Example usage for org.lwjgl.opengl GL11 glScissor

Introduction

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

Prototype

public static void glScissor(@NativeType("GLint") int x, @NativeType("GLint") int y,
        @NativeType("GLsizei") int width, @NativeType("GLsizei") int height) 

Source Link

Document

Defines the scissor rectangle for all viewports.

Usage

From source file:a1.Render2D.java

License:Open Source License

static public void PushScissor(Rect s) {
    if (current_scissor == null)
        GL11.glEnable(GL11.GL_SCISSOR_TEST);
    Rect NewRect;//from  w w w.  j  ava2s .  co m
    if (current_scissor == null)
        NewRect = CompareScissorRects(s, s);
    else
        NewRect = CompareScissorRects(s, current_scissor);

    scissors.push(current_scissor);
    current_scissor = NewRect;
    GL11.glScissor(NewRect.x, Config.getScreenHeight() - NewRect.y - NewRect.h, NewRect.w, NewRect.h);
    //GL11.glScissor(s.x, Config.ScreenHeight-s.y-s.h, s.w, s.h);
}

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From source file:a1.Render2D.java

License:Open Source License

static public void PopScissor() {
    if (scissors.size() < 1)
        return;/*from w w w .j a va  2 s  . c  o  m*/
    current_scissor = scissors.pop();
    if (current_scissor != null)
        GL11.glScissor(current_scissor.x, current_scissor.y, current_scissor.w, current_scissor.h);
    else
        GL11.glDisable(GL11.GL_SCISSOR_TEST);
}

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From source file:ar.com.quark.backend.lwjgl.opengl.DesktopGLES20.java

License:Apache License

/**
 * {@inheritDoc}/*  w w  w. j a  v a2 s  .  c  om*/
 */
@Override
public void glScissor(int x1, int y1, int x2, int y2) {
    GL11.glScissor(x1, y1, x2, y2);
}

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From source file:code.elix_x.excore.utils.client.gui.elements.GuiElement.java

License:Apache License

public static void scisors(Rectangle element) {
    GL11.glScissor(toScreen(element.getX()), toScreen(screenHeight() - element.getY() - element.getHeight()),
            toScreen(element.getWidth()), toScreen(element.getHeight()));
}

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From source file:com.ardor3d.renderer.lwjgl.LwjglRenderer.java

License:Open Source License

public void clearBuffers(final int buffers, final boolean strict) {

    int clear = 0;

    if ((buffers & Renderer.BUFFER_COLOR) != 0) {
        clear |= GL11.GL_COLOR_BUFFER_BIT;
    }/* ww  w . j ava 2s  . c o m*/

    if ((buffers & Renderer.BUFFER_DEPTH) != 0) {
        clear |= GL11.GL_DEPTH_BUFFER_BIT;

        // make sure no funny business is going on in the z before clearing.
        if (defaultStateList.containsKey(RenderState.StateType.ZBuffer)) {
            defaultStateList.get(RenderState.StateType.ZBuffer).setNeedsRefresh(true);
            doApplyState(defaultStateList.get(RenderState.StateType.ZBuffer));
        }
    }

    if ((buffers & Renderer.BUFFER_STENCIL) != 0) {
        clear |= GL11.GL_STENCIL_BUFFER_BIT;

        GL11.glClearStencil(_stencilClearValue);
        GL11.glStencilMask(~0);
        GL11.glClear(GL11.GL_STENCIL_BUFFER_BIT);
    }

    if ((buffers & Renderer.BUFFER_ACCUMULATION) != 0) {
        clear |= GL11.GL_ACCUM_BUFFER_BIT;
    }

    final RenderContext context = ContextManager.getCurrentContext();
    final RendererRecord record = context.getRendererRecord();

    if (strict) {
        // grab our camera to get width and height info.
        final Camera cam = Camera.getCurrentCamera();

        GL11.glEnable(GL11.GL_SCISSOR_TEST);
        GL11.glScissor(0, 0, cam.getWidth(), cam.getHeight());
        record.setClippingTestEnabled(true);
    }

    GL11.glClear(clear);

    if (strict) {
        // put us back.
        LwjglRendererUtil.applyScissors(record);
    }
}

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From source file:com.ardor3d.scene.state.lwjgl.util.LwjglRendererUtil.java

License:Open Source License

public static void applyScissors(final RendererRecord rendRecord) {
    final Stack<ReadOnlyRectangle2> clips = rendRecord.getScissorClips();

    if (clips.size() > 0) {
        final Rectangle2 init = Rectangle2.fetchTempInstance();
        init.set(-1, -1, -1, -1);/*from   ww w.  j ava 2 s  .  c o m*/
        ReadOnlyRectangle2 r;
        boolean first = true;
        for (int i = clips.size(); --i >= 0;) {
            r = clips.get(i);

            if (r == null) {
                break;
            }
            if (first) {
                init.set(r);
                first = false;
            } else {
                init.intersect(r, init);
            }
            if (init.getWidth() <= 0 || init.getHeight() <= 0) {
                init.setWidth(0);
                init.setHeight(0);
                break;
            }
        }

        if (init.getWidth() == -1) {
            setClippingEnabled(rendRecord, false);
        } else {
            setClippingEnabled(rendRecord, true);
            GL11.glScissor(init.getX(), init.getY(), init.getWidth(), init.getHeight());
        }
        Rectangle2.releaseTempInstance(init);
    } else {
        // no clips, so disable
        setClippingEnabled(rendRecord, false);
    }
}

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From source file:com.badlogic.gdx.backends.jglfw.JglfwGL20.java

License:Apache License

public void glScissor(int x, int y, int width, int height) {
    GL11.glScissor(x, y, width, height);
}

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From source file:com.badlogic.gdx.backends.lwjgl.LwjglGL10.java

License:Apache License

public final void glScissor(int x, int y, int width, int height) {
    GL11.glScissor(x, y, width, height);
}

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From source file:com.fireball1725.firelib.guimaker.GuiMakerGuiContainer.java

License:Open Source License

@SideOnly(Side.CLIENT)
public void scissorCut(int x, int y, int w, int h) {
    ScaledResolution scaledResolution = new ScaledResolution(Minecraft.getMinecraft());
    int scale = scaledResolution.getScaleFactor();

    GL11.glEnable(GL11.GL_SCISSOR_TEST);
    GL11.glScissor(x * scale, y * scale, w * scale, h * scale);
}

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From source file:com.gameminers.mav.component.TextField.java

License:Open Source License

@Override
public void doRender() {
    if (viewPos > str.length()) {
        viewPos = str.length();/*ww  w.  j av a2  s.c  om*/
    } else if (viewPos < 0) {
        viewPos = 0;
    }
    frames++;
    float[] fg = RenderState.getColor(0.8f);
    float[] bg = RenderState.getColor(0.3f);
    Rendering.drawRectangle(0, 0, 16, 16, 1, 0, 0, 0, 0);
    Rendering.drawRectangle(0, 0, width, height, fg[0], fg[1], fg[2], 1.0f, 0f);
    Rendering.drawRectangle(2, 2, width - 4, height - 4, bg[0], bg[1], bg[2], 1.0f, 0f);

    // roughly ported from Glass Pane
    if (cursorPos < 0) {
        cursorPos = 0;
    } else if (cursorPos > content.length()) {
        cursorPos = content.length();
    }
    String trimmedText = Fonts.trimStringToWidth(str.substring(viewPos), Fonts.base[1], width - 24);
    int trimmedLength = trimmedText.length();
    if (cursorPos > viewPos + trimmedLength) {
        viewPos = cursorPos - trimmedLength;
    } else if (cursorPos < viewPos) {
        viewPos = cursorPos;
    }
    int len = Fonts.base[1].getWidth(trimmedText);
    int mod = (int) (len >= width - 16 ? len - (width - 16) : 0);
    if (viewPos == 0) {
        mod = 0;
    }
    if (focused) {
        Rendering.drawRectangle(
                (8 - mod) + Fonts.base[1].getWidth(
                        trimmedText.substring(0, Math.min(trimmedLength, Math.max(0, cursorPos - viewPos)))),
                6, 2, height - 12, 1, 1, 1, (1.0f - ((frames % 25) / 40f)) / (Display.isActive() ? 1f : 4f),
                0.2f);
    }
    GL11.glEnable(GL11.GL_SCISSOR_TEST);
    GL11.glScissor((int) x + 8, Display.getHeight() - (int) (y + height), (int) width - 16, (int) height);
    Fonts.base[1].drawString(8 - mod, 1, trimmedText);
    GL11.glDisable(GL11.GL_SCISSOR_TEST);
}

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