Example usage for org.lwjgl.opengl GL11 glBindTexture

Introduction

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

Prototype

public static void glBindTexture(@NativeType("GLenum") int target, @NativeType("GLuint") int texture) 

Source Link

Document

Binds the a texture to a texture target.

Usage

From source file:shadowmage.meim.client.texture.TextureManager.java

License:Open Source License

public static void resetBoundTexture() {
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, prevTexNum);
}

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From source file:src.graphics.common.Texture.java

License:Open Source License

/**  Binds this texture to the current Gl rendering context, caching itself
  *  as neccesary./*from ww  w  .j  av  a 2 s.com*/
  */
public void bindTex() {
    if (!cached)
        cacheTex();
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, glID);
}

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From source file:src.graphics.common.Texture.java

License:Open Source License

private void cacheTex() {
    if (glID == -1) {
        tmpID.rewind();//from  www  .j a v  a  2 s.  c o  m
        GL11.glGenTextures(tmpID);
        glID = tmpID.get(0);
    }
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, glID);
    buffer.flip();
    setDefaultTexParams(GL11.GL_TEXTURE_2D);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, trueSize, trueSize, 0, GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, buffer);
    cached = true;
}

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From source file:src.graphics.widgets.UINode.java

License:Open Source License

final public static void drawPixels(Box2D area, ByteBuffer pixels) {
    if (!cached) {
        final IntBuffer tmpID = BufferUtils.createIntBuffer(1);
        GL11.glGenTextures(tmpID);//from  w w  w  . ja  v  a 2s .c o  m
        glID = tmpID.get(0);
        cached = true;
    }

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, glID);
    Texture.setDefaultTexParams(GL11.GL_TEXTURE_2D);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, 4, (int) area.xdim(), (int) area.ydim(), 0, GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, pixels);

    GL11.glBegin(GL11.GL_QUADS);
    UINode.drawQuad((int) area.xpos(), (int) area.ypos(), (int) area.xmax(), (int) area.ymax(), 0, 1, 1, 0, 0);
    GL11.glEnd();
}

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From source file:tectonicus.rasteriser.lwjgl.LwjglMesh.java

License:BSD License

@Override
public void bind() {
    if (vertices == null)
        return;/*from   ww  w  . ja v a 2 s.  c om*/

    assert (isFinalised);
    assert (numVertices > 0);

    org.lwjgl.opengl.Util.checkGLError();

    GL11.glEnableClientState(GL11.GL_VERTEX_ARRAY);
    GL11.glVertexPointer(3, 0, vertices);

    GL11.glEnableClientState(GL11.GL_COLOR_ARRAY);
    GL11.glColorPointer(4, true, 0, colours);

    GL11.glEnableClientState(GL11.GL_TEXTURE_COORD_ARRAY);
    GL11.glTexCoordPointer(2, 0, texCoords);

    if (texture != null) {
        GL11.glEnable(GL11.GL_TEXTURE_2D);
        GL11.glBindTexture(GL11.GL_TEXTURE_2D, texture.getId());
    } else {
        GL11.glDisable(GL11.GL_TEXTURE_2D);
        GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
    }

    org.lwjgl.opengl.Util.checkGLError();
}

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From source file:tectonicus.rasteriser.lwjgl.LwjglRasteriser.java

License:BSD License

public void bindTexture(Texture texture) {
    LwjglTexture tex = (LwjglTexture) texture;

    if (tex != null) {
        GL11.glBindTexture(GL11.GL_TEXTURE_2D, tex.getId());
    } else {//from ww  w.java  2 s .c om
        GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
    }
}

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From source file:tectonicus.rasteriser.lwjgl.LwjglTextureUtils.java

License:BSD License

public static int createTexture(BufferedImage imageData, TextureFilter filterMode) {
    imageData = convertToGlFormat(imageData);

    IntBuffer buff = BufferUtils.createIntBuffer(16);
    buff.limit(1);/*from w ww.j  a  va2  s . c om*/
    GL11.glGenTextures(buff);

    int textureId = buff.get();

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureId);
    if (filterMode == TextureFilter.NEAREST) {
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
    } else {
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
    }

    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL12.GL_CLAMP_TO_EDGE);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL12.GL_CLAMP_TO_EDGE);

    ByteBuffer scratch = ByteBuffer.allocateDirect(4 * imageData.getWidth() * imageData.getHeight());

    Raster raster = imageData.getRaster();
    byte data[] = (byte[]) raster.getDataElements(0, 0, imageData.getWidth(), imageData.getHeight(), null);
    scratch.clear();
    scratch.put(data);
    scratch.rewind();

    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA, // Mip level & Internal format
            imageData.getWidth(), imageData.getHeight(), 0, // width, height, border
            GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, // pixel data format
            scratch); // pixel data

    GL11.glTexSubImage2D(GL11.GL_TEXTURE_2D, 0, 0, 0, imageData.getWidth(), imageData.getHeight(), GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, // format, type
            scratch);

    return textureId;
}

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From source file:tectonicus.rasteriser.lwjgl.LwjglTextureUtils.java

License:BSD License

public static int createTexture(BufferedImage[] mips, TextureFilter filterMode) {
    IntBuffer buff = BufferUtils.createIntBuffer(16);
    buff.limit(1);/*from  w  w w. j ava2s.c  o  m*/
    GL11.glGenTextures(buff);

    int textureId = buff.get();

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureId);
    if (filterMode == TextureFilter.NEAREST) {
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST_MIPMAP_LINEAR);
    } else {
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR_MIPMAP_LINEAR);
    }

    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL12.GL_CLAMP_TO_EDGE);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL12.GL_CLAMP_TO_EDGE);

    for (int mip = 0; mip < mips.length; mip++) {
        BufferedImage imageData = mips[mip];
        imageData = convertToGlFormat(imageData);

        ByteBuffer scratch = ByteBuffer.allocateDirect(4 * imageData.getWidth() * imageData.getHeight());

        Raster raster = imageData.getRaster();
        byte data[] = (byte[]) raster.getDataElements(0, 0, imageData.getWidth(), imageData.getHeight(), null);
        scratch.clear();
        scratch.put(data);
        scratch.rewind();

        GL11.glTexImage2D(GL11.GL_TEXTURE_2D, mip, GL11.GL_RGBA, // Mip level & Internal format
                imageData.getWidth(), imageData.getHeight(), 0, // width, height, border
                GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, // pixel data format
                scratch); // pixel data

        //   GL11.glTexSubImage2D(GL11.GL_TEXTURE_2D, 0,
        //         0, 0,
        //         imageData.getWidth(), imageData.getHeight(),
        //         GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE,         // format, type
        //         scratch);
    }

    return textureId;
}

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From source file:terminal.gld.TrueTypeFont.java

License:Open Source License

public void drawString(float x, float y, String whatchars, int startIndex, int endIndex, float scaleX,
        float scaleY, int format, Color[] colarr) {

    IntObject intObject = null;//  www.  jav  a  2 s.c  o m
    int charCurrent;

    int totalwidth = 0;
    int i = startIndex, d, c;
    float startY = 0;

    switch (format) {
    case ALIGN_RIGHT: {
        d = -1;
        c = correctR;

        while (i < endIndex) {
            if (whatchars.charAt(i) == '\n')
                startY -= fontHeight;
            i++;
        }
        break;
    }
    case ALIGN_CENTER: {
        for (int l = startIndex; l <= endIndex; l++) {
            charCurrent = whatchars.charAt(l);
            if (charCurrent == '\n')
                break;
            if (charCurrent < 256) {
                intObject = charArray[charCurrent];
            } else {
                intObject = customChars.get(new Character((char) charCurrent));
            }
            totalwidth += intObject.width - correctL;
        }
        totalwidth /= -2;
    }
    case ALIGN_LEFT:
    default: {
        d = 1;
        c = correctL;
        break;
    }

    }

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, fontTextureID);
    GL11.glBegin(GL11.GL_QUADS);

    boolean usecol = colarr != null && colarr.length == whatchars.length();

    while (i >= startIndex && i <= endIndex) {

        charCurrent = whatchars.charAt(i);
        if (charCurrent < 256) {
            intObject = charArray[charCurrent];
        } else {
            intObject = customChars.get(new Character((char) charCurrent));
        }

        if (intObject != null) {
            if (d < 0)
                totalwidth += (intObject.width - c) * d;
            if (charCurrent == '\n') {
                startY -= fontHeight * d;
                totalwidth = 0;
                if (format == ALIGN_CENTER) {
                    for (int l = i + 1; l <= endIndex; l++) {
                        charCurrent = whatchars.charAt(l);
                        if (charCurrent == '\n')
                            break;
                        if (charCurrent < 256) {
                            intObject = charArray[charCurrent];
                        } else {
                            intObject = customChars.get(new Character((char) charCurrent));
                        }
                        totalwidth += intObject.width - correctL;
                    }
                    totalwidth /= -2;
                }
                // if center get next lines total
                // width/2;
            } else {
                if (usecol) {
                    Color col = colarr[i];
                    GL11.glColor4f(col.getRed() / 255f, col.getGreen() / 255f, col.getBlue() / 255f,
                            col.getAlpha() / 255f);

                }
                drawQuad((totalwidth + intObject.width) * scaleX + x, startY * scaleY + y,
                        totalwidth * scaleX + x, (startY + intObject.height) * scaleY + y,
                        intObject.storedX + intObject.width, intObject.storedY + intObject.height,
                        intObject.storedX, intObject.storedY);
                if (d > 0)
                    totalwidth += (intObject.width - c) * d;
            }
            i += d;

        }
    }
    GL11.glEnd();
}

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From source file:terminal.gld.TrueTypeFont.java

License:Open Source License

public static int loadImage(BufferedImage bufferedImage) {
    try {//from   w w w  .  j a v  a 2  s .  c o  m
        short width = (short) bufferedImage.getWidth();
        short height = (short) bufferedImage.getHeight();
        // textureLoader.bpp =
        // bufferedImage.getColorModel().hasAlpha() ? (byte)32 :
        // (byte)24;
        int bpp = (byte) bufferedImage.getColorModel().getPixelSize();
        ByteBuffer byteBuffer;
        DataBuffer db = bufferedImage.getData().getDataBuffer();
        if (db instanceof DataBufferInt) {
            int intI[] = ((DataBufferInt) (bufferedImage.getData().getDataBuffer())).getData();
            byte newI[] = new byte[intI.length * 4];
            for (int i = 0; i < intI.length; i++) {
                byte b[] = intToByteArray(intI[i]);
                int newIndex = i * 4;

                newI[newIndex] = b[1];
                newI[newIndex + 1] = b[2];
                newI[newIndex + 2] = b[3];
                newI[newIndex + 3] = b[0];
            }

            byteBuffer = ByteBuffer.allocateDirect(width * height * (bpp / 8)).order(ByteOrder.nativeOrder())
                    .put(newI);
        } else {
            byteBuffer = ByteBuffer.allocateDirect(width * height * (bpp / 8)).order(ByteOrder.nativeOrder())
                    .put(((DataBufferByte) (bufferedImage.getData().getDataBuffer())).getData());
        }
        byteBuffer.flip();

        int internalFormat = GL11.GL_RGBA8, format = GL11.GL_RGBA;
        IntBuffer textureId = BufferUtils.createIntBuffer(1);
        ;
        GL11.glGenTextures(textureId);
        GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureId.get(0));

        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL11.GL_CLAMP);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL11.GL_CLAMP);

        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);

        GL11.glTexEnvf(GL11.GL_TEXTURE_ENV, GL11.GL_TEXTURE_ENV_MODE, GL11.GL_MODULATE);

        GLU.gluBuild2DMipmaps(GL11.GL_TEXTURE_2D, internalFormat, width, height, format, GL11.GL_UNSIGNED_BYTE,
                byteBuffer);
        return textureId.get(0);

    } catch (Exception e) {
        e.printStackTrace();
        System.exit(-1);
    }

    return -1;
}

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