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/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_HWUI_PROPERTIES_H
#define ANDROID_HWUI_PROPERTIES_H
#include <cutils/properties.h>
#include <stdlib.h>
/**
* This file contains the list of system properties used to configure
* the OpenGLRenderer.
*/
// If turned on, layers drawn inside FBOs are optimized with regions
#define RENDER_LAYERS_AS_REGIONS 1
// If turned on, text is interpreted as glyphs instead of UTF-16
#define RENDER_TEXT_AS_GLYPHS 1
// Indicates whether to remove the biggest layers first, or the smaller ones
#define LAYER_REMOVE_BIGGEST_FIRST 0
// Textures used by layers must have dimensions multiples of this number
#define LAYER_SIZE 64
/**
* Debug level for app developers.
*/
#define PROPERTY_DEBUG "hwui.debug_level"
/**
* Debug levels. Debug levels are used as flags.
*/
enum DebugLevel {
kDebugDisabled = 0,
kDebugMemory = 1,
kDebugCaches = 2,
kDebugMoreCaches = kDebugMemory | kDebugCaches
};
// These properties are defined in mega-bytes
#define PROPERTY_TEXTURE_CACHE_SIZE "ro.hwui.texture_cache_size"
#define PROPERTY_LAYER_CACHE_SIZE "ro.hwui.layer_cache_size"
#define PROPERTY_GRADIENT_CACHE_SIZE "ro.hwui.gradient_cache_size"
#define PROPERTY_PATH_CACHE_SIZE "ro.hwui.path_cache_size"
#define PROPERTY_SHAPE_CACHE_SIZE "ro.hwui.shape_cache_size"
#define PROPERTY_DROP_SHADOW_CACHE_SIZE "ro.hwui.drop_shadow_cache_size"
#define PROPERTY_FBO_CACHE_SIZE "ro.hwui.fbo_cache_size"
// These properties are defined in percentage (range 0..1)
#define PROPERTY_TEXTURE_CACHE_FLUSH_RATE "ro.hwui.texture_cache_flush_rate"
// These properties are defined in pixels
#define PROPERTY_TEXT_CACHE_WIDTH "ro.hwui.text_cache_width"
#define PROPERTY_TEXT_CACHE_HEIGHT "ro.hwui.text_cache_height"
// Gamma (>= 1.0, <= 10.0)
#define PROPERTY_TEXT_GAMMA "ro.text_gamma"
#define PROPERTY_TEXT_BLACK_GAMMA_THRESHOLD "ro.text_gamma.black_threshold"
#define PROPERTY_TEXT_WHITE_GAMMA_THRESHOLD "ro.text_gamma.white_threshold"
// Converts a number of mega-bytes into bytes
#define MB(s) s * 1024 * 1024
#define DEFAULT_TEXTURE_CACHE_SIZE 24.0f
#define DEFAULT_LAYER_CACHE_SIZE 16.0f
#define DEFAULT_PATH_CACHE_SIZE 4.0f
#define DEFAULT_SHAPE_CACHE_SIZE 1.0f
#define DEFAULT_PATCH_CACHE_SIZE 512
#define DEFAULT_GRADIENT_CACHE_SIZE 0.5f
#define DEFAULT_DROP_SHADOW_CACHE_SIZE 2.0f
#define DEFAULT_FBO_CACHE_SIZE 16
#define DEFAULT_TEXTURE_CACHE_FLUSH_RATE 0.6f
#define DEFAULT_TEXT_GAMMA 1.4f
#define DEFAULT_TEXT_BLACK_GAMMA_THRESHOLD 64
#define DEFAULT_TEXT_WHITE_GAMMA_THRESHOLD 192
static DebugLevel readDebugLevel() {
char property[PROPERTY_VALUE_MAX];
if (property_get(PROPERTY_DEBUG, property, NULL) > 0) {
return (DebugLevel) atoi(property);
}
return kDebugDisabled;
}
#endif // ANDROID_HWUI_PROPERTIES_H