add opengl fronend, remove sdl frontend, refactor build system

1 files changed, 50 insertions, 0 deletions

diff --git a/frontends/calculator/CEdev/examples/gfx_floodfill/src/main.c b/frontends/calculator/CEdev/examples/gfx_floodfill/src/main.c
new file mode 100644
index 0000000..31a2090
--- /dev/null
+++ b/frontends/calculator/CEdev/examples/gfx_floodfill/src/main.c
@@ -0,0 +1,50 @@
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <tice.h>
+
+#include <math.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <graphx.h>
+
+void main(void) {
+    int pts[10], i;
+
+    int rx = 100;
+    int ry = 100;
+    int cx = LCD_WIDTH / 2;
+    int cy = LCD_HEIGHT / 2;
+
+    /* Build the coordinates of the polygon */
+    double theta = -M_PI / 2;
+    double dtheta = 4 * M_PI / 5;
+    for (i = 0; i < 10; i += 2) {
+        pts[i+0] = (int)(cx + rx * cos(theta)),
+        pts[i+1] = (int)(cy + ry * sin(theta));
+        theta += dtheta;
+    }
+
+    /* Initialize the 8bpp graphics */
+    gfx_Begin();
+
+    /* Set up the palette */
+    gfx_SetColor(gfx_black);
+
+    /* Draw a polygon on the buffer */
+    gfx_Polygon(pts, 5);
+
+    /* Pause */
+    while (!os_GetCSC()); 
+
+    /* Flood fill the rest of the screen */
+    gfx_FloodFill(0, 0, 0);
+
+    /* Pause */
+    while (!os_GetCSC()); 
+
+    /* Close the graphics */
+    gfx_End();
+}