diff options
Diffstat (limited to 'demos/applications')
| -rw-r--r-- | demos/applications/mandelbrot/gfxconf.h | 33 | ||||
| -rw-r--r-- | demos/applications/mandelbrot/main.c | 79 | ||||
| -rw-r--r-- | demos/applications/notepad/gfxconf.h | 43 | ||||
| -rw-r--r-- | demos/applications/notepad/main.c | 113 |
4 files changed, 268 insertions, 0 deletions
diff --git a/demos/applications/mandelbrot/gfxconf.h b/demos/applications/mandelbrot/gfxconf.h new file mode 100644 index 00000000..7eaacc50 --- /dev/null +++ b/demos/applications/mandelbrot/gfxconf.h @@ -0,0 +1,33 @@ +/**
+ * This file has a different license to the rest of the GFX system.
+ * You can copy, modify and distribute this file as you see fit.
+ * You do not need to publish your source modifications to this file.
+ * The only thing you are not permitted to do is to relicense it
+ * under a different license.
+ */
+
+#ifndef _GFXCONF_H
+#define _GFXCONF_H
+
+/* GFX sub-systems to turn on */
+#define GFX_USE_GDISP TRUE
+#define GFX_USE_GWIN FALSE
+#define GFX_USE_GEVENT FALSE
+#define GFX_USE_GTIMER FALSE
+#define GFX_USE_GINPUT FALSE
+
+/* Features for the GDISP sub-system. */
+#define GDISP_NEED_VALIDATION TRUE
+#define GDISP_NEED_CLIP FALSE
+#define GDISP_NEED_TEXT FALSE
+#define GDISP_NEED_CIRCLE FALSE
+#define GDISP_NEED_ELLIPSE FALSE
+#define GDISP_NEED_ARC FALSE
+#define GDISP_NEED_SCROLL FALSE
+#define GDISP_NEED_PIXELREAD FALSE
+#define GDISP_NEED_CONTROL FALSE
+#define GDISP_NEED_MULTITHREAD FALSE
+#define GDISP_NEED_ASYNC FALSE
+#define GDISP_NEED_MSGAPI FALSE
+
+#endif /* _GFXCONF_H */
diff --git a/demos/applications/mandelbrot/main.c b/demos/applications/mandelbrot/main.c new file mode 100644 index 00000000..2fe1141d --- /dev/null +++ b/demos/applications/mandelbrot/main.c @@ -0,0 +1,79 @@ +/*
+ ChibiOS/GFX - Copyright (C) 2012
+ Joel Bodenmann aka Tectu <joel@unormal.org>
+
+ This file is part of ChibiOS/GFX.
+
+ ChibiOS/GFX 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.
+
+ ChibiOS/GFX 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 this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "ch.h"
+#include "hal.h"
+#include "gfx.h"
+
+void mandelbrot(float x1, float y1, float x2, float y2) {
+ unsigned int i,j, width, height;
+ uint16_t iter;
+ color_t color;
+ float fwidth, fheight;
+
+ float sy = y2 - y1;
+ float sx = x2 - x1;
+ const int MAX = 512;
+
+ width = (unsigned int)gdispGetWidth();
+ height = (unsigned int)gdispGetHeight();
+ fwidth = width;
+ fheight = height;
+
+ for(i = 0; i < width; i++) {
+ for(j = 0; j < height; j++) {
+ float cy = j * sy / fheight + y1;
+ float cx = i * sx / fwidth + x1;
+ float x=0.0f, y=0.0f, xx=0.0f, yy=0.0f;
+ for(iter=0; iter <= MAX && xx+yy<4.0f; iter++) {
+ xx = x*x;
+ yy = y*y;
+ y = 2.0f*x*y + cy;
+ x = xx - yy + cx;
+ }
+ //color = ((iter << 8) | (iter&0xFF));
+ color = RGB2COLOR(iter<<7, iter<<4, iter);
+ gdispDrawPixel(i, j, color);
+ }
+ }
+}
+
+int main(void) {
+ float cx, cy;
+ float zoom = 1.0f;
+
+ halInit();
+ chSysInit();
+
+ gdispInit();
+
+ /* where to zoom in */
+ cx = -0.086f;
+ cy = 0.85f;
+
+ while(TRUE) {
+ mandelbrot(-2.0f*zoom+cx, -1.5f*zoom+cy, 2.0f*zoom+cx, 1.5f*zoom+cy);
+
+ zoom *= 0.7f;
+ if(zoom <= 0.00001f)
+ zoom = 1.0f;
+ }
+}
+
diff --git a/demos/applications/notepad/gfxconf.h b/demos/applications/notepad/gfxconf.h new file mode 100644 index 00000000..45413580 --- /dev/null +++ b/demos/applications/notepad/gfxconf.h @@ -0,0 +1,43 @@ +/**
+ * This file has a different license to the rest of the GFX system.
+ * You can copy, modify and distribute this file as you see fit.
+ * You do not need to publish your source modifications to this file.
+ * The only thing you are not permitted to do is to relicense it
+ * under a different license.
+ */
+
+#ifndef _GFXCONF_H
+#define _GFXCONF_H
+
+/* GFX sub-systems to turn on */
+#define GFX_USE_GDISP TRUE
+#define GFX_USE_GWIN FALSE
+#define GFX_USE_GEVENT TRUE
+#define GFX_USE_GTIMER TRUE
+#define GFX_USE_GINPUT TRUE
+
+/* Features for the GDISP sub-system. */
+#define GDISP_NEED_VALIDATION TRUE
+#define GDISP_NEED_CLIP TRUE
+#define GDISP_NEED_TEXT TRUE
+#define GDISP_NEED_CIRCLE TRUE
+#define GDISP_NEED_ELLIPSE FALSE
+#define GDISP_NEED_ARC FALSE
+#define GDISP_NEED_SCROLL FALSE
+#define GDISP_NEED_PIXELREAD FALSE
+#define GDISP_NEED_CONTROL TRUE
+#define GDISP_NEED_MULTITHREAD TRUE
+#define GDISP_NEED_ASYNC FALSE
+#define GDISP_NEED_MSGAPI FALSE
+
+/* Builtin Fonts */
+#define GDISP_INCLUDE_FONT_SMALL FALSE
+#define GDISP_INCLUDE_FONT_LARGER FALSE
+#define GDISP_INCLUDE_FONT_UI1 FALSE
+#define GDISP_INCLUDE_FONT_UI2 TRUE
+#define GDISP_INCLUDE_FONT_LARGENUMBERS TRUE
+
+/* Features for the GINPUT sub-system. */
+#define GINPUT_NEED_MOUSE TRUE
+
+#endif /* _GFXCONF_H */
diff --git a/demos/applications/notepad/main.c b/demos/applications/notepad/main.c new file mode 100644 index 00000000..919aaafc --- /dev/null +++ b/demos/applications/notepad/main.c @@ -0,0 +1,113 @@ +/*
+ ChibiOS/GFX - Copyright (C) 2012
+ Joel Bodenmann aka Tectu <joel@unormal.org>
+
+ This file is part of ChibiOS/GFX.
+
+ ChibiOS/GFX 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.
+
+ ChibiOS/GFX 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 this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "ch.h"
+#include "hal.h"
+#include "gfx.h"
+
+#define COLOR_SIZE 20
+#define PEN_SIZE 20
+#define OFFSET 3
+
+#define COLOR_BOX(a) (ev.x >= a && ev.x <= a + COLOR_SIZE)
+#define PEN_BOX(a) (ev.y >= a && ev.y <= a + COLOR_SIZE)
+#define GET_COLOR(a) (COLOR_BOX(a * COLOR_SIZE + OFFSET))
+#define GET_PEN(a) (PEN_BOX(a * 2 * PEN_SIZE + OFFSET))
+#define DRAW_COLOR(a) (a * COLOR_SIZE + OFFSET)
+#define DRAW_PEN(a) (a * 2 * PEN_SIZE + OFFSET)
+#define DRAW_AREA(x, y) (x >= PEN_SIZE + OFFSET + 3 && x <= gdispGetWidth() && \
+ y >= COLOR_SIZE + OFFSET + 3 && y <= gdispGetHeight())
+
+void drawScreen(void) {
+ char *msg = "ChibiOS/GFX";
+ font_t font1, font2;
+
+ font1 = gdispOpenFont("UI2 Double");
+ font2 = gdispOpenFont("LargeNumbers");
+
+ gdispClear(White);
+ gdispDrawString(gdispGetWidth()-gdispGetStringWidth(msg, font1)-3, 3, msg, font1, Black);
+
+ /* colors */
+ gdispFillArea(0 * COLOR_SIZE + 3, 3, COLOR_SIZE, COLOR_SIZE, Black); /* Black */
+ gdispFillArea(1 * COLOR_SIZE + 3, 3, COLOR_SIZE, COLOR_SIZE, Red); /* Red */
+ gdispFillArea(2 * COLOR_SIZE + 3, 3, COLOR_SIZE, COLOR_SIZE, Yellow); /* Yellow */
+ gdispFillArea(3 * COLOR_SIZE + 3, 3, COLOR_SIZE, COLOR_SIZE, Green); /* Green */
+ gdispFillArea(4 * COLOR_SIZE + 3, 3, COLOR_SIZE, COLOR_SIZE, Blue); /* Blue */
+ gdispDrawBox (5 * COLOR_SIZE + 3, 3, COLOR_SIZE, COLOR_SIZE, Black); /* White */
+
+ /* pens */
+ gdispDrawString(OFFSET * 2, DRAW_PEN(1), "1", font2, Black);
+ gdispDrawString(OFFSET * 2, DRAW_PEN(2), "2", font2, Black);
+ gdispDrawString(OFFSET * 2, DRAW_PEN(3), "3", font2, Black);
+ gdispDrawString(OFFSET * 2, DRAW_PEN(4), "4", font2, Black);
+ gdispDrawString(OFFSET * 2, DRAW_PEN(5), "5", font2, Black);
+
+ gdispCloseFont(font1);
+ gdispCloseFont(font2);
+}
+
+GEventMouse ev;
+
+int main(void) {
+ color_t color = Black;
+ uint16_t pen = 0;
+
+ halInit();
+ chSysInit();
+
+ gdispInit();
+ ginputGetMouse(0);
+ gdispSetOrientation(GDISP_ROTATE_90);
+
+ drawScreen();
+
+ while (TRUE) {
+ ginputGetMouseStatus(0, &ev);
+ if (!(ev.current_buttons & GINPUT_MOUSE_BTN_LEFT))
+ continue;
+
+ /* inside color box ? */
+ if(ev.y >= OFFSET && ev.y <= COLOR_SIZE) {
+ if(GET_COLOR(0)) color = Black;
+ else if(GET_COLOR(1)) color = Red;
+ else if(GET_COLOR(2)) color = Yellow;
+ else if(GET_COLOR(3)) color = Green;
+ else if(GET_COLOR(4)) color = Blue;
+ else if(GET_COLOR(5)) color = White;
+
+ /* inside pen box ? */
+ } else if(ev.x >= OFFSET && ev.x <= PEN_SIZE) {
+ if(GET_PEN(1)) pen = 0;
+ else if(GET_PEN(2)) pen = 1;
+ else if(GET_PEN(3)) pen = 2;
+ else if(GET_PEN(4)) pen = 3;
+ else if(GET_PEN(5)) pen = 4;
+
+ /* inside drawing area ? */
+ } else if(DRAW_AREA(ev.x, ev.y)) {
+ if(pen == 0)
+ gdispDrawPixel(ev.x, ev.y, color);
+ else
+ gdispFillCircle(ev.x, ev.y, pen, color);
+ }
+ }
+}
+
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