 25bd5d8adb
			
		
	
	25bd5d8adb
	
	
	
		
			
			subrepo: subdir: "deps/juce" merged: "b13f9084e" upstream: origin: "https://github.com/essej/JUCE.git" branch: "sono6good" commit: "b13f9084e" git-subrepo: version: "0.4.3" origin: "https://github.com/ingydotnet/git-subrepo.git" commit: "2f68596"
		
			
				
	
	
		
			123 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			123 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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| * Copyright (c) 2006-2009 Erin Catto http://www.box2d.org
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| *
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| * This software is provided 'as-is', without any express or implied
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| * warranty.  In no event will the authors be held liable for any damages
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| * arising from the use of this software.
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| * Permission is granted to anyone to use this software for any purpose,
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| * including commercial applications, and to alter it and redistribute it
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| * freely, subject to the following restrictions:
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| * 1. The origin of this software must not be misrepresented; you must not
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| * claim that you wrote the original software. If you use this software
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| * in a product, an acknowledgment in the product documentation would be
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| * appreciated but is not required.
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| * 2. Altered source versions must be plainly marked as such, and must not be
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| * misrepresented as being the original software.
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| * 3. This notice may not be removed or altered from any source distribution.
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| */
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| 
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| #ifndef POLYCOLLISION_H
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| #define POLYCOLLISION_H
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| 
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| class PolyCollision : public Test
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| {
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| public:
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|     PolyCollision()
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|     {
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|         {
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|             m_polygonA.SetAsBox(0.2f, 0.4f);
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|             m_transformA.Set(b2Vec2(0.0f, 0.0f), 0.0f);
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|         }
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| 
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|         {
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|             m_polygonB.SetAsBox(0.5f, 0.5f);
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|             m_positionB.Set(19.345284f, 1.5632932f);
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|             m_angleB = 1.9160721f;
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|             m_transformB.Set(m_positionB, m_angleB);
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|         }
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|     }
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| 
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|     static Test* Create()
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|     {
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|         return new PolyCollision;
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|     }
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| 
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|     void Step(Settings* settings)
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|     {
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|         B2_NOT_USED(settings);
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| 
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|         b2Manifold manifold;
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|         b2CollidePolygons(&manifold, &m_polygonA, m_transformA, &m_polygonB, m_transformB);
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| 
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|         b2WorldManifold worldManifold;
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|         worldManifold.Initialize(&manifold, m_transformA, m_polygonA.m_radius, m_transformB, m_polygonB.m_radius);
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| 
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|         m_debugDraw.DrawString(5, m_textLine, "point count = %d", manifold.pointCount);
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|         m_textLine += 15;
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| 
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|         {
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|             b2Color color(0.9f, 0.9f, 0.9f);
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|             b2Vec2 v[b2_maxPolygonVertices];
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|             for (int32 i = 0; i < m_polygonA.m_vertexCount; ++i)
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|             {
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|                 v[i] = b2Mul(m_transformA, m_polygonA.m_vertices[i]);
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|             }
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|             m_debugDraw.DrawPolygon(v, m_polygonA.m_vertexCount, color);
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| 
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|             for (int32 i = 0; i < m_polygonB.m_vertexCount; ++i)
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|             {
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|                 v[i] = b2Mul(m_transformB, m_polygonB.m_vertices[i]);
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|             }
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|             m_debugDraw.DrawPolygon(v, m_polygonB.m_vertexCount, color);
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|         }
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| 
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|         for (int32 i = 0; i < manifold.pointCount; ++i)
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|         {
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|             m_debugDraw.DrawPoint(worldManifold.points[i], 4.0f, b2Color(0.9f, 0.3f, 0.3f));
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|         }
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|     }
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| 
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|     void Keyboard(unsigned char key)
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|     {
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|         switch (key)
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|         {
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|         case 'a':
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|             m_positionB.x -= 0.1f;
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|             break;
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| 
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|         case 'd':
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|             m_positionB.x += 0.1f;
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|             break;
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| 
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|         case 's':
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|             m_positionB.y -= 0.1f;
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|             break;
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| 
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|         case 'w':
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|             m_positionB.y += 0.1f;
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|             break;
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| 
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|         case 'q':
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|             m_angleB += 0.1f * b2_pi;
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|             break;
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| 
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|         case 'e':
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|             m_angleB -= 0.1f * b2_pi;
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|             break;
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|         }
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| 
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|         m_transformB.Set(m_positionB, m_angleB);
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|     }
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| 
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|     b2PolygonShape m_polygonA;
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|     b2PolygonShape m_polygonB;
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| 
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|     b2Transform m_transformA;
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|     b2Transform m_transformB;
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| 
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|     b2Vec2 m_positionB;
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|     float32 m_angleB;
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| };
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| 
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| #endif
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