/*
* Initialize z-buffer, projection matrix, light source, and lighting model.
* Do not specify a material property here.
*/
public void init(GLAutoDrawable drawable) {
GL2 gl = drawable.getGL().getGL2();
glut = new GLUT();
//
float position[] = {0.0f, 3.0f, 3.0f, 0.0f};
float local_view[] = {0.0f};
gl.glEnable(GL.GL_DEPTH_TEST);
gl.glDepthFunc(GL.GL_LESS);
gl.glLightfv(GL2.GL_LIGHT0, GL2.GL_POSITION, position, 0);
gl.glLightModelfv(GL2.GL_LIGHT_MODEL_LOCAL_VIEWER, local_view, 0);
gl.glFrontFace(GL.GL_CW);
gl.glEnable(GL2.GL_LIGHTING);
gl.glEnable(GL2.GL_LIGHT0);
gl.glEnable(GL2.GL_AUTO_NORMAL);
gl.glEnable(GL2.GL_NORMALIZE);
gl.glEnable(GL2.GL_FOG);
{
float fogColor[] = {0.5f, 0.5f, 0.5f, 1.0f};
fogMode = GL2.GL_EXP;
gl.glFogi(GL2.GL_FOG_MODE, fogMode);
gl.glFogfv(GL2.GL_FOG_COLOR, fogColor, 0);
gl.glFogf(GL2.GL_FOG_DENSITY, 0.35f);
gl.glHint(GL2.GL_FOG_HINT, GL.GL_DONT_CARE);
gl.glClearColor(0.5f, 0.5f, 0.5f, 1.0f);
}
}
public void init(GLAutoDrawable drawable) {
drawable.setGL(new DebugGL2(drawable.getGL().getGL2()));
final GL2 gl = drawable.getGL().getGL2();
// drawable.getGL().getGL2();
gl.glViewport(0, 0, SCREENW, SCREENH);
// Clear color buffer with black
// gl.glClearColor(1.0f, 0.5f, 1.0f, 1.0f);
gl.glClearColor(.0f, .0f, .0f, 1.0f);
gl.glClearDepth(1.0f);
gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
gl.glEnable(GL2.GL_DEPTH_TEST);
gl.glPixelStorei(GL.GL_UNPACK_ALIGNMENT, 1);
gl.glCreateShader(GL2GL3.GL_VERTEX_SHADER);
shader.init(gl);
int programName = shader.getID();
gl.glBindAttribLocation(programName, Object3D.VERTEXPOSITION, "inposition");
gl.glBindAttribLocation(programName, Object3D.VERTEXCOLOR, "incolor");
gl.glBindAttribLocation(programName, Object3D.VERTEXNORMAL, "innormal");
gl.glBindAttribLocation(programName, Object3D.VERTEXTEXCOORD0, "intexcoord0");
shader.link(gl);
uniformMat = gl.glGetUniformLocation(programName, "mat");
uniformLight = gl.glGetUniformLocation(programName, "lightdir");
gl.glUseProgram(programName);
gl.glUniform3f(uniformLight, 0f, 10f, -10f);
obj.init(gl, mats, programName);
gl.glUseProgram(0);
}
public void init(GLAutoDrawable drawable) {
GL2 gl = drawable.getGL().getGL2();
glu = new GLU();
//
gl.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
gl.glShadeModel(GL2.GL_SMOOTH);
setupPointers(gl);
}
@Override
public void init(GLAutoDrawable glDrawable) {
GL2 gl = glDrawable.getGL().getGL2();
gl.glShadeModel(GLLightingFunc.GL_SMOOTH);
gl.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
gl.glClearDepth(1.0f);
gl.glEnable(GL.GL_DEPTH_TEST);
gl.glDepthFunc(GL.GL_LEQUAL);
gl.glHint(GL2ES1.GL_PERSPECTIVE_CORRECTION_HINT, GL.GL_NICEST);
}
/**
* Called back immediately after the OpenGL context is initialized. Can be used to perform
* one-time initialization. Run only once.
*/
@Override
public void init(GLAutoDrawable drawable) {
GL2 gl = drawable.getGL().getGL2(); // get the OpenGL graphics context
glu = new GLU(); // get GL Utilities
gl.glClearColor(0.0f, 0.0f, 0.0f, 0.0f); // set background (clear) color
gl.glClearDepth(1.0f); // set clear depth value to farthest
// Do not enable depth test
// gl.glEnable(GL_DEPTH_TEST); // enables depth testing
// gl.glDepthFunc(GL_LEQUAL); // the type of depth test to do
gl.glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); // best perspective correction
gl.glShadeModel(GL_SMOOTH); // blends colors nicely, and smoothes out lighting
// Load the texture image
try {
// Use URL so that can read from JAR and disk file.
BufferedImage image = ImageIO.read(this.getClass().getResource(textureFileName));
// Create a OpenGL Texture object
texture = AWTTextureIO.newTexture(GLProfile.getDefault(), image, false);
// Use linear filter if image is larger than the original texture
gl.glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
// Use linear filter if image is smaller than the original texture
gl.glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
} catch (GLException | IOException e) {
e.printStackTrace();
}
// Texture image flips vertically. Shall use TextureCoords class to retrieve
// the top, bottom, left and right coordinates, instead of using 0.0f and 1.0f.
TextureCoords textureCoords = texture.getImageTexCoords();
textureCoordTop = textureCoords.top();
textureCoordBottom = textureCoords.bottom();
textureCoordLeft = textureCoords.left();
textureCoordRight = textureCoords.right();
// Enable the texture
texture.enable(gl);
texture.bind(gl);
// gl.glEnable(GL_TEXTURE_2D);
// Enable blending
gl.glEnable(GL_BLEND);
gl.glBlendFunc(GL_SRC_ALPHA, GL_ONE);
// Allocate the stars
for (int i = 0; i < stars.length; i++) {
stars[i] = new Star();
// Linearly distributed according to the star number
stars[i].distance = ((float) i / numStars) * 5.0f;
}
}
public void init(GLAutoDrawable drawable) {
GL2 gl = drawable.getGL().getGL2();
glut = new GLUT();
//
gl.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
makeStripeImage();
gl.glPixelStorei(GL.GL_UNPACK_ALIGNMENT, 1);
gl.glGenTextures(1, texName, 0);
gl.glBindTexture(GL2.GL_TEXTURE_1D, texName[0]);
gl.glTexParameterf(GL2.GL_TEXTURE_1D, GL2.GL_TEXTURE_WRAP_S, GL2.GL_REPEAT);
gl.glTexParameterf(
GL2.GL_TEXTURE_1D, //
GL2.GL_TEXTURE_MAG_FILTER,
GL.GL_LINEAR);
gl.glTexParameterf(
GL2.GL_TEXTURE_1D, //
GL2.GL_TEXTURE_MIN_FILTER,
GL.GL_LINEAR);
gl.glTexImage1D(
GL2.GL_TEXTURE_1D,
0,
GL2.GL_RGBA,
stripeImageWidth, //
0,
GL2.GL_RGB,
GL.GL_UNSIGNED_BYTE,
stripeImageBuf);
gl.glTexEnvf(GL2.GL_TEXTURE_ENV, GL2.GL_TEXTURE_ENV_MODE, GL2.GL_MODULATE);
currentCoeff = xequalzero;
currentGenMode = GL2.GL_OBJECT_LINEAR;
currentPlane = GL2.GL_OBJECT_PLANE;
gl.glTexGeni(GL2.GL_S, GL2.GL_TEXTURE_GEN_MODE, GL2.GL_OBJECT_LINEAR);
gl.glTexGendv(GL2.GL_S, GL2.GL_OBJECT_PLANE, currentCoeff, 0);
// gl.glEnable(GL.GL_DEPTH_TEST);
gl.glDepthFunc(GL.GL_LESS);
gl.glEnable(GL2.GL_TEXTURE_GEN_S);
gl.glEnable(GL2.GL_TEXTURE_1D);
gl.glEnable(GL.GL_CULL_FACE);
gl.glEnable(GL2.GL_LIGHTING);
gl.glEnable(GL2.GL_LIGHT0);
gl.glEnable(GL2.GL_AUTO_NORMAL);
gl.glEnable(GL2.GL_NORMALIZE);
gl.glFrontFace(GL.GL_CW);
gl.glCullFace(GL.GL_BACK);
gl.glMaterialf(GL.GL_FRONT, GL2.GL_SHININESS, 64.0f);
}
@Override
public void init(GLAutoDrawable drawable) {
GL2 gl = (GL2) drawable.getGL();
GLUgl2 glu = new GLUgl2();
if (!gl.isExtensionAvailable("GL_ARB_vertex_buffer_object"))
System.out.println("Error: VBO support is missing");
gl.glShadeModel(GL2.GL_SMOOTH);
gl.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
gl.glClearDepth(1.0f);
gl.glEnable(GL2.GL_DEPTH_TEST);
gl.glDepthFunc(GL2.GL_LEQUAL);
gl.glHint(GL2.GL_PERSPECTIVE_CORRECTION_HINT, GL2.GL_NICEST);
game = new Game(gl, glu, input);
}
/*
* Initialize fog
*/
public void init(GLAutoDrawable drawable) {
GL2 gl = drawable.getGL().getGL2();
glu = new GLU();
//
float fogColor[] = {0.0f, 0.25f, 0.25f, 1.0f};
f1 = 1.0f;
f2 = 5.0f;
f3 = 10.0f;
gl.glEnable(GL2.GL_FOG);
gl.glFogi(GL2.GL_FOG_MODE, GL2.GL_EXP);
gl.glFogfv(GL2.GL_FOG_COLOR, fogColor, 0);
gl.glFogf(GL2.GL_FOG_DENSITY, 0.25f);
gl.glHint(GL2.GL_FOG_HINT, GL.GL_DONT_CARE);
gl.glFogi(GL2.GL_FOG_COORDINATE_SOURCE, GL2.GL_FOG_COORDINATE);
gl.glClearColor(0.0f, 0.25f, 0.25f, 1.0f); /* fog color */
}
@Override
public void init(GLAutoDrawable glAutoDrawable) {
gl = glAutoDrawable.getGL().getGL2();
glu = new GLU();
glut = new GLUT();
gl.glClearColor(0.549f, 0.675f, 0.227f, 0.0f);
gl.glMatrixMode(GL2.GL_PROJECTION);
gl.glLoadIdentity();
glu.gluOrtho2D(left, right, bottom, top);
gl.glViewport((int) bottom, (int) left, (int) top, (int) right);
gl.glMatrixMode(GL2.GL_MODELVIEW);
gl.glColor3f(.357f, .184f, .478f);
maxFrames = 50 * ifsFiles.size() + 1000;
base = gl.glGenLists(maxFrames);
currentDrawList = base;
ifsfile = "CS371/assignments/assignment02/tri.ifs";
loadifs();
}
public void draw() {
// Clear GL state
gl.glDisable(GL_LIGHTING);
gl.glDisable(GL_DEPTH);
gl.glMatrixMode(GL_MODELVIEW);
gl.glPushMatrix();
gl.glLoadIdentity();
gl.glMatrixMode(GL_PROJECTION);
gl.glPushMatrix();
gl.glLoadIdentity();
gl.glClearColor(0.8f, 0.2f, 0.2f, 1.0f);
gl.glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
gl.glPointSize(1.0f);
// Set the viewport
glu.gluOrtho2D(xMin, xMax, yMin, yMax);
gl.glBegin(GL_POINTS);
for (int x = (int) (xMin); x < xMax; x++)
for (int y = (int) (yMin); y < yMax; y++) {
gl.glColor3d(viewPort[x][y].r, viewPort[x][y].g, viewPort[x][y].b);
gl.glVertex2d(x + 0.5, y + 0.5);
}
gl.glEnd();
// Restore state
gl.glMatrixMode(GL_MODELVIEW);
gl.glPopMatrix();
gl.glMatrixMode(GL_PROJECTION);
gl.glPopMatrix();
gl.glEnable(GL_LIGHTING);
gl.glEnable(GL_DEPTH);
}
public void init(GLAutoDrawable drawable) {
GL2 gl = drawable.getGL().getGL2();
glu = new GLU();
/*
* jogl specific addition for tessellation
*/
tessellCallBack tessCallback = new tessellCallBack(gl, glu);
//
double rect[][] =
new double[][] { // [4][3] in C; reverse here
{50.0, 50.0, 0.0}, {200.0, 50.0, 0.0}, {200.0, 200.0, 0.0}, {50.0, 200.0, 0.0}
};
double tri[][] =
new double[][] { // [3][3]
{75.0, 75.0, 0.0}, {125.0, 175.0, 0.0}, {175.0, 75.0, 0.0}
};
double star[][] =
new double[][] { // [5][6]; 6x5 in java
{250.0, 50.0, 0.0, 1.0, 0.0, 1.0},
{325.0, 200.0, 0.0, 1.0, 1.0, 0.0},
{400.0, 50.0, 0.0, 0.0, 1.0, 1.0},
{250.0, 150.0, 0.0, 1.0, 0.0, 0.0},
{400.0, 150.0, 0.0, 0.0, 1.0, 0.0}
};
gl.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
startList = gl.glGenLists(2);
GLUtessellator tobj = glu.gluNewTess();
glu.gluTessCallback(tobj, GLU.GLU_TESS_VERTEX, tessCallback); // glVertex3dv);
glu.gluTessCallback(tobj, GLU.GLU_TESS_BEGIN, tessCallback); // beginCallback);
glu.gluTessCallback(tobj, GLU.GLU_TESS_END, tessCallback); // endCallback);
glu.gluTessCallback(tobj, GLU.GLU_TESS_ERROR, tessCallback); // errorCallback);
/* rectangle with triangular hole inside */
gl.glNewList(startList, GL2.GL_COMPILE);
gl.glShadeModel(GL2.GL_FLAT);
glu.gluTessBeginPolygon(tobj, null);
glu.gluTessBeginContour(tobj);
glu.gluTessVertex(tobj, rect[0], 0, rect[0]);
glu.gluTessVertex(tobj, rect[1], 0, rect[1]);
glu.gluTessVertex(tobj, rect[2], 0, rect[2]);
glu.gluTessVertex(tobj, rect[3], 0, rect[3]);
glu.gluTessEndContour(tobj);
glu.gluTessBeginContour(tobj);
glu.gluTessVertex(tobj, tri[0], 0, tri[0]);
glu.gluTessVertex(tobj, tri[1], 0, tri[1]);
glu.gluTessVertex(tobj, tri[2], 0, tri[2]);
glu.gluTessEndContour(tobj);
glu.gluTessEndPolygon(tobj);
gl.glEndList();
glu.gluTessCallback(tobj, GLU.GLU_TESS_VERTEX, tessCallback); // vertexCallback);
glu.gluTessCallback(tobj, GLU.GLU_TESS_BEGIN, tessCallback); // beginCallback);
glu.gluTessCallback(tobj, GLU.GLU_TESS_END, tessCallback); // endCallback);
glu.gluTessCallback(tobj, GLU.GLU_TESS_ERROR, tessCallback); // errorCallback);
glu.gluTessCallback(tobj, GLU.GLU_TESS_COMBINE, tessCallback); // combineCallback);
/* smooth shaded, self-intersecting star */
gl.glNewList(startList + 1, GL2.GL_COMPILE);
gl.glShadeModel(GL2.GL_SMOOTH);
glu.gluTessProperty(
tobj, //
GLU.GLU_TESS_WINDING_RULE, //
GLU.GLU_TESS_WINDING_POSITIVE);
glu.gluTessBeginPolygon(tobj, null);
glu.gluTessBeginContour(tobj);
glu.gluTessVertex(tobj, star[0], 0, star[0]);
glu.gluTessVertex(tobj, star[1], 0, star[1]);
glu.gluTessVertex(tobj, star[2], 0, star[2]);
glu.gluTessVertex(tobj, star[3], 0, star[3]);
glu.gluTessVertex(tobj, star[4], 0, star[4]);
glu.gluTessEndContour(tobj);
glu.gluTessEndPolygon(tobj);
gl.glEndList();
glu.gluDeleteTess(tobj);
}
