From 747762f379f05d127865de77615d6e4dd46be191 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jos=C3=A9=20Fonseca?= Date: Sat, 16 Aug 2008 19:45:05 +0100 Subject: [PATCH] trace: Preliminary stream implementation for GDI. --- src/gallium/drivers/trace/SConscript | 3 +- .../trace/{tr_stream.c => tr_stream_stdc.c} | 22 ++- src/gallium/drivers/trace/tr_stream_wd.c | 134 ++++++++++++++++++ 3 files changed, 145 insertions(+), 14 deletions(-) rename src/gallium/drivers/trace/{tr_stream.c => tr_stream_stdc.c} (91%) create mode 100644 src/gallium/drivers/trace/tr_stream_wd.c diff --git a/src/gallium/drivers/trace/SConscript b/src/gallium/drivers/trace/SConscript index a21ced9176a..5c49468c4eb 100644 --- a/src/gallium/drivers/trace/SConscript +++ b/src/gallium/drivers/trace/SConscript @@ -9,7 +9,8 @@ trace = env.ConvenienceLibrary( 'tr_dump.c', 'tr_screen.c', 'tr_state.c', - 'tr_stream.c', + 'tr_stream_stdc.c', + 'tr_stream_wd.c', 'tr_texture.c', 'tr_winsys.c', ]) diff --git a/src/gallium/drivers/trace/tr_stream.c b/src/gallium/drivers/trace/tr_stream_stdc.c similarity index 91% rename from src/gallium/drivers/trace/tr_stream.c rename to src/gallium/drivers/trace/tr_stream_stdc.c index d008dbac27b..4c77e1c995c 100644 --- a/src/gallium/drivers/trace/tr_stream.c +++ b/src/gallium/drivers/trace/tr_stream_stdc.c @@ -25,13 +25,16 @@ * **************************************************************************/ +/** + * @file + * Stream implementation based on the Standard C Library. + */ + #include "pipe/p_config.h" #if defined(PIPE_OS_LINUX) + #include -#else -#error Unsupported platform -#endif #include "pipe/p_util.h" @@ -40,9 +43,7 @@ struct trace_stream { -#if defined(PIPE_OS_LINUX) FILE *file; -#endif }; @@ -55,11 +56,9 @@ trace_stream_create(const char *filename) if(!stream) goto error1; -#if defined(PIPE_OS_LINUX) stream->file = fopen(filename, "w"); if(!stream->file) goto error2; -#endif return stream; @@ -76,9 +75,7 @@ trace_stream_write(struct trace_stream *stream, const void *data, size_t size) if(!stream) return FALSE; -#if defined(PIPE_OS_LINUX) return fwrite(data, size, 1, stream->file) == size ? TRUE : FALSE; -#endif } @@ -88,9 +85,7 @@ trace_stream_flush(struct trace_stream *stream) if(!stream) return; -#if defined(PIPE_OS_LINUX) fflush(stream->file); -#endif } @@ -100,9 +95,10 @@ trace_stream_close(struct trace_stream *stream) if(!stream) return; -#if defined(PIPE_OS_LINUX) fclose(stream->file); -#endif FREE(stream); } + + +#endif diff --git a/src/gallium/drivers/trace/tr_stream_wd.c b/src/gallium/drivers/trace/tr_stream_wd.c new file mode 100644 index 00000000000..9a05c0cec89 --- /dev/null +++ b/src/gallium/drivers/trace/tr_stream_wd.c @@ -0,0 +1,134 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * 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 TUNGSTEN GRAPHICS 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. + * + **************************************************************************/ + +/** + * @file + * Stream implementation for the Windows Display driver. + */ + +#include "pipe/p_config.h" + +#if defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY) + +#include +#include + +#include "pipe/p_util.h" + +#include "tr_stream.h" + + +#define MAP_FILE_SIZE (4*1024*1024) + + +struct trace_stream +{ + WCHAR wFileName[MAX_PATH + 1]; + ULONG_PTR iFile; + char *pMap; + size_t written; +}; + + +struct trace_stream * +trace_stream_create(const char *filename) +{ + struct trace_stream *stream; + ULONG BytesInUnicodeString; + + stream = CALLOC_STRUCT(trace_stream); + if(!stream) + goto error1; + + EngMultiByteToUnicodeN( + stream->wFileName, + sizeof(stream->wFileName), + &BytesInUnicodeString, + (char *)filename, + strlen(filename)); + + stream->pMap = EngMapFile(stream->wFileName, MAP_FILE_SIZE, &stream->iFile); + if(!stream->pMap) + goto error2; + + return stream; + +error2: + FREE(stream); +error1: + return NULL; +} + + +boolean +trace_stream_write(struct trace_stream *stream, const void *data, size_t size) +{ + boolean ret; + + if(!stream) + return FALSE; + + if(stream->written + size > MAP_FILE_SIZE) { + ret = FALSE; + size = MAP_FILE_SIZE - stream->written; + } + else + ret = TRUE; + + memcpy(stream->pMap + stream->written, data, size); + stream->written += size; + + return ret; +} + + +void +trace_stream_flush(struct trace_stream *stream) +{ + (void)stream; +} + + +void +trace_stream_close(struct trace_stream *stream) +{ + if(!stream) + return; + + EngUnmapFile(stream->iFile); + if(stream->written < MAP_FILE_SIZE) { + /* Truncate file size */ + stream->pMap = EngMapFile(stream->wFileName, stream->written, &stream->iFile); + if(stream->pMap) + EngUnmapFile(stream->iFile); + } + + FREE(stream); +} + + +#endif -- 2.30.2