merging

Debug/CMakeLists.txt

@@ -45,6 +45,7 @@ add_executable( socialAgentsD
 	../src/ShapeMatching/rigidXfComputation.cpp
 	../src/shaderCustom.cpp
 	../src/shaderCustomTex.cpp
+	../src/shaderPhongTexCust.cpp
 	${socialAgents_moc}
 	${socialAgents_ui}
 )

Release/CMakeLists.txt

@@ -46,6 +46,7 @@ add_executable( socialAgents
 	../src/ShapeMatching/rigidXfComputation.cpp
 	../src/shaderCustom.cpp
 	../src/shaderCustomTex.cpp
+	../src/shaderPhongTexCust.cpp
 	${socialAgents_moc}
 	${socialAgents_ui}
 )

include/agent.h

@@ -8,11 +8,16 @@
 #include "spatialHashing.h"
 
 
-//#define SECURED
+#define SECURED
 //#define EXPORTING_AGENT
+
 //#define EXPORTING_OBJ
 #define ARASH
 
+
+#define SMOOTHING_BUFFER_SIZE 200
+
+
 #ifdef SECURED
 	#include "Algo/MovingObjects/particle_cell_2D_secured.h"
 #else
@@ -156,7 +161,7 @@ public:
 	VEC3 velocity_ ;
 	VEC3 newVelocity_ ;
 	VEC3 prefVelocity_ ;
-	VEC3 meanVelocity_[4] ;
+	VEC3 meanVelocity_[SMOOTHING_BUFFER_SIZE] ;
 	VEC3 meanDirection_ ;
 
 	Simulator* sim_;

include/env_map.h

@@ -33,8 +33,10 @@ class ArticulatedObstacle;
 #include "pfp.h"
 
 #define EXPORTING3
+
 #define TWO_AND_HALF_DIM
 
+
 #ifdef EXPORTING3
 	#include "Utils/Shaders/shaderPhongTexture.h"
 	#include "Utils/Shaders/shaderSimpleTexture.h"

include/moving_mesh.h

@@ -18,7 +18,7 @@
 
 using namespace std;
 
-//#define EXPORTING2
+#define EXPORTING2
 
 float get_angle3D(VEC3 v1, VEC3 v2);
 
@@ -59,8 +59,8 @@ public:
 
 	Utils::VBO* m_texcoordVBO;
 
-	ShaderCustomTex* m_shaderTex;
-//	Utils::ShaderPhongTexture* m_shaderTex;
+// 	ShaderCustomTex* m_shaderTex;
+	Utils::ShaderPhongTexture* m_shaderTex;
 //	Utils::ShaderSimpleTexture* m_shaderTex;
 	Algo::Surface::Import::OBJModel<PFP2> m_obj;
 	unsigned int m_nbIndices;

include/moving_obstacle.h

@@ -14,7 +14,7 @@
 	#include "Algo/MovingObjects/particle_cell_2D_memo.h"
 #endif
 
-#define EXPORTING_BOXES
+// #define EXPORTING_BOXES
 
 #ifdef EXPORTING_BOXES
 	#include "Algo/Render/GL2/mapRender.h"

include/shaderPhongTexCust.frag

+// ShaderPhongTexCust::fragmentShaderText
+
+PRECISON;
+VARYING_FRAG vec3 EyeVector, Normal, LightDir;
+VARYING_FRAG vec2 texCoord;
+
+uniform vec4 materialDiffuse;
+uniform vec4 materialSpecular;
+uniform float ambientCoef;
+uniform float shininess;
+uniform sampler2D textureUnit;
+
+FRAG_OUT_DEF;
+
+void main()
+{
+	vec3 N = normalize (Normal);
+	vec3 L = normalize (LightDir);
+	float lambertTerm = dot(N,L);
+
+	vec4 finalColor = ambientCoef * texture2D(textureUnit,texCoord);
+	
+	#ifdef DOUBLE_SIDED
+	if (lambertTerm < 0.0)
+	{
+		N = -1.0*N;
+		lambertTerm = -1.0*lambertTerm;
+	#else
+	if (lambertTerm > 0.0)
+	{
+	#endif
+		vec3 E = normalize(EyeVector);
+		vec3 R = reflect(-L, N);
+		float specular = pow( max(dot(R, E), 0.0), shininess );
+		vec3 diffuse = (1.0 - ambientCoef) * texture2D(textureUnit,texCoord).rgb;
+		finalColor += vec4(diffuse*lambertTerm,0.0) + materialSpecular*specular;
+	}
+	gl_FragColor=finalColor;
+}

include/shaderPhongTexCust.h

+/*******************************************************************************
+* CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps  *
+* version 0.1                                                                  *
+* Copyright (C) 2009-2012, IGG Team, LSIIT, University of Strasbourg           *
+*                                                                              *
+* This library is free software; you can redistribute it and/or modify it      *
+* under the terms of the GNU Lesser General Public License as published by the *
+* Free Software Foundation; either version 2.1 of the License, or (at your     *
+* option) any later version.                                                   *
+*                                                                              *
+* This library 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 Lesser General Public License  *
+* for more details.                                                            *
+*                                                                              *
+* You should have received a copy of the GNU Lesser General Public License     *
+* along with this library; if not, write to the Free Software Foundation,      *
+* Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.           *
+*                                                                              *
+* Web site: http://cgogn.unistra.fr/                                           *
+* Contact information: cgogn@unistra.fr                                        *
+*                                                                              *
+*******************************************************************************/
+
+#ifndef SHADER_PHONG_TEXTURE__CUST
+#define SHADER_PHONG_TEXTURE__CUST
+
+
+#include "Geometry/vector_gen.h"
+#include "Utils/GLSLShader.h"
+#include "Utils/clippingShader.h"
+#include "Utils/textures.h"
+#include "Utils/gl_def.h"
+#include "Geometry/matrix.h"
+
+using namespace CGoGN;
+
+class ShaderPhongTexCust : public Utils::ClippingShader
+{
+protected:
+	// shader sources
+	static std::string vertexShaderText;
+	static std::string fragmentShaderText;
+
+	CGoGNGLuint m_unif_unit;
+	int m_unit;
+	Utils::GTexture* m_tex_ptr;
+
+	// flag color per vertex or not
+	bool m_with_eyepos;	
+
+    // uniform locations
+	CGoGNGLuint m_unif_ambient;
+	CGoGNGLuint m_unif_specular;
+	CGoGNGLuint m_unif_shininess;
+	CGoGNGLuint m_unif_lightPos;
+	CGoGNGLuint m_unif_eyePos;
+
+	//values
+	float m_ambient;
+	Geom::Vec4f m_specular;
+	float m_shininess;
+	Geom::Vec3f m_lightPos;
+	Geom::Vec3f m_eyePos;
+
+	Utils::VBO* m_vboPos;
+	Utils::VBO* m_vboNormal;
+	Utils::VBO* m_vboTexCoord;
+
+	void getLocations();
+
+	void sendParams();
+
+	void restoreUniformsAttribs();
+
+
+
+
+public:
+	ShaderPhongTexCust(bool doubleSided = false, bool withEyePosition=false);
+
+	/**
+	 * choose the texture unit engine to use for this texture
+	 */
+	void setTextureUnit(GLenum texture_unit);
+
+	/**
+	 * set the texture to use
+	 */
+	void setTexture(Utils::GTexture* tex);
+
+	/**
+	 * activation of texture unit with set texture
+	 */
+	void activeTexture();
+	
+	/**
+	 * activation of texture unit with texture id
+	 */
+	void activeTexture(CGoGNGLuint texId);
+
+
+	// inviduals parameter setting functions
+	void setAmbient(float ambient);
+
+	void setSpecular(const Geom::Vec4f& specular);
+
+	void setShininess(float shininess);
+
+	void setLightPosition(const Geom::Vec3f& lp);
+	
+	/// set eye position for VR environement
+	void setEyePosition(const Geom::Vec3f& ep);
+
+	float getAmbiant() const { return m_ambient; }
+
+	const Geom::Vec4f& getSpecular() const { return m_specular; }
+
+	float getShininess() const { return m_shininess; }
+
+	const Geom::Vec3f& getLightPosition() const { return m_lightPos; }
+
+	/**
+	 * set all parameter in on call (one bind also)
+	 */
+	void setParams(float ambient, const Geom::Vec4f& specular, float shininess, const Geom::Vec3f& lightPos);
+
+	unsigned int setAttributePosition(Utils::VBO* vbo);
+
+	unsigned int setAttributeNormal(Utils::VBO* vbo);
+
+	unsigned int setAttributeTexCoord(Utils::VBO* vbo);
+	
+	void setTransformation(Geom::Matrix44f t);
+};
+
+
+#endif /* SHADER_PHONG_TEXTURE__CUST */

include/shaderPhongTexCust.vert

+// ShaderPhongTexCust::vertexShaderText
+
+ATTRIBUTE vec3 VertexPosition;
+ATTRIBUTE vec3 VertexNormal;
+ATTRIBUTE vec2 VertexTexCoord;
+
+uniform mat4 TransformationMatrix;
+uniform mat4 ModelViewProjectionMatrix;
+uniform mat4 ModelViewMatrix;
+uniform mat4 NormalMatrix;
+uniform vec3 lightPosition;
+
+VARYING_VERT vec3 EyeVector, Normal, LightDir;
+VARYING_VERT vec2 texCoord;
+
+#ifdef WITH_EYEPOSITION
+uniform vec3 eyePosition;
+#endif
+
+INVARIANT_POS;
+void main ()
+{
+	Normal = vec3 (NormalMatrix * vec4 (VertexNormal, 0.0));
+ 	vec3 Position = vec3 (ModelViewMatrix * TransformationMatrix *vec4 (VertexPosition, 1.0));
+	LightDir = lightPosition - Position;
+	#ifdef WITH_EYEPOSITION
+		EyeVector = eyePosition-Position;
+	#else
+		EyeVector = -Position;
+	#endif
+	texCoord = VertexTexCoord;
+	gl_Position = ModelViewProjectionMatrix * TransformationMatrix *vec4 (VertexPosition, 1.0);
+}
+

include/viewer.h

@@ -54,10 +54,11 @@
 #include "Utils/pointSprite.h"
 
 #include "shaderCustom.h"
+#include "shaderPhongTexCust.h"
 
 //#define EXPORTING
 //#define ONERING
-#define SHADOWSHELL
+//#define SHADOWSHELL
 
 using namespace CGoGN ;
 
@@ -133,7 +134,8 @@ public:
 
 	Utils::Texture<2,Geom::Vec3uc>* m_textureAgent;
 	Utils::VBO* m_texcoordVBOAgent;
-	ShaderCustomTex* m_shaderTexAgent;
+// 	ShaderCustomTex* m_shaderTexAgent;
+	ShaderPhongTexCust* m_shaderTexAgent;
 	Algo::Surface::Import::OBJModel<PFP2> m_objAgent;
 	unsigned int m_nbIndicesAgent;
 #endif
@@ -173,7 +175,9 @@ public:
 	// ARASH : camera input file
 	std::ifstream cam_input_file;
 	bool cif_exists;
+
 	unsigned int cif_begin, cif_end;
+
 	VEC3 *cif_lookfrom;
 	VEC3 *cif_lookat;
 	VEC3 *cif_upvector;

src/agent.cpp

@@ -21,12 +21,12 @@ float Agent::averageMaxSpeed_ = 2.0f ;
 //float Agent::neighborDist_ = 20.0f ;
 float Agent::neighborDistSq_ = neighborDist_ * neighborDist_ ;
 //float Agent::radius_ = 8.0f ;
-//float Agent::radius_ = 3.0f ;
-float Agent::radius_ = 1.5f ;
+float Agent::radius_ = 3.0f ;
+// float Agent::radius_ = 1.5f ;
 float Agent::timeHorizon_ = 10.0f ;
 //float Agent::timeHorizon_ = 100.0f ;
 float Agent::timeHorizonObst_ = 10.0f ;
-float Agent::range_ = 2*timeHorizonObst_ * averageMaxSpeed_ + radius_ ;
+float Agent::range_ = 4*timeHorizonObst_ * averageMaxSpeed_ + radius_ ;
 float Agent::rangeSq_ = range_ * range_ ;
 
 unsigned int Agent::cptAgent = 0 ;
@@ -123,7 +123,7 @@ void Agent::init(const VEC3& start, const VEC3& goal)
 //		color1=0;
 //		color2 = 1.0f;
 //		}
-	for (unsigned int i=0 ; i<4 ; ++i)
+	for (unsigned int i=0 ; i<SMOOTHING_BUFFER_SIZE ; ++i)
 		meanVelocity_[i].set(0) ;
 
 	agentNeighbors_.reserve(maxNeighbors_ * 2) ;
@@ -506,11 +506,11 @@ void Agent::update()
 #endif
 
 		meanDirection_.set(0) ;
-		for (unsigned int i=0 ; i<4 ; ++i) {
+		for (unsigned int i=0 ; i<SMOOTHING_BUFFER_SIZE ; ++i) {
 			meanDirection_ += meanVelocity_[i] ;
-			meanVelocity_[i] = meanVelocity_[(i+1)%4] ;
+			meanVelocity_[i] = meanVelocity_[(i+1)%SMOOTHING_BUFFER_SIZE] ;
 		}
-		meanVelocity_[3] = velocity_ ;
+		meanVelocity_[SMOOTHING_BUFFER_SIZE-1] = velocity_ ;
 		meanDirection_.normalize() ;
 	}
 
@@ -751,7 +751,7 @@ void Agent::computeNewVelocity()
 	VEC3 normFace = VEC3 (0,0,1);
 #endif
 	double collision_softening_factor;
-	float ag_ambient_damping = 10.0;
+	float ag_ambient_damping = 50.0;
 
 	// double mass_var = 0.95;
 	// double average_mass = 1.0;
@@ -765,7 +765,7 @@ void Agent::computeNewVelocity()
 	double rand = 2.0*drand48()-1.0; // compris entre -1 et 1
 //	double ag_mass = average_mass*(1 + rand*mass_var); // valeurs uniformement réparties entre min et max
 
-	double ag_mass = 50.0;
+	double ag_mass = 200.0;
 	/*
 	rand = 2.0*drand48()-1.0; // compris entre -1 et 1
 	radius_ = average_radius + rand*radius_var; // valeurs uniformement réparties entre min et max
@@ -805,7 +805,7 @@ void Agent::computeNewVelocity()
 		obst_radius_infl = 100.; // scenario 0
 	else
 		obst_radius_infl = 40.; // scenario 1 et 3
-	float force_value;
+	float force_value=0.0;
 	int nobst=0;
 
 
@@ -881,13 +881,14 @@ void Agent::computeNewVelocity()
 	// double fixed_obst_stiffness = 50000.0; // agent-obstacle interaction stiffness
 	double fixed_obst_stiffness = 5000.0; // agent-obstacle interaction stiffness
 	// double fixed_obst_damping = 1.0;  // agent-obstacle interaction damping
-	int fixed_obst_power = 1;           // the power to which elevate the agent-obstacle distance
+	int fixed_obst_power = 4.0;           // the power to which elevate the agent-obstacle distance
 	Obstacle* fixed_obst ;
 
 	for(std::vector<std::pair<float, Obstacle*> >::iterator it = obstacleNeighbors_.begin() ;
 		it != obstacleNeighbors_.end() ;
 		++it)
 	{
+
 		double dist = it->first;
 		// cerr << "nobst=" << nobst << "dist=" << dist << endl;
 		// double effective_range = 50*range_;
@@ -900,29 +901,33 @@ void Agent::computeNewVelocity()
 		}
 
 		fixed_obst=it->second ;
-		if(fixed_obst->mo!=NULL)
-			cerr << "Collision avec limace !!!" << endl;
 		VEC3 p1=fixed_obst->p1 ;
 		VEC3 p2=fixed_obst->p2 ;
+
 		vec=p2-p1;
 		vec.normalize();
 		norm= normFace ^vec;
 		forces -= force_value * norm;
 		// cerr << "obstacles fixes : nobst=" << nobst << " dist=" << dist << " force=" << force_value*norm << endl;
 
+
 		nobst++;
 	}
 
 	//----- forces dues à la répulsion des autres agents -------
 
+
 	double ag_stiffness = 400.0;    // agent-agent interaction stiffness
+
+
 	double ag_damping   = 1.0;     // agent-agent interaction damping
-//	double ag_power = 1;        // the power to which elevate the agent-agent distance
+	double ag_power = 4.0;        // the power to which elevate the agent-agent distance
 
 	rand = 2.0*drand48()-1.0; // compris entre -1 et 1
 	double radius_var = 0.5;
 	double ag_phys_radius_coef = 2.0*(1 + rand*radius_var); // valeurs uniformement réparties entre min et max
 
+
 	unsigned int nbA = 0 ;
 
 	for (std::vector<std::pair<float, Agent*> >::iterator it = agentNeighbors_.begin() ;
@@ -950,8 +955,7 @@ void Agent::computeNewVelocity()
 
 		if(dist < combinedRadius)
 		{
-			// collision_softening_factor = pow(1-dist/combinedRadius,ag_power);
-			collision_softening_factor = 1;
+			collision_softening_factor = pow(1-dist/combinedRadius,ag_power);
 			float force_value = - ag_stiffness*collision_softening_factor*(combinedRadius-dist)
 				- ag_damping * (dist - previous_dist) / sim_->timeStep_;
 

src/env_map.cpp

@@ -262,6 +262,7 @@ void EnvMap::initGL()
 	std::vector<std::string> texturenames;
 
 	std::string dir("./meshRessources/PlaneteRessource/");
+
 	DIR *dp;
 	struct dirent *dirp;
 	if((dp  = opendir(dir.c_str())) == NULL)
@@ -314,6 +315,7 @@ void EnvMap::initGL()
 		position_nmap.push_back(position_Export);
 
 		TraversorV<PFP2::MAP> tV(*nmap);
+
 //		for(Dart d = tV.begin() ; d != tV.end() ; d = tV.next())
 ////		{
 ////			position_Export[d] *= 100.0f;
@@ -321,6 +323,7 @@ void EnvMap::initGL()
 ////		}
 
 
+
 		Geom::BoundingBox<PFP::VEC3> bbTest2 = Algo::Geometry::computeBoundingBox<PFP>(*nmap, position_Export) ;
 		bbTest.addPoint(bbTest2.min());
 		bbTest.addPoint(bbTest2.max());

src/moving_mesh.cpp

@@ -56,22 +56,24 @@ void MovingMesh::initGL()
 	m_texture = new Utils::Texture<2,Geom::Vec3uc>(GL_UNSIGNED_BYTE);
 
 	if (m_texture->load("./meshRessources/limace.png"))
+//	if (m_texture->load("./meshRessources/scenario3/limace_occ.png"))
 			m_texture->update();
 	else
 		std::cout << "problem : loading texture" << std::endl;
 
 	m_texture->setWrapping(GL_CLAMP_TO_EDGE);
 
-	m_shaderTex = new ShaderCustomTex();
+// 	m_shaderTex = new ShaderCustomTex();
+	m_shaderTex = new Utils::ShaderPhongTexture();
 //	m_shaderTex = new Utils::ShaderSimpleTexture();
 	m_shaderTex->setAttributePosition(m_positionVBO);
 	m_shaderTex->setAttributeTexCoord(m_texcoordVBO);
-//	m_shaderTex->setAttributeNormal(m_normalVBO);
+	m_shaderTex->setAttributeNormal(m_normalVBO);
 	m_shaderTex->setTextureUnit(GL_TEXTURE0);
 	m_shaderTex->setTexture(m_texture);
-//	m_shaderTex->setShininess(10.0f);
-//	m_shaderTex->setAmbient(0.1f);
-//	m_shaderTex->setSpecular(Geom::Vec4f(0.5));
+	m_shaderTex->setShininess(0.1f);
+	m_shaderTex->setAmbient(0.5f);
+	m_shaderTex->setSpecular(Geom::Vec4f(0.05));
 
 	glEnable(GL_TEXTURE_2D);
 

src/shaderPhongTexCust.cpp

+/*******************************************************************************
+* CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps  *
+* version 0.1                                                                  *
+* Copyright (C) 2009-2012, IGG Team, LSIIT, University of Strasbourg           *
+*                                                                              *
+* This library is free software; you can redistribute it and/or modify it      *
+* under the terms of the GNU Lesser General Public License as published by the *
+* Free Software Foundation; either version 2.1 of the License, or (at your     *
+* option) any later version.                                                   *
+*                                                                              *
+* This library 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 Lesser General Public License  *
+* for more details.                                                            *
+*                                                                              *
+* You should have received a copy of the GNU Lesser General Public License     *
+* along with this library; if not, write to the Free Software Foundation,      *
+* Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.           *
+*                                                                              *
+* Web site: http://cgogn.unistra.fr/                                           *
+* Contact information: cgogn@unistra.fr                                        *
+*                                                                              *
+*******************************************************************************/
+
+#include <GL/glew.h>
+#include "shaderPhongTexCust.h"
+
+
+#include "shaderPhongTexCust.vert"
+#include "shaderPhongTexCust.frag"
+
+
+ShaderPhongTexCust::ShaderPhongTexCust(bool doubleSided, bool withEyePosition):
+	m_with_eyepos(withEyePosition),
+	m_ambient(0.1f),
+	m_specular(Geom::Vec4f(1.0f,1.0f,1.0f,0.0f)),
+	m_shininess(100.0f),
+	m_lightPos(Geom::Vec3f(10.0f,10.0f,1000.0f)),
+	m_vboPos(NULL),
+	m_vboNormal(NULL),
+	m_vboTexCoord(NULL)
+{
+	m_nameVS = "ShaderPhongTexCust_vs";
+	m_nameFS = "ShaderPhongTexCust_fs";
+
+	// get choose GL defines (2 or 3)
+	// ans compile shaders
+	std::string glxvert(*GLSLShader::DEFINES_GL);
+	if (m_with_eyepos)
+		glxvert.append("#define WITH_EYEPOSITION");
+	glxvert.append(vertexShaderText);
+	std::string glxfrag(*GLSLShader::DEFINES_GL);
+	// Use double sided lighting if set
+	if (doubleSided)
+		glxfrag.append("#define DOUBLE_SIDED\n");
+	glxfrag.append(fragmentShaderText);
+
+	loadShadersFromMemory(glxvert.c_str(), glxfrag.c_str());
+
+	// and get and fill uniforms
+	getLocations();
+	sendParams();
+	
+	Geom::Matrix44f id;
+	id.identity();
+	setTransformation(id);
+}
+
+void ShaderPhongTexCust::getLocations()
+{
+	bind();
+	*m_unif_unit 	  = glGetUniformLocation(this->program_handler(), "textureUnit");	
+	*m_unif_ambient   = glGetUniformLocation(this->program_handler(), "ambientCoef");
+	*m_unif_specular  = glGetUniformLocation(this->program_handler(), "materialSpecular");
+	*m_unif_shininess = glGetUniformLocation(this->program_handler(), "shininess");
+	*m_unif_lightPos  = glGetUniformLocation(this->program_handler(), "lightPosition");
+	if (m_with_eyepos)
+		*m_unif_eyePos  = glGetUniformLocation(this->program_handler(), "eyePosition");
+	unbind();
+}
+
+void ShaderPhongTexCust::sendParams()
+{
+	bind();
+	glUniform1i (*m_unif_unit,m_unit);
+	glUniform1f(*m_unif_ambient,  m_ambient);
+	glUniform4fv(*m_unif_specular, 1, m_specular.data());
+	glUniform1f (*m_unif_shininess,    m_shininess);
+	glUniform3fv(*m_unif_lightPos, 1, m_lightPos.data());
+	if (m_with_eyepos)
+		glUniform3fv(*m_unif_eyePos, 1, m_eyePos.data());
+	unbind();
+}
+
+void ShaderPhongTexCust::setTextureUnit(GLenum texture_unit)
+{
+	bind();
+	int unit = texture_unit - GL_TEXTURE0;
+	glUniform1iARB(*m_unif_unit, unit);
+	m_unit = unit;
+	unbind();
+}
+
+void ShaderPhongTexCust::setTexture(Utils::GTexture* tex)
+{
+	m_tex_ptr = tex;
+}
+
+void ShaderPhongTexCust::activeTexture()
+{
+	glActiveTexture(GL_TEXTURE0 + m_unit);
+	m_tex_ptr->bind();
+}
+