start of main menu (EXE to play)

CMakeLists.txt

@@ -14,9 +14,11 @@ set(SOURCES
   src/render.c
   src/physics.c
   src/text.c
+  src/menu.c
 )
 set(ASSETS
   assets-cg/font.png
+  assets-cg/title.png
   assets-cg/level/level1.txt
   assets-cg/level/level2.txt
   assets-cg/level/level3.txt

assets-cg/fxconv-metadata.txt

@@ -7,3 +7,8 @@ font.png:
   grid.border: 0
   proportional: true
   height: 10
+
+title.png:
+  type: bopti-image
+  name: img_title
+  profile: p4

src/duet.h

@@ -105,7 +105,7 @@ void dtriangle(int x1, int y1, int x2, int y2, int x3, int y3, int color);
 
 void drectoid(rect_t const *r, int color);
 
-void render_player(float angle);
+void render_player(int x, int y, float angle);
 
 //---
 // Duet Text
@@ -137,3 +137,10 @@ void rect_physics(rect_t *r, rectmeta_t const *meta, float time);
 extern level_t level1, level2, level3, level4;
 extern level_t level5, level6, level7, level8;
 extern level_t level9, level10;
+
+//---
+// Menu
+//---
+
+/* Main menu, returns selected level or -1. */
+int main_menu(void);

src/main.c

@@ -55,7 +55,7 @@ int main(void)
         &level1, &level2, &level3, &level4, &level5, &level6, &level7,
         &level8, &level9, &level10, NULL,
     };
-    int story_position = 5;
+    int story_position = main_menu();
 
     game_t game;
     load_level(&game, story_levels[story_position]);
@@ -189,7 +189,7 @@ int main(void)
             }
         }
 
-        render_player(game.player_rota);
+        render_player(PLAYER_X, DHEIGHT/2, game.player_rota);
         for(int i = 0; i < game.rect_count; i++)
             drectoid(&game.rects[i], C_WHITE);
         dupdate();

src/menu.c

@@ -0,0 +1,49 @@
+#include <gint/display.h>
+#include <gint/keyboard.h>
+#include <gint/timer.h>
+#include <gint/gint.h>
+
+#include "duet.h"
+
+extern bopti_image_t img_title;
+
+int main_menu(void)
+{
+    volatile int need_frame = 1;
+    int timer = timer_configure(TIMER_ANY, 33000, GINT_CALL_SET(&need_frame));
+    timer_start(timer);
+
+    float time = 0;
+    int selected_level = 0;
+
+    while(1) {
+        time += 1.0 / 30;
+
+        /* Keyboard input */
+
+        key_event_t e;
+        bool input_finished = false;
+
+        while((e = pollevent()).type != KEYEV_NONE) {
+            if(e.type == KEYEV_DOWN && e.key == KEY_MENU)
+                gint_osmenu();
+            if(e.type == KEYEV_DOWN && e.key == KEY_EXE) {
+                input_finished = true;
+                break;
+            }
+        }
+        if(input_finished)
+            break;
+
+        /* Rendering */
+
+        dclear(C_BLACK);
+        dimage(330, DHEIGHT/2 - img_title.height / 2,
+            &img_title);
+        render_player(265, DHEIGHT/2, time * 0.8);
+        dupdate();
+    }
+
+    timer_stop(timer);
+    return selected_level;
+}

src/render.c

@@ -105,14 +105,18 @@ void drectoid(rect_t const *r, int color)
     dtriangle(x[2], y[2], x[3], y[3], x[0], y[0], color);
 }
 
-void render_player(float angle)
+void render_player(int x, int y, float angle)
 {
-    int x=PLAYER_X, y=DHEIGHT/2;
     dcircle(x, y, PLAYER_R, C_RGB(10, 10, 10), false);
 
     float x1, y1, x2, y2;
     player_position(angle, &x1, &y1, &x2, &y2);
 
+    x1 = x1 - PLAYER_X + x;
+    y1 = y1 - DHEIGHT/2 + y;
+    x2 = x2 - PLAYER_X + x;
+    y2 = y2 - DHEIGHT/2 + y;
+
     dcircle(x1, y1, PLAYER_SIZE, C_RGB(0, 16, 26), true);
     dcircle(x2, y2, PLAYER_SIZE, C_RGB(31, 6, 0), true);
 }