hashtable cosmetix; holmes scissoring fixes

[d2df-sdl.git] / src / game / g_holmes.inc

diff --git a/src/game/g_holmes.inc b/src/game/g_holmes.inc
index d103cdb76d184a31e6764433164feee4d1fbcd4b..c053b4c73e8eb7b246bf9470fc055a808b0b6434 100644 (file)
--- a/src/game/g_holmes.inc
+++ b/src/game/g_holmes.inc
@@ -153,6 +153,34 @@ begin
 end;
 
 
+// ////////////////////////////////////////////////////////////////////////// //
+type
+  TScissorSave = record
+  public
+    wassc: Boolean;
+    scxywh: packed array[0..3] of GLint;
+
+  public
+    procedure save (enableScissoring: Boolean);
+    procedure restore ();
+  end;
+
+procedure TScissorSave.save (enableScissoring: Boolean);
+begin
+  wassc := (glIsEnabled(GL_SCISSOR_TEST) <> 0);
+  if wassc then glGetIntegerv(GL_SCISSOR_BOX, @scxywh[0]) else glGetIntegerv(GL_VIEWPORT, @scxywh[0]);
+  //conwritefln('(%d,%d)-(%d,%d)', [scxywh[0], scxywh[1], scxywh[2], scxywh[3]]);
+  if enableScissoring then glEnable(GL_SCISSOR_TEST);
+end;
+
+
+procedure TScissorSave.restore ();
+begin
+  glScissor(scxywh[0], scxywh[1], scxywh[2], scxywh[3]);
+  if wassc then glEnable(GL_SCISSOR_TEST) else glDisable(GL_SCISSOR_TEST);
+end;
+
+
 // ////////////////////////////////////////////////////////////////////////// //
 // fonts
 const kgiFont6: array[0..256*8-1] of Byte  = (
@@ -434,6 +462,17 @@ begin
 end;
 
 
+// ////////////////////////////////////////////////////////////////////////// //
+procedure normRGBA (var r, g, b, a: Integer); inline;
+begin
+  if (a < 0) then a := 0 else if (a > 255) then a := 255;
+  if (r < 0) then r := 0 else if (r > 255) then r := 255;
+  if (g < 0) then g := 0 else if (g > 255) then g := 255;
+  if (b < 0) then b := 0 else if (b > 255) then b := 255;
+end;
+
+
+// ////////////////////////////////////////////////////////////////////////// //
 function textWidth6 (const s: AnsiString): Integer;
 var
   f: Integer;
@@ -462,10 +501,7 @@ var
 begin
   result := 0;
   if (Length(s) = 0) then exit;
-  if (a < 0) then a := 0 else if (a > 255) then a := 255;
-  if (r < 0) then r := 0 else if (r > 255) then r := 255;
-  if (g < 0) then g := 0 else if (g > 255) then g := 255;
-  if (b < 0) then b := 0 else if (b > 255) then b := 255;
+  normRGBA(r, g, b, a);
 
   if (a < 255) then
   begin
@@ -517,10 +553,7 @@ end;
 // ////////////////////////////////////////////////////////////////////////// //
 procedure drawLine (x1, y1, x2, y2: Integer; r, g, b: Integer; a: Integer=255);
 begin
-  if (a < 0) then a := 0 else if (a > 255) then a := 255;
-  if (r < 0) then r := 0 else if (r > 255) then r := 255;
-  if (g < 0) then g := 0 else if (g > 255) then g := 255;
-  if (b < 0) then b := 0 else if (b > 255) then b := 255;
+  normRGBA(r, g, b, a);
 
   if (a < 255) then
   begin
@@ -558,10 +591,7 @@ end;
 procedure drawRect (x, y, w, h: Integer; r, g, b: Integer; a: Integer=255);
 begin
   if (w < 0) or (h < 0) then exit;
-  if (a < 0) then a := 0 else if (a > 255) then a := 255;
-  if (r < 0) then r := 0 else if (r > 255) then r := 255;
-  if (g < 0) then g := 0 else if (g > 255) then g := 255;
-  if (b < 0) then b := 0 else if (b > 255) then b := 255;
+  normRGBA(r, g, b, a);
   if (a < 255) then
   begin
     glEnable(GL_BLEND);
@@ -597,6 +627,12 @@ begin
 end;
 
 
+procedure drawRectUI (x, y, w, h: Integer; r, g, b: Integer; a: Integer=255);
+begin
+  drawRect(x, y, w, h, r, g, b, a);
+end;
+
+
 procedure darkenRect (x, y, w, h: Integer; a: Integer);
 begin
   if (w < 0) or (h < 0) then exit;
@@ -624,10 +660,7 @@ end;
 procedure fillRect (x, y, w, h: Integer; r, g, b: Integer; a: Integer=255);
 begin
   if (w < 0) or (h < 0) then exit;
-  if (a < 0) then a := 0 else if (a > 255) then a := 255;
-  if (r < 0) then r := 0 else if (r > 255) then r := 255;
-  if (g < 0) then g := 0 else if (g > 255) then g := 255;
-  if (b < 0) then b := 0 else if (b > 255) then b := 255;
+  normRGBA(r, g, b, a);
   if (a < 255) then
   begin
     glEnable(GL_BLEND);