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Commit dfab50d8 authored by Romain Guy's avatar Romain Guy
Browse files

Tweak text gamma correction 

Change-Id: Icd3326e6a054d6020c3ed61c8459394bc87401dd
parent 2e6f5ca7

libs/hwui/GammaFontRenderer.cpp

+4 −4
Original line number Diff line number Diff line
@@ -42,13 +42,13 @@ static int luminance(const SkPaint* paint) { 
GammaFontRenderer* GammaFontRenderer::createRenderer() {

    // Choose the best renderer

    char property[PROPERTY_VALUE_MAX];

    if (property_get(PROPERTY_TEXT_GAMMA_SHADER, property, DEFAULT_TEXT_GAMMA_SHADER) > 0) {

        if (!strcasecmp(property, "shader")) {

    if (property_get(PROPERTY_TEXT_GAMMA_METHOD, property, DEFAULT_TEXT_GAMMA_METHOD) > 0) {

        if (!strcasecmp(property, "lookup")) {

            return new LookupGammaFontRenderer();

        } else if (!strcasecmp(property, "shader")) {

            return new ShaderGammaFontRenderer(false);

        } else if (!strcasecmp(property, "shader3")) {

            return new ShaderGammaFontRenderer(true);

        } else if (!strcasecmp(property, "lookup")) {

            return new LookupGammaFontRenderer();

        }

    }

libs/hwui/Properties.h

+2 −3
Original line number Diff line number Diff line
@@ -88,7 +88,8 @@ enum DebugLevel { 
//

// See PROPERTY_TEXT_GAMMA, PROPERTY_TEXT_BLACK_GAMMA_THRESHOLD and

// PROPERTY_TEXT_WHITE_GAMMA_THRESHOLD for more control.

#define PROPERTY_TEXT_GAMMA_SHADER "hwui.text_gamma_correction"

#define PROPERTY_TEXT_GAMMA_METHOD "hwui.text_gamma_correction"

#define DEFAULT_TEXT_GAMMA_METHOD "lookup"



// Gamma (>= 1.0, <= 10.0)

#define PROPERTY_TEXT_GAMMA "hwui.text_gamma"
@@ -111,8 +112,6 @@ enum DebugLevel { 


#define DEFAULT_TEXTURE_CACHE_FLUSH_RATE 0.6f



#define DEFAULT_TEXT_GAMMA_SHADER "false"



#define DEFAULT_TEXT_GAMMA 1.4f

#define DEFAULT_TEXT_BLACK_GAMMA_THRESHOLD 64

#define DEFAULT_TEXT_WHITE_GAMMA_THRESHOLD 192