set_sky improvements, set_sun, set_moon and set_stars

5 files changed, 619 insertions, 283 deletions

diff --git a/src/client/client.h b/src/client/client.h
index 2933a46e0..1291b944c 100644
--- a/src/client/client.h
+++ b/src/client/client.h
@@ -218,6 +218,9 @@ public:
 	void handleCommand_HudSetFlags(NetworkPacket* pkt);
 	void handleCommand_HudSetParam(NetworkPacket* pkt);
 	void handleCommand_HudSetSky(NetworkPacket* pkt);
+	void handleCommand_HudSetSun(NetworkPacket* pkt);
+	void handleCommand_HudSetMoon(NetworkPacket* pkt);
+	void handleCommand_HudSetStars(NetworkPacket* pkt);
 	void handleCommand_CloudParams(NetworkPacket* pkt);
 	void handleCommand_OverrideDayNightRatio(NetworkPacket* pkt);
 	void handleCommand_LocalPlayerAnimations(NetworkPacket* pkt);
diff --git a/src/client/clientevent.h b/src/client/clientevent.h
index 69e8838b4..f5689c25b 100644
--- a/src/client/clientevent.h
+++ b/src/client/clientevent.h
@@ -22,6 +22,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <string>
 #include "irrlichttypes_bloated.h"
 #include "hud.h"
+#include "skyparams.h"
 
 enum ClientEventType : u8
 {
@@ -38,6 +39,9 @@ enum ClientEventType : u8
 	CE_HUDRM,
 	CE_HUDCHANGE,
 	CE_SET_SKY,
+	CE_SET_SUN,
+	CE_SET_MOON,
+	CE_SET_STARS,
 	CE_OVERRIDE_DAY_NIGHT_RATIO,
 	CE_CLOUD_PARAMS,
 	CLIENTEVENT_MAX,
@@ -147,13 +151,7 @@ struct ClientEvent
 			v3f *v3fdata;
 			v2s32 *v2s32data;
 		} hudchange;
-		struct
-		{
-			video::SColor *bgcolor;
-			std::string *type;
-			std::vector<std::string> *params;
-			bool clouds;
-		} set_sky;
+		SkyboxParams *set_sky;
 		struct
 		{
 			bool do_override;
@@ -169,5 +167,8 @@ struct ClientEvent
 			f32 speed_x;
 			f32 speed_y;
 		} cloud_params;
+		SunParams *sun_params;
+		MoonParams *moon_params;
+		StarParams *star_params;
 	};
 };
diff --git a/src/client/game.cpp b/src/client/game.cpp
index e3e0e1150..32291c7ef 100644
--- a/src/client/game.cpp
+++ b/src/client/game.cpp
@@ -811,6 +811,9 @@ private:
 	void handleClientEvent_HudRemove(ClientEvent *event, CameraOrientation *cam);
 	void handleClientEvent_HudChange(ClientEvent *event, CameraOrientation *cam);
 	void handleClientEvent_SetSky(ClientEvent *event, CameraOrientation *cam);
+	void handleClientEvent_SetSun(ClientEvent *event, CameraOrientation *cam);
+	void handleClientEvent_SetMoon(ClientEvent *event, CameraOrientation *cam);
+	void handleClientEvent_SetStars(ClientEvent *event, CameraOrientation *cam);
 	void handleClientEvent_OverrideDayNigthRatio(ClientEvent *event,
 		CameraOrientation *cam);
 	void handleClientEvent_CloudParams(ClientEvent *event, CameraOrientation *cam);
@@ -2523,6 +2526,9 @@ const ClientEventHandler Game::clientEventHandler[CLIENTEVENT_MAX] = {
 	{&Game::handleClientEvent_HudRemove},
 	{&Game::handleClientEvent_HudChange},
 	{&Game::handleClientEvent_SetSky},
+	{&Game::handleClientEvent_SetSun},
+	{&Game::handleClientEvent_SetMoon},
+	{&Game::handleClientEvent_SetStars},
 	{&Game::handleClientEvent_OverrideDayNigthRatio},
 	{&Game::handleClientEvent_CloudParams},
 };
@@ -2744,41 +2750,85 @@ void Game::handleClientEvent_HudChange(ClientEvent *event, CameraOrientation *ca
 void Game::handleClientEvent_SetSky(ClientEvent *event, CameraOrientation *cam)
 {
 	sky->setVisible(false);
-	// Whether clouds are visible in front of a custom skybox
-	sky->setCloudsEnabled(event->set_sky.clouds);
+	// Whether clouds are visible in front of a custom skybox.
+	sky->setCloudsEnabled(event->set_sky->clouds);
 
 	if (skybox) {
 		skybox->remove();
 		skybox = NULL;
 	}
-
+	// Clear the old textures out in case we switch rendering type.
+	sky->clearSkyboxTextures();
 	// Handle according to type
-	if (*event->set_sky.type == "regular") {
+	if (event->set_sky->type == "regular") {
+		// Shows the mesh skybox
 		sky->setVisible(true);
-		sky->setCloudsEnabled(true);
-	} else if (*event->set_sky.type == "skybox" &&
-		event->set_sky.params->size() == 6) {
-		sky->setFallbackBgColor(*event->set_sky.bgcolor);
-		skybox = RenderingEngine::get_scene_manager()->addSkyBoxSceneNode(
-			texture_src->getTextureForMesh((*event->set_sky.params)[0]),
-			texture_src->getTextureForMesh((*event->set_sky.params)[1]),
-			texture_src->getTextureForMesh((*event->set_sky.params)[2]),
-			texture_src->getTextureForMesh((*event->set_sky.params)[3]),
-			texture_src->getTextureForMesh((*event->set_sky.params)[4]),
-			texture_src->getTextureForMesh((*event->set_sky.params)[5]));
-	}
-		// Handle everything else as plain color
-	else {
-		if (*event->set_sky.type != "plain")
+		// Update mesh based skybox colours if applicable.
+		sky->setSkyColors(*event->set_sky);
+		sky->setHorizonTint(
+			event->set_sky->sun_tint,
+			event->set_sky->moon_tint,
+			event->set_sky->tint_type
+		);
+	} else if (event->set_sky->type == "skybox" &&
+			event->set_sky->textures.size() == 6) {
+		// Disable the dyanmic mesh skybox:
+		sky->setVisible(false);
+		// Set fog colors:
+		sky->setFallbackBgColor(event->set_sky->bgcolor);
+		// Set sunrise and sunset fog tinting:
+		sky->setHorizonTint(
+			event->set_sky->sun_tint,
+			event->set_sky->moon_tint,
+			event->set_sky->tint_type
+		);
+		// Add textures to skybox.
+		for (int i = 0; i < 6; i++)
+			sky->addTextureToSkybox(event->set_sky->textures[i], i, texture_src);
+	} else {
+		// Handle everything else as plain color.
+		if (event->set_sky->type != "plain")
 			infostream << "Unknown sky type: "
-				<< (*event->set_sky.type) << std::endl;
-
-		sky->setFallbackBgColor(*event->set_sky.bgcolor);
+				<< (event->set_sky->type) << std::endl;
+		sky->setVisible(false);
+		sky->setFallbackBgColor(event->set_sky->bgcolor);
+		// Disable directional sun/moon tinting on plain or invalid skyboxes.
+		sky->setHorizonTint(
+			event->set_sky->bgcolor,
+			event->set_sky->bgcolor,
+			"custom"
+		);
 	}
+	delete event->set_sky;
+}
 
-	delete event->set_sky.bgcolor;
-	delete event->set_sky.type;
-	delete event->set_sky.params;
+void Game::handleClientEvent_SetSun(ClientEvent *event, CameraOrientation *cam)
+{
+	sky->setSunVisible(event->sun_params->visible);
+	sky->setSunTexture(event->sun_params->texture,
+		event->sun_params->tonemap, texture_src);
+	sky->setSunScale(event->sun_params->scale);
+	sky->setSunriseVisible(event->sun_params->sunrise_visible);
+	sky->setSunriseTexture(event->sun_params->sunrise, texture_src);
+	delete event->sun_params;
+}
+
+void Game::handleClientEvent_SetMoon(ClientEvent *event, CameraOrientation *cam)
+{
+	sky->setMoonVisible(event->moon_params->visible);
+	sky->setMoonTexture(event->moon_params->texture,
+		event->moon_params->tonemap, texture_src);
+	sky->setMoonScale(event->moon_params->scale);
+	delete event->moon_params;
+}
+
+void Game::handleClientEvent_SetStars(ClientEvent *event, CameraOrientation *cam)
+{
+	sky->setStarsVisible(event->star_params->visible);
+	sky->setStarCount(event->star_params->count, false);
+	sky->setStarColor(event->star_params->starcolor);
+	sky->setStarScale(event->star_params->scale);
+	delete event->star_params;
 }
 
 void Game::handleClientEvent_OverrideDayNigthRatio(ClientEvent *event,
@@ -3706,7 +3756,7 @@ void Game::updateFrame(ProfilerGraph *graph, RunStats *stats, f32 dtime,
 				video::SColor clouds_dark = clouds->getColor()
 						.getInterpolated(video::SColor(255, 0, 0, 0), 0.9);
 				sky->overrideColors(clouds_dark, clouds->getColor());
-				sky->setBodiesVisible(false);
+				sky->setInClouds(true);
 				runData.fog_range = std::fmin(runData.fog_range * 0.5f, 32.0f * BS);
 				// do not draw clouds after all
 				clouds->setVisible(false);
diff --git a/src/client/sky.cpp b/src/client/sky.cpp
index b7f0b4c33..f2cab2f0f 100644
--- a/src/client/sky.cpp
+++ b/src/client/sky.cpp
@@ -18,22 +18,23 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 */
 
 #include "sky.h"
+#include "ITexture.h"
 #include "IVideoDriver.h"
 #include "ISceneManager.h"
 #include "ICameraSceneNode.h"
 #include "S3DVertex.h"
 #include "client/tile.h"
-#include "noise.h"  // easeCurve
+#include "noise.h" // easeCurve
 #include "profiler.h"
 #include "util/numeric.h"
 #include <cmath>
 #include "client/renderingengine.h"
 #include "settings.h"
-#include "camera.h"  // CameraModes
+#include "camera.h" // CameraModes
 #include "config.h"
+using namespace irr::core;
 
-
-Sky::Sky(s32 id, ITextureSource *tsrc):
+Sky::Sky(s32 id, ITextureSource *tsrc) :
 		scene::ISceneNode(RenderingEngine::get_scene_manager()->getRootSceneNode(),
 			RenderingEngine::get_scene_manager(), id)
 {
@@ -67,44 +68,51 @@ Sky::Sky(s32 id, ITextureSource *tsrc):
 	m_materials[2].MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
 	//m_materials[2].MaterialType = video::EMT_TRANSPARENT_ADD_COLOR;
 
-	m_sun_texture = tsrc->isKnownSourceImage("sun.png") ?
-		tsrc->getTextureForMesh("sun.png") : NULL;
-	m_moon_texture = tsrc->isKnownSourceImage("moon.png") ?
-		tsrc->getTextureForMesh("moon.png") : NULL;
-	m_sun_tonemap = tsrc->isKnownSourceImage("sun_tonemap.png") ?
-		tsrc->getTexture("sun_tonemap.png") : NULL;
-	m_moon_tonemap = tsrc->isKnownSourceImage("moon_tonemap.png") ?
-		tsrc->getTexture("moon_tonemap.png") : NULL;
+	// Ensures that sun and moon textures and tonemaps are correct.
+	setSkyDefaults();
+	m_sun_texture = tsrc->isKnownSourceImage(m_sun_params.texture) ?
+		tsrc->getTextureForMesh(m_sun_params.texture) : NULL;
+	m_moon_texture = tsrc->isKnownSourceImage(m_moon_params.texture) ?
+		tsrc->getTextureForMesh(m_moon_params.texture) : NULL;
+	m_sun_tonemap = tsrc->isKnownSourceImage(m_sun_params.tonemap) ?
+		tsrc->getTexture(m_sun_params.tonemap) : NULL;
+	m_moon_tonemap = tsrc->isKnownSourceImage(m_moon_params.tonemap) ?
+		tsrc->getTexture(m_moon_params.tonemap) : NULL;
 
 	if (m_sun_texture) {
 		m_materials[3] = mat;
 		m_materials[3].setTexture(0, m_sun_texture);
 		m_materials[3].MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
+		// Disables texture filtering
+		m_materials[3].setFlag(video::E_MATERIAL_FLAG::EMF_BILINEAR_FILTER, false);
+		m_materials[3].setFlag(video::E_MATERIAL_FLAG::EMF_TRILINEAR_FILTER, false);
+		m_materials[3].setFlag(video::E_MATERIAL_FLAG::EMF_ANISOTROPIC_FILTER, false);
+		// Use tonemaps if available
 		if (m_sun_tonemap)
 			m_materials[3].Lighting = true;
 	}
-
 	if (m_moon_texture) {
 		m_materials[4] = mat;
 		m_materials[4].setTexture(0, m_moon_texture);
 		m_materials[4].MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
+		// Disables texture filtering
+		m_materials[4].setFlag(video::E_MATERIAL_FLAG::EMF_BILINEAR_FILTER, false);
+		m_materials[4].setFlag(video::E_MATERIAL_FLAG::EMF_TRILINEAR_FILTER, false);
+		m_materials[4].setFlag(video::E_MATERIAL_FLAG::EMF_ANISOTROPIC_FILTER, false);
+		// Use tonemaps if available
 		if (m_moon_tonemap)
 			m_materials[4].Lighting = true;
 	}
 
-	for (v3f &star : m_stars) {
-		star = v3f(
-			myrand_range(-10000, 10000),
-			myrand_range(-10000, 10000),
-			myrand_range(-10000, 10000)
-		);
-		star.normalize();
+	for (int i = 5; i < 11; i++) {
+		m_materials[i] = mat;
+		m_materials[i].Lighting = true;
+		m_materials[i].MaterialType = video::EMT_SOLID;
 	}
-
 	m_directional_colored_fog = g_settings->getBool("directional_colored_fog");
+	setStarCount(1000, true);
 }
 
-
 void Sky::OnRegisterSceneNode()
 {
 	if (IsVisible)
@@ -113,12 +121,8 @@ void Sky::OnRegisterSceneNode()
 	scene::ISceneNode::OnRegisterSceneNode();
 }
 
-
 void Sky::render()
 {
-	if (!m_visible)
-		return;
-
 	video::IVideoDriver *driver = SceneManager->getVideoDriver();
 	scene::ICameraSceneNode *camera = SceneManager->getActiveCamera();
 
@@ -205,143 +209,103 @@ void Sky::render()
 
 		video::SColor cloudyfogcolor = m_bgcolor;
 
-		// Draw far cloudy fog thing blended with skycolor
-		for (u32 j = 0; j < 4; j++) {
-			video::SColor c = cloudyfogcolor.getInterpolated(m_skycolor, 0.45);
-			vertices[0] = video::S3DVertex(-1, 0.08, -1, 0, 0, 1, c, t, t);
-			vertices[1] = video::S3DVertex( 1, 0.08, -1, 0, 0, 1, c, o, t);
-			vertices[2] = video::S3DVertex( 1, 0.12, -1, 0, 0, 1, c, o, o);
-			vertices[3] = video::S3DVertex(-1, 0.12, -1, 0, 0, 1, c, t, o);
-			for (video::S3DVertex &vertex : vertices) {
-				if (j == 0)
-					// Don't switch
-					{}
-				else if (j == 1)
-					// Switch from -Z (south) to +X (east)
-					vertex.Pos.rotateXZBy(90);
-				else if (j == 2)
-					// Switch from -Z (south) to -X (west)
-					vertex.Pos.rotateXZBy(-90);
-				else
-					// Switch from -Z (south) to +Z (north)
-					vertex.Pos.rotateXZBy(-180);
-			}
-			driver->drawIndexedTriangleFan(&vertices[0], 4, indices, 2);
-		}
+		// Abort rendering if we're in the clouds.
+		// Stops rendering a pure white hole in the bottom of the skybox.
+		if (m_in_clouds)
+			return;
 
-		// Draw far cloudy fog thing at and below all horizons
-		for (u32 j = 0; j < 4; j++) {
-			video::SColor c = cloudyfogcolor;
-			vertices[0] = video::S3DVertex(-1, -1.0, -1, 0, 0, 1, c, t, t);
-			vertices[1] = video::S3DVertex( 1, -1.0, -1, 0, 0, 1, c, o, t);
-			vertices[2] = video::S3DVertex( 1, 0.08, -1, 0, 0, 1, c, o, o);
-			vertices[3] = video::S3DVertex(-1, 0.08, -1, 0, 0, 1, c, t, o);
-			for (video::S3DVertex &vertex : vertices) {
-				if (j == 0)
-					// Don't switch
-					{}
-				else if (j == 1)
-					// Switch from -Z (south) to +X (east)
-					vertex.Pos.rotateXZBy(90);
-				else if (j == 2)
-					// Switch from -Z (south) to -X (west)
-					vertex.Pos.rotateXZBy(-90);
-				else
-					// Switch from -Z (south) to +Z (north)
-					vertex.Pos.rotateXZBy(-180);
+		// Draw the six sided skybox,
+		if (m_sky_params.textures.size() == 6) {
+			for (u32 j = 5; j < 11; j++) {
+				video::SColor c(255, 255, 255, 255);
+				driver->setMaterial(m_materials[j]);
+				// Use 1.05 rather than 1.0 to avoid colliding with the
+				// sun, moon and stars, as this is a background skybox.
+				vertices[0] = video::S3DVertex(-1.05, -1.05, -1.05, 0, 0, 1, c, t, t);
+				vertices[1] = video::S3DVertex( 1.05, -1.05, -1.05, 0, 0, 1, c, o, t);
+				vertices[2] = video::S3DVertex( 1.05,  1.05, -1.05, 0, 0, 1, c, o, o);
+				vertices[3] = video::S3DVertex(-1.05,  1.05, -1.05, 0, 0, 1, c, t, o);
+				for (video::S3DVertex &vertex : vertices) {
+					if (j == 5) { // Top texture
+						vertex.Pos.rotateYZBy(90);
+						vertex.Pos.rotateXZBy(90);
+					} else if (j == 6) { // Bottom texture
+						vertex.Pos.rotateYZBy(-90);
+						vertex.Pos.rotateXZBy(90);
+					} else if (j == 7) { // Left texture
+						vertex.Pos.rotateXZBy(90);
+					} else if (j == 8) { // Right texture
+						vertex.Pos.rotateXZBy(-90);
+					} else if (j == 9) { // Front texture, do nothing
+						// Irrlicht doesn't like it when vertexes are left
+						// alone and not rotated for some reason.
+						vertex.Pos.rotateXZBy(0);
+					} else {// Back texture
+						vertex.Pos.rotateXZBy(180);
+					}
+				}
+				driver->drawIndexedTriangleFan(&vertices[0], 4, indices, 2);
 			}
-			driver->drawIndexedTriangleFan(&vertices[0], 4, indices, 2);
 		}
 
-		// If sun, moon and stars are (temporarily) disabled, abort here
-		if (!m_bodies_visible)
-			return;
-
-		// Draw stars before sun and moon to be behind them
-		do {
+		// Draw far cloudy fog thing blended with skycolor
+		if (m_visible) {
 			driver->setMaterial(m_materials[1]);
-			// Tune values so that stars first appear just after the sun
-			// disappears over the horizon, and disappear just before the sun 
-			// appears over the horizon.
-			// Also tune so that stars are at full brightness from time 20000 to 
-			// time 4000.
-			float starbrightness = MYMAX(0, MYMIN(1,
-				(0.25 - fabs(wicked_time_of_day < 0.5 ?
-				wicked_time_of_day : (1.0 - wicked_time_of_day))) * 20));
-			float f = starbrightness;
-			float d = 0.006f / 2.0f;
-			video::SColor starcolor(255, f * 90, f * 90, f * 90);
-			// Stars are only drawn when brighter than skycolor
-			if (starcolor.getBlue() < m_skycolor.getBlue())
-				break;
-#if ENABLE_GLES
-			u16 indices[SKY_STAR_COUNT * 3];
-			video::S3DVertex vertices[SKY_STAR_COUNT * 3];
-			for (u32 i = 0; i < SKY_STAR_COUNT; i++) {
-				indices[i * 3 + 0] = i * 3 + 0;
-				indices[i * 3 + 1] = i * 3 + 1;
-				indices[i * 3 + 2] = i * 3 + 2;
-				v3f r = m_stars[i];
-				core::CMatrix4<f32> a;
-				a.buildRotateFromTo(v3f(0, 1, 0), r);
-				v3f p = v3f(-d, 1, -d);
-				v3f p1 = v3f(d, 1, 0);
-				v3f p2 = v3f(-d, 1, d);
-				a.rotateVect(p);
-				a.rotateVect(p1);
-				a.rotateVect(p2);
-				p.rotateXYBy(wicked_time_of_day * 360 - 90);
-				p1.rotateXYBy(wicked_time_of_day * 360 - 90);
-				p2.rotateXYBy(wicked_time_of_day * 360 - 90);
-				vertices[i * 3 + 0].Pos = p;
-				vertices[i * 3 + 0].Color = starcolor;
-				vertices[i * 3 + 1].Pos = p1;
-				vertices[i * 3 + 1].Color = starcolor;
-				vertices[i * 3 + 2].Pos = p2;
-				vertices[i * 3 + 2].Color = starcolor;
+			for (u32 j = 0; j < 4; j++) {
+				video::SColor c = cloudyfogcolor.getInterpolated(m_skycolor, 0.45);
+				vertices[0] = video::S3DVertex(-1, 0.08, -1, 0, 0, 1, c, t, t);
+				vertices[1] = video::S3DVertex( 1, 0.08, -1, 0, 0, 1, c, o, t);
+				vertices[2] = video::S3DVertex( 1, 0.12, -1, 0, 0, 1, c, o, o);
+				vertices[3] = video::S3DVertex(-1, 0.12, -1, 0, 0, 1, c, t, o);
+				for (video::S3DVertex &vertex : vertices) {
+					if (j == 0)
+						// Don't switch
+						{}
+					else if (j == 1)
+						// Switch from -Z (south) to +X (east)
+						vertex.Pos.rotateXZBy(90);
+					else if (j == 2)
+						// Switch from -Z (south) to -X (west)
+						vertex.Pos.rotateXZBy(-90);
+					else
+						// Switch from -Z (south) to +Z (north)
+						vertex.Pos.rotateXZBy(-180);
+				}
+				driver->drawIndexedTriangleFan(&vertices[0], 4, indices, 2);
 			}
-			driver->drawIndexedTriangleList(vertices, SKY_STAR_COUNT * 3,
-					indices, SKY_STAR_COUNT);
-#else
-			u16 indices[SKY_STAR_COUNT * 4];
-			video::S3DVertex vertices[SKY_STAR_COUNT * 4];
-			for (u32 i = 0; i < SKY_STAR_COUNT; i++) {
-				indices[i * 4 + 0] = i * 4 + 0;
-				indices[i * 4 + 1] = i * 4 + 1;
-				indices[i * 4 + 2] = i * 4 + 2;
-				indices[i * 4 + 3] = i * 4 + 3;
-				v3f r = m_stars[i];
-				core::CMatrix4<f32> a;
-				a.buildRotateFromTo(v3f(0, 1, 0), r);
-				v3f p = v3f(-d, 1, -d);
-				v3f p1 = v3f( d, 1, -d);
-				v3f p2 = v3f( d, 1, d);
-				v3f p3 = v3f(-d, 1, d);
-				a.rotateVect(p);
-				a.rotateVect(p1);
-				a.rotateVect(p2);
-				a.rotateVect(p3);
-				p.rotateXYBy(wicked_time_of_day * 360 - 90);
-				p1.rotateXYBy(wicked_time_of_day * 360 - 90);
-				p2.rotateXYBy(wicked_time_of_day * 360 - 90);
-				p3.rotateXYBy(wicked_time_of_day * 360 - 90);
-				vertices[i * 4 + 0].Pos = p;
-				vertices[i * 4 + 0].Color = starcolor;
-				vertices[i * 4 + 1].Pos = p1;
-				vertices[i * 4 + 1].Color = starcolor;
-				vertices[i * 4 + 2].Pos = p2;
-				vertices[i * 4 + 2].Color = starcolor;
-				vertices[i * 4 + 3].Pos = p3;
-				vertices[i * 4 + 3].Color = starcolor;
+
+			// Draw far cloudy fog thing at and below all horizons
+			for (u32 j = 0; j < 4; j++) {
+				video::SColor c = cloudyfogcolor;
+				vertices[0] = video::S3DVertex(-1, -1.0, -1, 0, 0, 1, c, t, t);
+				vertices[1] = video::S3DVertex( 1, -1.0, -1, 0, 0, 1, c, o, t);
+				vertices[2] = video::S3DVertex( 1, 0.08, -1, 0, 0, 1, c, o, o);
+				vertices[3] = video::S3DVertex(-1, 0.08, -1, 0, 0, 1, c, t, o);
+				for (video::S3DVertex &vertex : vertices) {
+					if (j == 0)
+						// Don't switch
+						{}
+					else if (j == 1)
+						// Switch from -Z (south) to +X (east)
+						vertex.Pos.rotateXZBy(90);
+					else if (j == 2)
+						// Switch from -Z (south) to -X (west)
+						vertex.Pos.rotateXZBy(-90);
+					else
+						// Switch from -Z (south) to +Z (north)
+						vertex.Pos.rotateXZBy(-180);
+				}
+				driver->drawIndexedTriangleFan(&vertices[0], 4, indices, 2);
 			}
-			driver->drawVertexPrimitiveList(vertices, SKY_STAR_COUNT * 4,
-				indices, SKY_STAR_COUNT, video::EVT_STANDARD,
-				scene::EPT_QUADS, video::EIT_16BIT);
-#endif
-		} while (false);
+		}
+
+		// Draw stars before sun and moon to be behind them
+		if (m_star_params.visible)
+			draw_stars(driver, wicked_time_of_day);
 
-		// Draw sunrise/sunset horizon glow texture (textures/base/pack/sunrisebg.png)
-		{
+		// Draw sunrise/sunset horizon glow texture
+		// (textures/base/pack/sunrisebg.png)
+		if (m_sun_params.sunrise_visible) {
 			driver->setMaterial(m_materials[2]);
 			float mid1 = 0.25;
 			float mid = wicked_time_of_day < 0.5 ? mid1 : (1.0 - mid1);
@@ -366,53 +330,52 @@ void Sky::render()
 		}
 
 		// Draw sun
-		if (wicked_time_of_day > 0.15 && wicked_time_of_day < 0.85) {
+		if (m_sun_params.visible)
 			draw_sun(driver, sunsize, suncolor, suncolor2, wicked_time_of_day);
-		}
 
 		// Draw moon
-		if (wicked_time_of_day < 0.3 || wicked_time_of_day > 0.7) {
+		if (m_moon_params.visible)
 			draw_moon(driver, moonsize, mooncolor, mooncolor2, wicked_time_of_day);
-		}
 
 		// Draw far cloudy fog thing below all horizons in front of sun, moon
 		// and stars.
-		driver->setMaterial(m_materials[1]);
+		if (m_visible) {
+			driver->setMaterial(m_materials[1]);
 
-		for (u32 j = 0; j < 4; j++) {
-			video::SColor c = cloudyfogcolor;
-			vertices[0] = video::S3DVertex(-1, -1.0,  -1, 0, 0, 1, c, t, t);
-			vertices[1] = video::S3DVertex( 1, -1.0,  -1, 0, 0, 1, c, o, t);
-			vertices[2] = video::S3DVertex( 1, -0.02, -1, 0, 0, 1, c, o, o);
-			vertices[3] = video::S3DVertex(-1, -0.02, -1, 0, 0, 1, c, t, o);
-			for (video::S3DVertex &vertex : vertices) {
-				if (j == 0)
-					// Don't switch
-					{}
-				else if (j == 1)
-					// Switch from -Z (south) to +X (east)
-					vertex.Pos.rotateXZBy(90);
-				else if (j == 2)
-					// Switch from -Z (south) to -X (west)
-					vertex.Pos.rotateXZBy(-90);
-				else
-					// Switch from -Z (south) to +Z (north)
-					vertex.Pos.rotateXZBy(-180);
+			for (u32 j = 0; j < 4; j++) {
+				video::SColor c = cloudyfogcolor;
+				vertices[0] = video::S3DVertex(-1, -1.0,  -1, 0, 0, 1, c, t, t);
+				vertices[1] = video::S3DVertex( 1, -1.0,  -1, 0, 0, 1, c, o, t);
+				vertices[2] = video::S3DVertex( 1, -0.02, -1, 0, 0, 1, c, o, o);
+				vertices[3] = video::S3DVertex(-1, -0.02, -1, 0, 0, 1, c, t, o);
+				for (video::S3DVertex &vertex : vertices) {
+					if (j == 0)
+						// Don't switch
+						{}
+					else if (j == 1)
+						// Switch from -Z (south) to +X (east)
+						vertex.Pos.rotateXZBy(90);
+					else if (j == 2)
+						// Switch from -Z (south) to -X (west)
+						vertex.Pos.rotateXZBy(-90);
+					else
+						// Switch from -Z (south) to +Z (north)
+						vertex.Pos.rotateXZBy(-180);
+				}
+				driver->drawIndexedTriangleFan(&vertices[0], 4, indices, 2);
 			}
+
+			// Draw bottom far cloudy fog thing in front of sun, moon and stars
+			video::SColor c = cloudyfogcolor;
+			vertices[0] = video::S3DVertex(-1, -1.0, -1, 0, 1, 0, c, t, t);
+			vertices[1] = video::S3DVertex( 1, -1.0, -1, 0, 1, 0, c, o, t);
+			vertices[2] = video::S3DVertex( 1, -1.0, 1, 0, 1, 0, c, o, o);
+			vertices[3] = video::S3DVertex(-1, -1.0, 1, 0, 1, 0, c, t, o);
 			driver->drawIndexedTriangleFan(&vertices[0], 4, indices, 2);
 		}
-
-		// Draw bottom far cloudy fog thing in front of sun, moon and stars
-		video::SColor c = cloudyfogcolor;
-		vertices[0] = video::S3DVertex(-1, -1.0, -1, 0, 1, 0, c, t, t);
-		vertices[1] = video::S3DVertex( 1, -1.0, -1, 0, 1, 0, c, o, t);
-		vertices[2] = video::S3DVertex( 1, -1.0, 1, 0, 1, 0, c, o, o);
-		vertices[3] = video::S3DVertex(-1, -1.0, 1, 0, 1, 0, c, t, o);
-		driver->drawIndexedTriangleFan(&vertices[0], 4, indices, 2);
 	}
 }
 
-
 void Sky::update(float time_of_day, float time_brightness,
 	float direct_brightness, bool sunlight_seen,
 	CameraMode cam_mode, float yaw, float pitch)
@@ -426,7 +389,7 @@ void Sky::update(float time_of_day, float time_brightness,
 		m_first_update = false;
 		for (u32 i = 0; i < 100; i++) {
 			update(time_of_day, time_brightness, direct_brightness,
-				sunlight_seen, cam_mode, yaw, pitch);
+					sunlight_seen, cam_mode, yaw, pitch);
 		}
 		return;
 	}
@@ -434,7 +397,7 @@ void Sky::update(float time_of_day, float time_brightness,
 	m_time_of_day = time_of_day;
 	m_time_brightness = time_brightness;
 	m_sunlight_seen = sunlight_seen;
-	m_bodies_visible = true;
+	m_in_clouds = false;
 
 	bool is_dawn = (time_brightness >= 0.20 && time_brightness < 0.35);
 
@@ -452,19 +415,17 @@ void Sky::update(float time_of_day, float time_brightness,
 	video::SColorf cloudcolor_bright_dawn_f(1.0, 0.7, 0.5);
 	*/
 
-	video::SColorf bgcolor_bright_normal_f = video::SColor(255, 155, 193, 240);
-	video::SColorf bgcolor_bright_indoor_f = video::SColor(255, 100, 100, 100);
-	video::SColorf bgcolor_bright_dawn_f = video::SColor(255, 186, 193, 240);
-	video::SColorf bgcolor_bright_night_f = video::SColor(255, 64, 144, 255);
+	video::SColorf bgcolor_bright_normal_f = m_sky_params.sky_color.day_horizon;
+	video::SColorf bgcolor_bright_indoor_f = m_sky_params.sky_color.indoors;
+	video::SColorf bgcolor_bright_dawn_f = m_sky_params.sky_color.dawn_horizon;
+	video::SColorf bgcolor_bright_night_f = m_sky_params.sky_color.night_horizon;
 
-	video::SColorf skycolor_bright_normal_f = video::SColor(255, 140, 186, 250);
-	video::SColorf skycolor_bright_dawn_f = video::SColor(255, 180, 186, 250);
-	video::SColorf skycolor_bright_night_f = video::SColor(255, 0, 107, 255);
+	video::SColorf skycolor_bright_normal_f = m_sky_params.sky_color.day_sky;
+	video::SColorf skycolor_bright_dawn_f = m_sky_params.sky_color.dawn_sky;
+	video::SColorf skycolor_bright_night_f = m_sky_params.sky_color.night_sky;
 
-	// pure white: becomes "diffuse light component" for clouds
-	video::SColorf cloudcolor_bright_normal_f = video::SColor(255, 255, 255, 255);
-	// dawn-factoring version of pure white (note: R is above 1.0)
-	video::SColorf cloudcolor_bright_dawn_f(255.0f/240.0f, 223.0f/240.0f, 191.0f/255.0f);
+	video::SColorf cloudcolor_bright_normal_f = m_cloudcolor_day_f;
+	video::SColorf cloudcolor_bright_dawn_f = m_cloudcolor_dawn_f;
 
 	float cloud_color_change_fraction = 0.95;
 	if (sunlight_seen) {
@@ -558,13 +519,17 @@ void Sky::update(float time_of_day, float time_brightness,
 			f32 pointcolor_light = rangelim(m_time_brightness * 3, 0.2, 1);
 
 			video::SColorf pointcolor_sun_f(1, 1, 1, 1);
-			if (m_sun_tonemap) {
+			// Use tonemap only if default sun/moon tinting is used
+			// which keeps previous behaviour.
+			if (m_sun_tonemap && m_default_tint) {
 				pointcolor_sun_f.r = pointcolor_light *
 					(float)m_materials[3].EmissiveColor.getRed() / 255;
 				pointcolor_sun_f.b = pointcolor_light *
 					(float)m_materials[3].EmissiveColor.getBlue() / 255;
 				pointcolor_sun_f.g = pointcolor_light *
 					(float)m_materials[3].EmissiveColor.getGreen() / 255;
+			} else if (!m_default_tint) {
+				pointcolor_sun_f = m_sky_params.sun_tint;
 			} else {
 				pointcolor_sun_f.r = pointcolor_light * 1;
 				pointcolor_sun_f.b = pointcolor_light *
@@ -573,9 +538,23 @@ void Sky::update(float time_of_day, float time_brightness,
 					(rangelim(m_time_brightness, 0.05, 0.15) - 0.05) * 10 * 0.625);
 			}
 
-			video::SColorf pointcolor_moon_f(0.5 * pointcolor_light,
-				0.6 * pointcolor_light, 0.8 * pointcolor_light, 1);
-			if (m_moon_tonemap) {
+			video::SColorf pointcolor_moon_f;
+			if (m_default_tint) {
+				pointcolor_moon_f = video::SColorf(
+					0.5 * pointcolor_light,
+					0.6 * pointcolor_light,
+					0.8 * pointcolor_light,
+					1
+				);
+			} else {
+				pointcolor_moon_f = video::SColorf(
+					(m_sky_params.moon_tint.getRed() / 255) * pointcolor_light,
+					(m_sky_params.moon_tint.getGreen() / 255) * pointcolor_light,
+					(m_sky_params.moon_tint.getBlue() / 255) * pointcolor_light,
+					1
+				);
+			}
+			if (m_moon_tonemap && m_default_tint) {
 				pointcolor_moon_f.r = pointcolor_light *
 					(float)m_materials[4].EmissiveColor.getRed() / 255;
 				pointcolor_moon_f.b = pointcolor_light *
@@ -640,7 +619,12 @@ void Sky::draw_sun(video::IVideoDriver *driver, float sunsize, const video::SCol
 	std::array<video::S3DVertex, 4> vertices;
 	if (!m_sun_texture) {
 		driver->setMaterial(m_materials[1]);
-		const float sunsizes[4] = {sunsize * 1.7f, sunsize * 1.2f, sunsize, sunsize * 0.7f};
+		const float sunsizes[4] = {
+			(sunsize * 1.7f) * m_sun_params.scale,
+			(sunsize * 1.2f) * m_sun_params.scale,
+			(sunsize) * m_sun_params.scale,
+			(sunsize * 0.7f) * m_sun_params.scale
+		};
 		video::SColor c1 = suncolor;
 		video::SColor c2 = suncolor;
 		c1.setAlpha(0.05 * 255);
@@ -653,7 +637,7 @@ void Sky::draw_sun(video::IVideoDriver *driver, float sunsize, const video::SCol
 		}
 	} else {
 		driver->setMaterial(m_materials[3]);
-		float d = sunsize * 1.7;
+		float d = (sunsize * 1.7) * m_sun_params.scale;
 		video::SColor c;
 		if (m_sun_tonemap)
 			c = video::SColor(0, 0, 0, 0);
@@ -668,31 +652,32 @@ void Sky::draw_sun(video::IVideoDriver *driver, float sunsize, const video::SCol
 
 void Sky::draw_moon(video::IVideoDriver *driver, float moonsize, const video::SColor &mooncolor,
 	const video::SColor &mooncolor2, float wicked_time_of_day)
-	/*
-	 * Draw moon in the sky.
-	 * driver: Video driver object used to draw
-	 * moonsize: the default size of the moon
-	 * mooncolor: main moon color
-	 * mooncolor2: second moon color
-	 * wicked_time_of_day: current time of day, to know where should be the moon in the sky
-	 */
+/*
+	* Draw moon in the sky.
+	* driver: Video driver object used to draw
+	* moonsize: the default size of the moon
+	* mooncolor: main moon color
+	* mooncolor2: second moon color
+	* wicked_time_of_day: current time of day, to know where should be the moon in
+	* the sky
+	*/
 {
 	static const u16 indices[4] = {0, 1, 2, 3};
 	std::array<video::S3DVertex, 4> vertices;
 	if (!m_moon_texture) {
 		driver->setMaterial(m_materials[1]);
 		const float moonsizes_1[4] = {
-				-moonsize * 1.9f,
-				-moonsize * 1.3f,
-				-moonsize,
-				-moonsize
-			};
+			(-moonsize * 1.9f) * m_moon_params.scale,
+			(-moonsize * 1.3f) * m_moon_params.scale,
+			(-moonsize) * m_moon_params.scale,
+			(-moonsize) * m_moon_params.scale
+		};
 		const float moonsizes_2[4] = {
-				moonsize * 1.9f,
-				moonsize * 1.3f,
-				moonsize,
-				moonsize * 0.6f
-			};
+			(moonsize * 1.9f) * m_moon_params.scale,
+			(moonsize * 1.3f) * m_moon_params.scale,
+			(moonsize) *m_moon_params.scale,
+			(moonsize * 0.6f) * m_moon_params.scale
+		};
 		video::SColor c1 = mooncolor;
 		video::SColor c2 = mooncolor;
 		c1.setAlpha(0.05 * 255);
@@ -705,7 +690,7 @@ void Sky::draw_moon(video::IVideoDriver *driver, float moonsize, const video::SC
 		}
 	} else {
 		driver->setMaterial(m_materials[4]);
-		float d = moonsize * 1.9;
+		float d = (moonsize * 1.9) * m_moon_params.scale;
 		video::SColor c;
 		if (m_moon_tonemap)
 			c = video::SColor(0, 0, 0, 0);
@@ -717,14 +702,106 @@ void Sky::draw_moon(video::IVideoDriver *driver, float moonsize, const video::SC
 	}
 }
 
+void Sky::draw_stars(video::IVideoDriver * driver, float wicked_time_of_day)
+{
+	driver->setMaterial(m_materials[1]);
+	// Tune values so that stars first appear just after the sun
+	// disappears over the horizon, and disappear just before the sun
+	// appears over the horizon.
+	// Also tune so that stars are at full brightness from time 20000
+	// to time 4000.
+
+	float tod = wicked_time_of_day < 0.5f ? wicked_time_of_day : (1.0f - wicked_time_of_day);
+	float starbrightness = clamp((0.25f - fabsf(tod)) * 20.0f, 0.0f, 1.0f);
+
+	float f = starbrightness;
+	float d = (0.006 / 2) * m_star_params.scale;
+
+	video::SColor starcolor = m_star_params.starcolor;
+	starcolor.setAlpha(f * m_star_params.starcolor.getAlpha());
+
+	// Stars are only drawn when not fully transparent
+	if (m_star_params.starcolor.getAlpha() < 1)
+		return;
+#if ENABLE_GLES
+	u16 *indices = new u16[m_star_count * 3];
+	video::S3DVertex *vertices =
+			new video::S3DVertex[m_star_count * 3];
+	for (u32 i = 0; i < m_star_count; i++) {
+		indices[i * 3 + 0] = i * 3 + 0;
+		indices[i * 3 + 1] = i * 3 + 1;
+		indices[i * 3 + 2] = i * 3 + 2;
+		v3f r = m_stars[i];
+		core::CMatrix4<f32> a;
+		a.buildRotateFromTo(v3f(0, 1, 0), r);
+		v3f p = v3f(-d, 1, -d);
+		v3f p1 = v3f(d, 1, 0);
+		v3f p2 = v3f(-d, 1, d);
+		a.rotateVect(p);
+		a.rotateVect(p1);
+		a.rotateVect(p2);
+		p.rotateXYBy(wicked_time_of_day * 360 - 90);
+		p1.rotateXYBy(wicked_time_of_day * 360 - 90);
+		p2.rotateXYBy(wicked_time_of_day * 360 - 90);
+		vertices[i * 3 + 0].Pos = p;
+		vertices[i * 3 + 0].Color = starcolor;
+		vertices[i * 3 + 1].Pos = p1;
+		vertices[i * 3 + 1].Color = starcolor;
+		vertices[i * 3 + 2].Pos = p2;
+		vertices[i * 3 + 2].Color = starcolor;
+	}
+	driver->drawIndexedTriangleList(vertices.data(), m_star_count * 3,
+			indices.data(), m_star_count);
+	delete[] indices;
+	delete[] vertices;
+#else
+	u16 *indices = new u16[m_star_params.count * 4];
+	video::S3DVertex *vertices =
+			new video::S3DVertex[m_star_params.count * 4];
+	for (u32 i = 0; i < m_star_params.count; i++) {
+		indices[i * 4 + 0] = i * 4 + 0;
+		indices[i * 4 + 1] = i * 4 + 1;
+		indices[i * 4 + 2] = i * 4 + 2;
+		indices[i * 4 + 3] = i * 4 + 3;
+		v3f r = m_stars[i];
+		core::CMatrix4<f32> a;
+		a.buildRotateFromTo(v3f(0, 1, 0), r);
+		v3f p = v3f(-d, 1, -d);
+		v3f p1 = v3f(d, 1, -d);
+		v3f p2 = v3f(d, 1, d);
+		v3f p3 = v3f(-d, 1, d);
+		a.rotateVect(p);
+		a.rotateVect(p1);
+		a.rotateVect(p2);
+		a.rotateVect(p3);
+		p.rotateXYBy(wicked_time_of_day * 360 - 90);
+		p1.rotateXYBy(wicked_time_of_day * 360 - 90);
+		p2.rotateXYBy(wicked_time_of_day * 360 - 90);
+		p3.rotateXYBy(wicked_time_of_day * 360 - 90);
+		vertices[i * 4 + 0].Pos = p;
+		vertices[i * 4 + 0].Color = starcolor;
+		vertices[i * 4 + 1].Pos = p1;
+		vertices[i * 4 + 1].Color = starcolor;
+		vertices[i * 4 + 2].Pos = p2;
+		vertices[i * 4 + 2].Color = starcolor;
+		vertices[i * 4 + 3].Pos = p3;
+		vertices[i * 4 + 3].Color = starcolor;
+	}
+	driver->drawVertexPrimitiveList(vertices, m_star_params.count * 4,
+			indices, m_star_params.count, video::EVT_STANDARD,
+			scene::EPT_QUADS, video::EIT_16BIT);
+	delete[] indices;
+	delete[] vertices;
+#endif
+}
 
 void Sky::draw_sky_body(std::array<video::S3DVertex, 4> &vertices, float pos_1, float pos_2, const video::SColor &c)
 {
 	/*
-	 * Create an array of vertices with the dimensions specified.
-	 * pos_1, pos_2: position of the body's vertices
-	 * c: color of the body
-	 */
+	* Create an array of vertices with the dimensions specified.
+	* pos_1, pos_2: position of the body's vertices
+	* c: color of the body
+	*/
 
 	const f32 t = 1.0f;
 	const f32 o = 0.0f;
@@ -738,11 +815,11 @@ void Sky::draw_sky_body(std::array<video::S3DVertex, 4> &vertices, float pos_1,
 void Sky::place_sky_body(
 	std::array<video::S3DVertex, 4> &vertices, float horizon_position, float day_position)
 	/*
-	 * Place body in the sky.
-	 * vertices: The body as a rectangle of 4 vertices
-	 * horizon_position: turn the body around the Y axis
-	 * day_position: turn the body around the Z axis, to place it depending of the time of the day
-	 */
+	* Place body in the sky.
+	* vertices: The body as a rectangle of 4 vertices
+	* horizon_position: turn the body around the Y axis
+	* day_position: turn the body around the Z axis, to place it depending of the time of the day
+	*/
 {
 	for (video::S3DVertex &vertex : vertices) {
 		// Body is directed to -Z (south) by default
@@ -750,3 +827,168 @@ void Sky::place_sky_body(
 		vertex.Pos.rotateXYBy(day_position);
 	}
 }
+
+void Sky::setSunTexture(std::string sun_texture,
+		std::string sun_tonemap, ITextureSource *tsrc)
+{
+	// Ignore matching textures (with modifiers) entirely,
+	// but lets at least update the tonemap before hand.
+	m_sun_params.tonemap = sun_tonemap;
+	m_sun_tonemap = tsrc->isKnownSourceImage(m_sun_params.tonemap) ?
+		tsrc->getTexture(m_sun_params.tonemap) : NULL;
+	m_materials[3].Lighting = !!m_sun_tonemap;
+
+	if (m_sun_params.texture == sun_texture)
+		return;
+	m_sun_params.texture = sun_texture;
+
+	if (sun_texture != "") {
+		// We want to ensure the texture exists first.
+		m_sun_texture = tsrc->getTextureForMesh(m_sun_params.texture);
+
+		if (m_sun_texture) {
+			m_materials[3] = m_materials[0];
+			m_materials[3].setTexture(0, m_sun_texture);
+			m_materials[3].MaterialType = video::
+				EMT_TRANSPARENT_ALPHA_CHANNEL;
+			// Disables texture filtering
+			m_materials[3].setFlag(
+				video::E_MATERIAL_FLAG::EMF_BILINEAR_FILTER, false);
+			m_materials[3].setFlag(
+				video::E_MATERIAL_FLAG::EMF_TRILINEAR_FILTER, false);
+			m_materials[3].setFlag(
+				video::E_MATERIAL_FLAG::EMF_ANISOTROPIC_FILTER, false);
+		}
+	} else {
+		m_sun_texture = nullptr;
+	}
+}
+
+void Sky::setSunriseTexture(std::string sunglow_texture, 
+		ITextureSource* tsrc)
+{
+	// Ignore matching textures (with modifiers) entirely.
+	if (m_sun_params.sunrise == sunglow_texture)
+		return;
+	m_sun_params.sunrise = sunglow_texture;
+	m_materials[2].setTexture(0, tsrc->getTextureForMesh(
+		sunglow_texture.empty() ? "sunrisebg.png" : sunglow_texture)
+	);
+}
+
+void Sky::setMoonTexture(std::string moon_texture, 
+		std::string moon_tonemap, ITextureSource *tsrc)
+{
+	// Ignore matching textures (with modifiers) entirely,
+	// but lets at least update the tonemap before hand.
+	m_moon_params.tonemap = moon_tonemap;
+	m_moon_tonemap = tsrc->isKnownSourceImage(m_moon_params.tonemap) ?
+		tsrc->getTexture(m_moon_params.tonemap) : NULL;
+	m_materials[4].Lighting = !!m_moon_tonemap;
+
+	if (m_moon_params.texture == moon_texture)
+		return;
+	m_moon_params.texture = moon_texture;
+
+	if (moon_texture != "") {
+		// We want to ensure the texture exists first.
+		m_moon_texture = tsrc->getTextureForMesh(m_moon_params.texture);
+
+		if (m_moon_texture) {
+			m_materials[4] = m_materials[0];
+			m_materials[4].setTexture(0, m_moon_texture);
+			m_materials[4].MaterialType = video::
+				EMT_TRANSPARENT_ALPHA_CHANNEL;
+			// Disables texture filtering
+			m_materials[4].setFlag(
+				video::E_MATERIAL_FLAG::EMF_BILINEAR_FILTER, false);
+			m_materials[4].setFlag(
+				video::E_MATERIAL_FLAG::EMF_TRILINEAR_FILTER, false);
+			m_materials[4].setFlag(
+				video::E_MATERIAL_FLAG::EMF_ANISOTROPIC_FILTER, false);
+		}
+	} else {
+		m_moon_texture = nullptr;
+	}
+}
+
+void Sky::setStarCount(u16 star_count, bool force_update)
+{
+	// Force updating star count at game init.
+	if (force_update) {
+		m_star_params.count = star_count;
+		m_stars.clear();
+		// Rebuild the stars surrounding the camera
+		for (u16 i = 0; i < star_count; i++) {
+			v3f star = v3f(
+				myrand_range(-10000, 10000),
+				myrand_range(-10000, 10000),
+				myrand_range(-10000, 10000)
+			);
+
+			star.normalize();
+			m_stars.emplace_back(star);
+		}
+	// Ignore changing star count if the new value is identical
+	} else if (m_star_params.count == star_count)
+		return;
+	else {
+		m_star_params.count = star_count;
+		m_stars.clear();
+		// Rebuild the stars surrounding the camera
+		for (u16 i = 0; i < star_count; i++) {
+			v3f star = v3f(
+				myrand_range(-10000, 10000),
+				myrand_range(-10000, 10000),
+				myrand_range(-10000, 10000)
+			);
+
+			star.normalize();
+			m_stars.emplace_back(star);
+		}
+	}
+}
+
+void Sky::setSkyColors(const SkyboxParams sky)
+{
+	m_sky_params.sky_color = sky.sky_color;
+}
+
+void Sky::setHorizonTint(video::SColor sun_tint, video::SColor moon_tint,
+		std::string use_sun_tint)
+{
+	// Change sun and moon tinting:
+	m_sky_params.sun_tint = sun_tint;
+	m_sky_params.moon_tint = moon_tint;
+	// Faster than comparing strings every rendering frame
+	if (use_sun_tint == "default")
+		m_default_tint = true;
+	else if (use_sun_tint == "custom")
+		m_default_tint = false;
+	else
+		m_default_tint = true;
+}
+
+void Sky::addTextureToSkybox(std::string texture, int material_id,
+		ITextureSource *tsrc)
+{
+	// Sanity check for more than six textures.
+	if (material_id + 5 >= SKY_MATERIAL_COUNT)
+		return;
+	// Keep a list of texture names handy.
+	m_sky_params.textures.emplace_back(texture);
+	video::ITexture *result = tsrc->getTextureForMesh(texture);
+	m_materials[material_id+5] = m_materials[0];
+	m_materials[material_id+5].setTexture(0, result);
+	m_materials[material_id+5].MaterialType = video::EMT_SOLID;
+}
+
+// To be called once at game init to setup default values.
+void Sky::setSkyDefaults()
+{
+	SkyboxDefaults sky_defaults;
+	m_sky_params.sky_color = sky_defaults.getSkyColorDefaults();
+	m_sun_params = sky_defaults.getSunDefaults();
+	m_moon_params = sky_defaults.getMoonDefaults();
+	m_star_params = sky_defaults.getStarDefaults();
+}
diff --git a/src/client/sky.h b/src/client/sky.h
index 2ab9a767c..8637f96d4 100644
--- a/src/client/sky.h
+++ b/src/client/sky.h
@@ -21,11 +21,11 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <array>
 #include "camera.h"
 #include "irrlichttypes_extrabloated.h"
+#include "skyparams.h"
 
 #pragma once
 
-#define SKY_MATERIAL_COUNT 5
-#define SKY_STAR_COUNT 1000
+#define SKY_MATERIAL_COUNT 12
 
 class ITextureSource;
 
@@ -45,8 +45,6 @@ public:
 
 	// Used by Irrlicht for optimizing rendering
 	virtual video::SMaterial &getMaterial(u32 i) { return m_materials[i]; }
-
-	// Used by Irrlicht for optimizing rendering
 	virtual u32 getMaterialCount() const { return SKY_MATERIAL_COUNT; }
 
 	void update(float m_time_of_day, float time_brightness, float direct_brightness,
@@ -64,6 +62,23 @@ public:
 		return m_visible ? m_skycolor : m_fallback_bg_color;
 	}
 
+	void setSunVisible(bool sun_visible) { m_sun_params.visible = sun_visible; }
+	void setSunTexture(std::string sun_texture,
+		std::string sun_tonemap, ITextureSource *tsrc);
+	void setSunScale(f32 sun_scale) { m_sun_params.scale = sun_scale; }
+	void setSunriseVisible(bool glow_visible) { m_sun_params.sunrise_visible = glow_visible; }
+	void setSunriseTexture(std::string sunglow_texture, ITextureSource* tsrc);
+
+	void setMoonVisible(bool moon_visible) { m_moon_params.visible = moon_visible; }
+	void setMoonTexture(std::string moon_texture,
+		std::string moon_tonemap, ITextureSource *tsrc);
+	void setMoonScale(f32 moon_scale) { m_moon_params.scale = moon_scale; }
+
+	void setStarsVisible(bool stars_visible) { m_star_params.visible = stars_visible; }
+	void setStarCount(u16 star_count, bool force_update);
+	void setStarColor(video::SColor star_color) { m_star_params.starcolor = star_color; }
+	void setStarScale(f32 star_scale) { m_star_params.scale = star_scale; }
+
 	bool getCloudsVisible() const { return m_clouds_visible && m_clouds_enabled; }
 	const video::SColorf &getCloudColor() const { return m_cloudcolor_f; }
 
@@ -79,12 +94,16 @@ public:
 		m_bgcolor = bgcolor;
 		m_skycolor = skycolor;
 	}
-	void setBodiesVisible(bool visible) { m_bodies_visible = visible; }
-
+	void setSkyColors(const SkyboxParams sky);
+	void setHorizonTint(video::SColor sun_tint, video::SColor moon_tint,
+		std::string use_sun_tint);
+	void setInClouds(bool clouds) { m_in_clouds = clouds; }
+	void clearSkyboxTextures() { m_sky_params.textures.clear(); }
+	void addTextureToSkybox(std::string texture, int material_id,
+		ITextureSource *tsrc);
 private:
 	aabb3f m_box;
 	video::SMaterial m_materials[SKY_MATERIAL_COUNT];
-
 	// How much sun & moon transition should affect horizon color
 	float m_horizon_blend()
 	{
@@ -134,25 +153,46 @@ private:
 	bool m_clouds_visible; // Whether clouds are disabled due to player underground
 	bool m_clouds_enabled = true; // Initialised to true, reset only by set_sky API
 	bool m_directional_colored_fog;
-	bool m_bodies_visible = true; // sun, moon, stars
+	bool m_in_clouds = true; // Prevent duplicating bools to remember old values
+
 	video::SColorf m_bgcolor_bright_f = video::SColorf(1.0f, 1.0f, 1.0f, 1.0f);
 	video::SColorf m_skycolor_bright_f = video::SColorf(1.0f, 1.0f, 1.0f, 1.0f);
 	video::SColorf m_cloudcolor_bright_f = video::SColorf(1.0f, 1.0f, 1.0f, 1.0f);
 	video::SColor m_bgcolor;
 	video::SColor m_skycolor;
 	video::SColorf m_cloudcolor_f;
-	v3f m_stars[SKY_STAR_COUNT];
+
+	// pure white: becomes "diffuse light component" for clouds
+	video::SColorf m_cloudcolor_day_f = video::SColorf(1, 1, 1, 1);
+	// dawn-factoring version of pure white (note: R is above 1.0)
+	video::SColorf m_cloudcolor_dawn_f = video::SColorf(
+		255.0f/240.0f,
+		223.0f/240.0f,
+		191.0f/255.0f
+	);
+
+	SkyboxParams m_sky_params;
+	SunParams m_sun_params;
+	MoonParams m_moon_params;
+	StarParams m_star_params;
+
+	bool m_default_tint = true;
+
+	std::vector<v3f> m_stars;
+
 	video::ITexture *m_sun_texture;
 	video::ITexture *m_moon_texture;
 	video::ITexture *m_sun_tonemap;
 	video::ITexture *m_moon_tonemap;
+
 	void draw_sun(video::IVideoDriver *driver, float sunsize, const video::SColor &suncolor,
-			const video::SColor &suncolor2, float wicked_time_of_day);
+		const video::SColor &suncolor2, float wicked_time_of_day);
 	void draw_moon(video::IVideoDriver *driver, float moonsize, const video::SColor &mooncolor,
-			const video::SColor &mooncolor2, float wicked_time_of_day);
+		const video::SColor &mooncolor2, float wicked_time_of_day);
 	void draw_sky_body(std::array<video::S3DVertex, 4> &vertices,
-			float pos_1, float pos_2, const video::SColor &c);
-	void place_sky_body(
-			std::array<video::S3DVertex, 4> &vertices, float horizon_position,
-			float day_position);
+		float pos_1, float pos_2, const video::SColor &c);
+	void draw_stars(video::IVideoDriver *driver, float wicked_time_of_day);
+	void place_sky_body(std::array<video::S3DVertex, 4> &vertices,
+		float horizon_position,	float day_position);
+	void setSkyDefaults();
 };