//
// cocos2d (incomplete) GLU implementation
//
// gluLookAt and gluPerspective from:
// http://jet.ro/creations (San Angeles Observation)
//
//
// Only compile this code on iOS. These files should NOT be included on your Mac project.
// But in case they are included, it won't be compiled.
#import <Availability.h>
#ifdef __IPHONE_OS_VERSION_MAX_ALLOWED
#import <OpenGLES/ES1/gl.h>
#import <math.h>
#import "../../Support/OpenGL_Internal.h"
#include "glu.h"
void gluPerspective(GLfloat fovy, GLfloat aspect, GLfloat zNear, GLfloat zFar)
{
GLfloat xmin, xmax, ymin, ymax;
ymax = zNear * (GLfloat)tanf(fovy * (float)M_PI / 360);
ymin = -ymax;
xmin = ymin * aspect;
xmax = ymax * aspect;
glFrustumf(xmin, xmax,
ymin, ymax,
zNear, zFar);
}
void gluLookAt(GLfloat eyex, GLfloat eyey, GLfloat eyez,
GLfloat centerx, GLfloat centery, GLfloat centerz,
GLfloat upx, GLfloat upy, GLfloat upz)
{
GLfloat m[16];
GLfloat x[3], y[3], z[3];
GLfloat mag;
/* Make rotation matrix */
/* Z vector */
z[0] = eyex - centerx;
z[1] = eyey - centery;
z[2] = eyez - centerz;
mag = (float)sqrtf(z[0] * z[0] + z[1] * z[1] + z[2] * z[2]);
if (mag) {
z[0] /= mag;
z[1] /= mag;
z[2] /= mag;
}
/* Y vector */
y[0] = upx;
y[1] = upy;
y[2] = upz;
/* X vector = Y cross Z */
x[0] = y[1] * z[2] - y[2] * z[1];
x[1] = -y[0] * z[2] + y[2] * z[0];
x[2] = y[0] * z[1] - y[1] * z[0];
/* Recompute Y = Z cross X */
y[0] = z[1] * x[2] - z[2] * x[1];
y[1] = -z[0] * x[2] + z[2] * x[0];
y[2] = z[0] * x[1] - z[1] * x[0];
/* cross product gives area of parallelogram, which is < 1.0 for
* non-perpendicular unit-length vectors; so normalize x, y here
*/
mag = (float)sqrtf(x[0] * x[0] + x[1] * x[1] + x[2] * x[2]);
if (mag) {
x[0] /= mag;
x[1] /= mag;
x[2] /= mag;
}
mag = (float)sqrtf(y[0] * y[0] + y[1] * y[1] + y[2] * y[2]);
if (mag) {
y[0] /= mag;
y[1] /= mag;
y[2] /= mag;
}
#define M(row,col) m[col*4+row]
M(0, 0) = x[0];
M(0, 1) = x[1];
M(0, 2) = x[2];
M(0, 3) = 0.0f;
M(1, 0) = y[0];
M(1, 1) = y[1];
M(1, 2) = y[2];
M(1, 3) = 0.0f;
M(2, 0) = z[0];
M(2, 1) = z[1];
M(2, 2) = z[2];
M(2, 3) = 0.0f;
M(3, 0) = 0.0f;
M(3, 1) = 0.0f;
M(3, 2) = 0.0f;
M(3, 3) = 1.0f;
#undef M
glMultMatrixf(m);
/* Translate Eye to Origin */
glTranslatef(-eyex, -eyey, -eyez);
}
#endif // __IPHONE_OS_VERSION_MAX_ALLOWED
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iOS实例开发源码——blender-tommyBros-0.1.5-1-g7821299.zip
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iOS实例开发源码——blender-tommyBros-0.1.5-1-g7821299.zip (263个子文件)
glu.c 3KB
base64.c 2KB
ccUtils.c 364B
smb_over.caf 13.73MB
victory.caf 638KB
game_over.caf 552KB
dead.caf 484KB
coin.caf 84KB
jump.caf 57KB
uthash.h 63KB
utlist.h 36KB
AsyncSocket.h 29KB
CCNode.h 17KB
CocosDenshion.h 14KB
CCParticleSystem.h 14KB
CCMenuItem.h 13KB
CCActionInterval.h 13KB
CCSprite.h 12KB
ccCArray.h 12KB
CCTexture2D.h 11KB
ccConfig.h 10KB
CCDirector.h 9KB
CCLayer.h 9KB
CDAudioManager.h 9KB
ccMacros.h 8KB
CCTransition.h 8KB
CCEventDispatcher.h 8KB
CCDirectorIOS.h 8KB
CGPointExtension.h 8KB
EAGLView.h 7KB
CCActionGrid3D.h 7KB
CCActionTiledGrid.h 7KB
CCSpriteBatchNode.h 6KB
ccTypes.h 6KB
CCTMXLayer.h 6KB
CCScheduler.h 6KB
CCTMXXMLParser.h 6KB
CCAction.h 6KB
CCActionEase.h 6KB
CCLabelBMFont.h 6KB
CCTMXTiledMap.h 5KB
CCTextureCache.h 5KB
CCActionGrid.h 5KB
CCTextureAtlas.h 5KB
CCActionInstant.h 5KB
CCSpriteFrameCache.h 5KB
CCAnimation.h 5KB
OpenGL_Internal.h 4KB
CLScoreServerRequest.h 4KB
CLScoreServerPost.h 4KB
CCTouchDispatcher.h 4KB
cocos2d.h 4KB
CCRibbon.h 4KB
CCTexturePVR.h 4KB
CCProtocols.h 4KB
CCRenderTexture.h 4KB
FontLabelStringDrawing.h 4KB
CCActionManager.h 4KB
SimpleAudioEngine.h 4KB
CCGrid.h 4KB
CCSpriteFrame.h 3KB
CCTouchHandler.h 3KB
CCConfiguration.h 3KB
CDOpenALSupport.h 3KB
FontManager.h 3KB
CCDirectorMac.h 3KB
CCCamera.h 3KB
CCDrawingPrimitives.h 3KB
ZAttributedString.h 3KB
CCAtlasNode.h 3KB
CCGL.h 3KB
CCArray.h 3KB
CCTouchDelegateProtocol.h 3KB
MacGLView.h 3KB
CCTileMapAtlas.h 3KB
CCMenu.h 3KB
CCProgressTimer.h 3KB
CCMotionStreak.h 3KB
CCLabelAtlas.h 3KB
CCParticleExamples.h 3KB
CDConfig.h 3KB
CCLabelTTF.h 3KB
CCParticleSystemQuad.h 2KB
CCActionCamera.h 2KB
CCNS.h 2KB
CDataScanner.h 2KB
CCActionTween.h 2KB
CCTransitionPageTurn.h 2KB
CCAnimationCache.h 2KB
CCTMXObjectGroup.h 2KB
ES1Renderer.h 2KB
CCActionProgressTimer.h 2KB
CCParticleSystemPoint.h 2KB
ESRenderer.h 2KB
CCFileUtils.h 2KB
CJSONDeserializer.h 2KB
CCParallaxNode.h 2KB
CJSONScanner.h 2KB
FontLabel.h 2KB
CCProfiling.h 2KB
共 263 条
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