffers)( struct pipe_context *,
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unsigned start_slot,
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unsigned num_buffers,
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const struct pipe_vertex_buffer * );
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/*@}*/
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/**
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* Stream output functions.
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*/
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/*@{*/
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struct pipe_stream_output_target *(*create_stream_output_target)(
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struct pipe_context *,
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struct pipe_resource *,
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unsigned buffer_offset,
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unsigned buffer_size);
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void (*stream_output_target_destroy)(struct pipe_context *,
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struct pipe_stream_output_target *);
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void (*set_stream_output_targets)(struct pipe_context *,
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unsigned num_targets,
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struct pipe_stream_output_target **targets,
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const unsigned *offsets);
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/*@}*/
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/**
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* Resource functions for blit-like functionality
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*
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* If a driver supports multisampling, blit must implement color resolve.
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*/
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/*@{*/
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/**
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* Copy a block of pixels from one resource to another.
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* The resource must be of the same format.
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* Resources with nr_samples > 1 are not allowed.
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*/
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void (*resource_copy_region)(struct pipe_context *pipe,
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struct pipe_resource *dst,
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unsigned dst_level,
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unsigned dstx, unsigned dsty, unsigned dstz,
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struct pipe_resource *src,
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unsigned src_level,
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const struct pipe_box *src_box);
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/* Optimal hardware path for blitting pixels.
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* Scaling, format conversion, up- and downsampling (resolve) are allowed.
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*/
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void (*blit)(struct pipe_context *pipe,
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const struct pipe_blit_info *info);
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/*@}*/
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/**
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* Clear the specified set of currently bound buffers to specified values.
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* The entire buffers are cleared (no scissor, no colormask, etc).
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*
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* \param buffers bitfield of PIPE_CLEAR_* values.
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* \param color pointer to a union of fiu array for each of r, g, b, a.
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* \param depth depth clear value in [0,1].
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* \param stencil stencil clear value
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*/
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void (*clear)(struct pipe_context *pipe,
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unsigned buffers,
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const union pipe_color_union *color,
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double depth,
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unsigned stencil);
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/**
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* Clear a color rendertarget surface.
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* \param color pointer to an union of fiu array for each of r, g, b, a.
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*/
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void (*clear_render_target)(struct pipe_context *pipe,
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struct pipe_surface *dst,
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const union pipe_color_union *color,
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unsigned dstx, unsigned dsty,
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unsigned width, unsigned height,
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bool render_condition_enabled);
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/**
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* Clear a depth-stencil surface.
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* \param clear_flags bitfield of PIPE_CLEAR_DEPTH/STENCIL values.
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* \param depth depth clear value in [0,1].
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* \param stencil stencil clear value
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*/
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void (*clear_depth_stencil)(struct pipe_context *pipe,
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struct pipe_surface *dst,
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unsigned clear_flags,
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double depth,
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unsigned stencil,
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unsigned dstx, unsigned dsty,
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unsigned width, unsigned height,
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bool render_condition_enabled);
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/**
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* Clear the texture with the specified texel. Not guaranteed to be a
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* renderable format. Data provided in the resource's format.
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*/
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void (*clear_texture)(struct pipe_context *pipe,
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struct pipe_resource *res,
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unsigned level,
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const struct pipe_box *box,
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const void *data);
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/**
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* Clear a buffer. Runs a memset over the specified region with the element
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* value passed in through clear_value of size clear_value_size.
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*/
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void (*clear_buffer)(struct pipe_context *pipe,
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struct pipe_resource *res,
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unsigned offset,
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unsigned size,
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const void *clear_value,
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int clear_value_size);
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/**
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* Flush draw commands.
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*
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* This guarantees that the new fence (if any) will finish in finite time,
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* unless PIPE_FLUSH_DEFERRED is used.
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*
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* Subsequent operations on other contexts of the same screen are guaranteed
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* to execute after the flushed commands, unless PIPE_FLUSH_ASYNC is used.
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*
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* NOTE: use screen->fence_reference() (or equivalent) to transfer
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* new fence ref to **fence, to ensure that previous fence is unref'd
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*
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* \param fence if not NULL, an old fence to unref and transfer a
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* new fence reference to
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* \param flags bitfield of enum pipe_flush_flags values.
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*/
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void (*flush)(struct pipe_context *pipe,
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struct pipe_fence_handle **fence,
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unsigned flags);
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/**
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* Create a fence from a native sync fd.
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*
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* This is used for importing a foreign/external fence fd.
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*
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* \param fence if not NULL, an old fence to unref and transfer a
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* new fence reference to
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* \param fd native fence fd
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*/
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void (*create_fence_fd)(struct pipe_context *pipe,
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|
struct pipe_fence_handle **fence,
|
|
int fd);
|
|
|
|
/**
|
|
* Insert commands to have GPU wait for fence to be signaled.
|
|
*/
|
|
void (*fence_server_sync)(struct pipe_context *pipe,
|
|
struct pipe_fence_handle *fence);
|
|
|
|
/**
|
|
* Create a view on a texture to be used by a shader stage.
|
|
*/
|
|
struct pipe_sampler_view * (*create_sampler_view)(struct pipe_context *ctx,
|
|
struct pipe_resource *texture,
|
|
const struct pipe_sampler_view *templat);
|
|
|
|
/**
|
|
* Destroy a view on a texture.
|
|
*
|
|
* \param ctx the current context
|
|
* \param view the view to be destroyed
|
|
*
|
|
* \note The current context may not be the context in which the view was
|
|
* created (view->context). However, the caller must guarantee that
|
|
* the context which created the view is still alive.
|
|
*/
|
|
void (*sampler_view_destroy)(struct pipe_context *ctx,
|
|
struct pipe_sampler_view *view);
|
|
|
|
|
|
/**
|
|
* Get a surface which is a "view" into a resource, used by
|
|
* render target / depth stencil stages.
|
|
*/
|
|
struct pipe_surface *(*create_surface)(struct pipe_context *ctx,
|
|
struct pipe_resource *resource,
|
|
const struct pipe_surface *templat);
|
|
|
|
void (*surface_destroy)(struct pipe_context *ctx,
|
|
struct pipe_surface *);
|
|
|
|
|
|
/**
|
|
* Map a resource.
|
|
*
|
|
* Transfers are (by default) context-private and allow uploads to be
|
|
* interleaved with rendering.
|
|
*
|
|
* out_transfer will contain the transfer object that must be passed
|
|
* to all the other transfer functions. It also contains useful
|
|
* information (like texture strides).
|
|
*/
|
|
void *(*transfer_map)(struct pipe_context *,
|
|
struct pipe_resource *resource,
|
|
unsigned level,
|
|
unsigned usage, /* a combination of PIPE_TRANSFER_x */
|
|
const struct pipe_box *,
|
|
struct pipe_transfer **out_transfer);
|
|
|
|
/* If transfer was created with WRITE|FLUSH_EXPLICIT, only the
|
|
* regions specified with this call are guaranteed to be written to
|
|
* the resource.
|
|
*/
|
|
void (*transfer_flush_region)( struct pipe_context *,
|
|
struct pipe_transfer *transfer,
|
|
const struct pipe_box *);
|
|
|
|
void (*transfer_unmap)(struct pipe_context *,
|
|
struct pipe_transfer *transfer);
|
|
|
|
/* One-shot transfer operation with data supplied in a user
|
|
* pointer.
|
|
*/
|
|
void (*buffer_subdata)(struct pipe_context *,
|
|
struct pipe_resource *,
|
|
unsigned usage, /* a combination of PIPE_TRANSFER_x */
|
|
unsigned offset,
|
|
unsigned size,
|
|
const void *data);
|
|
|
|
void (*texture_subdata)(struct pipe_context *,
|
|
struct pipe_resource *,
|
|
unsigned level,
|
|
unsigned usage, /* a combination of PIPE_TRANSFER_x */
|
|
const struct pipe_box *,
|
|
const void *data,
|
|
unsigned stride,
|
|
unsigned layer_stride);
|
|
|
|
/**
|
|
* Flush any pending framebuffer writes and invalidate texture caches.
|
|
*/
|
|
void (*texture_barrier)(struct pipe_context *, unsigned flags);
|
|
|
|
/**
|
|
* Flush caches according to flags.
|
|
*/
|
|
void (*memory_barrier)(struct pipe_context *, unsigned flags);
|
|
|
|
/**
|
|
* Change the commitment status of a part of the given resource, which must
|
|
* have been created with the PIPE_RESOURCE_FLAG_SPARSE bit.
|
|
*
|
|
* \param level The texture level whose commitment should be changed.
|
|
* \param box The region of the resource whose commitment should be changed.
|
|
* \param commit Whether memory should be committed or un-committed.
|
|
*
|
|
* \return false if out of memory, true on success.
|
|
*/
|
|
bool (*resource_commit)(struct pipe_context *, struct pipe_resource *,
|
|
unsigned level, struct pipe_box *box, bool commit);
|
|
|
|
/**
|
|
* Creates a video codec for a specific video format/profile
|
|
*/
|
|
struct pipe_video_codec *(*create_video_codec)( struct pipe_context *context,
|
|
const struct pipe_video_codec *templat );
|
|
|
|
/**
|
|
* Creates a video buffer as decoding target
|
|
*/
|
|
struct pipe_video_buffer *(*create_video_buffer)( struct pipe_context *context,
|
|
const struct pipe_video_buffer *templat );
|
|
|
|
/**
|
|
* Compute kernel execution
|
|
*/
|
|
/*@{*/
|
|
/**
|
|
* Define the compute program and parameters to be used by
|
|
* pipe_context::launch_grid.
|
|
*/
|
|
void *(*create_compute_state)(struct pipe_context *context,
|
|
const struct pipe_compute_state *);
|
|
void (*bind_compute_state)(struct pipe_context *, void *);
|
|
void (*delete_compute_state)(struct pipe_context *, void *);
|
|
|
|
/**
|
|
* Bind an array of shader resources that will be used by the
|
|
* compute program. Any resources that were previously bound to
|
|
* the specified range will be unbound after this call.
|
|
*
|
|
* \param start first resource to bind.
|
|
* \param count number of consecutive resources to bind.
|
|
* \param resources array of pointers to the resources to bind, it
|
|
* should contain at least \a count elements
|
|
* unless it's NULL, in which case no new
|
|
* resources will be bound.
|
|
*/
|
|
void (*set_compute_resources)(struct pipe_context *,
|
|
unsigned start, unsigned count,
|
|
struct pipe_surface **resources);
|
|
|
|
/**
|
|
* Bind an array of buffers to be mapped into the address space of
|
|
* the GLOBAL resource. Any buffers that were previously bound
|
|
* between [first, first + count - 1] are unbound after this call.
|
|
*
|
|
* \param first first buffer to map.
|
|
* \param count number of consecutive buffers to map.
|
|
* \param resources array of pointers to the buffers to map, it
|
|
* should contain at least \a count elements
|
|
* unless it's NULL, in which case no new
|
|
* resources will be bound.
|
|
* \param handles array of pointers to the memory locations that
|
|
* will be updated with the address each buffer
|
|
* will be mapped to. The base memory address of
|
|
* each of the buffers will be added to the value
|
|
* pointed to by its corresponding handle to form
|
|
* the final address argument. It should contain
|
|
* at least \a count elements, unless \a
|
|
* resources is NULL in which case \a handles
|
|
* should be NULL as well.
|
|
*
|
|
* Note that the driver isn't required to make any guarantees about
|
|
* the contents of the \a handles array being valid anytime except
|
|
* during the subsequent calls to pipe_context::launch_grid. This
|
|
* means that the only sensible location handles[i] may point to is
|
|
* somewhere within the INPUT buffer itself. This is so to
|
|
* accommodate implementations that lack virtual memory but
|
|
* nevertheless migrate buffers on the fly, leading to resource
|
|
* base addresses that change on each kernel invocation or are
|
|
* unknown to the pipe driver.
|
|
*/
|
|
void (*set_global_binding)(struct pipe_context *context,
|
|
unsigned first, unsigned count,
|
|
struct pipe_resource **resources,
|
|
uint32_t **handles);
|
|
|
|
/**
|
|
* Launch the compute kernel starting from instruction \a pc of the
|
|
* currently bound compute program.
|
|
*/
|
|
void (*launch_grid)(struct pipe_context *context,
|
|
const struct pipe_grid_info *info);
|
|
/*@}*/
|
|
|
|
/**
|
|
* Get sample position for an individual sample point.
|
|
*
|
|
* \param sample_count - total number of samples
|
|
* \param sample_index - sample to get the position values for
|
|
* \param out_value - return value of 2 floats for x and y position for
|
|
* requested sample.
|
|
*/
|
|
void (*get_sample_position)(struct pipe_context *context,
|
|
unsigned sample_count,
|
|
unsigned sample_index,
|
|
float *out_value);
|
|
|
|
/**
|
|
* Query a timestamp in nanoseconds. This is completely equivalent to
|
|
* pipe_screen::get_timestamp() but takes a context handle for drivers
|
|
* that require a context.
|
|
*/
|
|
uint64_t (*get_timestamp)(struct pipe_context *);
|
|
|
|
/**
|
|
* Flush the resource cache, so that the resource can be used
|
|
* by an external client. Possible usage:
|
|
* - flushing a resource before presenting it on the screen
|
|
* - flushing a resource if some other process or device wants to use it
|
|
* This shouldn't be used to flush caches if the resource is only managed
|
|
* by a single pipe_screen and is not shared with another process.
|
|
* (i.e. you shouldn't use it to flush caches explicitly if you want to e.g.
|
|
* use the resource for texturing)
|
|
*/
|
|
void (*flush_resource)(struct pipe_context *ctx,
|
|
struct pipe_resource *resource);
|
|
|
|
/**
|
|
* Invalidate the contents of the resource. This is used to
|
|
*
|
|
* (1) implement EGL's semantic of undefined depth/stencil
|
|
* contenst after a swapbuffers. This allows a tiled renderer (for
|
|
* example) to not store the depth buffer.
|
|
*
|
|
* (2) implement GL's InvalidateBufferData. For backwards compatibility,
|
|
* you must only rely on the usability for this purpose when
|
|
* PIPE_CAP_INVALIDATE_BUFFER is enabled.
|
|
*/
|
|
void (*invalidate_resource)(struct pipe_context *ctx,
|
|
struct pipe_resource *resource);
|
|
|
|
/**
|
|
* Return information about unexpected device resets.
|
|
*/
|
|
enum pipe_reset_status (*get_device_reset_status)(struct pipe_context *ctx);
|
|
|
|
/**
|
|
* Sets the reset status callback. If the pointer is null, then no callback
|
|
* is set, otherwise a copy of the data should be made.
|
|
*/
|
|
void (*set_device_reset_callback)(struct pipe_context *ctx,
|
|
const struct pipe_device_reset_callback *cb);
|
|
|
|
/**
|
|
* Dump driver-specific debug information into a stream. This is
|
|
* used by debugging tools.
|
|
*
|
|
* \param ctx pipe context
|
|
* \param stream where the output should be written to
|
|
* \param flags a mask of PIPE_DUMP_* flags
|
|
*/
|
|
void (*dump_debug_state)(struct pipe_context *ctx, FILE *stream,
|
|
unsigned flags);
|
|
|
|
/**
|
|
* Set the log context to which the driver should write internal debug logs
|
|
* (internal states, command streams).
|
|
*
|
|
* The caller must ensure that the log context is destroyed and reset to
|
|
* NULL before the pipe context is destroyed, and that log context functions
|
|
* are only called from the driver thread.
|
|
*
|
|
* \param ctx pipe context
|
|
* \param log logging context
|
|
*/
|
|
void (*set_log_context)(struct pipe_context *ctx, struct u_log_context *log);
|
|
|
|
/**
|
|
* Emit string marker in cmdstream
|
|
*/
|
|
void (*emit_string_marker)(struct pipe_context *ctx,
|
|
const char *string,
|
|
int len);
|
|
|
|
/**
|
|
* Generate mipmap.
|
|
* \return TRUE if mipmap generation succeeds, FALSE otherwise
|
|
*/
|
|
boolean (*generate_mipmap)(struct pipe_context *ctx,
|
|
struct pipe_resource *resource,
|
|
enum pipe_format format,
|
|
unsigned base_level,
|
|
unsigned last_level,
|
|
unsigned first_layer,
|
|
unsigned last_layer);
|
|
|
|
/**
|
|
* Create a 64-bit texture handle.
|
|
*
|
|
* \param ctx pipe context
|
|
* \param view pipe sampler view object
|
|
* \param state pipe sampler state template
|
|
* \return a 64-bit texture handle if success, 0 otherwise
|
|
*/
|
|
uint64_t (*create_texture_handle)(struct pipe_context *ctx,
|
|
struct pipe_sampler_view *view,
|
|
const struct pipe_sampler_state *state);
|
|
|
|
/**
|
|
* Delete a texture handle.
|
|
*
|
|
* \param ctx pipe context
|
|
* \param handle 64-bit texture handle
|
|
*/
|
|
void (*delete_texture_handle)(struct pipe_context *ctx, uint64_t handle);
|
|
|
|
/**
|
|
* Make a texture handle resident.
|
|
*
|
|
* \param ctx pipe context
|
|
* \param handle 64-bit texture handle
|
|
* \param resident TRUE for resident, FALSE otherwise
|
|
*/
|
|
void (*make_texture_handle_resident)(struct pipe_context *ctx,
|
|
uint64_t handle, bool resident);
|
|
|
|
/**
|
|
* Create a 64-bit image handle.
|
|
*
|
|
* \param ctx pipe context
|
|
* \param image pipe image view template
|
|
* \return a 64-bit image handle if success, 0 otherwise
|
|
*/
|
|
uint64_t (*create_image_handle)(struct pipe_context *ctx,
|
|
const struct pipe_image_view *image);
|
|
|
|
/**
|
|
* Delete an image handle.
|
|
*
|
|
* \param ctx pipe context
|
|
* \param handle 64-bit image handle
|
|
*/
|
|
void (*delete_image_handle)(struct pipe_context *ctx, uint64_t handle);
|
|
|
|
/**
|
|
* Make an image handle resident.
|
|
*
|
|
* \param ctx pipe context
|
|
* \param handle 64-bit image handle
|
|
* \param access GL_READ_ONLY, GL_WRITE_ONLY or GL_READ_WRITE
|
|
* \param resident TRUE for resident, FALSE otherwise
|
|
*/
|
|
void (*make_image_handle_resident)(struct pipe_context *ctx, uint64_t handle,
|
|
unsigned access, bool resident);
|
|
|
|
/**
|
|
* Call the given function from the driver thread.
|
|
*
|
|
* This is set by threaded contexts for use by debugging wrappers.
|
|
*
|
|
* \param asap if true, run the callback immediately if there are no pending
|
|
* commands to be processed by the driver thread
|
|
*/
|
|
void (*callback)(struct pipe_context *ctx, void (*fn)(void *), void *data,
|
|
bool asap);
|
|
};
|
|
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* PIPE_CONTEXT_H */
|