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#include <GL/glew.h>
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#include "CGLA/Mat4x4f.h"
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#include "CGLA/Mat4x4f.h"
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#include "CGLA/Vec3d.h"
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#include "CGLA/Vec3d.h"
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#include "gel_glu.h"
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#include "draw.h"
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#include "draw.h"
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#include "HMesh/FaceCirculator.h"
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#include "HMesh/FaceCirculator.h"
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#include "SinglePassWireframeRenderer.h"
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#include "IDBufferWireFrameRenderer.h"
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using namespace CGLA;
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using namespace CGLA;
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using namespace HMesh;
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using namespace HMesh;
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using namespace std;
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using namespace std;
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namespace
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namespace
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{
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{
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	void set_material(const Geometry::Material& material)
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	void set_material(const Geometry::Material& material)
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{
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	{
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		if(material.has_texture && material.tex_id >=0)
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		if(material.has_texture && material.tex_id >=0)
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		{
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		{
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			glEnable(GL_TEXTURE_2D);
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			glEnable(GL_TEXTURE_2D);
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			glBindTexture(GL_TEXTURE_2D, material.tex_id);
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			glBindTexture(GL_TEXTURE_2D, material.tex_id);
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			glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
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			glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
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		glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, material.ambient);
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		glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, material.ambient);
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		glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, material.diffuse);
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		glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, material.diffuse);
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		glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, material.specular);
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		glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, material.specular);
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		glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, material.shininess);
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		glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, material.shininess);
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}
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	}
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}
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}
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namespace GLGraphics
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namespace GLGraphics
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{
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{
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void draw(Manifold& m, bool per_vertex_norms)
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	void draw(Manifold& m, bool per_vertex_norms)
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	{
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	{
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		for(FaceIter f=m.faces_begin(); f != m.faces_end(); ++f)
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		for(FaceIter f=m.faces_begin(); f != m.faces_end(); ++f)
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		{
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		{
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			FaceCirculator fc(f);
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			FaceCirculator fc(f);
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			if(!per_vertex_norms)
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			if(!per_vertex_norms)
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		}
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		}
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		glEnd();
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		glEnd();
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		glDisable(GL_TEXTURE_2D);
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		glDisable(GL_TEXTURE_2D);
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	}
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	}
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	template<class T>
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	void draw_wireframe_oldfashioned(T& m, bool per_vertex_norms, const Vec3f& line_color)
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	{
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		// Store state that we change
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		glPushAttrib(GL_POLYGON_BIT);
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		GLboolean lights_on;
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		glGetBooleanv(GL_LIGHTING, &lights_on);
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		Vec4f current_color;
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		glGetFloatv(GL_CURRENT_COLOR, &current_color[0]);
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		// Draw filled
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		glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
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		draw(m, per_vertex_norms);
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		// Draw lines
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		glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
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		glDisable(GL_LIGHTING);
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		glEnable(GL_POLYGON_OFFSET_LINE);
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		glPolygonOffset(0,-5);
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		glColor3fv(line_color.get());
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		draw(m, per_vertex_norms);
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		// Put back old state
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		glColor3fv(current_color.get());
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		if(lights_on) glEnable(GL_LIGHTING);
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		glPopAttrib();
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	}
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	template
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	void draw_wireframe_oldfashioned<HMesh::Manifold>(HMesh::Manifold& m, bool per_vertex_norms, const Vec3f& line_color);
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	template
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	void draw_wireframe_oldfashioned(Geometry::TriMesh& m, bool per_vertex_norms, const Vec3f& line_color);
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	void draw(const Geometry::AABox& box)
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	void draw(const Geometry::AABox& box)
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	{
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	{
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		glBegin(GL_QUADS);
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		glBegin(GL_QUADS);
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		Vec3f norm_neg[] = {Vec3f(0,0,-1), Vec3f(-1,0,0), Vec3f(0,-1,0)};
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		Vec3f norm_neg[] = {Vec3f(0,0,-1), Vec3f(-1,0,0), Vec3f(0,-1,0)};
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		Vec3f norm_pos[] = {Vec3f(0,0, 1), Vec3f( 1,0,0), Vec3f(0, 1,0)};
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		Vec3f norm_pos[] = {Vec3f(0,0, 1), Vec3f( 1,0,0), Vec3f(0, 1,0)};
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		draw(box.get_aabox());
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		draw(box.get_aabox());
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		glPopMatrix();
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		glPopMatrix();
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	}
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	}
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	/** Draw the tree. The first argument is the level counter, the second
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	/** Draw the tree. The first argument is the level counter, the second
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	argument is the level at which to stop drawing. */
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	 argument is the level at which to stop drawing. */
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	template <class BoxType>
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	template <class BoxType>
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	void draw(const Geometry::BoundingINode<BoxType>& node, int level, int max_level)
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	void draw(const Geometry::BoundingINode<BoxType>& node, int level, int max_level)
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	{
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	{
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		if(level == max_level)
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		if(level == max_level)
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		{
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		{