Example usage for org.lwjgl.opengl GL11 glBegin

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL11 glBegin.

Prototype

public static native void glBegin(@NativeType("GLenum") int mode);

Source Link

Document

Begins the definition of vertex attributes of a sequence of primitives to be transferred to the GL.

Usage

From source file:fr.def.iss.vd2.lib_v3d.element.V3DLine.java

License:Open Source License

@Override
protected void doDisplay(I3dCamera camera) {

    GL11.glLineWidth(thickness);//from   w  ww  . jav a2 s. c  o m

    GL11.glEnable(GL11.GL_LINE_STIPPLE);
    GL11.glLineStipple(stippleFactor, stipplePattern);

    GL11.glBegin(GL11.GL_LINES);

    GL11.glVertex3d(locationA.x, locationA.y, locationA.z);
    GL11.glVertex3d(locationB.x, locationB.y, locationB.z);

    GL11.glEnd();

    GL11.glDisable(GL11.GL_LINE_STIPPLE);
}

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From source file:fr.def.iss.vd2.lib_v3d.element.V3DPoint.java

License:Open Source License

@Override
protected void doDisplay(I3dCamera camera) {

    GL11.glPointSize(size);

    GL11.glBegin(GL11.GL_POINTS);

    GL11.glVertex3d(0, 0, 0);

    GL11.glEnd();

}

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From source file:fr.def.iss.vd2.lib_v3d.element.V3DPolygon.java

License:Open Source License

private void displayPlainPolygon() {
    if (needCompute) {
        // TODO repair
        //computePolygon();
        needCompute = false;/*from  ww  w .  j a  v a 2 s . com*/
    }

    for (int i = 0; i < vertexTypeList.size(); i++) {

        List<double[]> vertexList = vertexListList.get(i);

        GL11.glBegin(vertexTypeList.get(i));
        for (double[] vertex : vertexList) {
            GL11.glVertex3d(vertex[0], vertex[1], 0);
        }
        GL11.glEnd();

    }
}

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From source file:fr.def.iss.vd2.lib_v3d.element.V3DPolygon.java

License:Open Source License

private void displaySolidPolygon() {
    GL11.glLineWidth(thickness);//from ww  w  . j a  v  a 2 s. c  o m

    GL11.glBegin(GL11.GL_LINES);

    for (int j = 0; j < pointListList.size(); j++) {
        List<V3DVect3> pointList = pointListList.get(j);

        for (int i = 0; i < pointList.size(); i++) {
            if (i == 0) {
                drawLine(pointList.get(pointList.size() - 1), pointList.get(i));
            } else {
                drawLine(pointList.get(i - 1), pointList.get(i));
            }

        }
    }

    GL11.glEnd();
}

---

From source file:fr.def.iss.vd2.lib_v3d.element.V3DPolygonWalls.java

License:Open Source License

@Override
protected void doDisplay(I3dCamera camera) {

    if (renderMode == RenderMode.PLAIN) {

        GL11.glEnable(GL11.GL_LIGHTING);
        GL11.glBegin(GL11.GL_QUADS);

        for (int i = 0; i < pointList.size(); i++) {
            if (i == 0) {
                drawQuad(pointList.get(pointList.size() - 1), pointList.get(i));
            } else {
                drawQuad(pointList.get(i - 1), pointList.get(i));
            }/*from w  w w. j  av  a2s. com*/
        }
        GL11.glEnd();
        GL11.glDisable(GL11.GL_LIGHTING);
    }
    if (renderMode == RenderMode.SOLID) {

        GL11.glLineWidth(thickness);
        GL11.glBegin(GL11.GL_LINES);

        for (V3DVect3 point : pointList) {
            float z0 = -height / 2;
            float z1 = height / 2;
            GL11.glVertex3d(point.x, point.y, z1);
            GL11.glVertex3d(point.x, point.y, z0);
        }
        GL11.glEnd();
    }
}

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From source file:fr.def.iss.vd2.lib_v3d.element.V3DRectangle.java

License:Open Source License

@Override
protected void doDisplay(I3dCamera camera) {
    float x0 = -size.x / 2;
    float y0 = -size.y / 2;
    float x1 = size.x / 2;
    float y1 = size.y / 2;

    GL11.glLineWidth(thickness);// w w w  .  j  a  v  a  2 s  .co  m

    if (renderMode == RenderMode.SOLID) {
        GL11.glEnable(GL11.GL_LINE_STIPPLE);
        GL11.glLineStipple(stippleFactor, stipplePattern);

        GL11.glBegin(GL11.GL_LINE_LOOP);

        GL11.glVertex3d(x0, y1, 0);
        GL11.glVertex3d(x0, y0, 0);
        GL11.glVertex3d(x1, y0, 0);
        GL11.glVertex3d(x1, y1, 0);

        GL11.glEnd();

        GL11.glDisable(GL11.GL_LINE_STIPPLE);
    } else {
        GL11.glBegin(GL11.GL_QUADS);

        GL11.glVertex3d(x0, y1, 0);
        GL11.glVertex3d(x0, y0, 0);
        GL11.glVertex3d(x1, y0, 0);
        GL11.glVertex3d(x1, y1, 0);

        GL11.glEnd();
    }
}

---

From source file:fr.def.iss.vd2.lib_v3d.element.V3DSprite.java

License:Open Source License

@Override
protected void doDisplay(V3DCamera camera) {

    if (!enableColor) {
        GL11.glPushAttrib(GL11.GL_CURRENT_BIT);
        GL11.glColor4f(1, 1, 1, opacity);
    }/*from  w  ww .ja  va2s  .  c om*/

    GL11.glEnable(GL11.GL_TEXTURE_2D);

    GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
    GL11.glTexEnvf(GL11.GL_TEXTURE_ENV, GL11.GL_TEXTURE_ENV_MODE, GL11.GL_MODULATE);

    GL11.glAlphaFunc(GL11.GL_GREATER, 0.1f);
    GL11.glEnable(GL11.GL_ALPHA_TEST);

    if (disableRotation) {
        camera.disableRotation();
    }

    float w = 0.5f * size.x * image.getWidth();
    float h = 0.5f * size.y * image.getHeight();

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texture.getID());
    GL11.glBegin(GL11.GL_QUADS);
    GL11.glTexCoord2f(0.0f, 0.0f);
    GL11.glVertex3f(-w, -h, 0.0f);
    GL11.glTexCoord2f(1.0f, 0.0f);
    GL11.glVertex3f(w, -h, 0.0f);
    GL11.glTexCoord2f(1.0f, 1.0f);
    GL11.glVertex3f(w, h, 0.0f);
    GL11.glTexCoord2f(0.0f, 1.0f);
    GL11.glVertex3f(-w, h, 0.0f);
    GL11.glEnd();

    if (disableRotation) {
        camera.enableRotation();
    }

    GL11.glDisable(GL11.GL_ALPHA_TEST);
    GL11.glDisable(GL11.GL_TEXTURE_2D);

    if (!enableColor) {
        GL11.glPopAttrib();
    }
}

---

From source file:fr.def.iss.vd2.lib_v3d.element.V3DTriangle.java

License:Open Source License

@Override
protected void doDisplay(I3dCamera camera) {
    float x0 = -size.x / 2;
    float y0 = -size.y / 2;
    float x1 = size.x / 2;
    float y1 = size.y / 2;

    GL11.glLineWidth(thickness);/*from w  w w .java2s  .c  om*/

    if (renderMode == RenderMode.SOLID) {
        GL11.glEnable(GL11.GL_LINE_STIPPLE);
        GL11.glLineStipple(stippleFactor, stipplePattern);

        GL11.glBegin(GL11.GL_LINE_LOOP);

        GL11.glVertex3d(x0, y1, 0);
        GL11.glVertex3d((x1 + x0) / 2, y0, 0);
        GL11.glVertex3d(x1, y1, 0);

        GL11.glEnd();

        GL11.glDisable(GL11.GL_LINE_STIPPLE);
    } else {
        GL11.glBegin(GL11.GL_TRIANGLES);

        GL11.glVertex3d(x0, y1, 0);
        GL11.glVertex3d((x1 + x0) / 2, y0, 0);
        GL11.glVertex3d(x1, y1, 0);

        GL11.glEnd();
    }
}

---

From source file:fr.def.iss.vd2.lib_v3d.element.V3DTube.java

License:Open Source License

@Override
protected void doDisplay(I3dCamera camera) {

    if (renderMode == RenderMode.PLAIN) {

        GL11.glEnable(GL11.GL_LIGHTING);
        GL11.glBegin(GL11.GL_QUADS);

        for (int i = 0; i < pointList.size(); i++) {
            if (i == 0) {
                drawQuad(pointList.get(pointList.size() - 1), pointList.get(i));
            } else {
                drawQuad(pointList.get(i - 1), pointList.get(i));
            }//from   w  ww  . j a v  a2  s  .  c om
        }
        GL11.glEnd();
        GL11.glDisable(GL11.GL_LIGHTING);
    }
    if (renderMode == RenderMode.SOLID) {

        GL11.glLineWidth(thickness);
        GL11.glBegin(GL11.GL_LINES);

        for (V3DVect3 point : pointList) {
            float z0 = -height / 2;
            float z1 = height / 2;
            GL11.glVertex3d(point.x, point.y, z1);
            GL11.glVertex3d(point.x, point.y, z0);
        }
        GL11.glEnd();
    }
    /* Dessine des normales sur les sommets en gradients de couleurs
    GL11.glLineWidth(thickness);
    GL11.glEnable(GL11.GL_LINE_STIPPLE);
    GL11.GLLineStipple(1, (short) 0xFFFF);
    GL11.glPushAttrib(GL11.GL_COLOR);
    GL11.glBegin(GL11.GL_LINES);
            
    for (int i = 0; i < pointList.size(); i++) {
    drawNorm(  pointList.get(i), radius * 0.6f);
    }
    GL11.glPopAttrib();
    GL11.glEnd();
    GL11.glDisable(GL11.GL_LINE_STIPPLE); */
}

---

From source file:fr.def.iss.vd2.lib_v3d.V3DCanvas.java

License:Open Source License

/**
 * The only method that you should implement by yourself.
 *
 * @see javax.media.openGL11.GLEventListener#display(javax.media.openGL11.GLAutoDrawable)
 *///from   w w  w. ja va 2 s.  com
public void display() {

    GL11.glClear(GL11.GL_ACCUM_BUFFER_BIT);

    for (V3DCameraBinding binding : cameraList) {

        GL11.glViewport(binding.x, binding.y, binding.width, binding.height);

        //Clean Background
        I3dColor color = binding.camera.getBackgroundColor();
        GL11.glClearColor(color.r, color.g, color.b, color.a);

        GL11.glScissor(binding.x, binding.y, binding.width, binding.height);
        GL11.glEnable(GL11.GL_SCISSOR_TEST);
        if (color.a == 1.0f) {
            GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
        } else {
            GL11.glMatrixMode(GL11.GL_PROJECTION);
            GL11.glLoadIdentity();
            GL11.glMatrixMode(GL11.GL_MODELVIEW);
            GL11.glLoadIdentity();
            GL11.glOrtho(0, binding.width, 0, binding.height, -2000.0, 2000.0);

            GL11.glDisable(GL11.GL_DEPTH_TEST);
            GL11.glColor4f(color.r, color.g, color.b, color.a);
            GL11.glBegin(GL11.GL_QUADS);
            GL11.glVertex3f(0, 0, 0);
            GL11.glVertex3f(binding.width, 0, 0);
            GL11.glVertex3f(binding.width, binding.height, 0);
            GL11.glVertex3f(0, binding.height, 0);
            GL11.glEnd();
            GL11.glEnable(GL11.GL_DEPTH_TEST);
            GL11.glClear(GL11.GL_DEPTH_BUFFER_BIT);
        }
        GL11.glDisable(GL11.GL_SCISSOR_TEST);

        binding.camera.display(binding.width, binding.height);

        GL11.glDisable(GL11.GL_DEPTH_TEST);
        //            binding.getGui().display();
        GL11.glEnable(GL11.GL_DEPTH_TEST);

        if (select && binding == focusCamera) {
            GL11.glMatrixMode(GL11.GL_PROJECTION);
            GL11.glLoadIdentity();
            //glu.gluPerspective(45.0f, h, 0.1, 2000.0);
            GL11.glMatrixMode(GL11.GL_MODELVIEW);
            GL11.glLoadIdentity();
            binding.camera.select(mouseX, mouseY);
            context.setMouseOverCameraBinding(binding);
        }
    }
    GL11.glFlush();
    select = false;
}

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