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authorinmarket <andrewh@inmarket.com.au>2014-03-06 19:58:13 +1000
committerinmarket <andrewh@inmarket.com.au>2014-03-06 19:58:13 +1000
commit2fb6697f2a64653ae73abffb18b45fccea904aa8 (patch)
treecb21945ab421a729f95a26e58e6e6058ac42bf40 /demos/modules/gaudin/main.c
parent5d758df8dab698c68dfacb7fe0ccf309a52459e7 (diff)
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Move gaudin oscilloscope demo to a new directory
Diffstat (limited to 'demos/modules/gaudin/main.c')
-rw-r--r--demos/modules/gaudin/main.c78
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diff --git a/demos/modules/gaudin/main.c b/demos/modules/gaudin/main.c
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-/*
- * Copyright (c) 2012, 2013, Joel Bodenmann aka Tectu <joel@unormal.org>
- * Copyright (c) 2012, 2013, Andrew Hannam aka inmarket
- *
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * * Neither the name of the <organization> nor the
- * names of its contributors may be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/**
- * This demo demonstrates the use of the GAUDIN module to read audio channel 0.
- * The audio channel gets read to display a very simple oscilloscope.
- *
- * It also demonstrates how to write your own custom GWIN window type.
- */
-#include "gfx.h"
-
-/* Include our custom gwin audio oscilloscope */
-#include "gwinosc.h"
-
-/* Specify our timing parameters */
-#define MY_AUDIO_FREQUENCY 4000 /* 4khz */
-#define MY_AUDIO_CHANNEL 0 /* Use channel 0 */
-
-/* Data */
-static GScopeObject gScopeWindow;
-
-/*
- * Application entry point.
- */
-int main(void) {
- GHandle ghScope;
- coord_t swidth, sheight;
-
- gfxInit();
-
- /* Get the screen dimensions */
- swidth = gdispGetWidth();
- sheight = gdispGetHeight();
-
- /* Set up the scope window to fill the screen */
- {
- GWindowInit wi;
-
- wi.show = TRUE;
- wi.x = wi.y = 0;
- wi.width = swidth; wi.height = sheight;
- ghScope = gwinScopeCreate(&gScopeWindow, &wi, MY_AUDIO_CHANNEL, MY_AUDIO_FREQUENCY);
- }
- gwinSetBgColor(ghScope, White);
- gwinSetColor(ghScope, Red);
- gwinClear(ghScope);
-
- /* Just keep displaying the scope traces */
- while (TRUE) {
- gwinScopeWaitForTrace(ghScope);
- }
-}