ccMacros

#ifndef __CCMACROS_H__

#define __CCMACROS_H__

#ifndef _USE_MATH_DEFINES

#define _USE_MATH_DEFINES

#endif

#include "platform/CCCommon.h"

#include "CCStdC.h"

#ifndef CCAssert

#if COCOS2D_DEBUG > 0

extern bool CC_DLL cc_assert_script_compatible(const char *msg);

#define CCAssert(cond, msg) do {                              \

if (!(cond)) {                                          \

if (!cc_assert_script_compatible(msg) && strlen(msg)) \

cocos2d::CCLog("Assert failed: %s", msg);           \

CC_ASSERT(cond);                                      \

} \

} while (0)

#else

#define CCAssert(cond, msg)

#endif

#endif  // CCAssert

#include "ccConfig.h"

/** @def CC_SWAP

simple macro that swaps 2 variables

*/

#define CC_SWAP(x, y, type)    \

{    type temp = (x);        \

x = y; y = temp;        \

}

/** @def CCRANDOM_MINUS1_1

returns a random float between -1 and 1

*/

#define CCRANDOM_MINUS1_1() ((2.0f*((float)rand()/RAND_MAX))-1.0f)

/** @def CCRANDOM_0_1

returns a random float between 0 and 1

*/

#define CCRANDOM_0_1() ((float)rand()/RAND_MAX)

/** @def CC_DEGREES_TO_RADIANS

converts degrees to radians

*/

#define CC_DEGREES_TO_RADIANS(__ANGLE__) ((__ANGLE__) * 0.01745329252f) // PI / 180

/** @def CC_RADIANS_TO_DEGREES

converts radians to degrees

*/

#define CC_RADIANS_TO_DEGREES(__ANGLE__) ((__ANGLE__) * 57.29577951f) // PI * 180

#define kCCRepeatForever (UINT_MAX -1)

/** @def CC_BLEND_SRC

default gl blend src function. Compatible with premultiplied alpha images.

*/

#define CC_BLEND_SRC GL_ONE

#define CC_BLEND_DST GL_ONE_MINUS_SRC_ALPHA

/** @def CC_NODE_DRAW_SETUP

Helpful macro that setups the GL server state, the correct GL program and sets the Model View Projection matrix

@since v2.0

*/

#define CC_NODE_DRAW_SETUP() \

do { \

ccGLEnable(m_eGLServerState); \

CCAssert(getShaderProgram(), "No shader program set for this node"); \

{ \

getShaderProgram()->use(); \

getShaderProgram()->setUniformsForBuiltins(); \

} \

} while(0)

/** @def CC_DIRECTOR_END

Stops and removes the director from memory.

Removes the CCGLView from its parent

@since v0.99.4

*/

#define CC_DIRECTOR_END()                                        \

do {                                                            \

CCDirector *__director = CCDirector::sharedDirector();        \

__director->end();                                            \

} while(0)

/** @def CC_CONTENT_SCALE_FACTOR

On Mac it returns 1;

On iPhone it returns 2 if RetinaDisplay is On. Otherwise it returns 1

*/

#define CC_CONTENT_SCALE_FACTOR() CCDirector::sharedDirector()->getContentScaleFactor()

/****************************/

/** RETINA DISPLAY ENABLED **/

/****************************/

/** @def CC_RECT_PIXELS_TO_POINTS

Converts a rect in pixels to points

*/

#define CC_RECT_PIXELS_TO_POINTS(__rect_in_pixels__)                                                                        \

CCRectMake( (__rect_in_pixels__).origin.x / CC_CONTENT_SCALE_FACTOR(), (__rect_in_pixels__).origin.y / CC_CONTENT_SCALE_FACTOR(),    \

(__rect_in_pixels__).size.width / CC_CONTENT_SCALE_FACTOR(), (__rect_in_pixels__).size.height / CC_CONTENT_SCALE_FACTOR() )

/** @def CC_RECT_POINTS_TO_PIXELS

Converts a rect in points to pixels

*/

#define CC_RECT_POINTS_TO_PIXELS(__rect_in_points_points__)                                                                        \

CCRectMake( (__rect_in_points_points__).origin.x * CC_CONTENT_SCALE_FACTOR(), (__rect_in_points_points__).origin.y * CC_CONTENT_SCALE_FACTOR(), 
  \

(__rect_in_points_points__).size.width * CC_CONTENT_SCALE_FACTOR(), (__rect_in_points_points__).size.height * CC_CONTENT_SCALE_FACTOR() )

/** @def CC_POINT_PIXELS_TO_POINTS

Converts a rect in pixels to points

*/

#define CC_POINT_PIXELS_TO_POINTS(__pixels__)                                                                        \

CCPointMake( (__pixels__).x / CC_CONTENT_SCALE_FACTOR(), (__pixels__).y / CC_CONTENT_SCALE_FACTOR())

/** @def CC_POINT_POINTS_TO_PIXELS

Converts a rect in points to pixels

*/

#define CC_POINT_POINTS_TO_PIXELS(__points__)                                                                        \

CCPointMake( (__points__).x * CC_CONTENT_SCALE_FACTOR(), (__points__).y * CC_CONTENT_SCALE_FACTOR())

/** @def CC_POINT_PIXELS_TO_POINTS

Converts a rect in pixels to points

*/

#define CC_SIZE_PIXELS_TO_POINTS(__size_in_pixels__)                                                                        \

CCSizeMake( (__size_in_pixels__).width / CC_CONTENT_SCALE_FACTOR(), (__size_in_pixels__).height / CC_CONTENT_SCALE_FACTOR())

/** @def CC_POINT_POINTS_TO_PIXELS

Converts a rect in points to pixels

*/

#define CC_SIZE_POINTS_TO_PIXELS(__size_in_points__)                                                                        \

CCSizeMake( (__size_in_points__).width * CC_CONTENT_SCALE_FACTOR(), (__size_in_points__).height * CC_CONTENT_SCALE_FACTOR())

#ifndef FLT_EPSILON

#define FLT_EPSILON     1.192092896e-07F

#endif // FLT_EPSILON

#define DISALLOW_COPY_AND_ASSIGN(TypeName) \

TypeName(const TypeName&);\

void operator=(const TypeName&)

/**

Helper macros which converts 4-byte little/big endian

integral number to the machine native number representation

It should work same as apples CFSwapInt32LittleToHost(..)

*/

/// when define returns true it means that our architecture uses big endian

#define CC_HOST_IS_BIG_ENDIAN (bool)(*(unsigned short *)"\0\xff" < 0x100)

#define CC_SWAP32(i)  ((i & 0x000000ff) << 24 | (i & 0x0000ff00) << 8 | (i & 0x00ff0000) >> 8 | (i & 0xff000000) >> 24)

#define CC_SWAP16(i)  ((i & 0x00ff) << 8 | (i &0xff00) >> 8)

#define CC_SWAP_INT32_LITTLE_TO_HOST(i) ((CC_HOST_IS_BIG_ENDIAN == true)? CC_SWAP32(i) : (i) )

#define CC_SWAP_INT16_LITTLE_TO_HOST(i) ((CC_HOST_IS_BIG_ENDIAN == true)? CC_SWAP16(i) : (i) )

#define CC_SWAP_INT32_BIG_TO_HOST(i)    ((CC_HOST_IS_BIG_ENDIAN == true)? (i) : CC_SWAP32(i) )

#define CC_SWAP_INT16_BIG_TO_HOST(i)    ((CC_HOST_IS_BIG_ENDIAN == true)? (i):  CC_SWAP16(i) )

/**********************/

/** Profiling Macros **/

/**********************/

#if CC_ENABLE_PROFILERS

#define CC_PROFILER_DISPLAY_TIMERS() CCProfiler::sharedProfiler()->displayTimers()

#define CC_PROFILER_PURGE_ALL() CCProfiler::sharedProfiler()->releaseAllTimers()

#define CC_PROFILER_START(__name__) CCProfilingBeginTimingBlock(__name__)

#define CC_PROFILER_STOP(__name__) CCProfilingEndTimingBlock(__name__)

#define CC_PROFILER_RESET(__name__) CCProfilingResetTimingBlock(__name__)

#define CC_PROFILER_START_CATEGORY(__cat__, __name__) do{ if(__cat__) CCProfilingBeginTimingBlock(__name__); } while(0)

#define CC_PROFILER_STOP_CATEGORY(__cat__, __name__) do{ if(__cat__) CCProfilingEndTimingBlock(__name__); } while(0)

#define CC_PROFILER_RESET_CATEGORY(__cat__, __name__) do{ if(__cat__) CCProfilingResetTimingBlock(__name__); } while(0)

#define CC_PROFILER_START_INSTANCE(__id__, __name__) do{ CCProfilingBeginTimingBlock( CCString::createWithFormat("%08X - %s", __id__, __name__)->getCString()
); } while(0)

#define CC_PROFILER_STOP_INSTANCE(__id__, __name__) do{ CCProfilingEndTimingBlock(    CCString::createWithFormat("%08X - %s", __id__, __name__)->getCString()
); } while(0)

#define CC_PROFILER_RESET_INSTANCE(__id__, __name__) do{ CCProfilingResetTimingBlock( CCString::createWithFormat("%08X - %s", __id__, __name__)->getCString()
); } while(0)

#else

#define CC_PROFILER_DISPLAY_TIMERS() do {} while (0)

#define CC_PROFILER_PURGE_ALL() do {} while (0)

#define CC_PROFILER_START(__name__)  do {} while (0)

#define CC_PROFILER_STOP(__name__) do {} while (0)

#define CC_PROFILER_RESET(__name__) do {} while (0)

#define CC_PROFILER_START_CATEGORY(__cat__, __name__) do {} while(0)

#define CC_PROFILER_STOP_CATEGORY(__cat__, __name__) do {} while(0)

#define CC_PROFILER_RESET_CATEGORY(__cat__, __name__) do {} while(0)

#define CC_PROFILER_START_INSTANCE(__id__, __name__) do {} while(0)

#define CC_PROFILER_STOP_INSTANCE(__id__, __name__) do {} while(0)

#define CC_PROFILER_RESET_INSTANCE(__id__, __name__) do {} while(0)

#endif

#if !defined(COCOS2D_DEBUG) || COCOS2D_DEBUG == 0

#define CHECK_GL_ERROR_DEBUG()

#else

#define CHECK_GL_ERROR_DEBUG() \

do { \

GLenum __error = glGetError(); \

if(__error) { \

CCLog("OpenGL error 0x%04X in %s %s %d\n", __error, __FILE__, __FUNCTION__, __LINE__); \

} \

} while (false)

#endif

/** @def CC_INCREMENT_GL_DRAWS_BY_ONE

Increments the GL Draws counts by one.

The number of calls per frame are displayed on the screen when the CCDirector's stats are enabled.

*/

extern unsigned int CC_DLL g_uNumberOfDraws;

#define CC_INCREMENT_GL_DRAWS(__n__) g_uNumberOfDraws += __n__

/*******************/

/** Notifications **/

/*******************/

/** @def CCAnimationFrameDisplayedNotification

Notification name when a CCSpriteFrame is displayed

*/

#define CCAnimationFrameDisplayedNotification "CCAnimationFrameDisplayedNotification"

#endif // __CCMACROS_H__