Merge branch 'master' into branch-1.9

[fw/altos] / src / draw / make-logo

diff --git a/src/draw/make-logo b/src/draw/make-logo
new file mode 100755 (executable)
index 0000000..5e52cc8
--- /dev/null
+++ b/src/draw/make-logo
@@ -0,0 +1,122 @@
+#!/usr/bin/nickle
+
+typedef struct {
+       string  cmd;
+       real    x, y;
+} coord_t;
+
+coord_t[] top = {
+       { .cmd = "m",  .x = 931.07168, .y = 27.69425 },
+       { .cmd = "l",  .x = 224.03682, .y = 720.46517 },
+       { .cmd = "l",  .x = -63.341, .y = 76.00913 },
+       { .cmd = "L",  .x = 931.07168, .y = 486.3269 },
+       { .cmd = "L",  .x = 770.37586, .y = 824.16855 },
+       { .cmd = "L",  .x = 707.03486, .y = 748.15942 },
+       { .cmd = "L",  .x = 931.07168, .y = 27.69425 },
+};
+
+coord_t[] bottom = {
+       { .cmd = "m",  .x = 931.07168, .y = 1164.597 },
+       { .cmd = "l",  .x = 248.86992, .y = -331.80265 },
+       { .cmd = "l",  .x = 416.1687, .y = 1338.32935 },
+       { .cmd = "l",  .x = 286.6484, .y = 267.1042 },
+       { .cmd = "l",  .x = -520.4224, .y = 0 },
+       { .cmd = "l",  .x = -270.2797, .y = -262.2181 },
+       { .cmd = "l",  .x = 0, .y = -1033.0627 },
+       { .cmd = "l",  .x = -160.98492, .y = 106.6818 },
+       { .cmd = "l",  .x = -160.98492, .y = -106.6818 },
+       { .cmd = "l",  .x = 0, .y = 1033.0627 },
+       { .cmd = "l",  .x = -270.2797, .y = 262.2181 },
+       { .cmd = "l",  .x = -520.4224, .y = 0 },
+       { .cmd = "l",  .x = 286.6484, .y = -267.1042 },
+       { .cmd = "l",  .x = 416.1687, .y = -1338.32935 },
+       { .cmd = "l",  .x = 248.86992, .y = 331.80265 },
+};
+
+typedef struct {
+       bool    set;
+       real    min_x, max_x, min_y, max_y;
+} bounds_t;
+
+bounds_t
+merge_bounds(coord_t[] polygon, bounds_t bounds)
+{
+       real x = 0.0;
+       real y = 0.0;
+
+       for (int i = 0; i < dim(polygon); i++) {
+               switch (polygon[i].cmd) {
+               case "m":
+               case "l":
+                       x += polygon[i].x;
+                       y += polygon[i].y;
+                       break;
+               case "M":
+               case "L":
+                       x = polygon[i].x;
+                       y = polygon[i].y;
+                       break;
+               }
+               if (!bounds.set) {
+                       bounds.min_x = bounds.max_x = x;
+                       bounds.min_y = bounds.max_y = y;
+                       bounds.set = true;
+               } else {
+                       bounds.min_x = min(x, bounds.min_x);
+                       bounds.max_x = max(x, bounds.max_x);
+                       bounds.min_y = min(y, bounds.min_y);
+                       bounds.max_y = max(y, bounds.max_y);
+               }
+       }
+       return bounds;
+}
+
+void
+print_poly(coord_t[] polygon, real height, bounds_t bounds, real x_pos, real y_pos)
+{
+       real x = 0.0;
+       real y = 0.0;
+
+       real scale = height / (bounds.max_y - bounds.min_y);
+       real x_off = bounds.min_x;
+       real y_off = bounds.min_y;
+
+       for (int i = 0; i < dim(polygon); i++) {
+               switch (polygon[i].cmd) {
+               case "m":
+               case "l":
+                       x += polygon[i].x;
+                       y += polygon[i].y;
+                       break;
+               case "M":
+               case "L":
+                       x = polygon[i].x;
+                       y = polygon[i].y;
+                       break;
+               }
+               printf("\t{ .x = %8.6ff, .y = %8.6ff },\n",
+                      imprecise((x - x_off) * scale + x_pos),
+                      imprecise((y - y_off) * scale + y_pos));
+       }
+}
+
+void
+print_logo(string name, real height, real x_pos, real y_pos)
+{
+       bounds_t bounds = { .set = false };
+       bounds = merge_bounds(top, bounds);
+       bounds = merge_bounds(bottom, bounds);
+       printf("const struct ao_coord %s_top[] = {\n", name);
+       print_poly(top, height, bounds, x_pos, y_pos);
+       printf("};\n");
+       printf("\n");
+       printf("const struct ao_coord %s_bottom[] = {\n", name);
+       print_poly(bottom, height, bounds, x_pos, y_pos);
+       printf("};\n");
+       printf("\n");
+       real width = height * (bounds.max_x - bounds.min_x) / (bounds.max_y - bounds.min_y);
+       printf("static const float %s_height = %8.6ff;\n", name, height);
+       printf("static const float %s_width = %8.6ff;\n", name, width);
+}
+
+print_logo(argv[1], 1.0, 0, 0);