Example usage for org.lwjgl.opengl GL11 glEnd

Introduction

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

Prototype

public static native void glEnd();

Source Link

Document

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

Usage

From source file:com.samrj.devil.graphics.GraphicsUtil.java

public static void drawCircle(Vec2 pos, float radius, int segments, int mode) {
    float dt = 8.0f / segments;
    GL11.glBegin(mode);/*from   w  ww  .  jav  a2 s  .  co  m*/
    for (float t = 0.0f; t < 8.0f; t += dt)
        glVertex(Util.squareDir(t).normalize().mult(radius).add(pos));
    GL11.glEnd();
}

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From source file:com.samrj.devil.ui.Font.java

License:Open Source License

public void draw(String text, Vec2 pos, Vec2 align) {
    pos = new Vec2(pos.x, pos.y - cellHeight);
    align = new Vec2(align.x - 1.0f, -align.y - 1.0f).mult(0.5f);
    align.x *= getWidth(text);/*from www . j  a  v a 2 s.com*/
    align.y *= -height;
    pos.add(align);

    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glPushMatrix();
    GL11.glTranslatef(Math.round(pos.x), Math.round(pos.y), 0.0f);

    float x0 = 0f;
    GL11.glEnable(GL11.GL_TEXTURE_2D);
    tex.bind();
    GL11.glBegin(GL11.GL_QUADS);
    for (int i = 0; i < text.length(); i++) {
        int charbits = text.charAt(i) - 32;
        int fontposx = charbits & 0xF;
        int fontposy = 15 - (charbits >> 4);
        float u0 = fontposx++ / 16f;
        float v0 = fontposy++ / 16f;
        float u1 = fontposx / 16f;
        float v1 = fontposy / 16f;

        float x1 = x0 + cellHeight;

        GL11.glTexCoord2f(u0, v0);
        GL11.glVertex2f(x0, 0f);
        GL11.glTexCoord2f(u0, v1);
        GL11.glVertex2f(x0, cellHeight);
        GL11.glTexCoord2f(u1, v1);
        GL11.glVertex2f(x1, cellHeight);
        GL11.glTexCoord2f(u1, v0);
        GL11.glVertex2f(x1, 0f);

        x0 += getWidth(text.charAt(i));
    }
    GL11.glEnd();
    GL11.glDisable(GL11.GL_TEXTURE_2D);

    GL11.glPopMatrix();
}

---

From source file:com.sriramramani.droid.inspector.ui.InspectorCanvas.java

License:Mozilla Public License

private void drawOverdraw(int level) {
    GL11.glPushAttrib(GL11.GL_STENCIL_BUFFER_BIT);

    GL11.glStencilFunc(level == 5 ? GL11.GL_LEQUAL : GL11.GL_EQUAL, level, 0xf);
    GL11.glStencilOp(GL11.GL_KEEP, GL11.GL_KEEP, GL11.GL_KEEP);

    GL11.glTranslatef(mNode.bounds.x, -mNode.bounds.y, 0.0f);

    if (level == 2) {
        loadColor(ColorType.OVERDRAW_BLUE);
    } else if (level == 3) {
        loadColor(ColorType.OVERDRAW_GREEN);
    } else if (level == 4) {
        loadColor(ColorType.OVERDRAW_RED_LOW);
    } else if (level > 4) {
        loadColor(ColorType.OVERDRAW_RED_HIGH);
    }//  w w  w. j a  v  a  2s.co  m

    GL11.glPolygonMode(GL11.GL_FRONT_AND_BACK, GL11.GL_FILL);
    GL11.glBegin(GL11.GL_QUADS);
    GL11.glVertex3f(0.0f, 0.0f, 0.0f);
    GL11.glVertex3f(mNode.bounds.width, 0.0f, 0.0f);
    GL11.glVertex3f(mNode.bounds.width, -mNode.bounds.height, 0.0f);
    GL11.glVertex3f(0.0f, -mNode.bounds.height, 0.0f);
    GL11.glEnd();

    GL11.glPopAttrib();
}

---

From source file:com.sriramramani.droid.inspector.ui.InspectorCanvas.java

License:Mozilla Public License

private void drawImage(Node node, int textureId, boolean isBackground) {
    GL11.glPolygonMode(GL11.GL_FRONT_AND_BACK, GL11.GL_FILL);
    loadColor(ColorType.COLOR_WHITE);

    GL11.glEnable(GL11.GL_TEXTURE_2D);/*from   www.  ja v a 2  s.  c  om*/
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureId);
    GL11.glBegin(GL11.GL_QUADS);
    GL11.glTexCoord2f(0.0f, 0.0f);
    GL11.glVertex3f(0.0f, 0.0f, 0.0f);
    GL11.glTexCoord2f(1.0f, 0.0f);
    GL11.glVertex3f(node.bounds.width, 0.0f, 0.0f);
    GL11.glTexCoord2f(1.0f, 1.0f);
    GL11.glVertex3f(node.bounds.width, -node.bounds.height, 0.0f);
    GL11.glTexCoord2f(0.0f, 1.0f);
    GL11.glVertex3f(0.0f, -node.bounds.height, 0.0f);
    GL11.glEnd();
    GL11.glDisable(GL11.GL_TEXTURE_2D);
}

---

From source file:com.sriramramani.droid.inspector.ui.InspectorCanvas.java

License:Mozilla Public License

private void drawDepth(Node node, float depth, int mode) {
    GL11.glPolygonMode(GL11.GL_FRONT_AND_BACK, mode);
    GL11.glBegin(mode == GL11.GL_FILL ? GL11.GL_QUAD_STRIP : GL11.GL_LINES);

    // Top-left.//from  w w w  .java 2 s.com
    GL11.glVertex3f(0.0f, 0.0f, 0.0f);
    GL11.glVertex3f(0.0f, 0.0f, depth);

    // Top-right.
    GL11.glVertex3f(node.bounds.width, 0.0f, 0.0f);
    GL11.glVertex3f(node.bounds.width, 0.0f, depth);

    // Bottom-right.
    GL11.glVertex3f(node.bounds.width, -node.bounds.height, 0.0f);
    GL11.glVertex3f(node.bounds.width, -node.bounds.height, depth);

    // Bottom-left.
    GL11.glVertex3f(0.0f, -node.bounds.height, 0.0f);
    GL11.glVertex3f(0.0f, -node.bounds.height, depth);

    // Complete the quad strip.
    if (mode == GL11.GL_FILL) {
        // Top-left.
        GL11.glVertex3f(0.0f, 0.0f, 0.0f);
        GL11.glVertex3f(0.0f, 0.0f, depth);
    }

    GL11.glEnd();
}

---

From source file:com.sriramramani.droid.inspector.ui.InspectorCanvas.java

License:Mozilla Public License

private void drawFrontFace(Node node, float depth, int mode) {
    GL11.glPolygonMode(GL11.GL_FRONT_AND_BACK, mode);
    GL11.glBegin(GL11.GL_QUADS);//from w ww . j a  va  2  s .c o m
    GL11.glVertex3f(0.0f, 0.0f, depth);
    GL11.glVertex3f(node.bounds.width, 0.0f, depth);
    GL11.glVertex3f(node.bounds.width, -node.bounds.height, depth);
    GL11.glVertex3f(0.0f, -node.bounds.height, depth);
    GL11.glEnd();
}

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From source file:com.teambr.bookshelf.client.gui.component.control.GuiComponentSideSelector.java

License:Creative Commons License

/**
 * Draws the highlights onto the block//from   w  w w. java  2 s .  c o  m
 * @param selections The colors to render
 */
private void drawHighlights(List<Pair<SidePicker.Side, Color>> selections) {
    GlStateManager.disableLighting();
    GlStateManager.blendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
    GlStateManager.enableBlend();
    GlStateManager.enableAlpha();
    GlStateManager.disableDepth();
    GlStateManager.disableTexture2D();

    GL11.glBegin(GL11.GL_QUADS);
    for (Pair<SidePicker.Side, Color> pair : selections) {
        if (pair.getRight() != null)
            RenderUtils.setColor(pair.getRight());

        switch (pair.getLeft()) {
        case XPos:
            GL11.glVertex3d(0.5, -0.5, -0.5);
            GL11.glVertex3d(0.5, 0.5, -0.5);
            GL11.glVertex3d(0.5, 0.5, 0.5);
            GL11.glVertex3d(0.5, -0.5, 0.5);
            break;
        case YPos:
            GL11.glVertex3d(-0.5, 0.5, -0.5);
            GL11.glVertex3d(-0.5, 0.5, 0.5);
            GL11.glVertex3d(0.5, 0.5, 0.5);
            GL11.glVertex3d(0.5, 0.5, -0.5);
            break;
        case ZPos:
            GL11.glVertex3d(-0.5, -0.5, 0.5);
            GL11.glVertex3d(0.5, -0.5, 0.5);
            GL11.glVertex3d(0.5, 0.5, 0.5);
            GL11.glVertex3d(-0.5, 0.5, 0.5);
            break;
        case XNeg:
            GL11.glVertex3d(-0.5, -0.5, -0.5);
            GL11.glVertex3d(-0.5, -0.5, 0.5);
            GL11.glVertex3d(-0.5, 0.5, 0.5);
            GL11.glVertex3d(-0.5, 0.5, -0.5);
            break;
        case YNeg:
            GL11.glVertex3d(-0.5, -0.5, -0.5);
            GL11.glVertex3d(0.5, -0.5, -0.5);
            GL11.glVertex3d(0.5, -0.5, 0.5);
            GL11.glVertex3d(-0.5, -0.5, 0.5);
            break;
        case ZNeg:
            GL11.glVertex3d(-0.5, -0.5, -0.5);
            GL11.glVertex3d(-0.5, 0.5, -0.5);
            GL11.glVertex3d(0.5, 0.5, -0.5);
            GL11.glVertex3d(0.5, -0.5, -0.5);
            break;
        default:
        }
    }

    GL11.glEnd();

    GlStateManager.disableBlend();
    GlStateManager.enableDepth();
    GlStateManager.enableTexture2D();
}

---

From source file:com.teambr.bookshelf.client.gui.component.display.GuiComponentColoredZone.java

License:Creative Commons License

/**
 * Called to render the component/*  w w  w .  j a  v a  2 s.  c  om*/
 */
@Override
public void render(int guiLeft, int guiTop, int mouseX, int mouseY) {
    color = getDynamicColor();
    GlStateManager.pushMatrix();
    GlStateManager.disableLighting();
    GlStateManager.blendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
    GlStateManager.enableBlend();
    GlStateManager.enableAlpha();
    GlStateManager.disableDepth();
    GlStateManager.disableTexture2D();
    GlStateManager.translate(xPos, yPos, 10);
    RenderUtils.setColor(color);
    GL11.glBegin(GL11.GL_QUADS);
    GL11.glVertex3d(0, 0, 0);
    GL11.glVertex3d(0, height, 0);
    GL11.glVertex3d(width, height, 0);
    GL11.glVertex3d(width, 0, 0);
    GL11.glEnd();
    GlStateManager.disableBlend();
    GlStateManager.enableDepth();
    GlStateManager.enableTexture2D();
    GlStateManager.popMatrix();
}

---

From source file:com.teambrmodding.luxetumbra.client.gui.GuiToggleMenu.java

License:Creative Commons License

@Override
public void drawScreen(int mx, int my, float partialTicks) {
    super.drawScreen(mx, my, partialTicks);

    GlStateManager.pushMatrix();/*from   www.  j  a v a  2s. c o m*/
    GlStateManager.disableTexture2D();

    final int x = width / 2;
    final int y = height / 2;
    final int maxRadius = 60;

    final boolean mouseIn = true;
    final float angle = mouseAngle(x, y, mx, my);
    final float distance = mouseDistance(x, y, mx, my);

    final int highlight = 5;

    GlStateManager.enableBlend();
    GlStateManager.shadeModel(GL11.GL_SMOOTH);
    final int segments = 2; //TODO
    float totalDeg = 0F;
    final float degPer = 360F / segments;

    final List<int[]> stringPosition = new ArrayList<>();

    boolean wasSelected = false;

    for (int seg = 0; seg <= segments; seg++) {
        boolean mouseOverSection = distance <= maxRadius
                && (mouseIn && angle > totalDeg && angle < totalDeg + degPer);
        float radius = Math.max(0F, Math.min(timeIn * 10F, maxRadius));

        GL11.glBegin(GL11.GL_TRIANGLE_FAN);
        float gs = 0.25F;
        if (seg % 2 == 0)
            gs += 0.1F;
        float r = 200; //TODO
        float g = 200; //TODO
        float b = gs;
        float a = 0.4F;
        if (mouseOverSection) {
            selected = seg;
            wasSelected = true;
            r = 255; //TODO
            g = 255; //TODO
            a = 0.5F;
        }
        GlStateManager.color(r, g, b, a);
        GL11.glVertex2i(x, y);
        float i = degPer;
        while (i >= 0) {
            double rad = ((i + totalDeg) / 180F * Math.PI);
            double xp = x + Math.cos(rad) * radius;
            double yp = y + Math.sin(rad) * radius;
            if (i == (int) (degPer / 2))
                stringPosition.add(new int[] { seg, (int) xp, (int) yp, mouseOverSection ? 'n' : 'r' });
            GL11.glVertex2d(xp, yp);
            i -= 1;
        }
        totalDeg += degPer;

        GL11.glVertex2i(x, y);
        GL11.glEnd();

        if (mouseOverSection)
            radius -= highlight;
    }

    if (!wasSelected)
        selected = -1;

    GlStateManager.shadeModel(GL11.GL_FLAT);
    GlStateManager.enableTexture2D();

    for (int[] pos : stringPosition) {
        int slot = pos[0];
        float xp = pos[1];
        float yp = pos[2];
        char c = (char) pos[3];

        ItemStack displayStack = new ItemStack(Items.APPLE);
        if (displayStack != null) {
            float xsp = xp - 4;
            float ysp = yp;
            String name = "\u00a7" + c + "testing";
            int width = fontRendererObj.getStringWidth(name);

            float mod = 0.6F;
            int xdp = (int) ((xp - x) * mod + x);
            int ydp = (int) ((yp - y) * mod + y);

            RenderHelper.enableGUIStandardItemLighting();
            GlStateManager.pushMatrix();
            GlStateManager.translate(xdp - 10, ydp - 10, 2);
            GlStateManager.scale(1.25, 1.25, 1.25);
            Minecraft.getMinecraft().getRenderItem().renderItemIntoGUI(displayStack, 0, 0);
            GlStateManager.popMatrix();
            RenderHelper.disableStandardItemLighting();

            if (xsp < x)
                xsp -= width - 8;
            if (ysp < y)
                ysp -= 9;

            fontRendererObj.drawStringWithShadow(name, xsp, ysp, 0xFFFFFF);
        }
    }

    GlStateManager.popMatrix();
}

---

From source file:com.telinc1.rpjg.module.Module.java

License:Apache License

/**
 * Renders the module's graphics and UI elements.
 * Also applied the screen darkening effect for modal modules.<br />
 * Generally not a good idea to override this.
 *///from  www  .ja  v a2s .c o m
public void render() {
    if (this.isModal()) {
        DrawingUtils.unbindTextures();

        // Not going to change this to use DrawingUtils until
        // I don't make actual modal modules.
        // Don't want untested code!
        GL11.glPushAttrib(DrawingUtils.GL_COLOR_BITS);
        GL11.glColor4f(0f, 0f, 0f, .5f);
        GL11.glBegin(GL11.GL_QUADS);
        GL11.glVertex2i(0, 0);
        GL11.glVertex2i(Display.getWidth(), 0);
        GL11.glVertex2i(Display.getWidth(), Display.getHeight());
        GL11.glVertex2i(0, Display.getHeight());
        GL11.glEnd();
        GL11.glPopAttrib();
    }

    this.renderGraphics();
    this.renderUI();

    for (Gui gui : this.getGUIs()) {
        gui.render();
    }
}

---

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