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Romain Guy51769a62010-07-23 00:28:00 -07001/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
Romain Guy5b3b3522010-10-27 18:57:51 -070017#ifndef ANDROID_HWUI_PROPERTIES_H
18#define ANDROID_HWUI_PROPERTIES_H
Romain Guy51769a62010-07-23 00:28:00 -070019
Romain Guyfb8b7632010-08-23 21:05:08 -070020#include <cutils/properties.h>
Romain Guye190aa62010-11-10 19:01:29 -080021#include <stdlib.h>
Romain Guyfb8b7632010-08-23 21:05:08 -070022
Romain Guy51769a62010-07-23 00:28:00 -070023/**
24 * This file contains the list of system properties used to configure
25 * the OpenGLRenderer.
26 */
27
Romain Guycf51a412013-04-08 19:40:31 -070028///////////////////////////////////////////////////////////////////////////////
29// Compile-time properties
30///////////////////////////////////////////////////////////////////////////////
31
Romain Guy726aeba2011-06-01 14:52:00 -070032// If turned on, text is interpreted as glyphs instead of UTF-16
33#define RENDER_TEXT_AS_GLYPHS 1
34
Romain Guy28d8ff62011-08-22 14:01:34 -070035// Indicates whether to remove the biggest layers first, or the smaller ones
36#define LAYER_REMOVE_BIGGEST_FIRST 0
37
38// Textures used by layers must have dimensions multiples of this number
39#define LAYER_SIZE 64
40
Romain Guy8d4aeb72013-02-12 16:08:55 -080041// Defines the size in bits of the stencil buffer for the framebuffer
Romain Guyada4d532012-02-02 17:31:16 -080042// Note: Only 1 bit is required for clipping but more bits are required
Romain Guy8d4aeb72013-02-12 16:08:55 -080043// to properly implement overdraw debugging
Romain Guy7c450aa2012-09-21 19:15:00 -070044#define STENCIL_BUFFER_SIZE 8
Romain Guy530041d2012-01-25 18:56:29 -080045
Romain Guycf51a412013-04-08 19:40:31 -070046///////////////////////////////////////////////////////////////////////////////
47// Debug properties
48///////////////////////////////////////////////////////////////////////////////
49
Romain Guye190aa62010-11-10 19:01:29 -080050/**
Romain Guy4ff0cf42012-08-06 14:51:10 -070051 * Debug level for app developers. The value is a numeric value defined
52 * by the DebugLevel enum below.
Romain Guye190aa62010-11-10 19:01:29 -080053 */
Romain Guy4ff0cf42012-08-06 14:51:10 -070054#define PROPERTY_DEBUG "debug.hwui.level"
Romain Guye190aa62010-11-10 19:01:29 -080055
56/**
57 * Debug levels. Debug levels are used as flags.
58 */
59enum DebugLevel {
60 kDebugDisabled = 0,
61 kDebugMemory = 1,
Romain Guy25dc3a72010-12-10 12:33:05 -080062 kDebugCaches = 2,
Kenny Root042f7d62011-07-13 09:49:43 -070063 kDebugMoreCaches = kDebugMemory | kDebugCaches
Romain Guye190aa62010-11-10 19:01:29 -080064};
65
Romain Guy4ff0cf42012-08-06 14:51:10 -070066/**
Romain Guy7c450aa2012-09-21 19:15:00 -070067 * Used to enable/disable layers update debugging. The accepted values are
Romain Guy4ff0cf42012-08-06 14:51:10 -070068 * "true" and "false". The default value is "false".
69 */
70#define PROPERTY_DEBUG_LAYERS_UPDATES "debug.hwui.show_layers_updates"
71
Romain Guy7c450aa2012-09-21 19:15:00 -070072/**
Romain Guy627c6fd2013-08-21 11:53:18 -070073 * Used to enable/disable overdraw debugging.
74 *
75 * The accepted values are
76 * "show", to show overdraw
77 * "show_deuteranomaly", to show overdraw if you suffer from Deuteranomaly
78 * "count", to show an overdraw counter
79 * "false", to disable overdraw debugging
80 *
81 * The default value is "false".
Romain Guy7c450aa2012-09-21 19:15:00 -070082 */
Romain Guy78dd96d2013-05-03 14:24:16 -070083#define PROPERTY_DEBUG_OVERDRAW "debug.hwui.overdraw"
Romain Guy7c450aa2012-09-21 19:15:00 -070084
Romain Guy87e2f7572012-09-24 11:37:12 -070085/**
Romain Guy31e08e92013-06-18 15:53:53 -070086 * Used to enable/disable PerfHUD ES profiling. The accepted values
87 * are "true" and "false". The default value is "false".
88 */
89#define PROPERTY_DEBUG_NV_PROFILING "debug.hwui.nv_profiling"
90
91/**
John Reckfe5e7b72014-05-23 17:42:28 -070092 * System property used to enable or disable hardware rendering profiling.
93 * The default value of this property is assumed to be false.
94 *
95 * When profiling is enabled, the adb shell dumpsys gfxinfo command will
96 * output extra information about the time taken to execute by the last
97 * frames.
98 *
99 * Possible values:
100 * "true", to enable profiling
101 * "visual_bars", to enable profiling and visualize the results on screen
102 * "false", to disable profiling
103 */
104#define PROPERTY_PROFILE "debug.hwui.profile"
105#define PROPERTY_PROFILE_VISUALIZE_BARS "visual_bars"
106
107/**
108 * System property used to specify the number of frames to be used
109 * when doing hardware rendering profiling.
110 * The default value of this property is #PROFILE_MAX_FRAMES.
111 *
112 * When profiling is enabled, the adb shell dumpsys gfxinfo command will
113 * output extra information about the time taken to execute by the last
114 * frames.
115 *
116 * Possible values:
117 * "60", to set the limit of frames to 60
118 */
119#define PROPERTY_PROFILE_MAXFRAMES "debug.hwui.profile.maxframes"
120
121/**
Romain Guy3ff0bfd2013-02-25 14:15:37 -0800122 * Used to enable/disable non-rectangular clipping debugging.
123 *
124 * The accepted values are:
125 * "highlight", drawing commands clipped by the stencil will
126 * be colored differently
127 * "region", renders the clipping region on screen whenever
128 * the stencil is set
129 * "hide", don't show the clip
130 *
131 * The default value is "hide".
132 */
Romain Guy08bca882013-02-25 16:21:30 -0800133#define PROPERTY_DEBUG_STENCIL_CLIP "debug.hwui.show_non_rect_clip"
Romain Guy3ff0bfd2013-02-25 14:15:37 -0800134
135/**
John Reck23d307c2014-10-27 12:38:48 -0700136 * Turn on to draw dirty regions every other frame.
137 *
138 * Possible values:
139 * "true", to enable dirty regions debugging
140 * "false", to disable dirty regions debugging
141 */
142#define PROPERTY_DEBUG_SHOW_DIRTY_REGIONS "debug.hwui.show_dirty_regions"
143
144/**
Romain Guycf51a412013-04-08 19:40:31 -0700145 * Disables draw operation deferral if set to "true", forcing draw
146 * commands to be issued to OpenGL in order, and processed in sequence
147 * with state-manipulation canvas commands.
148 */
149#define PROPERTY_DISABLE_DRAW_DEFER "debug.hwui.disable_draw_defer"
150
151/**
152 * Used to disable draw operation reordering when deferring draw operations
153 * Has no effect if PROPERTY_DISABLE_DRAW_DEFER is set to "true"
154 */
155#define PROPERTY_DISABLE_DRAW_REORDER "debug.hwui.disable_draw_reorder"
156
157///////////////////////////////////////////////////////////////////////////////
158// Runtime configuration properties
159///////////////////////////////////////////////////////////////////////////////
160
161/**
Romain Guy87e2f7572012-09-24 11:37:12 -0700162 * Used to enable/disable scissor optimization. The accepted values are
163 * "true" and "false". The default value is "false".
164 *
165 * When scissor optimization is enabled, OpenGLRenderer will attempt to
166 * minimize the use of scissor by selectively enabling and disabling the
167 * GL scissor test.
168 * When the optimization is disabled, OpenGLRenderer will keep the GL
169 * scissor test enabled and change the scissor rect as needed.
170 * Some GPUs (for instance the SGX 540) perform better when changing
171 * the scissor rect often than when enabling/disabling the scissor test
172 * often.
173 */
174#define PROPERTY_DISABLE_SCISSOR_OPTIMIZATION "ro.hwui.disable_scissor_opt"
175
Chris Craikc3566d02013-02-04 16:16:33 -0800176/**
Romain Guycf51a412013-04-08 19:40:31 -0700177 * Indicates whether PBOs can be used to back pixel buffers.
Romain Guyf9f00162013-05-09 11:50:12 -0700178 * Accepted values are "true" and "false". Default is true.
Chris Craikc3566d02013-02-04 16:16:33 -0800179 */
Romain Guyf9f00162013-05-09 11:50:12 -0700180#define PROPERTY_ENABLE_GPU_PIXEL_BUFFERS "ro.hwui.use_gpu_pixel_buffers"
Chris Craikc3566d02013-02-04 16:16:33 -0800181
Romain Guy51769a62010-07-23 00:28:00 -0700182// These properties are defined in mega-bytes
183#define PROPERTY_TEXTURE_CACHE_SIZE "ro.hwui.texture_cache_size"
184#define PROPERTY_LAYER_CACHE_SIZE "ro.hwui.layer_cache_size"
Romain Guy8d4aeb72013-02-12 16:08:55 -0800185#define PROPERTY_RENDER_BUFFER_CACHE_SIZE "ro.hwui.r_buffer_cache_size"
Romain Guy51769a62010-07-23 00:28:00 -0700186#define PROPERTY_GRADIENT_CACHE_SIZE "ro.hwui.gradient_cache_size"
Romain Guy7fbcc042010-08-04 15:40:07 -0700187#define PROPERTY_PATH_CACHE_SIZE "ro.hwui.path_cache_size"
Chris Craik05f3d6e2014-06-02 16:27:04 -0700188#define PROPERTY_VERTEX_CACHE_SIZE "ro.hwui.vertex_cache_size"
Romain Guy3b748a42013-04-17 18:54:38 -0700189#define PROPERTY_PATCH_CACHE_SIZE "ro.hwui.patch_cache_size"
Romain Guy1e45aae2010-08-13 19:39:53 -0700190#define PROPERTY_DROP_SHADOW_CACHE_SIZE "ro.hwui.drop_shadow_cache_size"
Romain Guye2d345e2010-09-24 18:39:22 -0700191#define PROPERTY_FBO_CACHE_SIZE "ro.hwui.fbo_cache_size"
Romain Guy51769a62010-07-23 00:28:00 -0700192
Romain Guyeca0ca22011-11-04 15:12:29 -0700193// These properties are defined in percentage (range 0..1)
Romain Guy115096f2013-03-19 11:32:41 -0700194#define PROPERTY_TEXTURE_CACHE_FLUSH_RATE "ro.hwui.texture_cache_flushrate"
Romain Guyeca0ca22011-11-04 15:12:29 -0700195
Romain Guy51769a62010-07-23 00:28:00 -0700196// These properties are defined in pixels
Chet Haaseeb32a492012-08-31 13:54:03 -0700197#define PROPERTY_TEXT_SMALL_CACHE_WIDTH "ro.hwui.text_small_cache_width"
198#define PROPERTY_TEXT_SMALL_CACHE_HEIGHT "ro.hwui.text_small_cache_height"
199#define PROPERTY_TEXT_LARGE_CACHE_WIDTH "ro.hwui.text_large_cache_width"
200#define PROPERTY_TEXT_LARGE_CACHE_HEIGHT "ro.hwui.text_large_cache_height"
Romain Guy51769a62010-07-23 00:28:00 -0700201
Romain Guyb1d0a4e2012-07-13 18:25:35 -0700202// Indicates whether gamma correction should be applied in the shaders
Romain Guy6e25e382012-07-18 15:50:29 -0700203// or in lookup tables. Accepted values:
204//
205// - "lookup3", correction based on lookup tables. Gamma correction
206// is different for black and white text (see thresholds below)
207//
208// - "lookup", correction based on a single lookup table
209//
210// - "shader3", correction applied by a GLSL shader. Gamma correction
211// is different for black and white text (see thresholds below)
212//
213// - "shader", correction applied by a GLSL shader
214//
215// See PROPERTY_TEXT_GAMMA, PROPERTY_TEXT_BLACK_GAMMA_THRESHOLD and
216// PROPERTY_TEXT_WHITE_GAMMA_THRESHOLD for more control.
Romain Guydfab50d2012-07-18 17:06:37 -0700217#define PROPERTY_TEXT_GAMMA_METHOD "hwui.text_gamma_correction"
218#define DEFAULT_TEXT_GAMMA_METHOD "lookup"
Romain Guyb1d0a4e2012-07-13 18:25:35 -0700219
Romain Guyb45c0c92010-08-26 20:35:23 -0700220// Gamma (>= 1.0, <= 10.0)
Romain Guy6e25e382012-07-18 15:50:29 -0700221#define PROPERTY_TEXT_GAMMA "hwui.text_gamma"
222// Luminance threshold below which black gamma correction is applied. Range: [0..255]
223#define PROPERTY_TEXT_BLACK_GAMMA_THRESHOLD "hwui.text_gamma.black_threshold"
224// Lumincance threshold above which white gamma correction is applied. Range: [0..255]
225#define PROPERTY_TEXT_WHITE_GAMMA_THRESHOLD "hwui.text_gamma.white_threshold"
Romain Guyb45c0c92010-08-26 20:35:23 -0700226
Romain Guycf51a412013-04-08 19:40:31 -0700227///////////////////////////////////////////////////////////////////////////////
228// Default property values
229///////////////////////////////////////////////////////////////////////////////
Romain Guyfb8b7632010-08-23 21:05:08 -0700230
Romain Guy09b7c912011-02-02 20:28:09 -0800231#define DEFAULT_TEXTURE_CACHE_SIZE 24.0f
Romain Guy65b345f2011-07-27 18:51:50 -0700232#define DEFAULT_LAYER_CACHE_SIZE 16.0f
Romain Guy8d4aeb72013-02-12 16:08:55 -0800233#define DEFAULT_RENDER_BUFFER_CACHE_SIZE 2.0f
Romain Guyc46d07a2013-03-15 19:06:39 -0700234#define DEFAULT_PATH_CACHE_SIZE 10.0f
Chris Craik05f3d6e2014-06-02 16:27:04 -0700235#define DEFAULT_VERTEX_CACHE_SIZE 1.0f
Romain Guy3b748a42013-04-17 18:54:38 -0700236#define DEFAULT_PATCH_CACHE_SIZE 128 // in kB
Romain Guyfb8b7632010-08-23 21:05:08 -0700237#define DEFAULT_GRADIENT_CACHE_SIZE 0.5f
238#define DEFAULT_DROP_SHADOW_CACHE_SIZE 2.0f
John Recke9cd97e2014-09-17 14:09:26 -0700239#define DEFAULT_FBO_CACHE_SIZE 0
Romain Guyfb8b7632010-08-23 21:05:08 -0700240
Romain Guyeca0ca22011-11-04 15:12:29 -0700241#define DEFAULT_TEXTURE_CACHE_FLUSH_RATE 0.6f
242
Romain Guyb45c0c92010-08-26 20:35:23 -0700243#define DEFAULT_TEXT_GAMMA 1.4f
244#define DEFAULT_TEXT_BLACK_GAMMA_THRESHOLD 64
245#define DEFAULT_TEXT_WHITE_GAMMA_THRESHOLD 192
246
Romain Guycf51a412013-04-08 19:40:31 -0700247///////////////////////////////////////////////////////////////////////////////
248// Misc
249///////////////////////////////////////////////////////////////////////////////
250
251// Converts a number of mega-bytes into bytes
252#define MB(s) s * 1024 * 1024
Romain Guy3b748a42013-04-17 18:54:38 -0700253// Converts a number of kilo-bytes into bytes
254#define KB(s) s * 1024
Romain Guycf51a412013-04-08 19:40:31 -0700255
Andreas Gampe1e196742014-11-10 15:23:43 -0800256static inline DebugLevel readDebugLevel() {
Romain Guye190aa62010-11-10 19:01:29 -0800257 char property[PROPERTY_VALUE_MAX];
258 if (property_get(PROPERTY_DEBUG, property, NULL) > 0) {
259 return (DebugLevel) atoi(property);
260 }
261 return kDebugDisabled;
262}
263
Romain Guy5b3b3522010-10-27 18:57:51 -0700264#endif // ANDROID_HWUI_PROPERTIES_H