add hello world example and edit source tree

2017-02-27 18:59:58 -03:00
parent ed0159f4b5
commit 71ee97aaa0
49 changed files with 177 additions and 14 deletions
--- a/examples/testbed/tests/collide_test.h
+++ b/examples/testbed/tests/collide_test.h
@@ -0,0 +1,118 @@
+/*
+* Copyright (c) 2016-2016 Irlan Robson http://www.irlan.net
+*
+* This software is provided 'as-is', without any express or implied
+* warranty.  In no event will the authors be held liable for any damages
+* arising from the use of this software.
+* Permission is granted to anyone to use this software for any purpose,
+* including commercial applications, and to alter it and redistribute it
+* freely, subject to the following restrictions:
+* 1. The origin of this software must not be misrepresented; you must not
+* claim that you wrote the original software. If you use this software
+* in a product, an acknowledgment in the product documentation would be
+* appreciated but is not required.
+* 2. Altered source versions must be plainly marked as such, and must not be
+* misrepresented as being the original software.
+* 3. This notice may not be removed or altered from any source distribution.
+*/
+
+#ifndef COLLIDE_H
+#define COLLIDE_H
+
+extern DebugDraw* g_debugDraw;
+extern Camera g_camera;
+extern Settings g_settings;
+
+class Collide : public Test
+{
+public:
+	Collide()
+	{
+		g_camera.m_zoom = 25.0f;
+	}
+
+	void Step()
+	{
+		b3ConvexCache cache;
+		cache.simplexCache.count = 0;
+		cache.featureCache.m_featurePair.state = b3SATCacheType::e_empty;
+
+		b3Manifold manifold;
+		manifold.GuessImpulses();
+
+		b3CollideShapeAndShape(manifold, m_xfA, m_shapeA, m_xfB, m_shapeB, &cache);
+
+		b3WorldManifold wm;
+		wm.Initialize(&manifold, m_xfA, m_shapeA->m_radius, m_xfB, m_shapeB->m_radius);
+		
+		for (u32 i = 0; i < wm.pointCount; ++i)
+		{
+			b3WorldManifoldPoint* wmp = wm.points + i;
+			b3Vec3 pw = wmp->point;
+			b3Vec2 ps = g_camera.ConvertWorldToScreen(pw);
+			
+			g_debugDraw->DrawPoint(pw, 4.0f, b3Color(0.0f, 1.0f, 0.0f));
+			g_debugDraw->DrawSegment(pw, pw + wmp->normal, b3Color(1.0f, 1.0f, 1.0f));
+		}
+
+		if (wm.pointCount > 0)
+		{
+			g_debugDraw->DrawPoint(wm.center, 4.0f, b3Color(1.0f, 1.0f, 0.0f));
+			g_debugDraw->DrawSegment(wm.center, wm.center + wm.normal, b3Color(1.0f, 1.0f, 0.0f));
+			g_debugDraw->DrawSegment(wm.center, wm.center + wm.tangent1, b3Color(1.0f, 1.0f, 0.0f));
+			g_debugDraw->DrawSegment(wm.center, wm.center + wm.tangent2, b3Color(1.0f, 1.0f, 0.0f));
+		}
+		
+		m_world.DrawShape(m_xfA, m_shapeA);
+		m_world.DrawShape(m_xfB, m_shapeB);
+	}
+
+	virtual void KeyDown(int key)
+	{
+		if (key == GLFW_KEY_LEFT)
+		{
+			m_xfB.position.x -= 0.05f;
+		}
+
+		if (key == GLFW_KEY_RIGHT)
+		{
+			m_xfB.position.x += 0.05f;
+		}
+		
+		if (key == GLFW_KEY_UP)
+		{
+			m_xfB.position.y += 0.05f;
+		}
+		
+		if (key == GLFW_KEY_DOWN)
+		{
+			m_xfB.position.y -= 0.05f;
+		}
+
+		if (key == GLFW_KEY_X)
+		{
+			b3Quat qx(b3Vec3(1.0f, 0.0f, 0.0f), 0.05f * B3_PI);
+			b3Mat33 xfx = b3ConvertQuatToRot(qx);
+
+			m_xfB.rotation = m_xfB.rotation * xfx;
+		}
+
+		if (key == GLFW_KEY_Y)
+		{
+			b3Quat qy(b3Vec3(0.0f, 1.0f, 0.0f), 0.05f * B3_PI);
+			b3Mat33 xfy = b3ConvertQuatToRot(qy);
+
+			m_xfB.rotation = m_xfB.rotation * xfy;
+		}
+	}
+
+	b3Shape* m_shapeA;
+	b3Transform m_xfA;
+	
+	b3Shape* m_shapeB;
+	b3Transform m_xfB;
+	
+	b3SimplexCache m_cache;
+};
+
+#endif