58             let old_color = &mut data[y as usize * w as usize + x as usize].data;  in pixel()
86         let mut offset = (c as usize) * 16;  in char()
127         let start = start as usize * self.width() as usize;  in image_over()
139         let w = w as usize;  in image_opaque()
140         let mut h = h as usize;  in image_opaque()
141         let width = self.width() as usize;  in image_opaque()
142         let height = self.height() as usize;  in image_opaque()
143         let start_x = start_x as usize;  in image_opaque()
144         let start_y = start_y as usize;  in image_opaque()
174         let w = w as usize;  in image_fast()
175         let h = h as usize;  in image_fast()
176         let width = self.width() as usize;  in image_fast()
177         let start_x = start_x as usize;  in image_fast()
178         let start_y = start_y as usize;  in image_fast()
181         if start_x >= width || start_y >= self.height() as usize {  in image_fast()
525         let p = (self.width() as i32 * y + x) as usize;  in get_pixel()