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https://gitlab.freedesktop.org/mesa/mesa.git
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70 lines
2.2 KiB
C
70 lines
2.2 KiB
C
/**************************************************************************
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*
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* Copyright 2009 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 TUNGSTEN GRAPHICS 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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#include "util/u_memory.h"
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#include "tr_buffer.h"
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struct pipe_buffer *
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trace_buffer_create(struct trace_screen *tr_scr,
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struct pipe_buffer *buffer)
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{
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struct trace_buffer *tr_buf;
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if(!buffer)
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goto error;
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assert(buffer->screen == tr_scr->screen);
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tr_buf = CALLOC_STRUCT(trace_buffer);
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if(!tr_buf)
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goto error;
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memcpy(&tr_buf->base, buffer, sizeof(struct pipe_buffer));
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pipe_reference_init(&tr_buf->base.reference, 1);
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tr_buf->base.screen = &tr_scr->base;
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tr_buf->buffer = buffer;
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return &tr_buf->base;
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error:
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pipe_buffer_reference(&buffer, NULL);
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return NULL;
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}
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void
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trace_buffer_destroy(struct trace_screen *tr_scr,
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struct pipe_buffer *buffer)
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{
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struct trace_buffer *tr_buf = trace_buffer(tr_scr, buffer);
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pipe_buffer_reference(&tr_buf->buffer, NULL);
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FREE(tr_buf);
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}
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