- float matrix[][];\r
- float tmp[][];\r
-\r
- float mycos;\r
- float mysin;\r
- float myconst = (float)(Math.PI/180);\r
-\r
- public MCMatrix(int rows, int cols) {\r
- matrix = new float[rows][cols];\r
- tmp = new float[rows][cols];\r
- }\r
-\r
- public void addElement(int i, int j, float value) {\r
- matrix[i][j] = value;\r
- }\r
-\r
- public void print() {\r
- System.out.println(matrix[0][0] + " " + matrix[0][1] + " " + matrix[0][2]);\r
- System.out.println(matrix[1][0] + " " + matrix[1][1] + " " + matrix[1][2]);\r
- System.out.println(matrix[2][0] + " " + matrix[2][1] + " " + matrix[2][2]);\r
- }\r
-\r
- public void rotatex(float degrees) {\r
- mycos = (float)(Math.cos(degrees*myconst));\r
- mysin = (float)(Math.sin(degrees*myconst));\r
-\r
- tmp[0][0] = 1;\r
- tmp[0][1] = 0;\r
- tmp[0][2] = 0;\r
- tmp[1][0] = 0;\r
- tmp[1][1] = mycos;\r
- tmp[1][2] = mysin;\r
- tmp[2][0] = 0;\r
- tmp[2][1] = -mysin;\r
- tmp[2][2] = mycos;\r
- preMultiply(tmp);\r
- }\r
-\r
- public void rotatez(float degrees) {\r
- mycos = (float)(Math.cos(degrees*myconst));\r
- mysin = (float)(Math.sin(degrees*myconst));\r
-\r
- tmp[0][0] = mycos;\r
- tmp[0][1] = -mysin;\r
- tmp[0][2] = 0;\r
- tmp[1][0] = mysin;\r
- tmp[1][1] = mycos;\r
- tmp[1][2] = 0;\r
- tmp[2][0] = 0;\r
- tmp[2][1] = 0;\r
- tmp[2][2] = 1;\r
-\r
- preMultiply(tmp);\r
- }\r
-\r
- public void rotatey(float degrees) {\r
- mycos = (float)(Math.cos(degrees*myconst));\r
- mysin = (float)(Math.sin(degrees*myconst));\r
-\r
- tmp[0][0] = mycos;\r
- tmp[0][1] = 0;\r
- tmp[0][2] = -mysin;\r
- tmp[1][0] = 0;\r
- tmp[1][1] = 1;\r
- tmp[1][2] = 0;\r
- tmp[2][0] = mysin;\r
- tmp[2][1] = 0;\r
- tmp[2][2] = mycos;\r
-\r
- preMultiply(tmp);\r
- }\r
-\r
- public float[] vectorMultiply(float[] vect) {\r
- float temp[] = new float[3];\r
-\r
- temp[0] = vect[0];\r
- temp[1] = vect[1];\r
- temp[2] = vect[2];\r
-\r
- for (int i = 0; i < 3; i++) {\r
- temp[i] = (float)matrix[i][0]*vect[0] + (float)matrix[i][1]*vect[1] +(float)matrix[i][2]*vect[2];\r
+ float[][] matrix;\r
+ float[][] tmp;\r
+ float mycos;\r
+ float mysin;\r
+ float myconst = (float) (Math.PI / 180);\r
+\r
+ public MCMatrix(int rows, int cols) {\r
+ matrix = new float[rows][cols];\r
+ tmp = new float[rows][cols];\r