X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Fgame_sp%2FDDScrollBuffer.c;h=23ce4ce9af381573ff42c585aefa7f7cc3867ea5;hb=70e95507923cc6cfb20d9e9a74e8f5cc5f6e44de;hp=7bacd72af703f744baded6e7034cef85a0e4ca29;hpb=6aaf28a58767bcc79a55cb3afbc8828fd4a16a6b;p=rocksndiamonds.git

diff --git a/src/game_sp/DDScrollBuffer.c b/src/game_sp/DDScrollBuffer.c
index 7bacd72a..23ce4ce9 100644
--- a/src/game_sp/DDScrollBuffer.c
+++ b/src/game_sp/DDScrollBuffer.c
@@ -131,20 +131,27 @@ void DDScrollBuffer_Cls(int BackColor)
   Buffer.BltColorFill(EmptyRect, BackColor);
 }
 
-void DDScrollBuffer_Blt()
+void DDScrollBuffer_Blt_Ext(Bitmap *target_bitmap)
 {
   RECT DR, SR;
   long tX, tY, L;
+  int sX, sY;
   // RECT ERect;
   // long Restore;
 
   if (NoDisplayFlag)
     return;
 
-
+#if 1
+  DR.left = 0;
+  DR.top = 0;
+  DR.right = SCR_FIELDX * TILEX;
+  DR.bottom = SCR_FIELDY * TILEY;
+#else
   // --- On Error GoTo BltEH
   DirectX.GetWindowRect(mhWnd, DR);
   // --- On Error GoTo 0
+#endif
 
   {
     tX = (DR.right - DR.left) / Stretch;
@@ -172,6 +179,70 @@ void DDScrollBuffer_Blt()
     //      DR.top = DR.top - Stretch * (mScrollY + mDestYOff)
     //    End If
   }
+
+#if 1
+  SR.left = (SR.left < 0 ? 0 : SR.left);
+  SR.top  = (SR.top  < 0 ? 0 : SR.top);
+#endif
+
+#if 1
+  {
+    int full_xsize = (FieldWidth  - (menBorder.Checked ? 0 : 1)) * TILEX;
+    int full_ysize = (FieldHeight - (menBorder.Checked ? 0 : 1)) * TILEY;
+    int sxsize = SCR_FIELDX * TILEX;
+    int sysize = SCR_FIELDY * TILEY;
+
+    tX = (full_xsize < sxsize ? full_xsize : tX);
+    tY = (full_ysize < sysize ? full_ysize : tY);
+    sX = SX + (full_xsize < sxsize ? (sxsize - full_xsize) / 2 : 0);
+    sY = SY + (full_ysize < sysize ? (sysize - full_ysize) / 2 : 0);
+  }
+#endif
+
+#if 1
+  if (!menBorder.Checked)
+  {
+    SR.left += 16;
+    SR.top  += 16;
+  }
+#endif
+
+#if 1
+
+#if 1
+  printf("::: DDScrollBuffer.c: DDScrollBuffer_Blt(): blit from %d, %d [%ld, %ld] [%ld, %ld] [%ld, %ld]\n",
+	 SR.left, SR.top, mScrollX, mScrollY, mDestXOff, mDestYOff, tX, tY);
+#endif
+
+#if 0
+  /* !!! quick and dirty -- FIX THIS !!! */
+  if (tape.playing && tape.fast_forward &&
+      target_bitmap == window &&
+      (FrameCounter % 2) != 0)
+    printf("::: FrameCounter == %d\n", FrameCounter);
+#endif
+
+#if 1
+  SyncDisplay();
+#endif
+
+#if 1
+  BlitBitmap(screenBitmap, target_bitmap,
+	     SR.left, SR.top, tX, tY, sX, sY);
+#else
+  BlitBitmap(screenBitmap, target_bitmap,
+	     SR.left, SR.top,
+             SCR_FIELDX * TILEX, SCR_FIELDY * TILEY, SX, SY);
+#endif
+
+#if 1
+  FlushDisplay();
+#endif
+
+  return;
+
+#endif
+
   // DDraw.WaitForVerticalBlank DDWAITVB_BLOCKBEGIN, 0
   if (IS_NOTHING(&Buffer, sizeof(Buffer)))
     return;
@@ -283,6 +354,11 @@ void DDScrollBuffer_Blt()
   // BltEH:
 }
 
+void DDScrollBuffer_Blt()
+{
+  DDScrollBuffer_Blt_Ext(window);
+}
+
 void DDScrollBuffer_ScrollTo(int X, int Y)
 {
   if (NoDisplayFlag)
@@ -294,6 +370,11 @@ void DDScrollBuffer_ScrollTo(int X, int Y)
   mScrollY = Y;
   ScrollX = mScrollX;
   ScrollY = mScrollY;
+
+#if 0
+  printf("::: DDScrollBuffer.c: DDScrollBuffer_ScrollTo():  mScroll: %ld, %ld [%d, %d]\n",
+	 mScrollX, mScrollY, X, Y);
+#endif
 }
 
 void DDScrollBuffer_ScrollTowards(int X, int Y, double Step)
@@ -303,6 +384,11 @@ void DDScrollBuffer_ScrollTowards(int X, int Y, double Step)
   if (NoDisplayFlag)
     return;
 
+#if 0
+  printf("::: DDScrollBuffer.c: DDScrollBuffer_ScrollTowards(): (1) mScroll: %ld, %ld [%d, %d, %f]\n",
+	 mScrollX, mScrollY, X, Y, Step);
+#endif
+
   X = X / Stretch;
   Y = Y / Stretch;
   dx = X - mScrollX;
@@ -320,6 +406,11 @@ void DDScrollBuffer_ScrollTowards(int X, int Y, double Step)
   mScrollY = mScrollY + dY * r;
   ScrollX = mScrollX;
   ScrollY = mScrollY;
+
+#if 0
+  printf("::: DDScrollBuffer.c: DDScrollBuffer_ScrollTowards(): (2) mScroll: %ld, %ld [%d, %d, %f]\n",
+	 mScrollX, mScrollY, X, Y, Step);
+#endif
 }
 
 void DDScrollBuffer_SoftScrollTo(int X, int Y, long TimeMS, int FPS)
@@ -333,10 +424,6 @@ void DDScrollBuffer_SoftScrollTo(int X, int Y, long TimeMS, int FPS)
   long oldX, oldY, maxD;
   static boolean AlreadyRunning = False;
 
-#if 1
-  printf("::: 1: DDScrollBuffer.c: DDScrollBuffer_SoftScrollTo: X,Y ==  %d, %d [%f]\n", X, Y, Stretch);
-#endif
-
   if (NoDisplayFlag)
     return;
 
@@ -350,7 +437,7 @@ void DDScrollBuffer_SoftScrollTo(int X, int Y, long TimeMS, int FPS)
   Y = Y / Stretch;
   dx = X - mScrollX;
   dY = Y - mScrollY;
-  maxD = (Abs(dx) < Abs(dY) ?  Abs(dY) :  Abs(dY));
+  maxD = (Abs(dx) < Abs(dY) ? Abs(dY) : Abs(dx));
   StepCount = FPS * (TimeMS / (double)1000);
   if (StepCount > maxD)
     StepCount = maxD;
@@ -358,12 +445,6 @@ void DDScrollBuffer_SoftScrollTo(int X, int Y, long TimeMS, int FPS)
   if (StepCount == 0)
     StepCount = 1;
 
-#if 1
-  printf("::: 2: DDScrollBuffer.c: DDScrollBuffer_SoftScrollTo: %f, %d, %ld, %ld [%d, %d, %ld, %ld]\n",
-	 tStep, FPS, TimeMS, maxD,
-	 X, Y, mScrollX, mScrollY);
-#endif
-
   dT = 1000 / FPS;
   tStep = (double)1 / StepCount;
   oldX = mScrollX;
@@ -403,4 +484,9 @@ void DDScrollBuffer_SoftScrollTo(int X, int Y, long TimeMS, int FPS)
 
 SoftScrollEH:
   AlreadyRunning = False;
+
+#if 0
+  printf("::: DDScrollBuffer.c: DDScrollBuffer_SoftScrollTo(): mScroll: %ld, %ld\n",
+	 mScrollX, mScrollY);
+#endif
 }