fixed re-creating window-sized buffers only if window size has changed

[rocksndiamonds.git] / src / libgame / system.c

diff --git a/src/libgame/system.c b/src/libgame/system.c
index 26691223ade3e4142d0c40ebfc2551b80f6c91f1..acd36018b2614036196301205967ab4e581f6e5b 100644 (file)
--- a/src/libgame/system.c
+++ b/src/libgame/system.c
@@ -201,22 +201,26 @@ void InitGfxDoor3Info(int ex, int ey, int exsize, int eysize)
 
 void InitGfxWindowInfo(int win_xsize, int win_ysize)
 {
-  gfx.win_xsize = win_xsize;
-  gfx.win_ysize = win_ysize;
+  if (win_xsize != gfx.win_xsize || win_ysize != gfx.win_ysize)
+  {
+    ReCreateBitmap(&gfx.background_bitmap, win_xsize, win_ysize, DEFAULT_DEPTH);
 
-  gfx.background_bitmap_mask = REDRAW_NONE;
+#if defined(TARGET_SDL2)
+    ReCreateBitmap(&gfx.final_screen_bitmap, win_xsize, win_ysize, DEFAULT_DEPTH);
+#endif
 
-  ReCreateBitmap(&gfx.background_bitmap, win_xsize, win_ysize, DEFAULT_DEPTH);
+    ReCreateBitmap(&gfx.fade_bitmap_backup, win_xsize, win_ysize, DEFAULT_DEPTH);
+    ReCreateBitmap(&gfx.fade_bitmap_source, win_xsize, win_ysize, DEFAULT_DEPTH);
+    ReCreateBitmap(&gfx.fade_bitmap_target, win_xsize, win_ysize, DEFAULT_DEPTH);
+    ReCreateBitmap(&gfx.fade_bitmap_black,  win_xsize, win_ysize, DEFAULT_DEPTH);
 
-#if USE_FINAL_SCREEN_BITMAP
-  ReCreateBitmap(&gfx.final_screen_bitmap, win_xsize, win_ysize, DEFAULT_DEPTH);
-#endif
+    ClearRectangle(gfx.fade_bitmap_black, 0, 0, win_xsize, win_ysize);
+  }
 
-  ReCreateBitmap(&gfx.fade_bitmap_source, win_xsize, win_ysize, DEFAULT_DEPTH);
-  ReCreateBitmap(&gfx.fade_bitmap_target, win_xsize, win_ysize, DEFAULT_DEPTH);
-  ReCreateBitmap(&gfx.fade_bitmap_black,  win_xsize, win_ysize, DEFAULT_DEPTH);
+  gfx.win_xsize = win_xsize;
+  gfx.win_ysize = win_ysize;
 
-  ClearRectangle(gfx.fade_bitmap_black, 0, 0, win_xsize, win_ysize);
+  gfx.background_bitmap_mask = REDRAW_NONE;
 }
 
 void InitGfxScrollbufferInfo(int scrollbuffer_width, int scrollbuffer_height)
@@ -241,7 +245,7 @@ void InitGfxDrawBusyAnimFunction(void (*draw_busy_anim_function)(void))
   gfx.draw_busy_anim_function = draw_busy_anim_function;
 }
 
-void InitGfxDrawGlobalAnimFunction(void (*draw_global_anim_function)(int))
+void InitGfxDrawGlobalAnimFunction(void (*draw_global_anim_function)(int, int))
 {
   gfx.draw_global_anim_function = draw_global_anim_function;
 }
@@ -378,7 +382,10 @@ void InitVideoBuffer(int width, int height, int depth, boolean fullscreen)
 
   video.window_scaling_available = WINDOW_SCALING_STATUS;
 
-  SDLInitVideoBuffer(&backbuffer, &window, fullscreen);
+  video.frame_delay = 0;
+  video.frame_delay_value = GAME_FRAME_DELAY;
+
+  SDLInitVideoBuffer(fullscreen);
 
   video.initialized = TRUE;
 
@@ -667,7 +674,7 @@ void BlitBitmapTiled(Bitmap *src_bitmap, Bitmap *dst_bitmap,
   }
 }
 
-void FadeRectangle(Bitmap *bitmap_cross, int x, int y, int width, int height,
+void FadeRectangle(int x, int y, int width, int height,
                   int fade_mode, int fade_delay, int post_delay,
                   void (*draw_border_function)(void))
 {
@@ -675,7 +682,7 @@ void FadeRectangle(Bitmap *bitmap_cross, int x, int y, int width, int height,
   if (!InClippedRectangle(backbuffer, &x, &y, &width, &height, TRUE))
     return;
 
-  SDLFadeRectangle(bitmap_cross, x, y, width, height,
+  SDLFadeRectangle(x, y, width, height,
                   fade_mode, fade_delay, post_delay, draw_border_function);
 }
 
@@ -764,12 +771,11 @@ void BlitToScreen(Bitmap *bitmap,
   if (bitmap == NULL)
     return;
 
-#if USE_FINAL_SCREEN_BITMAP
-  BlitBitmap(bitmap, gfx.final_screen_bitmap, src_x, src_y,
-            width, height, dst_x, dst_y);
-#else
-  BlitTexture(bitmap, src_x, src_y, width, height, dst_x, dst_y);
-#endif
+  if (video.screen_rendering_mode == SPECIAL_RENDERING_BITMAP)
+    BlitBitmap(bitmap, gfx.final_screen_bitmap, src_x, src_y,
+              width, height, dst_x, dst_y);
+  else
+    BlitTexture(bitmap, src_x, src_y, width, height, dst_x, dst_y);
 }
 
 void BlitToScreenMasked(Bitmap *bitmap,
@@ -779,12 +785,11 @@ void BlitToScreenMasked(Bitmap *bitmap,
   if (bitmap == NULL)
     return;
 
-#if USE_FINAL_SCREEN_BITMAP
-  BlitBitmapMasked(bitmap, gfx.final_screen_bitmap, src_x, src_y,
-                  width, height, dst_x, dst_y);
-#else
-  BlitTextureMasked(bitmap, src_x, src_y, width, height, dst_x, dst_y);
-#endif
+  if (video.screen_rendering_mode == SPECIAL_RENDERING_BITMAP)
+    BlitBitmapMasked(bitmap, gfx.final_screen_bitmap, src_x, src_y,
+                    width, height, dst_x, dst_y);
+  else
+    BlitTextureMasked(bitmap, src_x, src_y, width, height, dst_x, dst_y);
 }
 
 void DrawSimpleBlackLine(Bitmap *bitmap, int from_x, int from_y,
@@ -884,7 +889,17 @@ void KeyboardAutoRepeatOff(void)
 
 boolean SetVideoMode(boolean fullscreen)
 {
-  return SDLSetVideoMode(&backbuffer, fullscreen);
+  return SDLSetVideoMode(fullscreen);
+}
+
+void SetVideoFrameDelay(unsigned int frame_delay_value)
+{
+  video.frame_delay_value = frame_delay_value;
+}
+
+unsigned int GetVideoFrameDelay()
+{
+  return video.frame_delay_value;
 }
 
 boolean ChangeVideoModeIfNeeded(boolean fullscreen)