entities, step 1

1 files changed, 128 insertions, 0 deletions

diff --git a/src/client/draw.cc b/src/client/draw.cc
new file mode 100644
index 0000000..f907267
--- /dev/null
+++ b/src/client/draw.cc
@@ -0,0 +1,128 @@
+/*
+   draw.cc
+   This file is part of the Osirion project and is distributed under 
+   the terms and conditions of the GNU General Public License version 2 
+*/
+
+// projet headers
+#include "render/render.h"
+#include "render/sphere.h"
+#include "render/box.h"
+#include "client/client.h"
+#include "client/draw.h"
+
+namespace client 
+{
+
+render::Sphere sphere(math::Vector3f(0,0,0),1);
+
+void draw_star(game::Star *star, float elapsed)
+{
+	render::gl::color(star->color);
+	sphere.radius = star->radius;
+	sphere.draw();
+}
+
+math::Vector3f v0(1.0f, -1.0f, -1.0f);
+math::Vector3f v1(1.0f,  1.0f, -1.0f);
+math::Vector3f v2(1.0f,  1.0f,  1.0f);
+math::Vector3f v3(1.0f, -1.0f,  1.0f);
+
+math::Vector3f v4(-1.0f, -1.0f, -1.0f);
+math::Vector3f v5(-1.0f,  1.0f, -1.0f);
+math::Vector3f v6(-1.0f,  1.0f,  1.0f);
+math::Vector3f v7(-1.0f, -1.0f,  1.0f);
+float angle = 0;
+
+void draw_ship(game::Ship *ship, float elapsed)
+{
+	using math::Vector3f;
+	using math::Color;
+	using namespace render;
+
+	gl::rotate(ship->yaw(), 0.0f, 1.0f, 0.0f );
+
+	Vector3f tl(0.25, 0.125, 0.125);
+	Vector3f br(-0.25, -0.125, -0.125);
+	
+	Box box(tl, br);
+	box.draw();
+
+	tl = Vector3f(0, 0.07, 0.25);
+	br = Vector3f(-0.5, -0.07, 0.125);
+	Box engine1(tl, br);
+	engine1.topcolor = Color(0.7, 0.7, 0.7);
+	engine1.bottomcolor = engine1.topcolor * 0.5;
+	engine1.draw();
+
+	tl = Vector3f(0, 0.07, -0.125);
+	br = Vector3f(-0.5, -0.07, -0.25);
+	Box engine2(tl, br);
+	engine2.topcolor = engine1.topcolor;
+	engine2.bottomcolor = engine1.bottomcolor;
+	engine2.draw();
+
+	tl = Vector3f(0.4, 0.07, 0.07);
+	br = Vector3f(0.25, -0.07, -0.07);
+	Box cockpit(tl, br);
+	cockpit.topcolor = engine1.topcolor;
+	cockpit.bottomcolor = engine1.bottomcolor;
+	cockpit.draw();
+
+	if(ship->thrust() > 0 ) {
+		gl::color(1.0f,0 ,0 );
+		gl::begin(gl::Lines);
+		gl::vertex(-0.5f, 0, 0.185);
+		gl::vertex(-0.5f-0.25f*ship->thrust(), 0, 0.185);
+	
+		gl::vertex(-0.5f, 0, -0.185f);
+		gl::vertex(-0.5f-0.25f*ship->thrust(), 0, -0.185f);
+		gl::end();
+	}
+
+	// shield rotation
+    	gl::rotate(angle, 0.0f, 1.0f, 0.0f );
+    	angle += 180.0f * elapsed;
+    	if( angle > 360.0f ) {
+            angle -= 360.0f;
+    	}
+	
+	// draw the shield
+	gl::color(Color(0.0f, 1.0f ,0.0f , 0.5f));
+	
+	gl::begin(gl::LineStrip);
+	gl::vertex(v0);
+	gl::vertex(v1);
+	gl::vertex(v2);
+	gl::vertex(v3);
+	gl::vertex(v0);
+	gl::end();
+	
+	gl::begin(gl::LineStrip);
+	gl::vertex(v4);
+    	gl::vertex(v5);
+        gl::vertex(v6);
+        gl::vertex(v7);
+	gl::vertex(v4);
+	gl::end();
+}
+
+void draw_world(float elapsed)
+{
+	using namespace render;
+
+	// draw the ship
+	gl::push();
+	gl::translate(game.ship->location);
+	gl::scale(0.2f,  0.2f,  0.2f);
+	draw_ship(game.ship, elapsed);
+	gl::pop();
+
+	// draw the star
+	gl::push();
+	gl::translate(game.star->location);
+	draw_star(game.star, elapsed);
+	gl::pop();
+}
+
+}