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1 /*
2  * XML DRI client-side driver configuration
3  * Copyright (C) 2003 Felix Kuehling
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the "Software"),
7  * to deal in the Software without restriction, including without limitation
8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9  * and/or sell copies of the Software, and to permit persons to whom the
10  * Software is furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice shall be included
13  * in all copies or substantial portions of the Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
16  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18  * FELIX KUEHLING, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
21  * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22  *
23  */
24 /**
25  * \file t_options.h
26  * \brief Templates of common options
27  * \author Felix Kuehling
28  *
29  * This file defines macros for common options that can be used to
30  * construct driConfigOptions in the drivers. This file is only a
31  * template containing English descriptions for options wrapped in
32  * gettext(). xgettext can be used to extract translatable
33  * strings. These strings can then be translated by anyone familiar
34  * with GNU gettext. gen_xmlpool.py takes this template and fills in
35  * all the translations. The result (options.h) is included by
36  * xmlpool.h which in turn can be included by drivers.
37  *
38  * The macros used to describe otions in this file are defined in
39  * ../xmlpool.h.
40  */
41 
42 /* This is needed for xgettext to extract translatable strings.
43  * gen_xmlpool.py will discard this line. */
44 #include <libintl.h>
45 
46 /*
47  * predefined option sections and options with multi-lingual descriptions
48  */
49 
50 
51 /**
52  * \brief Debugging options
53  */
54 #define DRI_CONF_SECTION_DEBUG \
55 DRI_CONF_SECTION_BEGIN \
56 	DRI_CONF_DESC(en,gettext("Debugging"))
57 
58 #define DRI_CONF_NO_RAST(def) \
59 DRI_CONF_OPT_BEGIN_B(no_rast, def) \
60         DRI_CONF_DESC(en,gettext("Disable 3D acceleration")) \
61 DRI_CONF_OPT_END
62 
63 #define DRI_CONF_PERFORMANCE_BOXES(def) \
64 DRI_CONF_OPT_BEGIN_B(performance_boxes, def) \
65         DRI_CONF_DESC(en,gettext("Show performance boxes")) \
66 DRI_CONF_OPT_END
67 
68 #define DRI_CONF_ALWAYS_FLUSH_BATCH(def) \
69 DRI_CONF_OPT_BEGIN_B(always_flush_batch, def) \
70         DRI_CONF_DESC(en,gettext("Enable flushing batchbuffer after each draw call")) \
71 DRI_CONF_OPT_END
72 
73 #define DRI_CONF_ALWAYS_FLUSH_CACHE(def) \
74 DRI_CONF_OPT_BEGIN_B(always_flush_cache, def) \
75         DRI_CONF_DESC(en,gettext("Enable flushing GPU caches with each draw call")) \
76 DRI_CONF_OPT_END
77 
78 #define DRI_CONF_DISABLE_THROTTLING(def) \
79 DRI_CONF_OPT_BEGIN_B(disable_throttling, def) \
80 	DRI_CONF_DESC(en,gettext("Disable throttling on first batch after flush")) \
81 DRI_CONF_OPT_END
82 
83 #define DRI_CONF_FORCE_GLSL_EXTENSIONS_WARN(def) \
84 DRI_CONF_OPT_BEGIN_B(force_glsl_extensions_warn, def) \
85         DRI_CONF_DESC(en,gettext("Force GLSL extension default behavior to 'warn'")) \
86 DRI_CONF_OPT_END
87 
88 #define DRI_CONF_DISABLE_BLEND_FUNC_EXTENDED(def) \
89 DRI_CONF_OPT_BEGIN_B(disable_blend_func_extended, def) \
90         DRI_CONF_DESC(en,gettext("Disable dual source blending")) \
91 DRI_CONF_OPT_END
92 
93 #define DRI_CONF_DUAL_COLOR_BLEND_BY_LOCATION(def) \
94 DRI_CONF_OPT_BEGIN_B(dual_color_blend_by_location, def) \
95         DRI_CONF_DESC(en,gettext("Identify dual color blending sources by location rather than index")) \
96 DRI_CONF_OPT_END
97 
98 #define DRI_CONF_DISABLE_GLSL_LINE_CONTINUATIONS(def) \
99 DRI_CONF_OPT_BEGIN_B(disable_glsl_line_continuations, def) \
100         DRI_CONF_DESC(en,gettext("Disable backslash-based line continuations in GLSL source")) \
101 DRI_CONF_OPT_END
102 
103 #define DRI_CONF_DISABLE_SHADER_BIT_ENCODING(def) \
104 DRI_CONF_OPT_BEGIN_B(disable_shader_bit_encoding, def) \
105         DRI_CONF_DESC(en,gettext("Disable GL_ARB_shader_bit_encoding")) \
106 DRI_CONF_OPT_END
107 
108 #define DRI_CONF_FORCE_GLSL_VERSION(def) \
109 DRI_CONF_OPT_BEGIN_V(force_glsl_version, int, def, "0:999") \
110         DRI_CONF_DESC(en,gettext("Force a default GLSL version for shaders that lack an explicit #version line")) \
111 DRI_CONF_OPT_END
112 
113 #define DRI_CONF_ALLOW_GLSL_EXTENSION_DIRECTIVE_MIDSHADER(def) \
114 DRI_CONF_OPT_BEGIN_B(allow_glsl_extension_directive_midshader, def) \
115         DRI_CONF_DESC(en,gettext("Allow GLSL #extension directives in the middle of shaders")) \
116 DRI_CONF_OPT_END
117 
118 
119 
120 /**
121  * \brief Image quality-related options
122  */
123 #define DRI_CONF_SECTION_QUALITY \
124 DRI_CONF_SECTION_BEGIN \
125 	DRI_CONF_DESC(en,gettext("Image Quality"))
126 
127 #define DRI_CONF_EXCESS_MIPMAP(def) \
128 DRI_CONF_OPT_BEGIN_B(excess_mipmap, def) \
129 	DRI_CONF_DESC(en,"Enable extra mipmap level") \
130 DRI_CONF_OPT_END
131 
132 #define DRI_CONF_TEXTURE_DEPTH_FB       0
133 #define DRI_CONF_TEXTURE_DEPTH_32       1
134 #define DRI_CONF_TEXTURE_DEPTH_16       2
135 #define DRI_CONF_TEXTURE_DEPTH_FORCE_16 3
136 #define DRI_CONF_TEXTURE_DEPTH(def) \
137 DRI_CONF_OPT_BEGIN_V(texture_depth,enum,def,"0:3") \
138 	DRI_CONF_DESC_BEGIN(en,gettext("Texture color depth")) \
139                 DRI_CONF_ENUM(0,gettext("Prefer frame buffer color depth")) \
140                 DRI_CONF_ENUM(1,gettext("Prefer 32 bits per texel")) \
141                 DRI_CONF_ENUM(2,gettext("Prefer 16 bits per texel")) \
142                 DRI_CONF_ENUM(3,gettext("Force 16 bits per texel")) \
143         DRI_CONF_DESC_END \
144 DRI_CONF_OPT_END
145 
146 #define DRI_CONF_DEF_MAX_ANISOTROPY(def,range) \
147 DRI_CONF_OPT_BEGIN_V(def_max_anisotropy,float,def,range) \
148         DRI_CONF_DESC(en,gettext("Initial maximum value for anisotropic texture filtering")) \
149 DRI_CONF_OPT_END
150 
151 #define DRI_CONF_NO_NEG_LOD_BIAS(def) \
152 DRI_CONF_OPT_BEGIN_B(no_neg_lod_bias, def) \
153         DRI_CONF_DESC(en,gettext("Forbid negative texture LOD bias")) \
154 DRI_CONF_OPT_END
155 
156 #define DRI_CONF_FORCE_S3TC_ENABLE(def) \
157 DRI_CONF_OPT_BEGIN_B(force_s3tc_enable, def) \
158         DRI_CONF_DESC(en,gettext("Enable S3TC texture compression even if software support is not available")) \
159 DRI_CONF_OPT_END
160 
161 #define DRI_CONF_PRECISE_TRIG(def) \
162 DRI_CONF_OPT_BEGIN_B(precise_trig, def) \
163         DRI_CONF_DESC(en,gettext("Prefer accuracy over performance in trig functions")) \
164 DRI_CONF_OPT_END
165 
166 #define DRI_CONF_COLOR_REDUCTION_ROUND 0
167 #define DRI_CONF_COLOR_REDUCTION_DITHER 1
168 #define DRI_CONF_COLOR_REDUCTION(def) \
169 DRI_CONF_OPT_BEGIN_V(color_reduction,enum,def,"0:1") \
170         DRI_CONF_DESC_BEGIN(en,gettext("Initial color reduction method")) \
171                 DRI_CONF_ENUM(0,gettext("Round colors")) \
172                 DRI_CONF_ENUM(1,gettext("Dither colors")) \
173         DRI_CONF_DESC_END \
174 DRI_CONF_OPT_END
175 
176 #define DRI_CONF_ROUND_TRUNC 0
177 #define DRI_CONF_ROUND_ROUND 1
178 #define DRI_CONF_ROUND_MODE(def) \
179 DRI_CONF_OPT_BEGIN_V(round_mode,enum,def,"0:1") \
180 	DRI_CONF_DESC_BEGIN(en,gettext("Color rounding method")) \
181                 DRI_CONF_ENUM(0,gettext("Round color components downward")) \
182                 DRI_CONF_ENUM(1,gettext("Round to nearest color")) \
183         DRI_CONF_DESC_END \
184 DRI_CONF_OPT_END
185 
186 #define DRI_CONF_DITHER_XERRORDIFF 0
187 #define DRI_CONF_DITHER_XERRORDIFFRESET 1
188 #define DRI_CONF_DITHER_ORDERED 2
189 #define DRI_CONF_DITHER_MODE(def) \
190 DRI_CONF_OPT_BEGIN_V(dither_mode,enum,def,"0:2") \
191 	DRI_CONF_DESC_BEGIN(en,gettext("Color dithering method")) \
192                 DRI_CONF_ENUM(0,gettext("Horizontal error diffusion")) \
193                 DRI_CONF_ENUM(1,gettext("Horizontal error diffusion, reset error at line start")) \
194                 DRI_CONF_ENUM(2,gettext("Ordered 2D color dithering")) \
195         DRI_CONF_DESC_END \
196 DRI_CONF_OPT_END
197 
198 #define DRI_CONF_FLOAT_DEPTH(def) \
199 DRI_CONF_OPT_BEGIN_B(float_depth, def) \
200         DRI_CONF_DESC(en,gettext("Floating point depth buffer")) \
201 DRI_CONF_OPT_END
202 
203 #define DRI_CONF_PP_CELSHADE(def) \
204 DRI_CONF_OPT_BEGIN_V(pp_celshade,enum,def,"0:1") \
205         DRI_CONF_DESC(en,gettext("A post-processing filter to cel-shade the output")) \
206 DRI_CONF_OPT_END
207 
208 #define DRI_CONF_PP_NORED(def) \
209 DRI_CONF_OPT_BEGIN_V(pp_nored,enum,def,"0:1") \
210         DRI_CONF_DESC(en,gettext("A post-processing filter to remove the red channel")) \
211 DRI_CONF_OPT_END
212 
213 #define DRI_CONF_PP_NOGREEN(def) \
214 DRI_CONF_OPT_BEGIN_V(pp_nogreen,enum,def,"0:1") \
215         DRI_CONF_DESC(en,gettext("A post-processing filter to remove the green channel")) \
216 DRI_CONF_OPT_END
217 
218 #define DRI_CONF_PP_NOBLUE(def) \
219 DRI_CONF_OPT_BEGIN_V(pp_noblue,enum,def,"0:1") \
220         DRI_CONF_DESC(en,gettext("A post-processing filter to remove the blue channel")) \
221 DRI_CONF_OPT_END
222 
223 #define DRI_CONF_PP_JIMENEZMLAA(def,min,max) \
224 DRI_CONF_OPT_BEGIN_V(pp_jimenezmlaa,int,def, # min ":" # max ) \
225         DRI_CONF_DESC(en,gettext("Morphological anti-aliasing based on Jimenez\\\' MLAA. 0 to disable, 8 for default quality")) \
226 DRI_CONF_OPT_END
227 
228 #define DRI_CONF_PP_JIMENEZMLAA_COLOR(def,min,max) \
229 DRI_CONF_OPT_BEGIN_V(pp_jimenezmlaa_color,int,def, # min ":" # max ) \
230         DRI_CONF_DESC(en,gettext("Morphological anti-aliasing based on Jimenez\\\' MLAA. 0 to disable, 8 for default quality. Color version, usable with 2d GL apps")) \
231 DRI_CONF_OPT_END
232 
233 
234 
235 /**
236  * \brief Performance-related options
237  */
238 #define DRI_CONF_SECTION_PERFORMANCE \
239 DRI_CONF_SECTION_BEGIN \
240         DRI_CONF_DESC(en,gettext("Performance"))
241 
242 #define DRI_CONF_TCL_SW 0
243 #define DRI_CONF_TCL_PIPELINED 1
244 #define DRI_CONF_TCL_VTXFMT 2
245 #define DRI_CONF_TCL_CODEGEN 3
246 #define DRI_CONF_TCL_MODE(def) \
247 DRI_CONF_OPT_BEGIN_V(tcl_mode,enum,def,"0:3") \
248         DRI_CONF_DESC_BEGIN(en,gettext("TCL mode (Transformation, Clipping, Lighting)")) \
249                 DRI_CONF_ENUM(0,gettext("Use software TCL pipeline")) \
250                 DRI_CONF_ENUM(1,gettext("Use hardware TCL as first TCL pipeline stage")) \
251                 DRI_CONF_ENUM(2,gettext("Bypass the TCL pipeline")) \
252                 DRI_CONF_ENUM(3,gettext("Bypass the TCL pipeline with state-based machine code generated on-the-fly")) \
253         DRI_CONF_DESC_END \
254 DRI_CONF_OPT_END
255 
256 #define DRI_CONF_FTHROTTLE_BUSY 0
257 #define DRI_CONF_FTHROTTLE_USLEEPS 1
258 #define DRI_CONF_FTHROTTLE_IRQS 2
259 #define DRI_CONF_FTHROTTLE_MODE(def) \
260 DRI_CONF_OPT_BEGIN_V(fthrottle_mode,enum,def,"0:2") \
261         DRI_CONF_DESC_BEGIN(en,gettext("Method to limit rendering latency")) \
262                 DRI_CONF_ENUM(0,gettext("Busy waiting for the graphics hardware")) \
263                 DRI_CONF_ENUM(1,gettext("Sleep for brief intervals while waiting for the graphics hardware")) \
264                 DRI_CONF_ENUM(2,gettext("Let the graphics hardware emit a software interrupt and sleep")) \
265         DRI_CONF_DESC_END \
266 DRI_CONF_OPT_END
267 
268 #define DRI_CONF_VBLANK_NEVER 0
269 #define DRI_CONF_VBLANK_DEF_INTERVAL_0 1
270 #define DRI_CONF_VBLANK_DEF_INTERVAL_1 2
271 #define DRI_CONF_VBLANK_ALWAYS_SYNC 3
272 #define DRI_CONF_VBLANK_MODE(def) \
273 DRI_CONF_OPT_BEGIN_V(vblank_mode,enum,def,"0:3") \
274         DRI_CONF_DESC_BEGIN(en,gettext("Synchronization with vertical refresh (swap intervals)")) \
275                 DRI_CONF_ENUM(0,gettext("Never synchronize with vertical refresh, ignore application's choice")) \
276                 DRI_CONF_ENUM(1,gettext("Initial swap interval 0, obey application's choice")) \
277                 DRI_CONF_ENUM(2,gettext("Initial swap interval 1, obey application's choice")) \
278                 DRI_CONF_ENUM(3,gettext("Always synchronize with vertical refresh, application chooses the minimum swap interval")) \
279         DRI_CONF_DESC_END \
280 DRI_CONF_OPT_END
281 
282 #define DRI_CONF_HYPERZ_DISABLED 0
283 #define DRI_CONF_HYPERZ_ENABLED 1
284 #define DRI_CONF_HYPERZ(def) \
285 DRI_CONF_OPT_BEGIN_B(hyperz, def) \
286         DRI_CONF_DESC(en,gettext("Use HyperZ to boost performance")) \
287 DRI_CONF_OPT_END
288 
289 #define DRI_CONF_MAX_TEXTURE_UNITS(def,min,max) \
290 DRI_CONF_OPT_BEGIN_V(texture_units,int,def, # min ":" # max ) \
291         DRI_CONF_DESC(en,gettext("Number of texture units used")) \
292 DRI_CONF_OPT_END
293 
294 #define DRI_CONF_TEXTURE_BLEND_QUALITY(def,range) \
295 DRI_CONF_OPT_BEGIN_V(texture_blend_quality,float,def,range) \
296 	DRI_CONF_DESC(en,gettext("Texture filtering quality vs. speed, AKA “brilinear” texture filtering")) \
297 DRI_CONF_OPT_END
298 
299 #define DRI_CONF_TEXTURE_HEAPS_ALL 0
300 #define DRI_CONF_TEXTURE_HEAPS_CARD 1
301 #define DRI_CONF_TEXTURE_HEAPS_GART 2
302 #define DRI_CONF_TEXTURE_HEAPS(def) \
303 DRI_CONF_OPT_BEGIN_V(texture_heaps,enum,def,"0:2") \
304 	DRI_CONF_DESC_BEGIN(en,gettext("Used types of texture memory")) \
305 		DRI_CONF_ENUM(0,gettext("All available memory")) \
306 		DRI_CONF_ENUM(1,gettext("Only card memory (if available)")) \
307 		DRI_CONF_ENUM(2,gettext("Only GART (AGP/PCIE) memory (if available)")) \
308 	DRI_CONF_DESC_END \
309 DRI_CONF_OPT_END
310 
311 
312 
313 /**
314  * \brief Software-fallback options.  To allow using features (like
315  * GL_ARB_vertex_program) on GPUs that don't otherwise support the feature.
316  */
317 #define DRI_CONF_SECTION_SOFTWARE \
318 DRI_CONF_SECTION_BEGIN \
319         DRI_CONF_DESC(en,gettext("Features that are not hardware-accelerated"))
320 
321 #define DRI_CONF_ARB_VERTEX_PROGRAM(def) \
322 DRI_CONF_OPT_BEGIN_B(arb_vertex_program, def) \
323         DRI_CONF_DESC(en,gettext("Enable extension GL_ARB_vertex_program")) \
324 DRI_CONF_OPT_END
325 
326 
327 
328 /**
329  * \brief Miscellaneous configuration options
330  */
331 #define DRI_CONF_SECTION_MISCELLANEOUS \
332 DRI_CONF_SECTION_BEGIN \
333         DRI_CONF_DESC(en,gettext("Miscellaneous"))
334 
335 #define DRI_CONF_ALWAYS_HAVE_DEPTH_BUFFER(def) \
336 DRI_CONF_OPT_BEGIN_B(always_have_depth_buffer, def) \
337         DRI_CONF_DESC(en,gettext("Create all visuals with a depth buffer")) \
338 DRI_CONF_OPT_END
339 
340 #define DRI_CONF_GLSL_ZERO_INIT(def) \
341 DRI_CONF_OPT_BEGIN_B(glsl_zero_init, def) \
342         DRI_CONF_DESC(en,gettext("Force uninitialized variables to default to zero")) \
343 DRI_CONF_OPT_END
344 
345 /**
346  * \brief Initialization configuration options
347  */
348 #define DRI_CONF_SECTION_INITIALIZATION \
349 DRI_CONF_SECTION_BEGIN \
350         DRI_CONF_DESC(en,gettext("Initialization"))
351 
352 #define DRI_CONF_DEVICE_ID_PATH_TAG(def) \
353 DRI_CONF_OPT_BEGIN(device_id, string, def) \
354         DRI_CONF_DESC(en,gettext("Define the graphic device to use if possible")) \
355 DRI_CONF_OPT_END
356 
357 /**
358  * \brief Gallium-Nine specific configuration options
359  */
360 
361 #define DRI_CONF_SECTION_NINE \
362 DRI_CONF_SECTION_BEGIN \
363         DRI_CONF_DESC(en,gettext("Gallium Nine"))
364 
365 #define DRI_CONF_NINE_THROTTLE(def) \
366 DRI_CONF_OPT_BEGIN(throttle_value, int, def) \
367         DRI_CONF_DESC(en,gettext("Define the throttling value. -1 for no throttling, -2 for default (usually 2), 0 for glfinish behaviour")) \
368 DRI_CONF_OPT_END
369 
370 #define DRI_CONF_NINE_THREADSUBMIT(def) \
371 DRI_CONF_OPT_BEGIN_B(thread_submit, def) \
372         DRI_CONF_DESC(en,gettext("Use an additional thread to submit buffers.")) \
373 DRI_CONF_OPT_END
374 
375 #define DRI_CONF_NINE_OVERRIDEVENDOR(def) \
376 DRI_CONF_OPT_BEGIN(override_vendorid, int, def) \
377         DRI_CONF_DESC(en,gettext("Define the vendor_id to report. This allows faking another hardware vendor.")) \
378 DRI_CONF_OPT_END
379 
380 #define DRI_CONF_NINE_ALLOWDISCARDDELAYEDRELEASE(def) \
381 DRI_CONF_OPT_BEGIN_B(discard_delayed_release, def) \
382         DRI_CONF_DESC(en,gettext("Whether to allow the display server to release buffers with a delay when using d3d's presentation mode DISCARD. Default to true. Set to false if suffering from lag (thread_submit=true can also help in this situation).")) \
383 DRI_CONF_OPT_END
384 
385 #define DRI_CONF_NINE_TEARFREEDISCARD(def) \
386 DRI_CONF_OPT_BEGIN_B(tearfree_discard, def) \
387         DRI_CONF_DESC(en,gettext("Whether to make d3d's presentation mode DISCARD (games usually use that mode) Tear Free. If rendering above screen refresh, some frames will get skipped. false by default.")) \
388 DRI_CONF_OPT_END
389 
390 #define DRI_CONF_NINE_CSMT(def) \
391 DRI_CONF_OPT_BEGIN(csmt_force, int, def) \
392         DRI_CONF_DESC(en,gettext("If set to 1, force gallium nine CSMT. If set to 0, disable it. By default (-1) CSMT is enabled on known thread-safe drivers.")) \
393 DRI_CONF_OPT_END
394