public void poly(Coord... c) {
st.set(cur2d);
apply();
gl.glBegin(GL2.GL_POLYGON);
for (Coord vc : c) vertex(vc);
gl.glEnd();
checkerr();
}
private void create(GOut g) {
BGL gl = g.gl;
t = new TexOb(g);
gl.glBindTexture(GL.GL_TEXTURE_CUBE_MAP, t);
gl.glTexParameteri(GL.GL_TEXTURE_CUBE_MAP, GL.GL_TEXTURE_MIN_FILTER, GL.GL_NEAREST);
gl.glTexParameteri(GL.GL_TEXTURE_CUBE_MAP, GL.GL_TEXTURE_MAG_FILTER, GL.GL_NEAREST);
fill(g);
checkerr(gl);
}
public void line(Coord c1, Coord c2, double w) {
st.set(cur2d);
apply();
gl.glLineWidth((float) w);
gl.glBegin(GL.GL_LINES);
vertex(c1);
vertex(c2);
gl.glEnd();
checkerr();
}
public void frect(Coord c1, Coord c2, Coord c3, Coord c4) {
st.set(cur2d);
apply();
gl.glBegin(GL2.GL_QUADS);
vertex(c1);
vertex(c2);
vertex(c3);
vertex(c4);
gl.glEnd();
checkerr();
}
public void rect(Coord ul, Coord sz) {
st.set(cur2d);
apply();
gl.glLineWidth(1);
gl.glBegin(GL.GL_LINE_LOOP);
vertex(ul.x + 0.5f, ul.y + 0.5f);
vertex(ul.x + sz.x - 0.5f, ul.y + 0.5f);
vertex(ul.x + sz.x - 0.5f, ul.y + sz.y - 0.5f);
vertex(ul.x + 0.5f, ul.y + sz.y - 0.5f);
gl.glEnd();
checkerr();
}
public void fellipse(Coord c, Coord r, int a1, int a2) {
st.set(cur2d);
apply();
gl.glBegin(GL.GL_TRIANGLE_FAN);
vertex(c);
for (int i = a1; i <= a2; i += 5) {
double a = (i * Math.PI * 2) / 360.0;
vertex(c.add((int) (Math.cos(a) * r.x), -(int) (Math.sin(a) * r.y)));
}
gl.glEnd();
checkerr();
}
public void prect(Coord c, Coord ul, Coord br, double a) {
st.set(cur2d);
apply();
gl.glEnable(GL2.GL_POLYGON_SMOOTH);
gl.glBegin(GL.GL_TRIANGLE_FAN);
vertex(c);
vertex(c.add(0, ul.y));
double p2 = Math.PI / 2;
all:
{
float tc;
tc = (float) (Math.tan(a) * -ul.y);
if ((a > p2) || (tc > br.x)) {
vertex(c.x + br.x, c.y + ul.y);
} else {
vertex(c.x + tc, c.y + ul.y);
break all;
}
tc = (float) (Math.tan(a - (Math.PI / 2)) * br.x);
if ((a > p2 * 2) || (tc > br.y)) {
vertex(c.x + br.x, c.y + br.y);
} else {
vertex(c.x + br.x, c.y + tc);
break all;
}
tc = (float) (-Math.tan(a - Math.PI) * br.y);
if ((a > p2 * 3) || (tc < ul.x)) {
vertex(c.x + ul.x, c.y + br.y);
} else {
vertex(c.x + tc, c.y + br.y);
break all;
}
tc = (float) (-Math.tan(a - (3 * Math.PI / 2)) * -ul.x);
if ((a > p2 * 4) || (tc < ul.y)) {
vertex(c.x + ul.x, c.y + ul.y);
} else {
vertex(c.x + ul.x, c.y + tc);
break all;
}
tc = (float) (Math.tan(a) * -ul.y);
vertex(c.x + tc, c.y + ul.y);
}
gl.glEnd();
gl.glDisable(GL2.GL_POLYGON_SMOOTH);
checkerr();
}
public void getimage(final Coord ul, final Coord sz, final Callback<BufferedImage> cb) {
gl.bglSubmit(
new BGL.Request() {
public void run(GL2 gl) {
byte[] buf = new byte[sz.x * sz.y * 4];
gl.glReadPixels(
ul.x + tx.x,
root.sz.y - ul.y - sz.y - tx.y,
sz.x,
sz.y,
GL.GL_RGBA,
GL2.GL_UNSIGNED_BYTE,
ByteBuffer.wrap(buf));
checkerr();
for (int y = 0; y < sz.y / 2; y++) {
int to = y * sz.x * 4, bo = (sz.y - y - 1) * sz.x * 4;
for (int o = 0; o < sz.x * 4; o++, to++, bo++) {
byte t = buf[to];
buf[to] = buf[bo];
buf[bo] = t;
}
}
WritableRaster raster =
Raster.createInterleavedRaster(
new DataBufferByte(buf, buf.length),
sz.x,
sz.y,
4 * sz.x,
4,
new int[] {0, 1, 2, 3},
null);
cb.done(new BufferedImage(TexI.glcm, raster, false, null));
}
});
}
public void frect(Coord ul, Coord sz) {
ul = tx.add(ul);
Coord br = ul.add(sz);
if (ul.x < this.ul.x) ul.x = this.ul.x;
if (ul.y < this.ul.y) ul.y = this.ul.y;
if (br.x > this.ul.x + this.sz.x) br.x = this.ul.x + this.sz.x;
if (br.y > this.ul.y + this.sz.y) br.y = this.ul.y + this.sz.y;
if ((ul.x >= br.x) || (ul.y >= br.y)) return;
st.set(cur2d);
apply();
gl.glBegin(GL2.GL_QUADS);
gl.glVertex2i(ul.x, ul.y);
gl.glVertex2i(br.x, ul.y);
gl.glVertex2i(br.x, br.y);
gl.glVertex2i(ul.x, br.y);
gl.glEnd();
checkerr();
}
public void poly2(Object... c) {
st.set(cur2d);
st.put(States.color, States.vertexcolor);
apply();
gl.glBegin(GL2.GL_POLYGON);
for (int i = 0; i < c.length; i += 2) {
Coord vc = (Coord) c[i];
Color col = (Color) c[i + 1];
gl.glColor4f(
(col.getRed() / 255.0f),
(col.getGreen() / 255.0f),
(col.getBlue() / 255.0f),
(col.getAlpha() / 255.0f));
vertex(vc);
}
gl.glEnd();
checkerr();
}
protected void fill(GOut g) {
BGL gl = g.gl;
Coord dim = new Coord(tdim, tdim);
for (int i = 0; i < order.length; i++) {
ByteBuffer data =
ByteBuffer.wrap(
TexI.convert(back, dim, new Coord(order[i][0] * tdim, order[i][1] * tdim), dim));
gl.glTexImage2D(
GL.GL_TEXTURE_CUBE_MAP_POSITIVE_X + i,
0,
GL.GL_RGBA,
tdim,
tdim,
0,
GL.GL_RGBA,
GL.GL_UNSIGNED_BYTE,
data);
}
}
public void ftexrect(Coord ul, Coord sz, GLState s, float tl, float tt, float tr, float tb) {
ul = tx.add(ul);
Coord br = ul.add(sz);
Coord ult = new Coord(0, 0);
Coord brt = new Coord(sz);
if (ul.x < this.ul.x) {
ult.x += this.ul.x - ul.x;
ul.x = this.ul.x;
}
if (ul.y < this.ul.y) {
ult.y += this.ul.y - ul.y;
ul.y = this.ul.y;
}
if (br.x > this.ul.x + this.sz.x) {
brt.x -= br.x - (this.ul.x + this.sz.x);
br.x = this.ul.x + this.sz.x;
}
if (br.y > this.ul.y + this.sz.y) {
brt.y -= br.y - (this.ul.y + this.sz.y);
br.y = this.ul.y + this.sz.y;
}
if ((ul.x >= br.x) || (ul.y >= br.y)) return;
st.set(cur2d);
state(s);
apply();
float l = tl + ((tr - tl) * ((float) ult.x) / ((float) sz.x));
float t = tt + ((tb - tt) * ((float) ult.y) / ((float) sz.y));
float r = tl + ((tr - tl) * ((float) brt.x) / ((float) sz.x));
float b = tt + ((tb - tt) * ((float) brt.y) / ((float) sz.y));
gl.glBegin(GL2.GL_QUADS);
gl.glTexCoord2f(l, b);
gl.glVertex2i(ul.x, ul.y);
gl.glTexCoord2f(r, b);
gl.glVertex2i(br.x, ul.y);
gl.glTexCoord2f(r, t);
gl.glVertex2i(br.x, br.y);
gl.glTexCoord2f(l, t);
gl.glVertex2i(ul.x, br.y);
gl.glEnd();
checkerr();
}
public void getpixel(final Coord c, final Callback<Color> cb) {
gl.bglSubmit(
new BGL.Request() {
public void run(GL2 gl) {
byte[] buf = new byte[4];
gl.glReadPixels(
c.x + tx.x,
root.sz.y - c.y - tx.y,
1,
1,
GL.GL_RGBA,
GL2.GL_UNSIGNED_BYTE,
ByteBuffer.wrap(buf));
checkerr();
cb.done(new Color(((int) buf[0]) & 0xff, ((int) buf[1]) & 0xff, ((int) buf[2]) & 0xff));
}
});
}
public void vertex(float x, float y) {
gl.glVertex2f(x + tx.x, y + tx.y);
}
public void vertex(Coord c) {
gl.glVertex2i(c.x + tx.x, c.y + tx.y);
}
public static void checkerr(BGL gl) {
gl.bglCheckErr();
}
