Lines Matching refs:Yi
136 register float Xi, Yi, Xii, Yii;
147 Yi = Y[i];
151 acc[i] = (Xi * Yi - Xii * Yii);
152 acc[i+1]= (Xii * Yi + Xi * Yii);
164 Yi = Y[i];
168 acc[i] += (Xi * Yi - Xii * Yii);
169 acc[i+1]+= (Xii * Yi + Xi * Yii);
201 register float Xi, Yi, Xii, Yii;
204 Yi = Y[i];
210 prod[i] = W * (Xi * Yi + Xii * Yii);
211 prod[i+1]= W * (Xi * Yii - Xii * Yi);