polycode-engine/Core/Contents/Source/PolyGLES1Renderer.cpp

/*
 *  PolyGLES1Renderer.cpp
 *  Poly
 *
 *  Created by Ivan Safrin on 2/1/10.
 *  Copyright 2010 Ivan Safrin. All rights reserved.
 *
 */


#include "PolyGLES1Renderer.h"

using namespace Polycode;

OpenGLES1Renderer::OpenGLES1Renderer() : Renderer() {	
	nearPlane = 0.1f;
	farPlane = 1000.0f;
	
	glGenFramebuffersOES(1, &defaultFramebuffer);
	glGenRenderbuffersOES(1, &colorRenderbuffer);
	glBindFramebufferOES(GL_FRAMEBUFFER_OES, defaultFramebuffer);
	glBindRenderbufferOES(GL_RENDERBUFFER_OES, colorRenderbuffer);
	glFramebufferRenderbufferOES(GL_FRAMEBUFFER_OES, GL_COLOR_ATTACHMENT0_OES, GL_RENDERBUFFER_OES, colorRenderbuffer);
	
}

void OpenGLES1Renderer::Resize(int xRes, int yRes) {
	this->xRes = xRes;
	this->yRes = yRes;
	glClearColor(clearColor.r, clearColor.g, clearColor.b, clearColor.a);
	glClearDepthf(1.0f);
	
    glMatrixMode(GL_PROJECTION);
    glLoadIdentity();
	gluPerspective(fov,(GLfloat)xRes/(GLfloat)yRes,nearPlane,farPlane);
	glViewport(0, 0, xRes, yRes);
	glScissor(0, 0, xRes, yRes);
	
	glMatrixMode(GL_MODELVIEW);
	glLineWidth(1);
	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
	
	glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
	glEnable(GL_BLEND);
	glShadeModel(GL_SMOOTH);
	glDepthFunc( GL_LEQUAL );
	
	glEnable(GL_DEPTH_TEST);
	
	glLineWidth(1.0f);
	
	glEnable(GL_LINE_SMOOTH);
	
	GLint numBuffers = 0;
//	glGetIntegerv(GL_MAX_DRAW_BUFFERS, &numBuffers);	
}

void OpenGLES1Renderer::enableAlphaTest(bool val) {
	if(val) {
		glAlphaFunc ( GL_GREATER, 0.01) ;
		glEnable ( GL_ALPHA_TEST ) ;		
	} else {
		glDisable( GL_ALPHA_TEST ) ;
	}
}

void OpenGLES1Renderer::setLineSmooth(bool val) {
	if(val)
		glEnable(GL_LINE_SMOOTH);
	else
		glDisable(GL_LINE_SMOOTH);
}

void OpenGLES1Renderer::setFOV(Number fov) {
	this->fov = fov;
	glMatrixMode(GL_PROJECTION);
	glLoadIdentity();
	gluPerspective(fov,(GLfloat)xRes/(GLfloat)yRes,nearPlane,farPlane);	
	glViewport(0, 0, xRes, yRes);
	glScissor(0, 0, xRes, yRes);
	glMatrixMode(GL_MODELVIEW);	
}

void OpenGLES1Renderer::setViewportSize(int w, int h, Number fov) {
	glMatrixMode(GL_PROJECTION);
	glLoadIdentity();
	gluPerspective(fov,(GLfloat)w/(GLfloat)h,nearPlane,farPlane);
	glViewport(0, 0, w, h);
	glScissor(0, 0, w, h);
	glMatrixMode(GL_MODELVIEW);
}

Vector3 OpenGLES1Renderer::Unproject(Number x, Number y) {
	Vector3 coords;
	GLfloat wx, wy, wz;
	GLfloat cx, cy, cz;
	
	GLfloat mv[16];
	glGetFloatv( GL_MODELVIEW_MATRIX, mv );
	
	GLfloat proj[16];
	glGetFloatv( GL_PROJECTION_MATRIX, proj );
	
	GLint vp[4];
	glGetIntegerv( GL_VIEWPORT, vp );
	
	wx = ( Number ) x;
	wy = ( Number ) vp[3] - ( Number ) y;
	glReadPixels( x, wy, 1, 1, GL_DEPTH_COMPONENT16_OES, GL_FLOAT, &wz );
	
	gluUnProject((GLdouble)wx, (GLdouble)wy, (GLdouble)wz, (GLdouble*)mv, (GLdouble*)proj, vp, (GLdouble*)&cx, (GLdouble*)&cy, (GLdouble*)&cz );
	
	coords = Vector3( cx, cy, cz );
	
	return coords;
	
}

bool OpenGLES1Renderer::test2DCoordinate(Number x, Number y, Poly::Polygon *poly, const Matrix4 &matrix, bool billboardMode) {
	GLfloat nearPlane[3],farPlane[3];
	
	GLfloat mv[16];
	Matrix4 camInverse = cameraMatrix.inverse();	
	Matrix4 cmv;
	cmv.identity();
	cmv = cmv * camInverse;
	
	for(int i=0; i < 16; i++) {
		mv[i] = cmv.ml[i];
	}
	
	GLint vp[4];
	glGetIntegerv( GL_VIEWPORT, vp );
	
	gluUnProject((GLdouble)x, (GLdouble)yRes - y, 0.0, (GLdouble*)mv, (GLdouble*)sceneProjectionMatrix, vp, (GLdouble*)&nearPlane[0], (GLdouble*)&nearPlane[1], (GLdouble*)&nearPlane[2]);
	gluUnProject((GLdouble)x, (GLdouble)yRes - y, 1.0, (GLdouble*)mv, (GLdouble*)sceneProjectionMatrix, vp,  (GLdouble*)&farPlane[0], (GLdouble*)&farPlane[1], (GLdouble*)&farPlane[2]);
	
	Vector3 nearVec(nearPlane[0], nearPlane[1], nearPlane[2]);
	Vector3 farVec(farPlane[0], farPlane[1], farPlane[2]);
	
	Vector3 dirVec = farVec - nearVec;	
	dirVec.Normalize();
	
	Vector3 hitPoint;
	
	Matrix4 fullMatrix = matrix;
	
	if(poly->getVertexCount() == 3) {
		return rayTriangleIntersect(Vector3(0,0,0), dirVec, fullMatrix * (*poly->getVertex(0)), fullMatrix  * (*poly->getVertex(1)), fullMatrix *  (*poly->getVertex(2)), &hitPoint);
	} else if(poly->getVertexCount() == 4) {
		return (rayTriangleIntersect(Vector3(0,0,0), dirVec, fullMatrix * (*poly->getVertex(2)), fullMatrix  * (*poly->getVertex(1)), fullMatrix *  (*poly->getVertex(0)), &hitPoint) ||
				rayTriangleIntersect(Vector3(0,0,0), dirVec, fullMatrix * (*poly->getVertex(0)), fullMatrix  * (*poly->getVertex(3)), fullMatrix *  (*poly->getVertex(2)), &hitPoint));
	} else {
		return false;
	}
}

void OpenGLES1Renderer::enableDepthTest(bool val) {
	//	if(val)
	//		glEnable(GL_DEPTH_TEST);
	//	else
	//		glDisable(GL_DEPTH_TEST);
	if(val)
		glDepthMask(GL_TRUE);
	else
		glDepthMask(GL_FALSE);
	
}

void OpenGLES1Renderer::setModelviewMatrix(Matrix4 m) {
	glLoadMatrixf(m.ml);
}

void OpenGLES1Renderer::multModelviewMatrix(Matrix4 m) {
	//	glMatrixMode(GL_MODELVIEW);
	glMultMatrixf(m.ml);
}

void OpenGLES1Renderer::enableLighting(bool enable) {
	lightingEnabled = enable;
}

void OpenGLES1Renderer::setLineSize(Number lineSize) {
	glLineWidth(lineSize);
}

void OpenGLES1Renderer::createVertexBufferForMesh(Mesh *mesh) {
//	OpenGLVertexBuffer *buffer = new OpenGLVertexBuffer(mesh);
//	mesh->setVertexBuffer(buffer);
}

void OpenGLES1Renderer::drawVertexBuffer(VertexBuffer *buffer) {
	/*
	OpenGLVertexBuffer *glVertexBuffer = (OpenGLVertexBuffer*)buffer;
	
	glEnableClientState(GL_VERTEX_ARRAY);		
	glEnableClientState(GL_TEXTURE_COORD_ARRAY);
	glEnableClientState(GL_NORMAL_ARRAY);	
	//	glEnableClientState(GL_COLOR_ARRAY);		
	
	//	glBindBufferARB( GL_ARRAY_BUFFER_ARB, glVertexBuffer->getColorBufferID());
	//	glTexCoordPointer( 4, GL_FLOAT, 0, (char *) NULL );	
	glBindBufferARB( GL_ARRAY_BUFFER_ARB, glVertexBuffer->getVertexBufferID());
	glVertexPointer( 3, GL_FLOAT, 0, (char *) NULL );	
	glBindBufferARB( GL_ARRAY_BUFFER_ARB, glVertexBuffer->getNormalBufferID());
	glNormalPointer(GL_FLOAT, 0, (char *) NULL );			
	glBindBufferARB( GL_ARRAY_BUFFER_ARB, glVertexBuffer->getTextCoordBufferID());
	glTexCoordPointer( 2, GL_FLOAT, 0, (char *) NULL );
	
	glDrawArrays( GL_TRIANGLES, 0, buffer->getVertexCount() );
	
	glDisableClientState( GL_VERTEX_ARRAY);	
	glDisableClientState( GL_TEXTURE_COORD_ARRAY );		
	glDisableClientState( GL_NORMAL_ARRAY );
	//	glDisableClientState( GL_COLOR_ARRAY );	
	 */
}

void OpenGLES1Renderer::enableFog(bool enable) {
	if(enable)
		glEnable(GL_FOG);
	else {
		glDisable(GL_FOG);
		glClearColor(clearColor.r, clearColor.g, clearColor.b, clearColor.a);
	}
}

void OpenGLES1Renderer::setBlendingMode(int blendingMode) {
	switch(blendingMode) {
		case BLEND_MODE_NORMAL:
			glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
			break;
		case BLEND_MODE_LIGHTEN:
			glBlendFunc (GL_SRC_ALPHA, GL_ONE);
			break;
		case BLEND_MODE_COLOR:
			glBlendFunc (GL_DST_COLOR, GL_ONE);
			break;
		default:
			glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
			break;
	}
	glEnable(GL_BLEND);
}

Matrix4 OpenGLES1Renderer::getProjectionMatrix() {
	Number m[16];
	glGetFloatv( GL_PROJECTION_MATRIX, m);
	return Matrix4(m);
}

Matrix4 OpenGLES1Renderer::getModelviewMatrix() {
	Number m[16];
    glGetFloatv( GL_MODELVIEW_MATRIX, m);
	return Matrix4(m);
}

void OpenGLES1Renderer::renderZBufferToTexture(Texture *targetTexture) {
	//	OpenGLES1Texture *glTexture = (OpenGLES1Texture*)targetTexture;
	//	glBindTexture (GL_TEXTURE_2D, glTexture->getTextureID());
	//	glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH_COMPONENT, 0, 0, targetTexture->getWidth(), targetTexture->getHeight(), 0);	
}

void OpenGLES1Renderer::renderToTexture(Texture *targetTexture) {
	OpenGLES1Texture *glTexture = (OpenGLES1Texture*)targetTexture;
	glBindTexture (GL_TEXTURE_2D, glTexture->getTextureID());
	glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 0, 0, targetTexture->getWidth(), targetTexture->getHeight(), 0);	
	
}

void OpenGLES1Renderer::setFogProperties(int fogMode, Color color, Number density, Number startDepth, Number endDepth) {
	switch(fogMode) {
		case FOG_LINEAR:
			glFogx(GL_FOG_MODE, GL_LINEAR);
			break;
		case FOG_EXP:
			glFogx(GL_FOG_MODE, GL_EXP);
			break;
		case FOG_EXP2:
			glFogx(GL_FOG_MODE, GL_EXP2);
			break;
		default:
			glFogx(GL_FOG_MODE, GL_LINEAR);
			break;
	}
	
	GLfloat fogColor[4]= {color.r, color.g, color.b, color.a};
	glFogfv(GL_FOG_COLOR, fogColor);
	glFogf(GL_FOG_DENSITY, density);
	glHint(GL_FOG_HINT, GL_DONT_CARE);
	glFogf(GL_FOG_START, startDepth);
	glFogf(GL_FOG_END, endDepth);
	glClearColor(color.r, color.g, color.b, color.a);
}

void OpenGLES1Renderer::setOrthoMode() {
	setBlendingMode(BLEND_MODE_NORMAL);
	if(!orthoMode) {
		glDisable(GL_LIGHTING);
		glMatrixMode(GL_PROJECTION);
		glDisable(GL_CULL_FACE);
		glPushMatrix();
		glLoadIdentity();
		glOrthox(0.0f,xRes,yRes,0,-1.0f,1.0f);
		//		glOrtho(0.0f,2500.0f,2500.0f,0,-1.0f,1.0f);
		orthoMode = true;
	}
	glMatrixMode(GL_MODELVIEW);	
	glLoadIdentity();
}

void OpenGLES1Renderer::enableBackfaceCulling(bool val) {
	if(val)
		glEnable(GL_CULL_FACE);
	else
		glDisable(GL_CULL_FACE);
}

void OpenGLES1Renderer::setPerspectiveMode() {
	setBlendingMode(BLEND_MODE_NORMAL);
	if(orthoMode) {
		if(lightingEnabled) {
		}
		glEnable (GL_DEPTH_TEST);
		glEnable(GL_CULL_FACE);
		glMatrixMode( GL_PROJECTION );
		glPopMatrix();
		glMatrixMode( GL_MODELVIEW );
		orthoMode = false;
	}
	glLoadIdentity();
	
	glGetFloatv( GL_PROJECTION_MATRIX, sceneProjectionMatrix);
	currentTexture = NULL;
}

void OpenGLES1Renderer::BeginRender() {
	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
	glLoadIdentity();
	currentTexture = NULL;
}

void OpenGLES1Renderer::setClearColor(Number r, Number g, Number b) {
	clearColor.setColor(r,g,b,1.0f);	
	glClearColor(r,g,b,0.0f);
}

void OpenGLES1Renderer::translate3D(Vector3 *position) {
	glTranslatef(position->x, position->y, position->z);
}

void OpenGLES1Renderer::translate3D(Number x, Number y, Number z) {
	glTranslatef(x, y, z);
}

void OpenGLES1Renderer::scale3D(Vector3 *scale) {
	glScalef(scale->x, scale->y, scale->z);
}

void OpenGLES1Renderer::bindFrameBufferTexture(Texture *texture) {
	/*
	if(currentFrameBufferTexture) {
		previousFrameBufferTexture = currentFrameBufferTexture;
	}
	OpenGLES1Texture *glTexture = (OpenGLES1Texture*)texture;
	
	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, glTexture->getFrameBufferID());
	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
	
	currentFrameBufferTexture = texture;
	 */
}

void OpenGLES1Renderer::unbindFramebuffers() {
	/*
	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);	
	currentFrameBufferTexture = NULL;
	if(previousFrameBufferTexture) {
		bindFrameBufferTexture(previousFrameBufferTexture);
		previousFrameBufferTexture = NULL;
	}
	 */
}


void OpenGLES1Renderer::createRenderTextures(Texture **colorBuffer, Texture **depthBuffer, int width, int height) {
	/*
	Logger::log("generating fbo textures %d %d\n", colorBuffer, depthBuffer);	
	
	GLuint depthTexture,colorTexture;
	GLenum status;
	GLuint frameBufferID;
	
	glGenFramebuffersEXT(1, &frameBufferID);   
	
	glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, frameBufferID);     	
	glGenTextures(1,&colorTexture);
	glBindTexture(GL_TEXTURE_2D,colorTexture);
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);	
	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
	
	glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_2D, colorTexture, 0);
	
	status = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
	if(status == GL_FRAMEBUFFER_COMPLETE_EXT) {
		Logger::log("color fbo generation successful\n");
	} else {
		Logger::log("color fbo generation failed\n");	
	}
	
	if(colorBuffer) {
		OpenGLES1Texture *colorBufferTexture = new OpenGLES1Texture(width, height);
		colorBufferTexture->setGLInfo(colorTexture, frameBufferID);
		*colorBuffer = ((Texture*)colorBufferTexture);
	}
	
	if(depthBuffer) {
		glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, frameBufferID);     
		glGenTextures(1,&depthTexture);
		glBindTexture(GL_TEXTURE_2D,depthTexture);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
		glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
		glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
		
		//	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_COMPARE_MODE,GL_COMPARE_R_TO_TEXTURE);
		//	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_COMPARE_FUNC, GL_LEQUAL);	
		glTexParameteri(GL_TEXTURE_2D, GL_DEPTH_TEXTURE_MODE, GL_LUMINANCE);	
		
		glTexImage2D(GL_TEXTURE_2D,0,GL_DEPTH_COMPONENT,width,height,0,GL_DEPTH_COMPONENT,GL_UNSIGNED_BYTE,0);
		
		glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_2D, depthTexture, 0);
		
		status = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
		
		if(status == GL_FRAMEBUFFER_COMPLETE_EXT) {
			Logger::log("depth fbo generation successful\n");
		} else {
			Logger::log("depth fbo generation failed\n");	
		}
		
		OpenGLES1Texture *depthBufferTexture = new OpenGLES1Texture(width, height);
		depthBufferTexture->setGLInfo(depthTexture, frameBufferID);	
		*depthBuffer = ((Texture*)depthBufferTexture);		
	}
	
    glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
*/
}

Texture *OpenGLES1Renderer::createFramebufferTexture(unsigned int width, unsigned int height) {
	OpenGLES1Texture *newTexture = new OpenGLES1Texture(width, height);	
	return newTexture;
}

Cubemap *OpenGLES1Renderer::createCubemap(Texture *t0, Texture *t1, Texture *t2, Texture *t3, Texture *t4, Texture *t5) {
//	OpenGLCubemap *newCubemap = new OpenGLCubemap(t0,t1,t2,t3,t4,t5);
//	return newCubemap;
	return NULL;
}

Texture *OpenGLES1Renderer::createTexture(unsigned int width, unsigned int height, char *textureData, bool clamp, int type) {
	OpenGLES1Texture *newTexture = new OpenGLES1Texture(width, height, textureData, clamp, textureFilteringMode);	
	return newTexture;
}

void OpenGLES1Renderer::clearScreen() {
	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
}

void OpenGLES1Renderer::applyMaterial(Material *material,  ShaderBinding *localOptions,unsigned int shaderIndex) {
	if(!material->getShader(shaderIndex) || !shadersEnabled) {
		setTexture(NULL);
		return;
	}
	
	FixedShaderBinding *fBinding;
	
	switch(material->getShader(shaderIndex)->getType()) {
		case Shader::FIXED_SHADER:
			//			FixedShader *fShader = (FixedShader*)material->getShader();
			fBinding = (FixedShaderBinding*)material->getShaderBinding(shaderIndex);
			setTexture(fBinding->getDiffuseTexture());
			//			setTexture(fShader->getDiffuseTexture());
			break;
		case Shader::CG_SHADER:		
			break;
	}
}

void OpenGLES1Renderer::clearShader() {
	currentMaterial = NULL;
}

void OpenGLES1Renderer::setTexture(Texture *texture) {
	if(texture == NULL) {
		glDisable(GL_TEXTURE_2D);
		return;
	}
	
	if(renderMode == RENDER_MODE_NORMAL) {
		glEnable (GL_TEXTURE_2D);
		if(currentTexture != texture) {			
			OpenGLES1Texture *glTexture = (OpenGLES1Texture*)texture;
			glBindTexture (GL_TEXTURE_2D, glTexture->getTextureID());
		}
	} else {
		glDisable(GL_TEXTURE_2D);
	}
	
	currentTexture = texture;
}

void OpenGLES1Renderer::beginRenderOperation(int meshType) {
	/*
	switch(meshType) {
		case Mesh::TRI_MESH:
			switch(renderMode) {
				case RENDER_MODE_NORMAL:
					Begin(GL_TRIANGLES);
					break;
				case RENDER_MODE_WIREFRAME:
					glBegin(GL_LINE_LOOP);
					break;
			}
			break;
		case Mesh::TRIFAN_MESH:
			switch(renderMode) {
				case RENDER_MODE_NORMAL:
					glBegin(GL_TRIANGLE_FAN);
					break;
				case RENDER_MODE_WIREFRAME:
					glBegin(GL_LINE_LOOP);
					break;
			}
			break;
		case Mesh::QUAD_MESH:
			switch(renderMode) {
				case RENDER_MODE_NORMAL:
					glBegin(GL_QUADS);
					break;
				case RENDER_MODE_WIREFRAME:
					glBegin(GL_LINE_LOOP);
					break;
			}
			break;
		case Mesh::LINE_MESH:
			glBegin(GL_LINES);
			break;			
	}
	 */
}

void OpenGLES1Renderer::pushMatrix() {
	glPushMatrix();
}

void OpenGLES1Renderer::popMatrix() {
	glPopMatrix();
}


void OpenGLES1Renderer::endRenderOperation() {
//	glEnd();
}

void OpenGLES1Renderer::draw3DPolygon(Poly::Polygon *polygon) {
	unsigned int vCount = polygon->getVertexCount();
	for(int i=0; i < vCount; i++) {
		if(polygon->usesFaceUV())
			draw3DVertex(polygon->getVertex(i), polygon->getTexCoord(i));			
		else
			draw3DVertex(polygon->getVertex(i), NULL);
	}
}

void OpenGLES1Renderer::draw3DVertex2UV(Vertex *vertex, Vector2 *faceUV1, Vector2 *faceUV2) {
	/*
	if(vertex->useVertexColor)
		glColor4f(vertex->vertexColor.r, vertex->vertexColor.g, vertex->vertexColor.b, vertex->vertexColor.a);
	
	if(currentTexture || currentMaterial) {
		glMultiTexCoord4x(GL_TEXTURE0, faceUV1->x, faceUV1->y,0,0);
		glMultiTexCoord4x(GL_TEXTURE1, faceUV2->x, faceUV2->y,0,0);
	}
	
	//	glNormal3f(vertex->normal->x, vertex->normal->y, vertex->normal->z);
	glVertex3f(vertex->x, vertex->y, vertex->z);
	 */
}

void OpenGLES1Renderer::setNormal(const Vector3 &normal) {
	glNormal3f(normal.x, normal.y, normal.z);	
}

void OpenGLES1Renderer::draw3DVertex(Vertex *vertex, Vector2 *faceUV) {
	/*
	if(vertex->useVertexColor)
		glColor4f(vertex->vertexColor.r, vertex->vertexColor.g, vertex->vertexColor.b, vertex->vertexColor.a);
	
	if(currentTexture || currentMaterial) {
		if(faceUV != NULL)
			glTexCoord2f(faceUV->x, faceUV->y);
		else
			glTexCoord2f(vertex->getTexCoord()->x, vertex->getTexCoord()->y);
	}
	
	//	glNormal3f(vertex->normal->x, vertex->normal->y, vertex->normal->z);
	glVertex3f(vertex->x, vertex->y, vertex->z);
	 */
}

void OpenGLES1Renderer::drawScreenQuad(Number qx, Number qy) {
	/*
	setOrthoMode();
	
	Number xscale = qx/((Number)getXRes()) * 2.0f;
	Number yscale = qy/((Number)getYRes()) * 2.0f;
	
	glBegin(GL_QUADS);
	glColor4f(1.0f,1.0f,1.0f,1.0f);
	
	glTexCoord2f(0.0f, 1.0f);
	glVertex2f(-1, -1+(1.0f*yscale));
	
	glTexCoord2f(0.0f, 0.0f);
	glVertex2f(-1.0f, -1.0f);
	
	glTexCoord2f(1.0f, 0.0f);
	glVertex2f(-1+(1.0f*xscale), -1.0f);
	
	glTexCoord2f(1.0f, 1.0f);
	glVertex2f(-1+(1.0f*xscale), -1+(1.0f*yscale));
	glEnd();
	setPerspectiveMode();
	 */
}

void OpenGLES1Renderer::draw2DVertex(Vertex *vertex) {
	/*
	//	glColor4f(0,0,0,0);
	if(vertex->useVertexColor)
		glColor4f(vertex->vertexColor.r, vertex->vertexColor.g, vertex->vertexColor.b, vertex->vertexColor.a);
	if(currentTexture)
		glTexCoord2f(vertex->getTexCoord()->x+currentTexture->getScrollOffsetX(), vertex->getTexCoord()->y+currentTexture->getScrollOffsetY());
	glVertex2f(vertex->x, vertex->y);
	 */
}

void OpenGLES1Renderer::draw3DLine(Vector3 origin, Vector3 direction, Number length, Color color)  {
	/*
	glColor4f(color.r,color.g,color.b,color.a);	
	//	glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
	glVertex3f(origin.x, origin.y, origin.z);
	
	Vector3 lineEnd = origin + (direction * length);
	glVertex3f(lineEnd.x, lineEnd.y, lineEnd.z);
	 */
}

void OpenGLES1Renderer::translate2D(Number x, Number y) {
	glTranslatef(x, y, 0.0f);
}

void OpenGLES1Renderer::scale2D(Vector2 *scale) {
	glScalef(scale->x, scale->y, 1.0f);
}

void OpenGLES1Renderer::loadIdentity() {
	setBlendingMode(BLEND_MODE_NORMAL);
	glMatrixMode(GL_MODELVIEW);
	glLoadIdentity();
}

void OpenGLES1Renderer::rotate2D(Number angle) {
	glRotatef(angle, 0.0f, 0.0f, 1.0f);
}

void OpenGLES1Renderer::setVertexColor(Number r, Number g, Number b, Number a) {
	glColor4f(r,g,b,a);
}

void OpenGLES1Renderer::draw2DPolygon(Poly::Polygon *polygon) {
	unsigned int vCount = polygon->getVertexCount();
	for(int i=0; i < vCount; i++) {
		draw2DVertex(polygon->getVertex(i));
	}
}

void OpenGLES1Renderer::EndRender() {
}

OpenGLES1Renderer::~OpenGLES1Renderer() {
	
}