/** * Flip a map upside down, and apply a wetfloor effect to it. * * So the top (bottom of the source) is 50% transparent fading to fully * transparent. */ static void flip_map(Evas_Object *o){ int x, y, w, h; int xx, z; Evas_Map *m; evas_object_geometry_get(o, &x, &y, &w, &h); m = evas_map_new(4); xx = x + w; z = 0; evas_map_point_coord_set (m, 0, x, y, -z); evas_map_point_image_uv_set(m, 0, 0, h); evas_map_point_color_set (m, 0, 128, 128, 128, 128); evas_map_point_coord_set (m, 1, xx, y, -z); evas_map_point_image_uv_set(m, 1, w, h); evas_map_point_color_set (m, 1, 128, 128, 128, 128); evas_map_point_coord_set (m, 2, xx, y + h, -z); evas_map_point_image_uv_set(m, 2, w, 0); evas_map_point_color_set (m, 2, 0, 0, 0, 0); evas_map_point_coord_set (m, 3, x, y + h, -z); evas_map_point_image_uv_set(m, 3, 0, 0); evas_map_point_color_set (m, 3, 0, 0, 0, 0); evas_object_map_enable_set(o, 1); evas_object_map_set(o, m); evas_map_free(m); }
/* * Create a 'star wars' text map for an object. * * So the top is narrow, and the bottom wide. */ static void zoom_map(Evas_Object *o){ int x, y, w, h; Evas_Map *m; evas_object_geometry_get(o, &x, &y, &w, &h); h = h * 3; m = evas_map_new(4); evas_map_point_coord_set (m, 0, x + w/2, y, 0); evas_map_point_image_uv_set(m, 0, 0, 0); evas_map_point_color_set (m, 0, 255, 255, 255, 255); evas_map_point_coord_set (m, 1, x + w + w/2, y, 0); evas_map_point_image_uv_set(m, 1, w, 0); evas_map_point_color_set (m, 1, 255, 255, 255, 255); evas_map_point_coord_set (m, 2, x + 2 * w, y + h, 0); evas_map_point_image_uv_set(m, 2, w, h); evas_map_point_color_set (m, 2, 255, 255, 255, 255); evas_map_point_coord_set (m, 3, x, y + h, 0); evas_map_point_image_uv_set(m, 3, 0, h); evas_map_point_color_set (m, 3, 255, 255, 255, 255); evas_object_map_enable_set(o, 1); evas_object_map_set(o, m); evas_map_free(m); }
/* This function applies the information from the Photo_Object to the actual * evas objects. Zoom/rotate factors and etc. */ static void apply_changes(Photo_Object *po) { Evas_Map *map; map = evas_map_new(4); evas_map_point_coord_set(map, 0, po->bx, po->by, 0); evas_map_point_coord_set(map, 1, po->bx + po->bw, po->by, 0); evas_map_point_coord_set(map, 2, po->bx + po->bw, po->by + po->bh, 0); evas_map_point_coord_set(map, 3, po->bx, po->by + po->bh, 0); evas_map_point_image_uv_set(map, 0, 0, 0); evas_map_point_image_uv_set(map, 1, po->bw, 0); evas_map_point_image_uv_set(map, 2, po->bw, po->bh); evas_map_point_image_uv_set(map, 3, 0, po->bh); evas_map_util_rotate(map, po->rotate, po->bx + po->bw / 2, po->by + po->bh /2); evas_map_util_zoom(map, po->zoom, po->zoom, po->bx + po->bw / 2, po->by + po->bh /2); evas_object_map_enable_set(po->ic, EINA_TRUE); evas_object_map_set(po->ic, map); { Evas_Map *shadow_map = evas_map_new(4); evas_map_point_coord_set(shadow_map, 0, po->bx, po->by, 0); evas_map_point_coord_set(shadow_map, 1, po->bx + po->bw, po->by, 0); evas_map_point_coord_set(shadow_map, 2, po->bx + po->bw, po->by + po->bh, 0); evas_map_point_coord_set(shadow_map, 3, po->bx, po->by + po->bh, 0); evas_map_point_image_uv_set(shadow_map, 0, 0, 0); evas_map_point_image_uv_set(shadow_map, 1, SHADOW_W, 0); evas_map_point_image_uv_set(shadow_map, 2, SHADOW_W, SHADOW_H); evas_map_point_image_uv_set(shadow_map, 3, 0, SHADOW_H); evas_map_util_rotate(shadow_map, po->rotate, po->bx + po->bw / 2, po->by + po->bh /2); evas_map_util_zoom(shadow_map, po->zoom * po->shadow_zoom, po->zoom * po->shadow_zoom, po->bx + (po->bw / 2), po->by + (po->bh / 2)); evas_object_map_enable_set(po->shadow, EINA_TRUE); evas_object_map_set(po->shadow, shadow_map); evas_map_free(shadow_map); } /* Update the position of the hit box */ { Evas_Coord minx, miny, maxx, maxy; int i; evas_object_polygon_points_clear(po->hit); evas_map_point_coord_get(map, 0, &minx, &miny, NULL); maxx = minx; maxy = miny; evas_object_polygon_point_add(po->hit, minx, miny); for (i = 1 ; i <= 3 ; i++) { Evas_Coord x, y; evas_map_point_coord_get(map, i, &x, &y, NULL); evas_object_polygon_point_add(po->hit, x, y); if (x < minx) minx = x; else if (x > maxx) maxx = x; if (y < miny) miny = y; else if (y > maxy) maxy = y; } } evas_object_raise(po->shadow); evas_object_raise(po->ic); evas_object_raise(po->hit); evas_map_free(map); }
static void _cube_pos(Cube *c, Evas_Coord x, Evas_Coord y, Evas_Coord z, double dx, double dy, double dz, Evas_Coord cx, Evas_Coord cy, Evas_Coord foc, Evas_Coord z0) { Evas_Map *m; int i, j, order[6], sorted; Evas_Coord mz[6]; m = evas_map_new(4); evas_map_smooth_set(m, 0); for (i = 0; i < 6; i++) { Evas_Coord tz[4]; for (j = 0; j < 4; j++) { evas_map_point_coord_set(m, j, c->side[i].pt[j].x + x, c->side[i].pt[j].y + y, c->side[i].pt[j].z + z); evas_map_point_image_uv_set(m, j, c->side[i].pt[j].u, c->side[i].pt[j].v); evas_map_point_color_set(m, j, 255, 255, 255, 255); } evas_map_util_3d_rotate(m, dx, dy, dz, x, y, z); evas_map_util_3d_lighting(m, -1000, -1000, -1000, 255, 255, 255, 20, 20, 20); evas_map_util_3d_perspective(m, cx, cy, foc, z0); if (evas_map_util_clockwise_get(m)) { evas_object_map_enable_set(c->side[i].o, 1); evas_object_map_set(c->side[i].o, m); evas_object_show(c->side[i].o); } else evas_object_hide(c->side[i].o); order[i] = i; for (j = 0; j < 4; j++) evas_map_point_coord_get(m, j, NULL, NULL, &(tz[j])); mz[i] = (tz[0] + tz[1] + tz[2] + tz[3]) / 4; } sorted = 0; do { sorted = 1; for (i = 0; i < 5; i++) { if (mz[order[i]] > mz[order[i + 1]]) { j = order[i]; order[i] = order[i + 1]; order[i + 1] = j; sorted = 0; } } } while (!sorted); evas_object_raise(c->side[order[0]].o); for (i = 1; i < 6; i++) evas_object_stack_below(c->side[order[i]].o, c->side[order[i - 1]].o); evas_map_free(m); }
static Eina_Bool _anim_cb(void *data) { App_Data *ad = data; Evas_Map *m; Evas_Object *o; int r, g, b, a; int win_w, win_h, img_w, img_h; Evas_Coord x, y, w, h; evas_output_size_get(ad->canvas, &win_w, &win_h); m = evas_map_new(4); evas_map_smooth_set(m, ad->smooth); evas_map_alpha_set(m, ad->alpha); r = ad->colors[ad->colors_index].r; g = ad->colors[ad->colors_index].g; b = ad->colors[ad->colors_index].b; a = ad->colors[ad->colors_index].a; evas_map_util_points_color_set(m, r, g, b, a); o = evas_object_name_find(ad->canvas, "obj1"); evas_object_geometry_get(o, &x, &y, &w, &h); evas_map_util_points_populate_from_object(m, o); evas_map_util_rotate(m, 3 * ad->frame, x + (w / 2), y + (h / 2)); evas_object_map_set(o, m); evas_object_map_enable_set(o, EINA_TRUE); o = evas_object_name_find(ad->canvas, "obj2"); evas_object_geometry_get(o, &x, &y, &w, &h); evas_object_image_size_get(o, &img_w, &img_h); evas_map_util_points_populate_from_object_full(m, o, 100); evas_map_point_image_uv_set(m, 0, 0, 0); evas_map_point_image_uv_set(m, 1, img_w, 0); evas_map_point_image_uv_set(m, 2, img_w, img_h); evas_map_point_image_uv_set(m, 3, 0, img_h); evas_map_util_3d_rotate(m, ad->frame * 6, ad->frame * 6, ad->frame * 6, x + (w / 3), y + 10, 0); if (ad->apply_lighting) evas_map_util_3d_lighting(m, win_w / 2, win_h / 2, -100, 255, 255, 255, 0, 0, 0); evas_object_map_set(o, m); evas_object_map_enable_set(o, EINA_TRUE); o = evas_object_name_find(ad->canvas, "obj3"); evas_object_geometry_get(o, &x, &y, &w, &h); evas_object_image_size_get(o, &img_w, &img_h); evas_map_util_points_populate_from_geometry(m, x, y + (h / 2), w, h, -20); evas_map_point_image_uv_set(m, 0, 0, 0); evas_map_point_image_uv_set(m, 1, img_w, 0); evas_map_point_image_uv_set(m, 2, img_w, img_h); evas_map_point_image_uv_set(m, 3, 0, img_h); evas_map_util_3d_rotate(m, 20, ad->frame * 6, 0, x + (w / 2), y + (w / 2), w / 2); if (ad->apply_perspective) evas_map_util_3d_perspective(m, x + (w / 2), y + (h / 2), 0, 256); if (ad->apply_lighting) { Evas_Coord mx, my; evas_pointer_canvas_xy_get(ad->canvas, &mx, &my); evas_map_util_3d_lighting(m, mx, my, -256, 255, 255, 255, 0, 0, 0); } if (ad->backface_culling) { if (evas_map_util_clockwise_get(m)) evas_object_show(o); else evas_object_hide(o); } else evas_object_show(o); evas_object_map_set(o, m); evas_object_map_enable_set(o, EINA_TRUE); evas_map_free(m); o = evas_object_name_find(ad->canvas, "obj4"); evas_object_geometry_get(o, &x, &y, &w, &h); evas_object_image_size_get(o, &img_w, &img_h); m = evas_map_new(4); evas_map_point_coord_set(m, 0, x, y + h, 0); evas_map_point_coord_set(m, 1, x + w, y + h, 0); evas_map_point_coord_set(m, 2, win_w - 10, win_h - 30, 0); evas_map_point_coord_set(m, 3, (win_w / 2) + 10, win_h - 30, 0); evas_map_point_image_uv_set(m, 0, 0, img_h); evas_map_point_image_uv_set(m, 1, img_w, img_h); evas_map_point_image_uv_set(m, 2, img_w, 2 * (img_h / 3)); evas_map_point_image_uv_set(m, 3, 0, 2 * (img_h / 3)); evas_map_point_color_set(m, 0, 200, 200, 200, 150); evas_map_point_color_set(m, 1, 200, 200, 200, 150); evas_map_point_color_set(m, 2, 0, 0, 0, 0); evas_map_point_color_set(m, 3, 0, 0, 0, 0); evas_object_map_set(o, m); evas_object_map_enable_set(o, EINA_TRUE); evas_map_free(m); ad->frame = (ad->frame + 1) % 60; return EINA_TRUE; }