| /************************************************************************** |
| * |
| * Copyright 2012 Marek Olšák <maraeo@gmail.com> |
| * 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 THE AUTHORS 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. |
| * |
| **************************************************************************/ |
| |
| #ifndef U_HELPERS_H |
| #define U_HELPERS_H |
| |
| #include "pipe/p_state.h" |
| #include "c11/threads.h" |
| #include "compiler/shader_enums.h" |
| #include <stdio.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| void util_set_vertex_buffers_mask(struct pipe_vertex_buffer *dst, |
| uint32_t *enabled_buffers, |
| const struct pipe_vertex_buffer *src, |
| unsigned start_slot, unsigned count); |
| |
| void util_set_vertex_buffers_count(struct pipe_vertex_buffer *dst, |
| unsigned *dst_count, |
| const struct pipe_vertex_buffer *src, |
| unsigned start_slot, unsigned count); |
| |
| void util_set_shader_buffers_mask(struct pipe_shader_buffer *dst, |
| uint32_t *enabled_buffers, |
| const struct pipe_shader_buffer *src, |
| unsigned start_slot, unsigned count); |
| |
| bool util_upload_index_buffer(struct pipe_context *pipe, |
| const struct pipe_draw_info *info, |
| struct pipe_resource **out_buffer, |
| unsigned *out_offset, unsigned alignment); |
| |
| /* Helper function to determine if the varying should contain the point |
| * coordinates, given the sprite_coord_enable mask. Requires |
| * PIPE_CAP_TGSI_TEXCOORD to be enabled. |
| */ |
| static inline bool |
| util_varying_is_point_coord(gl_varying_slot slot, uint32_t sprite_coord_enable) |
| { |
| if (slot == VARYING_SLOT_PNTC) |
| return true; |
| |
| if (slot >= VARYING_SLOT_TEX0 && slot <= VARYING_SLOT_TEX7 && |
| (sprite_coord_enable & (1 << (slot - VARYING_SLOT_TEX0)))) { |
| return true; |
| } |
| |
| return false; |
| } |
| |
| void |
| util_pin_driver_threads_to_random_L3(struct pipe_context *ctx, |
| thrd_t *upper_thread); |
| |
| struct pipe_query * |
| util_begin_pipestat_query(struct pipe_context *ctx); |
| |
| void |
| util_end_pipestat_query(struct pipe_context *ctx, struct pipe_query *q, |
| FILE *f); |
| |
| void |
| util_wait_for_idle(struct pipe_context *ctx); |
| |
| /* A utility for throttling execution based on memory usage. */ |
| struct util_throttle { |
| struct { |
| struct pipe_fence_handle *fence; |
| uint64_t mem_usage; |
| } ring[10]; |
| |
| unsigned flush_index; |
| unsigned wait_index; |
| uint64_t max_mem_usage; |
| }; |
| |
| void util_throttle_init(struct util_throttle *t, uint64_t max_mem_usage); |
| void util_throttle_deinit(struct pipe_screen *screen, struct util_throttle *t); |
| void util_throttle_memory_usage(struct pipe_context *pipe, |
| struct util_throttle *t, uint64_t memory_size); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif |