C++ (Cpp) Scene::DrawScene示例

示例#1

文件： framework.cpp 项目： MidnightDrifter/CS-541-Intro-Graphics

////////////////////////////////////////////////////////////////////////
// Called by GLUT when the scene needs to be redrawn.
void ReDraw()
{
	float rx =  (scene.width * scene.ry) / (scene.height);

	if (scene.canMove)
	{
		vec3 temp = vec3(scene.eyePos[0] * -1, scene.eyePos[1] * -1, scene.eyePos[2] * -1);
		scene.WorldView = Translate(temp) * Rotate(0, scene.tilt - 90) * Rotate(2, scene.spin);
		//scene.WorldView = Translate(-1*scene.eyePos.x, -1*scene.eyePos.y, -1*scene.eyePos.z) * Rotate(0, scene.tilt - 90)*Rotate(2, scene.spin);
		//scene.WorldView = scene.WorldView * Rotate(2, scene.spin);

		//scene.WorldView = Rotate(2, scene.spin) * Rotate(0, scene.tilt - 90) *  Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z);
		//scene.WorldView = Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z) * Rotate(2, scene.spin) * Rotate(0, scene.tilt - 90);
		//scene.WorldView = Rotate(0, scene.tilt - 90) * Rotate(2, scene.spin) *Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z);
	}
	else
	{
		
		scene.WorldView = Translate(scene.tx, scene.ty, -1 * scene.zoom) * Rotate(0, scene.tilt - 90) * Rotate(2, scene.spin);
		//scene.WorldView = scene.WorldView * Rotate(2, scene.spin);

	//	scene.WorldView = Translate(scene.tx, scene.ty, -1 * scene.zoom);
	//	scene.WorldView = scene.WorldView * Rotate(0, scene.tilt - 90);
//	scene.WorldView = scene.WorldView * Rotate(2, scene.spin);
	}
	scene.WorldProj = Perspective(rx, scene.ry, scene.front, scene.back);


    scene.DrawScene();
    TwDraw();
    glutSwapBuffers();
}

示例#2

文件： main.cpp 项目： ruravi/CS148

void display (void)
{
    /** Create Scene, This will parse the scenefile and start off the rendering process
     */
    
    printf("Display function \n");
    Scene myScene = Scene(scenefile);
    float width = myScene.imgWidth;
    float height = myScene.imgHeight;
    
    glWindowSizeX = width;
    glWindowSizeY = height;
    
    gluOrtho2D(0., glWindowSizeX, 0., glWindowSizeY);
    glViewport(0., 0., glWindowSizeX, glWindowSizeY);
    glutReshapeWindow(glWindowSizeX, glWindowSizeY);
    
    for (float i = 0; i < width; i++) {
        for (float j = 0; j < height; j++) {
            myScene.RenderScene(i, j);
        }
    }
    /* Perform Reflection now after all pixels havebeen rendered */
    
    myScene.DrawScene();
    glutSwapBuffers();
}

示例#3

文件： framework.cpp 项目： MidnightDrifter/CS-541-Intro-Graphics

////////////////////////////////////////////////////////////////////////
// Called by GLUT when the scene needs to be redrawn.
void ReDraw()
{
	float rx =  (scene.width * scene.ry) / (scene.height);

	if (scene.canMove)
	{
		

			if (scene.wDown)
			{
				scene.eyePos += scene.speed*(sin((scene.spin)*PI / 180), cos(scene.spin*PI / 180), 0);
			}
			if (scene.aDown)
			{
				scene.eyePos += scene.speed*((-1 * cos(scene.spin*PI / 180)), sin((scene.spin)*PI / 180), 0);
			}
			if (scene.sDown)
			{
				scene.eyePos -= scene.speed*(sin((scene.spin)*PI / 180), cos(scene.spin*PI / 180), 0);

			}
			if (scene.dDown)
			{
				scene.eyePos -= scene.speed*((-1 * cos(scene.spin*PI / 180)), sin((scene.spin)*PI / 180), 0);
			}
		
			Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z);
		
			scene.WorldView = MAT4();
		//scene.WorldView = makeEyeViewingTransform(scene.view, scene.upVector, scene.w) *Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z);  // *Rotate(0, scene.tilt - 90) * Rotate(2, scene.spin);
			//scene.WorldView = Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z) * makeEyeViewingTransform(scene.view, scene.upVector, scene.w);
		//scene.WorldView = Translate(-1*scene.eyePos.x, -1*scene.eyePos.y, -1*scene.eyePos.z) * Rotate(0, scene.tilt - 90)*Rotate(2, scene.spin);
		//scene.WorldView = scene.WorldView * Rotate(2, scene.spin);

		//scene.WorldView = Rotate(2, scene.spin) * Rotate(0, scene.tilt - 90) *  Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z);
		//scene.WorldView = Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z) * Rotate(2, scene.spin) * Rotate(0, scene.tilt - 90);
		//scene.WorldView = Rotate(0, scene.tilt - 90) * Rotate(2, scene.spin) *Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z);



	}
	else
	{
		scene.WorldView = Translate(scene.tx, scene.ty, -1 * scene.zoom) * Rotate(0, scene.tilt - 90) * Rotate(2, scene.spin);
		//scene.WorldView = scene.WorldView * Rotate(2, scene.spin);

	//	scene.WorldView = Translate(scene.tx, scene.ty, -1 * scene.zoom);
	//	scene.WorldView = scene.WorldView * Rotate(0, scene.tilt - 90);
//	scene.WorldView = scene.WorldView * Rotate(2, scene.spin);
	}
	scene.WorldProj = Perspective(rx, scene.ry, scene.front, scene.back);


    scene.DrawScene();
    TwDraw();
    glutSwapBuffers();
}

示例#4

文件： framework.cpp 项目： MidnightDrifter/CS541FrameworkMostRecent

////////////////////////////////////////////////////////////////////////
// Called by GLUT when the scene needs to be redrawn.
void ReDraw()
{
	float rx =  (scene.width * scene.ry) / (scene.height);

	if (scene.canMove)
	{

		//vec3 temp = (scene.eyePos);

			if (scene.wDown)
			{//Stare at these for a little bit, THIS CLOSE
				//scene.eyePos += scene.speed*vec3(sin((scene.spin)*PI / 180), cos(scene.spin*PI / 180), 0);
				x -= speed*sin((scene.spin)*PI / 180);
				y -= speed *cos((scene.spin)*PI / 180);
			}

			if (scene.aDown)
			{
				//scene.eyePos -= scene.speed*vec3(cos((scene.spin)*PI / 180), -1 * sin((scene.spin)*PI / 180), 0.0);

				x +=speed*  cos(scene.spin*PI / 180);
				y += speed*-1*sin(scene.spin*PI / 180);
			}
			if (scene.sDown)
			{
				//scene.eyePos = scene.eyePos - scene.speed*vec3(sin((scene.spin)*PI / 180), cos(scene.spin*PI / 180), 0);
				x += speed*sin(scene.spin*PI / 180);
				y += speed*cos(scene.spin*PI / 180);
			}
			if (scene.dDown)
			{
				//scene.eyePos = scene.eyePos + scene.speed*vec3(( cos(scene.spin*PI / 180)), -1*sin((scene.spin)*PI / 180), 0);
				x -= speed * cos(scene.spin*PI / 180);
				y -= speed*-1*sin(scene.spin*PI / 180);
			}

			//Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z);

			//scene.WorldView = MAT4();
		//scene.WorldView = makeEyeViewingTransform(scene.view, scene.upVector, scene.w) *Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z);  // *Rotate(0, scene.tilt - 90) * Rotate(2, scene.spin);
			//scene.WorldView = Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z) * makeEyeViewingTransform(scene.view, scene.upVector, scene.w);
		//scene.WorldView = Translate(-1*scene.eyePos.x, -1*scene.eyePos.y, -1*scene.eyePos.z) * Rotate(0, scene.tilt - 90)*Rotate(2, scene.spin);
		//scene.WorldView = scene.WorldView * Rotate(2, scene.spin);

		//scene.WorldView = Rotate(2, scene.spin) * Rotate(0, scene.tilt - 90) *  Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyp ePos.z);
		//scene.WorldView = Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z) * Rotate(2, scene.spin) * Rotate(0, scene.tilt - 90);
		//scene.WorldView = Rotate(0, scene.tilt - 90) * Rotate(2, scene.spin) *Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z);

			//scene.WorldView = makeEyeViewingTransform(scene.eyePos, scene.upVector, scene.w) * Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z); //* Rotate(0, scene.tilt-90) * Rotate(2, scene.spin);

			//scene.WorldView = Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z) *  makeEyeViewingTransform(scene.eyePos, scene.upVector, scene.w);
			//scene.WorldView = makeEyeViewingTransform(scene.eyePos, scene.upVector, scene.w) * Translate(-1 * scene.eyePos.x, -1 * scene.eyePos.y, -1 * scene.eyePos.z);

			//scene.WorldView = Translate(-1 * scene.eyePos[0], -1 * scene.eyePos[1], -1 * scene.eyePos[2]) * Rotate(0, scene.tilt - 90) * Rotate(2, scene.spin);
			scene.WorldView = Rotate(0, scene.tilt - 90)*  Rotate(2, scene.spin) * Translate(-scene.eyePos.x + x, -scene.eyePos.y + y, -scene.eyePos.z);//*Translate(-scene.eyePos.x + x, -scene.eyePos.y + y, -scene.eyePos.z);//Translate((-1 * x   + scene.tx), (-1*y +scene.ty), (-1*z+(-1*scene.zoom)));

	}
	else
	{

		//scene.translate = Translate(scene.tx, scene.ty, -1 * scene.zoom);
		scene.WorldView = ( Translate(scene.tx, scene.ty, -1*scene.zoom)) * Rotate(0, scene.tilt - 90) * Rotate(2, scene.spin);
		//scene.WorldView = scene.WorldView * Rotate(2, scene.spin);

	//	scene.WorldView = Translate(scene.tx, scene.ty, -1 * scene.zoom);
	//	scene.WorldView = scene.WorldView * Rotate(0, scene.tilt - 90);
//	scene.WorldView = scene.WorldView * Rotate(2, scene.spin);
	}


	scene.WorldProj = Perspective(rx, scene.ry, scene.front, scene.back);


    scene.DrawScene();
    TwDraw();
    glutSwapBuffers();
}