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Subject: Show a crosshair when the "--crosshair" parameter is given.
Author: Fabian Greffrath <fabian+debian@greffrath.com>
--- a/wl_def.h
+++ b/wl_def.h
@@ -935,6 +935,7 @@ extern boolean param_goodtimes;
extern boolean param_ignorenumchunks;
extern boolean param_shading;
extern boolean param_novert;
+extern boolean param_crosshair;
void NewGame (int difficulty,int episode);
--- a/wl_draw.cpp
+++ b/wl_draw.cpp
@@ -1060,6 +1060,17 @@ void DrawPlayerWeapon (void)
SimpleScaleShape(viewwidth/2,SPR_DEMO,viewheight+1);
}
+void DrawCrosshair (void)
+{
+ if (gamestate.victoryflag || gamestate.weapon < wp_pistol)
+ return;
+
+ const int c = (gamestate.health >= 50) ? 2 : (gamestate.health >= 25) ? 6 : 4;
+ const int h = (viewsize == 21 && ingame) ? screenHeight : screenHeight - scaleFactor * STATUSLINES;
+
+ VL_Hlin (screenWidth / 2 - scaleFactor, h / 2, 2 * scaleFactor + 1, c);
+ VL_Vlin (screenWidth / 2, h / 2 - scaleFactor, 2 * scaleFactor + 1, c);
+}
//==========================================================================
@@ -1604,6 +1615,8 @@ void ThreeDRefresh (void)
#endif
DrawPlayerWeapon (); // draw player's hands
+ if (param_crosshair)
+ DrawCrosshair ();
if(Keyboard[sc_Tab] && viewsize == 21 && gamestate.weapon != -1)
ShowActStatus();
--- a/wl_main.cpp
+++ b/wl_main.cpp
@@ -103,6 +103,7 @@ boolean param_goodtimes = false;
boolean param_ignorenumchunks = false;
boolean param_shading = false;
boolean param_novert = false;
+boolean param_crosshair = false;
/*
=============================================================================
@@ -1726,6 +1727,8 @@ void CheckParameters(int argc, char *arg
#endif
else IFARG("--novert")
param_novert = true;
+ else IFARG("--crosshair")
+ param_crosshair = true;
else IFARG("--res")
{
if(i + 2 >= argc)
@@ -1910,6 +1913,7 @@ void CheckParameters(int argc, char *arg
" --shading Enables shading support\n"
#endif
" --novert Suppresses vertical mouse movement\n"
+ " --crosshair Shows a crosshair\n"
" --res <width> <height> Sets the screen resolution\n"
" (must be multiple of 320x200 or 320x240)\n"
" --resf <w> <h> Sets any screen resolution >= 320x200\n"
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