From d04d8aba7029a2501854a2838fd282b81358a54e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?D=C3=A1niel=20Juh=C3=A1sz?= <juhdanad@gmail.com>
Date: Thu, 12 Jan 2017 15:46:30 +0100
Subject: Add hardware node coloring. Includes: - Increase ContentFeatures
 serialization version - Color property and palettes for nodes - paramtype2 =
 "color", "colored facedir" or "colored wallmounted"

---
 src/particles.cpp | 65 +++++++++++++++++++++++++++++++++++--------------------
 1 file changed, 42 insertions(+), 23 deletions(-)

(limited to 'src/particles.cpp')

diff --git a/src/particles.cpp b/src/particles.cpp
index 5f17763e0..e1f292fb6 100644
--- a/src/particles.cpp
+++ b/src/particles.cpp
@@ -56,7 +56,8 @@ Particle::Particle(
 	v2f texpos,
 	v2f texsize,
 	const struct TileAnimationParams &anim,
-	u8 glow
+	u8 glow,
+	video::SColor color
 ):
 	scene::ISceneNode(smgr->getRootSceneNode(), smgr)
 {
@@ -77,6 +78,10 @@ Particle::Particle(
 	m_animation_frame = 0;
 	m_animation_time = 0.0;
 
+	// Color
+	m_base_color = color;
+	m_color = color;
+
 	// Particle related
 	m_pos = pos;
 	m_velocity = velocity;
@@ -183,12 +188,15 @@ void Particle::updateLight()
 	else
 		light = blend_light(m_env->getDayNightRatio(), LIGHT_SUN, 0);
 
-	m_light = decode_light(light + m_glow);
+	u8 m_light = decode_light(light + m_glow);
+	m_color.set(255,
+		m_light * m_base_color.getRed() / 255,
+		m_light * m_base_color.getGreen() / 255,
+		m_light * m_base_color.getBlue() / 255);
 }
 
 void Particle::updateVertices()
 {
-	video::SColor c(255, m_light, m_light, m_light);
 	f32 tx0, tx1, ty0, ty1;
 
 	if (m_animation.type != TAT_NONE) {
@@ -210,14 +218,14 @@ void Particle::updateVertices()
 		ty1 = m_texpos.Y + m_texsize.Y;
 	}
 
-	m_vertices[0] = video::S3DVertex(-m_size/2,-m_size/2,0, 0,0,0,
-			c, tx0, ty1);
-	m_vertices[1] = video::S3DVertex(m_size/2,-m_size/2,0, 0,0,0,
-			c, tx1, ty1);
-	m_vertices[2] = video::S3DVertex(m_size/2,m_size/2,0, 0,0,0,
-			c, tx1, ty0);
-	m_vertices[3] = video::S3DVertex(-m_size/2,m_size/2,0, 0,0,0,
-			c, tx0, ty0);
+	m_vertices[0] = video::S3DVertex(-m_size / 2, -m_size / 2,
+		0, 0, 0, 0, m_color, tx0, ty1);
+	m_vertices[1] = video::S3DVertex(m_size / 2, -m_size / 2,
+		0, 0, 0, 0, m_color, tx1, ty1);
+	m_vertices[2] = video::S3DVertex(m_size / 2, m_size / 2,
+		0, 0, 0, 0, m_color, tx1, ty0);
+	m_vertices[3] = video::S3DVertex(-m_size / 2, m_size / 2,
+		0, 0, 0, 0, m_color, tx0, ty0);
 
 	v3s16 camera_offset = m_env->getCameraOffset();
 	for(u16 i=0; i<4; i++)
@@ -589,35 +597,39 @@ void ParticleManager::handleParticleEvent(ClientEvent *event, Client *client,
 	}
 }
 
-void ParticleManager::addDiggingParticles(IGameDef* gamedef, scene::ISceneManager* smgr,
-		LocalPlayer *player, v3s16 pos, const TileSpec tiles[])
+void ParticleManager::addDiggingParticles(IGameDef* gamedef,
+	scene::ISceneManager* smgr, LocalPlayer *player, v3s16 pos,
+	const MapNode &n, const ContentFeatures &f)
 {
 	for (u16 j = 0; j < 32; j++) // set the amount of particles here
 	{
-		addNodeParticle(gamedef, smgr, player, pos, tiles);
+		addNodeParticle(gamedef, smgr, player, pos, n, f);
 	}
 }
 
-void ParticleManager::addPunchingParticles(IGameDef* gamedef, scene::ISceneManager* smgr,
-		LocalPlayer *player, v3s16 pos, const TileSpec tiles[])
+void ParticleManager::addPunchingParticles(IGameDef* gamedef,
+	scene::ISceneManager* smgr, LocalPlayer *player, v3s16 pos,
+	const MapNode &n, const ContentFeatures &f)
 {
-	addNodeParticle(gamedef, smgr, player, pos, tiles);
+	addNodeParticle(gamedef, smgr, player, pos, n, f);
 }
 
-void ParticleManager::addNodeParticle(IGameDef* gamedef, scene::ISceneManager* smgr,
-		LocalPlayer *player, v3s16 pos, const TileSpec tiles[])
+void ParticleManager::addNodeParticle(IGameDef* gamedef,
+	scene::ISceneManager* smgr, LocalPlayer *player, v3s16 pos,
+	const MapNode &n, const ContentFeatures &f)
 {
 	// Texture
 	u8 texid = myrand_range(0, 5);
+	const TileSpec &tile = f.tiles[texid];
 	video::ITexture *texture;
 	struct TileAnimationParams anim;
 	anim.type = TAT_NONE;
 
 	// Only use first frame of animated texture
-	if (tiles[texid].material_flags & MATERIAL_FLAG_ANIMATION)
-		texture = tiles[texid].frames[0].texture;
+	if (tile.material_flags & MATERIAL_FLAG_ANIMATION)
+		texture = tile.frames[0].texture;
 	else
-		texture = tiles[texid].texture;
+		texture = tile.texture;
 
 	float size = rand() % 64 / 512.;
 	float visual_size = BS * size;
@@ -638,6 +650,12 @@ void ParticleManager::addNodeParticle(IGameDef* gamedef, scene::ISceneManager* s
 		(f32) pos.Z + rand() %100 /200. - 0.25
 	);
 
+	video::SColor color;
+	if (tile.has_color)
+		color = tile.color;
+	else
+		n.getColor(f, &color);
+
 	Particle* toadd = new Particle(
 		gamedef,
 		smgr,
@@ -655,7 +673,8 @@ void ParticleManager::addNodeParticle(IGameDef* gamedef, scene::ISceneManager* s
 		texpos,
 		texsize,
 		anim,
-		0);
+		0,
+		color);
 
 	addParticle(toadd);
 }
-- 
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