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fix 'set rotation', use simple mapping from accX to Y rotation

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This commit is contained in:
matthias.ringwald 2012-04-26 19:53:07 +00:00
parent c7b1499a5b
commit 534f4788a4
3 changed files with 29 additions and 18 deletions
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2
example/WiiMoteOpenGLDemo/Classes/EAGLView.h
View File

@ -12,8 +12,6 @@
#import <OpenGLES/ES1/gl.h>
#import <OpenGLES/ES1/glext.h>
#define USE_BLUETOOTH
/*
This class wraps the CAEAGLLayer from CoreAnimation into a convenient UIView subclass.
The view content is basically an EAGL surface you render your OpenGL scene into.

5
example/WiiMoteOpenGLDemo/Classes/EAGLView.m
View File

@ -17,6 +17,8 @@
#define USE_DEPTH_BUFFER 1
#define DEGREES_TO_RADIANS(__ANGLE) ((__ANGLE) / 180.0 * M_PI)
#define USE_BLUETOOTH
// A class extension to declare private methods
@interface EAGLView ()
@ -372,11 +374,12 @@
- (void)setRotationX:(int)x Y:(int)y Z:(int)z{
NSLog(@"BT data: %u %u %u", x , y ,z);
// NSLog(@"BT data: %u %u %u", x , y ,z);
rotateX = x;
rotateY = y;
rotateZ = z;
}
- (void)dealloc {
[self stopAnimation];

40
example/WiiMoteOpenGLDemo/Classes/WiiMoteOpenGLDemoAppDelegate.m
View File

@ -52,20 +52,12 @@ float getRotationAngle(float matrix[4][4]);
BTDevice *device;
uint16_t wiiMoteConHandle = 0;
WiiMoteOpenGLDemoAppDelegate * theMainApp;
@implementation WiiMoteOpenGLDemoAppDelegate
@synthesize window;
@synthesize glView;
@synthesize navControl;
@synthesize glViewControl;
#define SIZE 5
int counter;
// define the rest position
static float restPosition[3] = {0,0,1};
float restPosition[3] = {0,0,1};
// static float restPosition2[3] = {0,0,-1};
#define histSize 5
int histX[histSize];
@ -83,24 +75,40 @@ static float addToHistory(int history[histSize], int value){
return sum/histSize;
}
static void bt_data_cb(uint8_t x, uint8_t y, uint8_t z){
@implementation WiiMoteOpenGLDemoAppDelegate
@synthesize window;
@synthesize glView;
@synthesize navControl;
@synthesize glViewControl;
-(void) handleBtDataWithX:(uint8_t) x andY:(uint8_t) y andZ:(uint8_t) z{
// NSLog(@"Data 0x%02x, 0x%02x, 0x%02x", x, y, z);
float accData[3];
accData[0] = addToHistory( histX, 1 * (x - 128));
accData[1] = addToHistory( histY, 1 * (y - 128));
accData[2] = addToHistory( histZ, 1 * (z - 128));
[glView setRotationX:0 Y:(accData[0] * 5) Z:0];
// NSLog(@"Set Rotation: %f", accData[0]);
return;
float rotationMatrix[4][4];
getRotationMatrixFromVectors(restPosition, accData, rotationMatrix);
#if 0
// fancy stuff to fololow
getRotationMatrixFromVectors(restPosition, accData, rotationMatrix);
float rotationAngle = getRotationAngle(rotationMatrix) * 180/M_PI;
#if 1
if (rotationAngle >= 90){
getRotationMatrixFromVectors(restPosition, accData, rotationMatrix);
[[theMainApp glView] setRotationX:0 Y:180 Z:0];
[glView setRotationX:0 Y:180 Z:0];
} else {
[[theMainApp glView] setRotationX:0 Y:0 Z:0];
[glView setRotationX:0 Y:0 Z:0];
}
#endif
#if 0
@ -118,7 +126,9 @@ static void bt_data_cb(uint8_t x, uint8_t y, uint8_t z){
// }
#endif
[[theMainApp glView] setRotationMatrix:rotationMatrix];
#endif
[glView setRotationMatrix:rotationMatrix];
}
// direct access
@ -134,7 +144,7 @@ static void bt_data_cb(uint8_t x, uint8_t y, uint8_t z){
case L2CAP_DATA_PACKET:
if (packet[0] == 0xa1 && packet[1] == 0x31){
bt_data_cb(packet[4], packet[5], packet[6]);
[self handleBtDataWithX:packet[4] andY:packet[5] andZ:packet[6]];
}
break;