[Gzz-commits] gzz/gfx/demo irregu3.py

[Janne V. Kujala]

CVSROOT:        /cvsroot/gzz
Module name:    gzz
Changes by:     Janne V. Kujala <address@hidden>        02/10/22 03:14:12

Modified files:
        gfx/demo       : irregu3.py 

Log message:
        Add lodbias and fix "Up"/"Down" normal direction movement

CVSWeb URLs:
http://savannah.gnu.org/cgi-bin/viewcvs/gzz/gzz/gfx/demo/irregu3.py.diff?tr1=1.10&tr2=1.11&r1=text&r2=text

Patches:
Index: gzz/gfx/demo/irregu3.py
diff -u gzz/gfx/demo/irregu3.py:1.10 gzz/gfx/demo/irregu3.py:1.11
--- gzz/gfx/demo/irregu3.py:1.10        Mon Oct 21 13:37:08 2002
+++ gzz/gfx/demo/irregu3.py     Tue Oct 22 03:14:12 2002
@@ -12,6 +12,8 @@
                         ["invert", "1"])
 
 
+lodbias = 0
+
 # alpha(y) = e / y * f >= e
 #                    y <= f
 
@@ -25,7 +27,7 @@
         cos(angle), sin(angle), 0, 0,
         -sin(angle), cos(angle), 0, 0,
         0, 0, 1, 0,
-        sin(angle)*pos, cos(angle)*pos, 0, 1,
+        -sin(angle)*pos, cos(angle)*pos, 0, 1,
         ])
 
     col0l = [ (1.0,0.5,0.5), (0.5,0.5,1.0), (0.5,1.0,0.5), (1.0,0.5,0.5) ]
@@ -42,11 +44,18 @@
     #print col0, col1
 
     e = 0.5
-    return getDList("""
+    code = """
     PushAttrib ENABLE_BIT
 
     BindTexture TEXTURE_2D %(texid)s
+    """
 
+    if GL.hasExtension("GL_EXT_texture_lod_bias"):
+        code += """
+        TexEnv TEXTURE_FILTER_CONTROL_EXT TEXTURE_LOD_BIAS_EXT %s
+        """ % lodbias
+    
+    code += """
     PushMatrix
     Translate -.5 -.75 0
 
@@ -184,7 +193,9 @@
     PopMatrix
 
     PopAttrib 
-""" % vars())
+    """
+
+    return getDList(code % vars())
 
 
 
@@ -225,6 +236,9 @@
         if k == "Down": self.pos += 1./128
         if k == "Left": self.angle -= pi/180
         if k == "Right": self.angle += pi/180
+        global lodbias
+        if k == "b": lodbias += .25; print "lodbias", lodbias
+        if k == "B": lodbias -= .25; print "lodbias", lodbias
         print "angle",round(self.angle / pi * 180)
 
 currentScene = IrreguScene()