initial

git-svn-id: svn://svn.icculus.org/netradiant/trunk@1 61c419a2-8eb2-4b30-bcec-8cead039b335
2008-09-13 18:28:57 +00:00
commit 107765f0e4
1687 changed files with 438695 additions and 0 deletions
--- a/include/iglrender.h
+++ b/include/iglrender.h
@@ -0,0 +1,130 @@
+/*
+Copyright (C) 2001-2006, William Joseph.
+All Rights Reserved.
+
+This file is part of GtkRadiant.
+
+GtkRadiant is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+GtkRadiant is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GtkRadiant; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#if !defined(INCLUDED_IGLRENDER_H)
+#define INCLUDED_IGLRENDER_H
+
+#include "igl.h"
+#include "generic/vector.h"
+class AABB;
+class Matrix4;
+
+
+class GLProgram
+{
+public:
+  virtual void enable() = 0;
+  virtual void disable() = 0;
+  virtual void setParameters(const Vector3& viewer, const Matrix4& localToWorld, const Vector3& origin, const Vector3& colour, const Matrix4& world2light) = 0;
+};
+
+class OpenGLFogState
+{
+public:
+  OpenGLFogState() : mode(GL_EXP), density(0), start(0), end(0), index(0), colour(1, 1, 1, 1)
+  {
+  }
+  GLenum mode;
+  GLfloat density;
+  GLfloat start;
+  GLfloat end;
+  GLint index;
+  Vector4 colour;
+};
+
+//! A collection of opengl state information.
+class OpenGLState
+{
+public:
+  enum ESort
+  {
+    eSortFirst = 0,
+    eSortOpaque = 1,
+    eSortMultiFirst = 2,
+    eSortMultiLast = 1023,
+    eSortOverbrighten = 1024,
+    eSortFullbright = 1025,
+    eSortHighlight = 1026,
+    eSortTranslucent = 1027,
+    eSortOverlayFirst = 1028,
+    eSortOverlayLast = 2047,
+    eSortControlFirst = 2048,
+    eSortControlLast = 3071,
+    eSortGUI0 = 3072,
+    eSortGUI1 = 3073,
+    eSortLast = 4096,
+  };
+
+  unsigned int m_state;
+  std::size_t m_sort;
+  GLint m_texture;
+  GLint m_texture1;
+  GLint m_texture2;
+  GLint m_texture3;
+  GLint m_texture4;
+  GLint m_texture5;
+  GLint m_texture6;
+  GLint m_texture7;
+  Vector4 m_colour;
+  GLenum m_blend_src, m_blend_dst;
+  GLenum m_depthfunc;
+  GLenum m_alphafunc;
+  GLfloat m_alpharef;
+  GLfloat m_linewidth;
+  GLfloat m_pointsize;
+  GLint m_linestipple_factor;
+  GLushort m_linestipple_pattern;
+  OpenGLFogState m_fog;
+  GLProgram* m_program;
+
+  OpenGLState() : m_program(0)
+  {
+  }
+};
+
+class OpenGLStateLibrary
+{
+public:
+  INTEGER_CONSTANT(Version, 1);
+  STRING_CONSTANT(Name, "openglshaderlibrary");
+
+  virtual void getDefaultState(OpenGLState& state) const = 0;
+
+  virtual void insert(const char* name, const OpenGLState& state) = 0;
+  virtual void erase(const char* name) = 0;
+};
+
+#include "modulesystem.h"
+
+template<typename Type>
+class GlobalModule;
+typedef GlobalModule<OpenGLStateLibrary> GlobalOpenGLStateLibraryModule;
+
+template<typename Type>
+class GlobalModuleRef;
+typedef GlobalModuleRef<OpenGLStateLibrary> GlobalOpenGLStateLibraryModuleRef;
+
+inline OpenGLStateLibrary& GlobalOpenGLStateLibrary()
+{
+  return GlobalOpenGLStateLibraryModule::getTable();
+}
+
+#endif