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comparison trunk/chipmunkd/cpShape.d @ 14:d88862c82f06

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author Extrawurst
date Fri, 03 Dec 2010 23:55:20 +0100
parents c03a41d47b60
children df4ebc8add66
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13:c03a41d47b60 14:d88862c82f06
97 //cpBB cpShapeCacheBB(cpShape *shape); 97 //cpBB cpShapeCacheBB(cpShape *shape);
98 // 98 //
99 //// Test if a point lies within a shape. 99 //// Test if a point lies within a shape.
100 //cpBool cpShapePointQuery(cpShape *shape, cpVect p); 100 //cpBool cpShapePointQuery(cpShape *shape, cpVect p);
101 101
102 //TODO 102 template CP_DefineShapeGetter(string _struct,string type,string member,string name)
103 //#define CP_DeclareShapeGetter(struct, type, name) type struct##Get##name(cpShape *shape) 103 {
104 // 104 enum CP_DefineShapeGetter =
105 type~" "~_struct~"Get"~name~"(cpShape *shape){"~
106 "assert(shape.klass == &"~_struct~"Class, \"shape is not a "~_struct~"\");"~
107 "return (cast("~_struct~"*)shape)."~member~";"~
108 "}";
109 }
105 110
106 // Circle shape structure. 111 // Circle shape structure.
107 struct cpCircleShape{ 112 struct cpCircleShape{
108 cpShape shape; 113 cpShape shape;
109 114
118 123
119 //// Basic allocation functions for cpCircleShape. 124 //// Basic allocation functions for cpCircleShape.
120 //cpCircleShape *cpCircleShapeAlloc(void); 125 //cpCircleShape *cpCircleShapeAlloc(void);
121 //cpCircleShape *cpCircleShapeInit(cpCircleShape *circle, cpBody *body, cpFloat radius, cpVect offset); 126 //cpCircleShape *cpCircleShapeInit(cpCircleShape *circle, cpBody *body, cpFloat radius, cpVect offset);
122 //cpShape *cpCircleShapeNew(cpBody *body, cpFloat radius, cpVect offset); 127 //cpShape *cpCircleShapeNew(cpBody *body, cpFloat radius, cpVect offset);
123 // 128
124 //CP_DeclareShapeGetter(cpCircleShape, cpVect, Offset); 129 mixin(CP_DefineShapeGetter!("cpCircleShape", "cpVect", "c", "Offset"));
125 //CP_DeclareShapeGetter(cpCircleShape, cpFloat, Radius); 130 mixin(CP_DefineShapeGetter!("cpCircleShape", "cpFloat", "r", "Radius"));
126 131
127 // Segment shape structure. 132 // Segment shape structure.
128 struct cpSegmentShape{ 133 struct cpSegmentShape{
129 cpShape shape; 134 cpShape shape;
130 135
139 // 144 //
140 //// Basic allocation functions for cpSegmentShape. 145 //// Basic allocation functions for cpSegmentShape.
141 //cpSegmentShape* cpSegmentShapeAlloc(void); 146 //cpSegmentShape* cpSegmentShapeAlloc(void);
142 //cpSegmentShape* cpSegmentShapeInit(cpSegmentShape *seg, cpBody *body, cpVect a, cpVect b, cpFloat radius); 147 //cpSegmentShape* cpSegmentShapeInit(cpSegmentShape *seg, cpBody *body, cpVect a, cpVect b, cpFloat radius);
143 //cpShape* cpSegmentShapeNew(cpBody *body, cpVect a, cpVect b, cpFloat radius); 148 //cpShape* cpSegmentShapeNew(cpBody *body, cpVect a, cpVect b, cpFloat radius);
144 // 149
145 //CP_DeclareShapeGetter(cpSegmentShape, cpVect, A); 150 mixin(CP_DefineShapeGetter!("cpSegmentShape", "cpVect", "a", "A"));
146 //CP_DeclareShapeGetter(cpSegmentShape, cpVect, B); 151 mixin(CP_DefineShapeGetter!("cpSegmentShape", "cpVect", "b", "B"));
147 //CP_DeclareShapeGetter(cpSegmentShape, cpVect, Normal); 152 mixin(CP_DefineShapeGetter!("cpSegmentShape", "cpVect", "n", "Normal"));
148 //CP_DeclareShapeGetter(cpSegmentShape, cpFloat, Radius); 153 mixin(CP_DefineShapeGetter!("cpSegmentShape", "cpFloat", "r", "Radius"));
149 // 154 //
150 //// For determinism, you can reset the shape id counter. 155 //// For determinism, you can reset the shape id counter.
151 //void cpResetShapeIdCounter(void); 156 //void cpResetShapeIdCounter(void);
152 // 157 //
153 //// Directed segment queries against individual shapes. 158 //// Directed segment queries against individual shapes.
329 cpShape * 334 cpShape *
330 cpCircleShapeNew(cpBody *_body, cpFloat radius, cpVect offset) 335 cpCircleShapeNew(cpBody *_body, cpFloat radius, cpVect offset)
331 { 336 {
332 return cast(cpShape *)cpCircleShapeInit(cpCircleShapeAlloc(), _body, radius, offset); 337 return cast(cpShape *)cpCircleShapeInit(cpCircleShapeAlloc(), _body, radius, offset);
333 } 338 }
334 //TODO:
335 //CP_DefineShapeGetter(cpCircleShape, cpVect, c, Offset)
336 //CP_DefineShapeGetter(cpCircleShape, cpFloat, r, Radius)
337 339
338 cpSegmentShape * 340 cpSegmentShape *
339 cpSegmentShapeAlloc() 341 cpSegmentShapeAlloc()
340 { 342 {
341 return cast(cpSegmentShape *)cpcalloc(1, cpSegmentShape.sizeof); 343 return cast(cpSegmentShape *)cpcalloc(1, cpSegmentShape.sizeof);
485 cpShape* 487 cpShape*
486 cpSegmentShapeNew(cpBody *_body, cpVect a, cpVect b, cpFloat r) 488 cpSegmentShapeNew(cpBody *_body, cpVect a, cpVect b, cpFloat r)
487 { 489 {
488 return cast(cpShape *)cpSegmentShapeInit(cpSegmentShapeAlloc(), _body, a, b, r); 490 return cast(cpShape *)cpSegmentShapeInit(cpSegmentShapeAlloc(), _body, a, b, r);
489 } 491 }
490 //TODO:
491 //CP_DefineShapeGetter(cpSegmentShape, cpVect, a, A)
492 //CP_DefineShapeGetter(cpSegmentShape, cpVect, b, B)
493 //CP_DefineShapeGetter(cpSegmentShape, cpVect, n, Normal)
494 //CP_DefineShapeGetter(cpSegmentShape, cpFloat, r, Radius)
495 492
496 // Unsafe API (chipmunk_unsafe.h) 493 // Unsafe API (chipmunk_unsafe.h)
497 494
498 void 495 void
499 cpCircleShapeSetRadius(cpShape *shape, cpFloat radius) 496 cpCircleShapeSetRadius(cpShape *shape, cpFloat radius)