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