From d79f4a7f4b5aff5931ef86edd2537ef5e3620fd4 Mon Sep 17 00:00:00 2001
From: Clyne Sullivan <tullivan99@gmail.com>
Date: Tue, 17 Oct 2017 22:21:52 -0400
Subject: arrow rotation... kinda

---
 Makefile                      |   2 +-
 assets/music/town.ogg         | Bin 1791610 -> 1574715 bytes
 include/components/sprite.hpp |   2 ++
 src/player.cpp                |   4 +++-
 src/systems/render.cpp        |  10 ++++++++++
 src/world.cpp                 |  10 +++++++---
 xml/!town.xml                 |   1 +
 xml/entities.xml              |  37 ++++++++++++++++++++++++-------------
 8 files changed, 48 insertions(+), 18 deletions(-)

diff --git a/Makefile b/Makefile
index f8210e4..2cc8f31 100644
--- a/Makefile
+++ b/Makefile
@@ -13,7 +13,7 @@ ifeq ($(TARGET_OS),win32)
 endif
 
 CXXFLAGS = -ggdb -m$(TARGET_BITS) -std=c++17 -fext-numeric-literals
-CXXINC   = -Iinclude -Iinclude/freetype -Iinclude/lua -I.
+CXXINC   = -Iinclude -Iinclude/freetype -I.
 CXXWARN  = -Wall -Wextra -Werror -pedantic
 
 CXXSRCDIR = src
diff --git a/assets/music/town.ogg b/assets/music/town.ogg
index 899f136..d342b78 100644
Binary files a/assets/music/town.ogg and b/assets/music/town.ogg differ
diff --git a/include/components/sprite.hpp b/include/components/sprite.hpp
index 35a13b8..0617620 100644
--- a/include/components/sprite.hpp
+++ b/include/components/sprite.hpp
@@ -22,6 +22,8 @@ struct SpriteData {
 	vec2 size_tex;
 
 	unsigned int limb;
+
+	bool veltate = false;
 };
 
 using Frame = std::vector<std::pair<SpriteData, vec2>>;
diff --git a/src/player.cpp b/src/player.cpp
index 5d4d89b..ef1752f 100644
--- a/src/player.cpp
+++ b/src/player.cpp
@@ -241,7 +241,9 @@ bool PlayerSystem::receive(const UseItemEvent& uie)
 				e.assign<Physics>();
 				auto sprite = e.assign<Sprite>();
 				auto tex = InventorySystem::getItem("Arrow");
-				sprite->addSpriteSegment(SpriteData(tex->sprite), 0);
+				auto frame = SpriteData(tex->sprite);
+				frame.veltate = true;
+				sprite->addSpriteSegment(frame, 0);
 				auto dim = HLINES(sprite->getSpriteSize());
 				e.assign<Solid>(dim.x, dim.y);
 				e.assign<Hit>(uie.attack);
diff --git a/src/systems/render.cpp b/src/systems/render.cpp
index ce79522..a25b152 100644
--- a/src/systems/render.cpp
+++ b/src/systems/render.cpp
@@ -76,6 +76,16 @@ void RenderSystem::render(void)
 				loc.x,          loc.y + size.y, visible.z + its, sp.offset_tex.x,                 sp.offset_tex.y + sp.size_tex.y
 			};
 
+			if (S.first.veltate) {
+				auto vel = entity.component<Direction>();
+				float angle = static_cast<float>(std::atan(vel->y / vel->x)) * 180 / 3.14f;
+				auto toOrigin = glm::translate(glm::mat4(1.0f), glm::vec3(-pos.x, -pos.y, 0.0f));
+				auto rotation = glm::rotate(glm::mat4(1.0f), angle, glm::vec3(0.0f, 0.0f, 1.0f));
+				auto toBack = glm::translate(glm::mat4(1.0f), glm::vec3(pos.x, pos.y, 0.0f));
+				auto fine = toBack * rotation * toOrigin;
+				glUniformMatrix4fv(Render::worldShader.uniform[WU_transform], 1, GL_FALSE, glm::value_ptr(fine));
+			}
+
 			sp.tex.use();
 
 			glUniform1i(Render::worldShader.uniform[WU_texture], 0);
diff --git a/src/world.cpp b/src/world.cpp
index 3455b0e..dcbc707 100644
--- a/src/world.cpp
+++ b/src/world.cpp
@@ -326,9 +326,14 @@ void WorldSystem::loader(void)
 				while (abcd) {
 					std::string tname = abcd->Name();
 
-					if (tname == "Position")
+					if (tname == "Position") {
 						entity.assign<Position>(wxml, abcd);
-					else if (tname == "Visible")
+						auto pos = entity.component<Position>();
+						if (pos->x == 0 && pos->y == 0) {
+							pos->x = (randGet() % static_cast<int>(world.startX * 1.9f)) + world.startX;
+							pos->y = 150;
+						}
+					} else if (tname == "Visible")
 						entity.assign<Visible>(wxml, abcd);
 					else if (tname == "Sprite")
 						entity.assign<Sprite>(wxml, abcd);
@@ -354,7 +359,6 @@ void WorldSystem::loader(void)
 					else if (tname == "Wander") {
 						auto script = abcd->GetText();
 						entity.assign<Wander>(script != nullptr ? script : "");
-						//entity.component<Wander>()->script.addFunction("getpos", PlayerSystem::getPosition);
 					} else if (tname == "Hop")
 						entity.assign<Hop>();
 					else if (tname == "Health")
diff --git a/xml/!town.xml b/xml/!town.xml
index 07d84ac..a038bee 100644
--- a/xml/!town.xml
+++ b/xml/!town.xml
@@ -23,6 +23,7 @@
 	<structure inside="bobshouse.xml" type="1" position="10.0,100.0"/>
 	<skirl />
 	<birb position="-300.0,100.0" />
+	<firefly />
 </World>
 
 <Dialog name="Bob">
diff --git a/xml/entities.xml b/xml/entities.xml
index 16bee0f..921e837 100644
--- a/xml/entities.xml
+++ b/xml/entities.xml
@@ -1,5 +1,29 @@
 <spawnx/>
 
+<firefly>
+	<Position />
+	<Visible value="0.1" />
+	<Sprite>
+		<frame>
+			<src limb="0" offset="0,5" size="1,1" drawOffset="0,0">assets/colorIndex.png</src>
+		</frame>
+	</Sprite>
+	<Direction />
+	<Solid />
+	<Wander>
+		countdown = 0
+
+		update = function()
+			if (countdown == 0) then
+				countdown = math.random(100, 500)
+				velx = math.random(-5, 5) * 0.001
+				vely = math.random(-5, 5) * 0.001
+			end
+			countdown = countdown - 1
+		end
+	</Wander>
+</firefly>
+
 <npc>
 	<Position value="0.0,100.0" />
 	<Visible value="0.2" />
@@ -80,10 +104,6 @@
 		countdown = 0
 
 		update = function()
-			if (velx &lt; 0 and math.abs(selfx - playerx) &lt; 150) then
-				aggro = 1
-			end
-
 			if (countdown == 0) then
 				countdown = math.random(3000, 5000)
 				velx = math.random(-1, 1) * 0.005
@@ -92,15 +112,7 @@
 		end
 
 		hostile = function()
-			if (playerx &lt;= selfx) then
-				velx = -0.01
-			else
-				velx = 0.01
-			end
 
-			if (math.abs(playerx - selfx) &lt; 50) then
-				attack(selfx, selfy)
-			end
 		end
 	</Wander>
 	<Aggro/>
@@ -122,7 +134,6 @@
 	<Solid />
 	<Physics />
 	<Name value="birb" />
-	<Health value="60" />
 	<Wander>
 		countdown = 0
 		onetime = 0
-- 
cgit v1.2.3