Example usage for org.lwjgl.opengl GL11 glColor4f

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL11 glColor4f.

Prototype

public static native void glColor4f(@NativeType("GLfloat") float red, @NativeType("GLfloat") float green,
        @NativeType("GLfloat") float blue, @NativeType("GLfloat") float alpha);

Source Link

Document

Float version of #glColor4b Color4b

Usage

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

License:Open Source License

/**
 * <code>print</code> renders the specified string to a given (x,y) location. The x, y location is in terms of
 * screen coordinates. There are currently two sets of fonts supported: NORMAL and ITALICS.
 * //from w  w  w  . java  2s . co m
 * @param r
 * 
 * @param x
 *            the x screen location to start the string render.
 * @param y
 *            the y screen location to start the string render.
 * @param text
 *            the String to render.
 * @param set
 *            the mode of font: NORMAL or ITALICS.
 */
public void print(final Renderer r, final double x, final double y, final ReadOnlyVector3 scale,
        final StringBuffer text, int set) {
    final RendererRecord matRecord = ContextManager.getCurrentContext().getRendererRecord();
    if (set > 1) {
        set = 1;
    } else if (set < 0) {
        set = 0;
    }

    final boolean alreadyOrtho = r.isInOrthoMode();
    if (!alreadyOrtho) {
        r.setOrtho();
    } else {
        LwjglRendererUtil.switchMode(matRecord, GL11.GL_MODELVIEW);
        GL11.glPushMatrix();
        GL11.glLoadIdentity();
    }
    GL11.glTranslated(x, y, 0);
    GL11.glScaled(scale.getX(), scale.getY(), scale.getZ());
    GL11.glListBase(base - 32 + (128 * set));

    // Put the string into a "pointer"
    if (text.length() > scratch.capacity()) {
        scratch = BufferUtils.createByteBuffer(text.length());
    } else {
        scratch.clear();
    }

    final int charLen = text.length();
    for (int z = 0; z < charLen; z++) {
        scratch.put((byte) text.charAt(z));
    }
    scratch.flip();
    GL11.glColor4f(fontColor.getRed(), fontColor.getGreen(), fontColor.getBlue(), fontColor.getAlpha());
    // call the list for each letter in the string.
    GL11.glCallLists(scratch);
    // set color back to white
    GL11.glColor4f(1, 1, 1, 1);

    if (!alreadyOrtho) {
        r.unsetOrtho();
    } else {
        LwjglRendererUtil.switchMode(matRecord, GL11.GL_MODELVIEW);
        GL11.glPopMatrix();
    }
}

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

License:Open Source License

public void applyDefaultColor(final ReadOnlyColorRGBA defaultColor) {
    if (defaultColor != null) {
        GL11.glColor4f(defaultColor.getRed(), defaultColor.getGreen(), defaultColor.getBlue(),
                defaultColor.getAlpha());
    } else {/* w  w w  .  j  a  va 2  s.  c  om*/
        GL11.glColor4f(1, 1, 1, 1);
    }
}

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

License:Apache License

public final void glColor4f(float red, float green, float blue, float alpha) {
    GL11.glColor4f(red, green, blue, alpha);
}

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From source file:com.badlogic.gdx.tools.hiero.unicodefont.GlyphPage.java

License:Apache License

/** Loads glyphs to the backing texture and sets the image on each loaded glyph. Loaded glyphs are removed from the list.
 * /*  w  ww .j  a v a2 s .c  o m*/
 * If this page already has glyphs and maxGlyphsToLoad is -1, then this method will return 0 if all the new glyphs don't fit.
 * This reduces texture binds when drawing since glyphs loaded at once are typically displayed together.
 * @param glyphs The glyphs to load.
 * @param maxGlyphsToLoad This is the maximum number of glyphs to load from the list. Set to -1 to attempt to load all the
 *           glyphs.
 * @return The number of glyphs that were actually loaded. */
int loadGlyphs(List glyphs, int maxGlyphsToLoad) {
    if (rowHeight != 0 && maxGlyphsToLoad == -1) {
        // If this page has glyphs and we are not loading incrementally, return zero if any of the glyphs don't fit.
        int testX = pageX;
        int testY = pageY;
        int testRowHeight = rowHeight;
        for (Iterator iter = getIterator(glyphs); iter.hasNext();) {
            Glyph glyph = (Glyph) iter.next();
            int width = glyph.getWidth();
            int height = glyph.getHeight();
            if (testX + width >= pageWidth) {
                testX = 0;
                testY += testRowHeight;
                testRowHeight = height;
            } else if (height > testRowHeight) {
                testRowHeight = height;
            }
            if (testY + testRowHeight >= pageWidth)
                return 0;
            testX += width;
        }
    }

    GL11.glColor4f(1, 1, 1, 1);
    texture.bind();

    int i = 0;
    for (Iterator iter = getIterator(glyphs); iter.hasNext();) {
        Glyph glyph = (Glyph) iter.next();
        int width = Math.min(MAX_GLYPH_SIZE, glyph.getWidth());
        int height = Math.min(MAX_GLYPH_SIZE, glyph.getHeight());

        if (rowHeight == 0) {
            // The first glyph always fits.
            rowHeight = height;
        } else {
            // Wrap to the next line if needed, or break if no more fit.
            if (pageX + width >= pageWidth) {
                if (pageY + rowHeight + height >= pageHeight)
                    break;
                pageX = 0;
                pageY += rowHeight;
                rowHeight = height;
            } else if (height > rowHeight) {
                if (pageY + height >= pageHeight)
                    break;
                rowHeight = height;
            }
        }

        renderGlyph(glyph, width, height);
        pageGlyphs.add(glyph);

        pageX += width;

        iter.remove();
        i++;
        if (i == maxGlyphsToLoad) {
            // If loading incrementally, flip orderAscending so it won't change, since we'll probably load the rest next time.
            orderAscending = !orderAscending;
            break;
        }
    }

    // Every other batch of glyphs added to a page are sorted the opposite way to attempt to keep same size glyps together.
    orderAscending = !orderAscending;

    return i;
}

---

From source file:com.badlogic.gdx.tools.hiero.unicodefont.UnicodeFont.java

License:Apache License

/** Identical to {@link #drawString(float, float, String, Color, int, int)} but returns a DisplayList which provides access to
 * the width and height of the text drawn. */
public void drawDisplayList(float x, float y, String text, Color color, int startIndex, int endIndex) {
    if (text == null)
        throw new IllegalArgumentException("text cannot be null.");
    if (text.length() == 0)
        return;// w w  w. j a  v a  2 s  . c om
    if (color == null)
        throw new IllegalArgumentException("color cannot be null.");

    x -= paddingLeft;
    y -= paddingTop;

    String displayListKey = text.substring(startIndex, endIndex);

    GL11.glColor4f(color.r, color.g, color.b, color.a);

    GL11.glTranslatef(x, y, 0);

    char[] chars = text.substring(0, endIndex).toCharArray();
    GlyphVector vector = font.layoutGlyphVector(GlyphPage.renderContext, chars, 0, chars.length,
            Font.LAYOUT_LEFT_TO_RIGHT);

    int maxWidth = 0, totalHeight = 0, lines = 0;
    int extraX = 0, extraY = ascent;
    boolean startNewLine = false;
    Texture lastBind = null;
    int offsetX = 0;
    for (int glyphIndex = 0, n = vector.getNumGlyphs(); glyphIndex < n; glyphIndex++) {
        int charIndex = vector.getGlyphCharIndex(glyphIndex);
        if (charIndex < startIndex)
            continue;
        if (charIndex > endIndex)
            break;

        int codePoint = text.codePointAt(charIndex);

        Rectangle bounds = getGlyphBounds(vector, glyphIndex, codePoint);
        bounds.x += offsetX;
        Glyph glyph = getGlyph(vector.getGlyphCode(glyphIndex), codePoint, bounds, vector, glyphIndex);

        if (startNewLine && codePoint != '\n') {
            extraX = -bounds.x;
            startNewLine = false;
        }

        if (glyph.getTexture() == null && missingGlyph != null && glyph.isMissing())
            glyph = missingGlyph;
        if (glyph.getTexture() != null) {
            // Draw glyph, only binding a new glyph page texture when necessary.
            Texture texture = glyph.getTexture();
            if (lastBind != null && lastBind != texture) {
                GL11.glEnd();
                lastBind = null;
            }
            if (lastBind == null) {
                texture.bind();
                GL11.glBegin(GL11.GL_QUADS);
                lastBind = texture;
            }
            int glyphX = bounds.x + extraX;
            int glyphY = bounds.y + extraY;
            GL11.glTexCoord2f(glyph.getU(), glyph.getV());
            GL11.glVertex3f(glyphX, glyphY, 0);
            GL11.glTexCoord2f(glyph.getU(), glyph.getV2());
            GL11.glVertex3f(glyphX, glyphY + glyph.getHeight(), 0);
            GL11.glTexCoord2f(glyph.getU2(), glyph.getV2());
            GL11.glVertex3f(glyphX + glyph.getWidth(), glyphY + glyph.getHeight(), 0);
            GL11.glTexCoord2f(glyph.getU2(), glyph.getV());
            GL11.glVertex3f(glyphX + glyph.getWidth(), glyphY, 0);
        }

        if (glyphIndex > 0)
            extraX += paddingRight + paddingLeft + paddingAdvanceX;
        maxWidth = Math.max(maxWidth, bounds.x + extraX + bounds.width);
        totalHeight = Math.max(totalHeight, ascent + bounds.y + bounds.height);

        if (codePoint == '\n') {
            startNewLine = true; // Mac gives -1 for bounds.x of '\n', so use the bounds.x of the next glyph.
            extraY += getLineHeight();
            lines++;
            totalHeight = 0;
        } else if (nativeRendering)
            offsetX += bounds.width;
    }
    if (lastBind != null)
        GL11.glEnd();

    GL11.glTranslatef(-x, -y, 0);
}

---

From source file:com.blogspot.jabelarminecraft.magicbeans.gui.GuiFamilyCow.java

License:Open Source License

/**
 * Draws the screen and all the components in it.
 *///from   w w w. ja va2 s  .  c o m
@Override
public void drawScreen(int parWidth, int parHeight, float p_73863_3_) {
    GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
    if (currPage == 0) {
        mc.getTextureManager().bindTexture(bookPageTextures[0]);
    } else {
        mc.getTextureManager().bindTexture(bookPageTextures[1]);
    }
    int offsetFromScreenLeft = (width - bookImageWidth) / 2;
    drawTexturedModalRect(offsetFromScreenLeft, 2, 0, 0, bookImageWidth, bookImageHeight);
    int widthOfString;
    String stringPageIndicator = I18n.format("book.pageIndicator",
            new Object[] { Integer.valueOf(currPage + 1), bookTotalPages });

    widthOfString = fontRendererObj.getStringWidth(stringPageIndicator);
    fontRendererObj.drawString(stringPageIndicator, offsetFromScreenLeft - widthOfString + bookImageWidth - 44,
            18, 0);
    fontRendererObj.drawSplitString(stringPageText[currPage], offsetFromScreenLeft + 36, 34, 116, 0);

    super.drawScreen(parWidth, parHeight, p_73863_3_);
}

---

From source file:com.blogspot.jabelarminecraft.magicbeans.gui.GuiMysteriousStranger.java

License:Open Source License

/**
 * Draws the screen and all the components in it.
 *///from  w ww  . ja  va  2s  .c  om
@Override
public void drawScreen(int parWidth, int parHeight, float p_73863_3_) {
    GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
    if (currPage == 0) {
        mc.getTextureManager().bindTexture(bookPageTextures[0]);
    } else {
        mc.getTextureManager().bindTexture(bookPageTextures[1]);
    }
    int offsetFromScreenLeft = (width - bookImageWidth) / 2;
    drawTexturedModalRect(offsetFromScreenLeft, 2, 0, 0, bookImageWidth, bookImageHeight);
    int widthOfString;
    String stringPageIndicator = I18n.format("book.pageIndicator",
            new Object[] { Integer.valueOf(currPage + 1), bookTotalPages });

    widthOfString = fontRendererObj.getStringWidth(stringPageIndicator);
    fontRendererObj.drawString(stringPageIndicator, offsetFromScreenLeft - widthOfString + bookImageWidth - 44,
            18, 0);
    fontRendererObj.drawSplitString(stringPageText[currPage], offsetFromScreenLeft + 36, 34, 116, 0);

    super.drawScreen(parWidth, parHeight, p_73863_3_);

}

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From source file:com.blogspot.jabelarminecraft.magicbeans.renderers.RenderGoldenEggThrown.java

License:Open Source License

/**
 * Actually renders the given argument. This is a synthetic bridge method, always casting down its argument and then
 * handing it off to a worker function which does the actual work. In all probabilty, the class Render is generic
 * (Render<T extends Entity) and this method has signature public void func_76986_a(T entity, double d, double d1,
 * double d2, float f, float f1). But JAD is pre 1.5 so doesn't do that.
 *//* ww  w. j a va  2 s  .  c o  m*/
@Override
public void doRender(Entity parEntity, double parX, double parY, double parZ, float parIgnored1,
        float parIgnored2) {
    //        IIcon iicon = itemBasisForEntity.getIconFromDamage(iconIndex);
    //        
    //        if (iicon != null)
    //        {
    GL11.glPushMatrix();
    GL11.glTranslatef((float) parX, (float) parY, (float) parZ);
    GL11.glEnable(GL12.GL_RESCALE_NORMAL);
    GL11.glScalef(0.5F, 0.5F, 0.5F);
    int l = 0xF5E16F;
    float f5 = (l >> 16 & 255) / 255.0F;
    float f6 = (l >> 8 & 255) / 255.0F;
    float f7 = (l & 255) / 255.0F;
    GL11.glColor4f(f5, f6, f7, 1.0F);
    bindEntityTexture(parEntity);
    Tessellator tessellator = Tessellator.getInstance();

    //            if (iicon == ItemPotion.func_94589_d("bottle_splash"))
    //            {
    //                int i = PotionHelper.func_77915_a(((EntityPotion)parEntity).getPotionDamage(), false);
    //                float f2 = (i >> 16 & 255) / 255.0F;
    //                float f3 = (i >> 8 & 255) / 255.0F;
    //                float f4 = (i & 255) / 255.0F;
    //                GL11.glColor3f(f2, f3, f4);
    //                GL11.glPushMatrix();
    //                invokeTesselator(tessellator, ItemPotion.func_94589_d("overlay"));
    //                GL11.glPopMatrix();
    //                GL11.glColor3f(1.0F, 1.0F, 1.0F);
    //            }

    //            invokeTesselator(tessellator, iicon);
    GL11.glDisable(GL12.GL_RESCALE_NORMAL);
    GL11.glPopMatrix();
    //        }
}

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From source file:com.blogspot.jabelarminecraft.magicbeans.renderers.RenderMysteriousStranger.java

License:Open Source License

@Override
public void passSpecialRender(EntityLivingBase parEntity, double parX, double parY, double parZ) {
    super.passSpecialRender(parEntity, parX, parY, parZ);
    if (parEntity.ticksExisted < 20 * 2) {
        GL11.glPushMatrix();//from w  ww  .j a v a2  s .c om
        GL11.glTranslated(parX, parY + parEntity.height / 2, parZ);
        GL11.glScalef(3.0F, 3.0F, 3.0F);
        GL11.glEnable(GL11.GL_BLEND);
        GL11.glDepthMask(false);
        GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
        GL11.glColor4f(1.0F, 1.0F, 1.0F, (40.0F - parEntity.ticksExisted) / 40.0F);
        GL11.glEnable(GL11.GL_ALPHA_TEST);
        GL11.glCallList(ClientProxy.sphereIdOutside);
        GL11.glCallList(ClientProxy.sphereIdInside);
        GL11.glPopMatrix();
    }
}

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From source file:com.bluepowermod.client.gui.GuiBase.java

License:Open Source License

@Override
protected void drawGuiContainerBackgroundLayer(float f, int i, int j) {

    GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
    mc.renderEngine.bindTexture(resLoc);

    int x = (width - xSize) / 2;
    int y = (height - ySize) / 2;

    drawTexturedModalRect(x, y, 0, 0, xSize, ySize);

    for (IGuiWidget widget : widgets) {
        widget.render(i, j);/*from  www  . j  ava 2  s.  com*/
    }
}

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