Shadow intensity can be set in video options.

Tilesets can set their own default shadow intensity with <shadow-intensity value="0.3"/>.
ShadowAlpha is beeing removed form ini files

mk/linux/glest.ini

@@ -69,7 +69,6 @@ RefreshFrequency=75
 ScreenHeight=600
 ScreenWidth=800
 ServerIp=192.168.0.107
-ShadowAlpha=0.2
 ShadowFrameSkip=2
 ShadowTextureSize=512
 Shadows=Projected

source/glest_game/graphics/renderer.cpp

@@ -168,7 +168,7 @@ Renderer::Renderer() : BaseRenderer() {
 	//assert(0==1);
 
 	Renderer::rendererEnded = false;
-	shadowAlpha = 0;
+	shadowIntensity = 0;
 	shadowFrameSkip = 0;
 	triangleCount = 0;
 	smoothedRenderFps = 0;
@@ -6957,7 +6957,11 @@ void Renderer::renderShadowsToTexture(const int renderFps){
 				glClear(GL_DEPTH_BUFFER_BIT);
 			}
 			else {
-				float color= 1.0f-shadowAlpha;
+				float shadowIntensityToSet=shadowIntensity*game->getWorld()->getTileset()->getShadowIntense();
+				if(shadowIntensityToSet > 1.0f){
+					shadowIntensityToSet=1.0f;
+				}
+				float color= 1.0f-shadowIntensityToSet;
 				glColor3f(color, color, color);
 				glClearColor(1.f, 1.f, 1.f, 1.f);
 				glDisable(GL_DEPTH_TEST);
@@ -7256,7 +7260,7 @@ void Renderer::loadConfig() {
 	if(shadows==sProjected || shadows==sShadowMapping){
 		shadowTextureSize= config.getInt("ShadowTextureSize");
 		shadowFrameSkip= config.getInt("ShadowFrameSkip");
-		shadowAlpha= config.getFloat("ShadowAlpha");
+		shadowIntensity= config.getFloat("ShadowIntensity","1.0");
 	}
 
 	//load filter settings

source/glest_game/graphics/renderer.h

@@ -248,7 +248,7 @@ private:
     bool photoMode;
 	int shadowTextureSize;
 	int shadowFrameSkip;
-	float shadowAlpha;
+	float shadowIntensity;
 	bool focusArrows;
 	bool textures3D;
 	Shadows shadows;

source/glest_game/menu/menu_state_options_graphics.cpp

@@ -151,7 +151,7 @@ MenuStateOptionsGraphics::MenuStateOptionsGraphics(Program *program, MainMenu *m
 		}
 		float gammaValue=config.getFloat("GammaValue","1.0");
 		if(gammaValue==0.0f) gammaValue=1.0f;
-		listBoxGammaCorrection.setSelectedItem(floatToStr(gammaValue));
+		listBoxGammaCorrection.setSelectedItem(floatToStr(gammaValue),false);
 
 		currentLine-=lineOffset;
 
@@ -215,6 +215,22 @@ MenuStateOptionsGraphics::MenuStateOptionsGraphics(Program *program, MainMenu *m
 		listBoxShadowTextureSize.setSelectedItem(intToStr(config.getInt("ShadowTextureSize","512")),false);
 		currentLine-=lineOffset;
 
+		//shadows
+		labelShadowIntensity.registerGraphicComponent(containerName,"labelShadowIntensity");
+		labelShadowIntensity.init(currentLabelStart, currentLine);
+		labelShadowIntensity.setText(lang.get("ShadowIntensity"));
+
+		listBoxShadowIntensity.registerGraphicComponent(containerName,"listBoxShadowIntensity");
+		listBoxShadowIntensity.init(currentColumnStart, currentLine, 200);
+		for (float f=0.5f;f<3.0f;f=f+0.1f) {
+			listBoxShadowIntensity.pushBackItem(floatToStr(f));
+		}
+		float shadowIntensity=config.getFloat("ShadowIntensity","1.0");
+		if(shadowIntensity<=0.0f) shadowIntensity=1.0f;
+		listBoxShadowIntensity.setSelectedItem(floatToStr(shadowIntensity),false);
+
+		currentLine-=lineOffset;
+
 		//textures 3d
 		labelTextures3D.registerGraphicComponent(containerName,"labelTextures3D");
 		labelTextures3D.init(currentLabelStart, currentLine);
@@ -399,6 +415,13 @@ void MenuStateOptionsGraphics::reloadUI() {
 	listBoxGammaCorrection.setItems(listboxData);
 
 
+	listboxData.clear();
+	for (float f=0.5;f<3.0f;f=f+0.1f) {
+		listboxData.push_back(floatToStr(f));
+	}
+	listBoxShadowIntensity.setItems(listboxData);
+
+
 	labelShadows.setText(lang.get("Shadows"));
 	labelShadowTextureSize.setText(lang.get("ShadowTextureSize"));
 
@@ -661,6 +684,7 @@ void MenuStateOptionsGraphics::mouseClick(int x, int y, MouseButton mouseButton)
 		listBoxShadows.mouseClick(x, y);
 		listBoxAnimatedTilesetObjects.mouseClick(x, y);
 		listBoxShadowTextureSize.mouseClick(x, y);
+		listBoxShadowIntensity.mouseClick(x, y);
 		listBoxFilter.mouseClick(x, y);
 		if(listBoxGammaCorrection.mouseClick(x, y)){
 			float gammaValue=strToFloat(listBoxGammaCorrection.getSelectedItem());
@@ -700,6 +724,7 @@ void MenuStateOptionsGraphics::mouseMove(int x, int y, const MouseState *ms){
 	buttonVideoInfo.mouseMove(x, y);
 	listBoxFilter.mouseMove(x, y);
 	listBoxGammaCorrection.mouseMove(x, y);
+	listBoxShadowIntensity.mouseMove(x, y);
 	listBoxSelectionType.mouseMove(x, y);
 	listBoxShadows.mouseMove(x, y);
 	checkBoxTextures3D.mouseMove(x, y);
@@ -775,6 +800,7 @@ void MenuStateOptionsGraphics::render(){
 		renderer.renderListBox(&listBoxLights);
 		renderer.renderListBox(&listBoxFilter);
 		renderer.renderListBox(&listBoxGammaCorrection);
+		renderer.renderListBox(&listBoxShadowIntensity);
 		renderer.renderLabel(&labelShadows);
 		renderer.renderLabel(&labelTextures3D);
 		renderer.renderLabel(&labelUnitParticles);
@@ -785,6 +811,7 @@ void MenuStateOptionsGraphics::render(){
 		renderer.renderLabel(&labelLights);
 		renderer.renderLabel(&labelFilter);
 		renderer.renderLabel(&labelGammaCorrection);
+		renderer.renderLabel(&labelShadowIntensity);
 		renderer.renderLabel(&labelScreenModes);
 		renderer.renderListBox(&listBoxScreenModes);
 		renderer.renderLabel(&labelFullscreenWindowed);
@@ -837,6 +864,7 @@ void MenuStateOptionsGraphics::saveConfig(){
 	config.setBool("Windowed", checkBoxFullscreenWindowed.getValue());
 	config.setString("Filter", listBoxFilter.getSelectedItem());
 	config.setFloat("GammaValue", strToFloat(listBoxGammaCorrection.getSelectedItem()));
+	config.setFloat("ShadowIntensity", strToFloat(listBoxShadowIntensity.getSelectedItem()));
 	config.setBool("Textures3D", checkBoxTextures3D.getValue());
 	config.setBool("UnitParticles", (checkBoxUnitParticles.getValue()));
 	config.setBool("TilesetParticles", (checkBoxTilesetParticles.getValue()));

source/glest_game/menu/menu_state_options_graphics.h

@@ -77,6 +77,9 @@ private:
 	GraphicLabel labelGammaCorrection;
 	GraphicListBox listBoxGammaCorrection;
 
+	GraphicLabel labelShadowIntensity;
+	GraphicListBox listBoxShadowIntensity;
+
 	GraphicLabel labelShadowTextureSize;
 	GraphicListBox listBoxShadowTextureSize;
 

source/glest_game/world/tileset.cpp

@@ -30,6 +30,7 @@ using namespace Shared::Graphics;
 namespace Glest{ namespace Game{
 
 const float Tileset::standardAirHeight= 5.0f;
+const float Tileset::standardShadowIntensity= 0.2f;
 // =====================================================
 // 	class AmbientSounds
 // =====================================================
@@ -421,6 +422,13 @@ void Tileset::load(const string &dir, Checksum *checksum, Checksum *tilesetCheck
 		moonLightColor.y= moonLightColorNode->getAttribute("green")->getFloatValue();
 		moonLightColor.z= moonLightColorNode->getAttribute("blue")->getFloatValue();
 
+		if(parametersNode->hasChild("shadow-intensity")) {
+			const XmlNode *shadowIntenseNode= parametersNode->getChild("shadow-intensity");
+			shadowIntensity= shadowIntenseNode->getAttribute("value")->getFloatValue();
+		} else {
+			shadowIntensity=standardShadowIntensity;
+		}
+
 		if(SystemFlags::getSystemSettingType(SystemFlags::debugSystem).enabled) SystemFlags::OutputDebug(SystemFlags::debugSystem,"In [%s::%s Line: %d]\n",__FILE__,__FUNCTION__,__LINE__);
 
 		//weather

source/glest_game/world/tileset.h

@@ -121,6 +121,7 @@ public:
 	static const int objCount= 10;
 	static const int transitionVars= 2; //number or different transition textures
 	static const float standardAirHeight;
+	static const float standardShadowIntensity;
 
 public:
 	typedef vector<float> SurfProbs;
@@ -145,6 +146,7 @@ private:
 	Vec3f fogColor;
 	Vec3f sunLightColor;
 	Vec3f moonLightColor;
+	float shadowIntensity;
 	Weather weather;
 	float airHeight;
 
@@ -162,6 +164,7 @@ public:
 		fogDensity = 0.0f;
 		weather= wSunny;
 		airHeight= standardAirHeight;
+		shadowIntensity= standardShadowIntensity;
 
 		for(int index = 0; index < surfCount; ++index) {
 			partsArray[index] = 0;
@@ -187,6 +190,7 @@ public:
 	const Vec3f &getFogColor() const				{return fogColor;}
 	const Vec3f &getSunLightColor() const			{return sunLightColor;}
 	const Vec3f &getMoonLightColor() const			{return moonLightColor;}
+	float getShadowIntense()const  {return shadowIntensity;}
 	Weather getWeather() const						{return weather;}
 	void setWeather(Weather value) { weather = value; }