打开R.E管理器

根目录找到system文件夹

在中间加入楼下文本

ro.hwui.drop_shadow_cache_size=10
ro.hwui.gradient_cache_size=4
ro.hwui.layer_cache_size=50
ro.hwui.path_cache_size=30
ro.hwui.patch_cache_size=512
ro.hwui.shape_cache_size=8
ro.hwui.r_buffer_cache_size=20
ro.hwui.text_large_cache_height=2048
ro.hwui.text_large_cache_width=4096
ro.hwui.text_small_cache_height=2048
ro.hwui.text_small_cache_width=4096
ro.hwui.text_gamma_correction=shader3
ro.hwui.text_gamma=1.8
ro.hwui.text_gamma.black_threshold=128
ro.hwui.text_gamma.white_threshold=128
ro.hwui.texture_cache_flushrate=0.5
ro.hwui.fbo_cache_size=20 ro.hwui.texture_cache_size=160
ro.build.version.hardware.support=0x7F。

保存退出，重启

楼下这段也可以

# guide us.
# http://source.android.com/devices/tuning.html
ro.hwui.drop_shadow_cache_size=5
ro.hwui.gradient_cache_size=1
ro.hwui.layer_cache_size=40
ro.hwui.path_cache_size=24
ro.hwui.r_buffer_cache_size=4
ro.hwui.text_large_cache_height=1024
ro.hwui.text_large_cache_width=2048
ro.hwui.text_small_cache_height=1024
ro.hwui.text_small_cache_width=1024
ro.hwui.texture_cache_flushrate=0.5
ro.hwui.fbo_cache_size=20
ro.hwui.texture_cache_size=72
ro.build.version.hardware.support=0x7F