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- /*
- * visualizer.c
- *
- * Copyright 2011 Thomas Buck <xythobuz@me.com>
- * Copyright 2011 Max Nuding <max.nuding@gmail.com>
- * Copyright 2011 Felix Bäder <baeder.felix@gmail.com>
- *
- * This file is part of LED-Cube.
- *
- * LED-Cube is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * LED-Cube is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with LED-Cube. If not, see <http://www.gnu.org/licenses/>.
- */
- #include <avr/io.h>
- #include <stdint.h>
-
- #include <visualizer.h>
- #include <cube.h>
- #include <buffhelp.h>
-
- void simpleVisualization(uint8_t *data);
- void fullDepthVisualization(uint8_t *data);
-
- #define NUMOFVISUALIZATIONS 2
-
- void (*visualizations[NUMOFVISUALIZATIONS])(uint8_t *data) = { &simpleVisualization,
- &fullDepthVisualization };
-
- uint8_t numberOfVisualizations(void) {
- return NUMOFVISUALIZATIONS;
- }
-
- void runVisualization(uint8_t *data, uint8_t id) {
- if (id < NUMOFVISUALIZATIONS)
- visualizations[id](data);
- }
-
- void simpleVUMeter(uint8_t *data, uint8_t *buff, uint8_t z) {
- uint8_t i, h, max;
- for(i = 0; i < 7; i++) {
- max = data[i] / 31;
- for (h = 0; h < max; h++) {
- if (i == 0) {
- buffSetPixel(buff, i, h / 2, z);
- }
- buffSetPixel(buff, i + 1, h, z);
- }
- }
- }
-
- void simpleVisualization(uint8_t *data) {
- uint8_t *buff;
- buff = buffNew();
-
- buffClearAllPixels(buff);
-
- simpleVUMeter(data, buff, 7);
-
- setImage(buff);
- buffFree(buff);
- }
-
- void fullDepthVisualization(uint8_t *data) {
- uint8_t *buff;
- uint8_t i;
- buff = buffNew();
-
- buffClearAllPixels(buff);
-
- for (i = 0; i < 8; i++) {
- simpleVUMeter(data, buff, i);
- }
-
- setImage(buff);
- buffFree(buff);
- }
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