Updated physac to latest version
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src/physac.h
70
src/physac.h
@ -39,10 +39,11 @@
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* Otherwise it will include stdlib.h and use the C standard library malloc()/free() function.
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*
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*
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* NOTE: Physac requires multi-threading, when InitPhysics() a second thread is created to manage physics calculations.
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* NOTE 1: Physac requires multi-threading, when InitPhysics() a second thread is created to manage physics calculations.
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* NOTE 2: Physac requires static C library linkage to avoid dependency on MinGW DLL (-static -lpthread)
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*
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* Use the following code to compile (-static -lpthread):
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* gcc -o $(NAME_PART).exe $(FILE_NAME) -s $(RAYLIB_DIR)\raylib\raylib_icon -static -lraylib -lpthread
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* Use the following code to compile:
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* gcc -o physac_sample.exe physac_sample.c -s $(RAYLIB_DIR)\raylib\raylib_icon -static -lraylib -lpthread \
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* -lglfw3 -lopengl32 -lgdi32 -lopenal32 -lwinmm -std=c99 -Wl,--subsystem,windows -Wl,-allow-multiple-definition
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*
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* VERY THANKS TO:
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@ -51,7 +52,7 @@
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*
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* LICENSE: zlib/libpng
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*
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* Copyright (c) 2017 Victor Fisac
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* Copyright (c) 2016-2017 Victor Fisac
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*
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* This software is provided "as-is", without any express or implied warranty. In no event
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* will the authors be held liable for any damages arising from the use of this software.
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@ -73,7 +74,7 @@
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#if !defined(PHYSAC_H)
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#define PHYSAC_H
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#define PHYSAC_STATIC
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// #define PHYSAC_STATIC
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// #define PHYSAC_NO_THREADS
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// #define PHYSAC_STANDALONE
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// #define PHYSAC_DEBUG
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@ -250,6 +251,7 @@ PHYSACDEF void ClosePhysics(void);
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int __stdcall QueryPerformanceCounter(unsigned long long int *lpPerformanceCount);
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int __stdcall QueryPerformanceFrequency(unsigned long long int *lpFrequency);
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#elif defined(__linux__) || defined(PLATFORM_WEB)
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#define _DEFAULT_SOURCE // Enables BSD function definitions and C99 POSIX compliance
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#include <sys/time.h> // Required for: timespec
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#include <time.h> // Required for: clock_gettime()
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#include <stdint.h>
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@ -745,82 +747,74 @@ PHYSACDEF int GetPhysicsBodiesCount(void)
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// Returns a physics body of the bodies pool at a specific index
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PHYSACDEF PhysicsBody GetPhysicsBody(int index)
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{
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PhysicsBody body = NULL;
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if (index < physicsBodiesCount)
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{
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PhysicsBody body = bodies[index];
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if (body != NULL) return body;
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else
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body = bodies[index];
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if (body == NULL)
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{
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#if defined(PHYSAC_DEBUG)
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printf("[PHYSAC] error when trying to get a null reference physics body");
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#endif
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return NULL;
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}
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}
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#if defined(PHYSAC_DEBUG)
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else
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{
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printf("[PHYSAC] physics body index is out of bounds");
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return NULL;
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}
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else printf("[PHYSAC] physics body index is out of bounds");
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#endif
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return body;
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}
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// Returns the physics body shape type (PHYSICS_CIRCLE or PHYSICS_POLYGON)
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PHYSACDEF int GetPhysicsShapeType(int index)
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{
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int result = -1;
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if (index < physicsBodiesCount)
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{
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PhysicsBody body = bodies[index];
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if (body != NULL) return body->shape.type;
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if (body != NULL) result = body->shape.type;
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#if defined(PHYSAC_DEBUG)
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else
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{
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printf("[PHYSAC] error when trying to get a null reference physics body");
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return -1;
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}
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else printf("[PHYSAC] error when trying to get a null reference physics body");
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#endif
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}
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#if defined(PHYSAC_DEBUG)
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else
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{
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printf("[PHYSAC] physics body index is out of bounds");
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return -1;
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}
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else printf("[PHYSAC] physics body index is out of bounds");
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#endif
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return result;
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}
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// Returns the amount of vertices of a physics body shape
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PHYSACDEF int GetPhysicsShapeVerticesCount(int index)
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{
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int result = 0;
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if (index < physicsBodiesCount)
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{
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PhysicsBody body = bodies[index];
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if (body != NULL)
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{
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switch (body->shape.type)
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{
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case PHYSICS_CIRCLE: return PHYSAC_CIRCLE_VERTICES; break;
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case PHYSICS_POLYGON: return body->shape.vertexData.vertexCount; break;
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case PHYSICS_CIRCLE: result = PHYSAC_CIRCLE_VERTICES; break;
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case PHYSICS_POLYGON: result = body->shape.vertexData.vertexCount; break;
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default: break;
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}
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}
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#if defined(PHYSAC_DEBUG)
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else
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{
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printf("[PHYSAC] error when trying to get a null reference physics body");
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return 0;
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}
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else printf("[PHYSAC] error when trying to get a null reference physics body");
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#endif
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}
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#if defined(PHYSAC_DEBUG)
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else
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{
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printf("[PHYSAC] physics body index is out of bounds");
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return 0;
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}
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else printf("[PHYSAC] physics body index is out of bounds");
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#endif
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return result;
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}
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// Returns transformed position of a body shape (body position + vertex transformed position)
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