mirror of https://github.com/axmolengine/axmol.git
95 lines
3.3 KiB
C
95 lines
3.3 KiB
C
/* Copyright (c) 2007 Scott Lembcke
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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typedef struct ChipmunkDemo ChipmunkDemo;
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typedef cpSpace *(*ChipmunkDemoInitFunc)(void);
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typedef void (*ChipmunkDemoUpdateFunc)(cpSpace *space, double dt);
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typedef void (*ChipmunkDemoDrawFunc)(cpSpace *space);
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typedef void (*ChipmunkDemoDestroyFunc)(cpSpace *space);
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struct ChipmunkDemo {
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const char *name;
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double timestep;
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ChipmunkDemoInitFunc initFunc;
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ChipmunkDemoUpdateFunc updateFunc;
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ChipmunkDemoDrawFunc drawFunc;
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ChipmunkDemoDestroyFunc destroyFunc;
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};
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static inline cpFloat
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frand(void)
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{
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return (cpFloat)rand()/(cpFloat)RAND_MAX;
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}
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static inline cpVect
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frand_unit_circle(){
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cpVect v = cpv(frand()*2.0f - 1.0f, frand()*2.0f - 1.0f);
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return (cpvlengthsq(v) < 1.0f ? v : frand_unit_circle());
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}
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typedef struct {
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float x, y;
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} float2;
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typedef struct {
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uint8_t r, g, b, a;
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} RGBA8;
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typedef struct {
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float2 pos;
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float2 uv;
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float r;
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RGBA8 fill, outline;
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} Vertex;
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typedef uint16_t Index;
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extern int ChipmunkDemoTicks;
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extern double ChipmunkDemoTime;
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extern cpVect ChipmunkDemoKeyboard;
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extern cpVect ChipmunkDemoMouse;
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extern cpBool ChipmunkDemoRightClick;
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extern cpBool ChipmunkDemoRightDown;
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extern float ChipmunkDebugDrawPointLineScale;
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extern char const *ChipmunkDemoMessageString;
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extern void ChipmunkDemoPrintString(char const* fmt, ...);
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extern cpShapeFilter GRAB_FILTER;
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extern cpShapeFilter NOT_GRABBABLE_FILTER;
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void ChipmunkDemoDefaultDrawImpl(cpSpace* space);
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void ChipmunkDemoFreeSpaceChildren(cpSpace* space);
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void ChipmunkDebugDrawCircle(
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cpVect pos, cpFloat angle, cpFloat radius, cpSpaceDebugColor outlineColor, cpSpaceDebugColor fillColor);
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void ChipmunkDebugDrawSegment(cpVect a, cpVect b, cpSpaceDebugColor color);
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void ChipmunkDebugDrawFatSegment(
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cpVect a, cpVect b, cpFloat radius, cpSpaceDebugColor outlineColor, cpSpaceDebugColor fillColor);
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void ChipmunkDebugDrawPolygon(
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int count, const cpVect* verts, cpFloat radius, cpSpaceDebugColor outlineColor, cpSpaceDebugColor fillColor);
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void ChipmunkDebugDrawDot(cpFloat size, cpVect pos, cpSpaceDebugColor fillColor);
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void ChipmunkDebugDrawBB(cpBB bb, cpSpaceDebugColor outlineColor);
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cpSpaceDebugColor LAColor(float l, float a);
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cpSpaceDebugColor RGBAColor(float r, float g, float b, float a); |