try 02

erincatto · Aug 27, 2024 · 570373f · 570373f
1 parent a7eb565
commit 570373f
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/samples/sample_determinism.cpp b/samples/sample_determinism.cpp
@@ -18,7 +18,7 @@ class FallingHinges : public Sample
 	enum
 	{
 		e_columns = 4,
-		e_rows = 30,
+		e_rows = 10,
 	};
 
 	explicit FallingHinges( Settings& settings )
@@ -46,7 +46,8 @@ class FallingHinges : public Sample
 		}
 
 		float h = 0.25f;
-		float r = 0.1f * h;
+		float r = 0.0f;
+		 //0.1f * h;
 		b2Polygon box = b2MakeRoundedBox( h - r, h - r, r );
 
 		b2ShapeDef shapeDef = b2DefaultShapeDef();
@@ -132,6 +133,7 @@ class FallingHinges : public Sample
 				for ( int i = 0; i < bodyCount; ++i )
 				{
 					b2Transform xf = b2Body_GetTransform( m_bodies[i] );
+					printf( "%d %.9f %.9f %.9f %.9f\n", i, xf.p.x, xf.p.y, xf.q.c, xf.q.s );
 					m_hash = b2Hash( m_hash, reinterpret_cast<uint8_t*>( &xf ), sizeof( b2Transform ) );
 				}
 

diff --git a/src/constraint_graph.c b/src/constraint_graph.c
@@ -23,7 +23,7 @@
 // cause horrible cache stalls. To make this feasible I would need a way to block these writes.
 
 // This is used for debugging by making all constraints be assigned to overflow.
-#define B2_FORCE_OVERFLOW 0
+#define B2_FORCE_OVERFLOW 1
 
 _Static_assert( b2_graphColorCount == 12, "graph color count assumed to be 12" );