Example usage for org.lwjgl.opengl GL11 glVertex2d

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL11 glVertex2d.

Prototype

public static native void glVertex2d(@NativeType("GLdouble") double x, @NativeType("GLdouble") double y);

Source Link

Document

Double version of #glVertex2f Vertex2f .

Usage

From source file:vengine.VGraphics.java

public void drawLine(double x, double y, double sx, double sy) {
    removeTexture();/*www.j av  a2s.c om*/
    double angle = Math.atan2(y - sy, x - sx);
    GL11.glBegin(GL11.GL_POLYGON);
    GL11.glVertex2d(x - Math.cos(angle - 1.57) * lineSize, y - Math.sin(angle - 1.57) * lineSize);
    GL11.glVertex2d(sx - Math.cos(angle - 1.57) * lineSize, sy - Math.sin(angle - 1.57) * lineSize);
    GL11.glVertex2d(sx + Math.cos(angle - 1.57) * lineSize, sy + Math.sin(angle - 1.57) * lineSize);
    GL11.glVertex2d(x + Math.cos(angle - 1.57) * lineSize, y + Math.sin(angle - 1.57) * lineSize);
    GL11.glEnd();
}

From source file:wrath.test.client.TempWorld.java

License:Open Source License

public void drawWorld() {
    GL11.glBegin(GL11.GL_QUADS);//  ww  w  .  ja  v  a  2 s.  co  m
    for (int x = 0; x < size; x++)
        for (int y = 0; y < size; y++) {
            int id = grid[x][y].id;
            if (id == AIR)
                GL11.glColor4f(0, .3f, .8f, 0);
            else if (id == GRASS)
                GL11.glColor4f(0, .8f, .3f, 0);
            else if (id == STONE)
                GL11.glColor4f(.8f, .8f, .8f, 0);

            GL11.glVertex2d(x * csize - 1, y * csize - 1);
            GL11.glVertex2d(((x * csize) + csize) - 1, y * csize - 1);
            GL11.glVertex2d(((x * csize) + csize) - 1, (y * csize + csize) - 1);
            GL11.glVertex2d(x * csize - 1, (y * csize + csize) - 1);

        }
    GL11.glEnd();

    GL11.glColor4f(1, 1, 1, 0);

    GL11.glBegin(GL11.GL_LINES);
    for (double c : lines) {
        GL11.glVertex2d(c, -1);
        GL11.glVertex2d(c, 1);

        GL11.glVertex2d(-1, c);
        GL11.glVertex2d(1, c);
    }
    GL11.glEnd();

}

From source file:zildo.fwk.gfx.Ortho.java

License:Open Source License

/**
 * Just draw the colored box, without managing glBegin/glEnd
 * /*from   ww  w . j  a v a2 s.  c o m*/
 * @param x
 * @param y
 * @param w
 * @param h
 * @param palColor
 * @param color
 */
public void boxOpti(int x, int y, int p_w, int p_h, int palColor, Vector4f color) {
    Vector4f col = color;
    if (color == null) {
        col = new Vector4f(GFXBasics.getColor(palColor));
        col.scale(1.0f / 256.0f);
    }
    GL11.glColor4f(col.x, col.y, col.z, col.w);
    GL11.glVertex2d(x, y);
    GL11.glVertex2d(x + p_w, y);
    GL11.glVertex2d(x + p_w, y + p_h);
    GL11.glVertex2d(x, y + p_h);
}

From source file:zildo.fwk.gfx.Ortho.java

License:Open Source License

/**
 * Just draw a textured box, without managing glBegin/glEnd
 * /*from w w w  .  j  av a 2  s .  c om*/
 * @param x
 * @param y
 * @param w
 * @param h
 * @param u
 * @param v
 * @param uw
 * @param vh
 */
public void boxTexturedOpti(int x, int y, int p_w, int p_h, float u, float v, float uw, float vh) {
    GL11.glTexCoord2f(u, v);
    GL11.glVertex2d(x, y);
    GL11.glTexCoord2f(u + uw, v);
    GL11.glVertex2d(x + p_w, y);
    GL11.glTexCoord2f(u + uw, v + vh);
    GL11.glVertex2d(x + p_w, y + p_h);
    GL11.glTexCoord2f(u, v + vh);
    GL11.glVertex2d(x, y + p_h);
}

From source file:zildo.platform.opengl.LwjglOrtho.java

License:Open Source License

/**
 * Just draw the colored box, without managing glBegin/glEnd
 * //from   ww  w .  j ava2 s .  c  om
 * @param x
 * @param y
 * @param w
 * @param h
 * @param palColor
 * @param color
 */
@Override
public void boxOpti(int x, int y, int p_w, int p_h, int palColor, Vector4f color) {
    Vector4f col = color;
    if (color == null) {
        col = new Vector4f(GFXBasics.getColor(palColor));
        col.scale(1.0f / 256.0f);
    }
    GL11.glColor4f(col.x, col.y, col.z, col.w);
    GL11.glVertex2d(x, y);
    GL11.glVertex2d(x + p_w, y);
    GL11.glVertex2d(x + p_w, y + p_h);
    GL11.glVertex2d(x, y + p_h);
}

From source file:zildo.platform.opengl.LwjglOrtho.java

License:Open Source License

/**
 * Just draw a textured box, without managing glBegin/glEnd
 * //from ww w .  jav a 2s . c  om
 * @param x
 * @param y
 * @param w
 * @param h
 * @param u
 * @param v
 * @param uw
 * @param vh
 */
@Override
public void boxTexturedOpti(int x, int y, int p_w, int p_h, float u, float v, float uw, float vh) {
    GL11.glTexCoord2f(u, v);
    GL11.glVertex2d(x, y);
    GL11.glTexCoord2f(u + uw, v);
    GL11.glVertex2d(x + p_w, y);
    GL11.glTexCoord2f(u + uw, v + vh);
    GL11.glVertex2d(x + p_w, y + p_h);
    GL11.glTexCoord2f(u, v + vh);
    GL11.glVertex2d(x, y + p_h);
}