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

[Janne V. Kujala]

CVSROOT:        /cvsroot/gzz
Module name:    gzz
Changes by:     Janne V. Kujala <address@hidden>        03/01/29 04:22:46

Modified files:
        gfx/demo       : fontfilter.py 

Log message:
        anisotropic filtering

CVSWeb URLs:
http://savannah.gnu.org/cgi-bin/viewcvs/gzz/gzz/gfx/demo/fontfilter.py.diff?tr1=1.5&tr2=1.6&r1=text&r2=text

Patches:
Index: gzz/gfx/demo/fontfilter.py
diff -u gzz/gfx/demo/fontfilter.py:1.5 gzz/gfx/demo/fontfilter.py:1.6
--- gzz/gfx/demo/fontfilter.py:1.5      Wed Jan 29 04:04:01 2003
+++ gzz/gfx/demo/fontfilter.py  Wed Jan 29 04:22:45 2003
@@ -36,6 +36,8 @@
            Toggle("texfilt", 1, "texture filtering", "f"),
             Action("Invert biases", "t", self.inv, noAnimation=1),
            SlideLin("seed", 0, 1, "paper seed", "P", "p"),
+           Toggle("aniso", 1, "anisotropic filter", "a"),
+           SlideLog("aspect", 1, "aspect ratio", "Home", "End"),
        )
         self.prevseed = 0
 
@@ -46,7 +48,8 @@
             if self.seed: self.pq = getpaper(self.seed)
             self.prevseed = self.seed
 
-       rot = vs.rotateCS(0, "r", self.ang)
+        asp = vs.affineCS(0, "a", 0, 0, 0, 1, 0, 0, self.aspect)
+       rot = vs.rotateCS(asp, "r", self.ang)
        d = 1. / self.ps
         csg = vs.affineCS(rot, "g", 0, self.xg, self.yg, 
            self.ps, 0, 0, self.ps)
@@ -65,6 +68,7 @@
        texid = rect.texId
         bias = self.bias
         bias2 = self.bias2
+        aniso = 1 + 9 * self.aniso
 
         code = """
         PushAttrib ENABLE_BIT TEXTURE_BIT COLOR_BUFFER_BIT
@@ -80,6 +84,7 @@
        BindTexture TEXTURE_2D %(texid)s
        TexParameter TEXTURE_2D TEXTURE_MIN_FILTER %(minfilt)s
        TexParameter TEXTURE_2D TEXTURE_MAG_FILTER %(magfilt)s
+        TexParameter TEXTURE_2D TEXTURE_MAX_ANISOTROPY_EXT %(aniso)s
        Enable TEXTURE_2D
 
         ActiveTexture TEXTURE1
@@ -91,8 +96,6 @@
         Enable TEXTURE_GEN_T
 
        BindTexture TEXTURE_2D %(texid)s
-       TexParameter TEXTURE_2D TEXTURE_MIN_FILTER %(minfilt)s
-       TexParameter TEXTURE_2D TEXTURE_MAG_FILTER %(magfilt)s
        Enable TEXTURE_2D
        TexEnv TEXTURE_FILTER_CONTROL TEXTURE_LOD_BIAS %(bias)s
         """
@@ -108,8 +111,6 @@
             Enable TEXTURE_GEN_T
 
             BindTexture TEXTURE_2D %(texid)s
-            TexParameter TEXTURE_2D TEXTURE_MIN_FILTER %(minfilt)s
-            TexParameter TEXTURE_2D TEXTURE_MAG_FILTER %(magfilt)s
             Enable TEXTURE_2D
             TexEnv TEXTURE_FILTER_CONTROL TEXTURE_LOD_BIAS %(bias2)s
             """
@@ -177,7 +178,7 @@
        #print code
         vs.map.put(getDList(code), cs1)
 
-        cstext = vs.affineCS(rot, "text", 0, 0, 0, 40, 0, 0, 40)
+        cstext = vs.affineCS(0, "text", 0, 0, 0, 40, 0, 0, 40)
 
         if self.tex2:
             putText(vs, cstext, "HALO = TXB[%s] * %s" %