fixes for OpenDingux first OPK release

data/default.gcw0.desktop

@@ -4,6 +4,7 @@ Name=retro-8
 Comment=PICO-8 Emulator
 Terminal=false
 StartupNotify=true
-Exec=retro8
+Exec=retro8 %f
 Icon=icon
-Categories=emulator;
+Categories=emulators;
+X-OD-Filter=.png,.p8

projects/build_opk.sh

@@ -0,0 +1,9 @@
+rm -rf opk
+mkdir -p opk
+cp opendingux/retro8 opk
+cp vs2017/retro8/api.lua opk
+cp ../data/default.gcw0.desktop opk
+cp ../data/pico8_font.png opk
+cp ../data/icon.png opk
+mksquashfs opk retro8.opk -all-root -noappend -no-exports -no-xattrs -no-progress > /dev/null
+# rm -rf opk

src/views/view_manager.cpp

@@ -21,15 +21,17 @@ _gameView(new GameView(this)), _menuView(new MenuView(this))
 void ui::ViewManager::deinit()
 {
   SDL_DestroyTexture(_font);
-  
+
   SDL::deinit();
 }
 
 bool ui::ViewManager::loadData()
 {
   SDL_Surface* font = IMG_Load("pico8_font.png");
+  assert(font);
+
   machine.font().load(font);
-  
+
   _font = SDL_CreateTextureFromSurface(_renderer, font);
 
   SDL_SetTextureBlendMode(_font, SDL_BLENDMODE_BLEND);
@@ -68,7 +70,7 @@ void ui::ViewManager::text(const std::string& text, int32_t x, int32_t y)
 }
 
 void ViewManager::text(const std::string& text, int32_t x, int32_t y, SDL_Color color, TextAlign align, float scale)
-{  
+{
   constexpr int32_t GLYPHS_PER_ROW = 16;
 
   const int32_t width = text.size() * 4 * scale;
@@ -101,4 +103,4 @@ void ViewManager::backToGame()
 {
   _gameView->resume();
   _view = _gameView;
-}
+}

src/vm/gfx.cpp

@@ -19,7 +19,7 @@ void ColorTable::init(SDL_PixelFormat* format)
 
 void Font::load(SDL_Surface* surface)
 {
-  assert(surface->w == SPRITE_WIDTH * FONT_GLYPHS_COLUMNS && surface->h == SPRITE_HEIGHT * FONT_GLYPHS_ROWS);
+  //assert(surface->w == SPRITE_WIDTH * FONT_GLYPHS_COLUMNS && surface->h == SPRITE_HEIGHT * FONT_GLYPHS_ROWS);
 
   for (size_t gy = 0; gy < FONT_GLYPHS_ROWS; ++gy)
     for (size_t gx = 0; gx < FONT_GLYPHS_COLUMNS; ++gx)
@@ -36,4 +36,4 @@ void Font::load(SDL_Surface* surface)
           glyph.set(sx, sy, static_cast<const uint8_t*>(surface->pixels)[index] ? color_t::WHITE : color_t::BLACK);
         }
     }
-}
+}

src/vm/machine.h

@@ -32,15 +32,15 @@ namespace retro8
     lua::Code _code;
     SDL_Surface* _output;
 
-    
+
 
   private:
     void circHelper(coord_t xc, coord_t yc, coord_t x, coord_t y, color_t col);
     void circFillHelper(coord_t xc, coord_t yc, coord_t x, coord_t y, color_t col);
 
 
   public:
-    Machine() : _sound(_memory) 
+    Machine() : _sound(_memory)
     {
     }
 
@@ -79,4 +79,4 @@ namespace retro8
     lua::Code& code() { return _code; }
     sfx::APU& sound() { return _sound; }
   };
-}
+}

src/vm/memory.h

@@ -9,6 +9,7 @@
 #include <SDL.h>
 #include <array>
 #include <random>
+#include <cstring>
 
 namespace retro8
 {
@@ -31,7 +32,7 @@ namespace retro8
 
     static constexpr address_t TILE_MAP_LOW = 0x1000;
     static constexpr address_t TILE_MAP_HIGH = 0x2000;
-    
+
     static constexpr int32_t CART_DATA_LENGTH = 0x4300;
   };
 
@@ -69,7 +70,7 @@ namespace retro8
     gfx::cursor_t* cursor() { return as<gfx::cursor_t>(address::CURSOR); }
     gfx::camera_t* camera() { return as<gfx::camera_t>(address::CAMERA); }
     gfx::clip_rect_t* clipRect() { return as<gfx::clip_rect_t>(address::CLIP_RECT); }
-    
+
     gfx::color_byte_t* spriteSheet(coord_t x, coord_t y) { return spriteSheet() + x / gfx::PIXEL_TO_BYTE_RATIO + y * gfx::SPRITE_SHEET_PITCH; }
     gfx::color_byte_t* spriteSheet() { return as<gfx::color_byte_t>(address::SPRITE_SHEET); }
     gfx::color_byte_t* screenData() { return as<gfx::color_byte_t>(address::SCREEN_DATA); }
@@ -100,13 +101,13 @@ namespace retro8
       return addr;
     }
 
-    gfx::sprite_t* spriteAt(sprite_index_t index) { 
-      return reinterpret_cast<gfx::sprite_t*>(&memory[address::SPRITE_SHEET 
+    gfx::sprite_t* spriteAt(sprite_index_t index) {
+      return reinterpret_cast<gfx::sprite_t*>(&memory[address::SPRITE_SHEET
         + (index % gfx::SPRITES_PER_SPRITE_SHEET_ROW) * gfx::SPRITE_BYTES_PER_SPRITE_ROW]
         + (index / gfx::SPRITES_PER_SPRITE_SHEET_ROW) * gfx::SPRITE_SHEET_PITCH * gfx::SPRITE_HEIGHT
         ); }
     gfx::palette_t* paletteAt(palette_index_t index) { return reinterpret_cast<gfx::palette_t*>(&memory[address::PALETTES + index * BYTES_PER_PALETTE]); }
 
     template<typename T> T* as(address_t addr) { return reinterpret_cast<T*>(&memory[addr]); }
   };
-}
+}