From 2f4ffebde6515eb7a85fbea9014c07aef9b92c95 Mon Sep 17 00:00:00 2001
From: Kp <kp@valhallalegends.com>
Date: Sat, 27 Jul 2013 21:12:54 +0000
Subject: [PATCH] Add const markers to some texture mapping code

---
 common/include/3d.h      | 2 +-
 common/include/texmap.h  | 4 ++--
 common/texmap/tmapflat.c | 4 ++--
 similar/arch/ogl/ogl.c   | 2 +-
 4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/common/include/3d.h b/common/include/3d.h
index 9313579b3..688df03f7 100644
--- a/common/include/3d.h
+++ b/common/include/3d.h
@@ -206,7 +206,7 @@ bool g3_draw_bitmap(vms_vector *pos,fix width,fix height,grs_bitmap *bm);
 //specifies 2d drawing routines to use instead of defaults.  Passing
 //NULL for either or both restores defaults
 typedef void (*tmap_drawer_type)(grs_bitmap *bm,int nv,g3s_point **vertlist);
-typedef void (*flat_drawer_type)(int nv,int *vertlist);
+typedef void (*flat_drawer_type)(int nv,const int *vertlist);
 typedef int (*line_drawer_type)(fix x0,fix y0,fix x1,fix y1);
 void g3_set_special_render(tmap_drawer_type tmap_drawer,flat_drawer_type flat_drawer,line_drawer_type line_drawer);
 
diff --git a/common/include/texmap.h b/common/include/texmap.h
index f6beeb678..a9bea0695 100644
--- a/common/include/texmap.h
+++ b/common/include/texmap.h
@@ -92,11 +92,11 @@ extern void ntexture_map_lighted_linear(grs_bitmap *srcb, g3ds_tmap *t);
 
 //	This is the gr_upoly-like interface to the texture mapper which uses texture-mapper compatible
 //	(ie, avoids cracking) edge/delta computation.
-void gr_upoly_tmap(int nverts, int *vert );
+void gr_upoly_tmap(int nverts, const int *vert );
 
 //This is like gr_upoly_tmap() but instead of drawing, it calls the specified
 //function with ylr values
-void gr_upoly_tmap_ylr(int nverts, int *vert, void (*ylr_func)(int, fix, fix) );
+void gr_upoly_tmap_ylr(int nverts, const int *vert, void (*ylr_func)(int, fix, fix) );
 
 extern int Transparency_on,per2_flag;
 
diff --git a/common/texmap/tmapflat.c b/common/texmap/tmapflat.c
index 298a7f09d..9d3cdbf2f 100644
--- a/common/texmap/tmapflat.c
+++ b/common/texmap/tmapflat.c
@@ -178,7 +178,7 @@ void texture_map_flat(g3ds_tmap *t, int color)
 //	-----------------------------------------------------------------------------------------
 //	This is the gr_upoly-like interface to the texture mapper which uses texture-mapper compatible
 //	(ie, avoids cracking) edge/delta computation.
-void gr_upoly_tmap(int nverts, int *vert )
+void gr_upoly_tmap(int nverts, const int *vert )
 {
 	gr_upoly_tmap_ylr(nverts, vert, tmap_scanline_flat);
 }
@@ -236,7 +236,7 @@ void draw_tmap_flat(grs_bitmap *bp,int nverts,g3s_point **vertbuf)
 //	-----------------------------------------------------------------------------------------
 //This is like gr_upoly_tmap() but instead of drawing, it calls the specified
 //function with ylr values
-void gr_upoly_tmap_ylr(int nverts, int *vert, void (*ylr_func)(int,fix,fix) )
+void gr_upoly_tmap_ylr(int nverts, const int *vert, void (*ylr_func)(int,fix,fix) )
 {
 	g3ds_tmap	my_tmap;
 	int			i;
diff --git a/similar/arch/ogl/ogl.c b/similar/arch/ogl/ogl.c
index 3dbe41b95..7693c55a0 100644
--- a/similar/arch/ogl/ogl.c
+++ b/similar/arch/ogl/ogl.c
@@ -861,7 +861,7 @@ bool g3_draw_poly(int nv,const g3s_point *const *pointlist)
 	return 0;
 }
 
-void gr_upoly_tmap(int nverts, int *vert ){
+void gr_upoly_tmap(int nverts, const int *vert ){
 		glmprintf((0,"gr_upoly_tmap: unhandled\n"));//should never get called
 }