From 35c3b7f04ba18d3c722a78ce3655bd8f007a7c0f Mon Sep 17 00:00:00 2001
From: David Rose <david@ddrose.com>
Date: Sun, 29 Mar 2009 18:36:19 +0000
Subject: [PATCH] add filter type etc.

---
 pandatool/src/eggprogs/eggTextureCards.cxx | 73 +++++++++++++++++++++-
 pandatool/src/eggprogs/eggTextureCards.h   |  7 +++
 2 files changed, 77 insertions(+), 3 deletions(-)

diff --git a/pandatool/src/eggprogs/eggTextureCards.cxx b/pandatool/src/eggprogs/eggTextureCards.cxx
index ce2413fb22..5fcc3ef766 100644
--- a/pandatool/src/eggprogs/eggTextureCards.cxx
+++ b/pandatool/src/eggprogs/eggTextureCards.cxx
@@ -81,11 +81,43 @@ EggTextureCards() : EggWriter(true, true) {
      &EggTextureCards::dispatch_color, NULL, &_polygon_color[0]);
 
   add_option
-    ("wm", "[repeat | clamp]", 0,
-     "Indicates the wrap mode of the texture: either \"repeat\" or \"clamp\" "
-     "(or \"r\" or \"c\").  The default is to leave this unspecified.",
+    ("wm", "wrap", 0,
+     "Indicates the wrap mode of the texture: \"repeat\", \"clamp\", "
+     "or any of the other modes supported by egg syntax.  "
+     "The default is to leave this unspecified.",
      &EggTextureCards::dispatch_wrap_mode, NULL, &_wrap_mode);
 
+  add_option
+    ("wmu", "wrap_u", 0,
+     "Indicates the wrap mode of the texture in the U direction.  This "
+     "overrides -wm, if specified.",
+     &EggTextureCards::dispatch_wrap_mode, NULL, &_wrap_u);
+
+  add_option
+    ("wmv", "wrap_v", 0,
+     "Indicates the wrap mode of the texture in the V direction.  This "
+     "overrides -wm, if specified.",
+     &EggTextureCards::dispatch_wrap_mode, NULL, &_wrap_v);
+
+  add_option
+    ("minf", "filter", 0,
+     "Indicates the minfilter mode of the texture: \"linear\", \"mipmap\", "
+     "or any of the other modes supported by egg syntax.  "
+     "The default is to leave this unspecified.",
+     &EggTextureCards::dispatch_filter_type, NULL, &_minfilter);
+
+  add_option
+    ("magf", "filter", 0,
+     "Indicates the magfilter mode of the texture: \"linear\" or \"nearest\".  "
+     "The default is to leave this unspecified.",
+     &EggTextureCards::dispatch_filter_type, NULL, &_magfilter);
+
+  add_option
+    ("aniso", "degree", 0,
+     "Indicates the anisotropic degree of the texture.  "
+     "The default is to leave this unspecified.",
+     &EggTextureCards::dispatch_int, &_got_aniso_degree, &_aniso_degree);
+
   add_option
     ("ql", "[default | fastest | normal | best]", 0,
      "Specifies the quality level of the texture.  This mainly affects "
@@ -148,6 +180,11 @@ EggTextureCards() : EggWriter(true, true) {
   _polygon_geometry.set(-0.5, 0.5, -0.5, 0.5);
   _polygon_color.set(1.0, 1.0, 1.0, 1.0);
   _wrap_mode = EggTexture::WM_unspecified;
+  _wrap_u = EggTexture::WM_unspecified;
+  _wrap_v = EggTexture::WM_unspecified;
+  _minfilter = EggTexture::FT_unspecified;
+  _magfilter = EggTexture::FT_unspecified;
+  _aniso_degree = 0;
   _quality_level = EggTexture::QL_unspecified;
   _format = EggTexture::F_unspecified;
   _format_1 = EggTexture::F_unspecified;
@@ -211,6 +248,29 @@ dispatch_wrap_mode(const string &opt, const string &arg, void *var) {
   return true;
 }
 
+////////////////////////////////////////////////////////////////////
+//     Function: EggTextureCards::dispatch_filter_type
+//       Access: Protected, Static
+//  Description: Standard dispatch function for an option that takes
+//               one parameter, which is to be interpreted as a
+//               FilterType string.  The data pointer is to a
+//               FilterType enum variable.
+////////////////////////////////////////////////////////////////////
+bool EggTextureCards::
+dispatch_filter_type(const string &opt, const string &arg, void *var) {
+  EggTexture::FilterType *ftp = (EggTexture::FilterType *)var;
+
+  *ftp = EggTexture::string_filter_type(arg);
+  if (*ftp == EggTexture::FT_unspecified) {
+    // An unknown string.
+    nout << "Invalid filter type parameter for -" << opt << ": "
+         << arg << "\n";
+    return false;
+  }
+
+  return true;
+}
+
 ////////////////////////////////////////////////////////////////////
 //     Function: EggTextureCards::dispatch_quality_level
 //       Access: Protected, Static
@@ -388,6 +448,13 @@ run() {
 
     EggTexture *tref = new EggTexture(name, filename);
     tref->set_wrap_mode(_wrap_mode);
+    tref->set_wrap_u(_wrap_u);
+    tref->set_wrap_v(_wrap_v);
+    tref->set_minfilter(_minfilter);
+    tref->set_magfilter(_magfilter);
+    if (_got_aniso_degree) {
+      tref->set_anisotropic_degree(_aniso_degree);
+    }
     tref->set_quality_level(_quality_level);
 
     if (texture_ok) {
diff --git a/pandatool/src/eggprogs/eggTextureCards.h b/pandatool/src/eggprogs/eggTextureCards.h
index c4920895dc..81ea1929ac 100644
--- a/pandatool/src/eggprogs/eggTextureCards.h
+++ b/pandatool/src/eggprogs/eggTextureCards.h
@@ -39,6 +39,7 @@ protected:
   virtual bool handle_args(Args &args);
 
   static bool dispatch_wrap_mode(const string &opt, const string &arg, void *var);
+  static bool dispatch_filter_type(const string &opt, const string &arg, void *var);
   static bool dispatch_quality_level(const string &opt, const string &arg, void *var);
   static bool dispatch_format(const string &opt, const string &arg, void *var);
 
@@ -58,6 +59,12 @@ public:
   Colorf _polygon_color;
   vector_string _texture_names;
   EggTexture::WrapMode _wrap_mode;
+  EggTexture::WrapMode _wrap_u;
+  EggTexture::WrapMode _wrap_v;
+  EggTexture::FilterType _minfilter;
+  EggTexture::FilterType _magfilter;
+  bool _got_aniso_degree;
+  int _aniso_degree;
   EggTexture::QualityLevel _quality_level;
   EggTexture::Format _format;
   EggTexture::Format _format_1, _format_2, _format_3, _format_4;