Example usage for org.lwjgl.opengl GL11 glTexImage2D

List of usage examples for org.lwjgl.opengl GL11 glTexImage2D

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL11 glTexImage2D.

Prototype

public static void glTexImage2D(@NativeType("GLenum") int target, @NativeType("GLint") int level,
        @NativeType("GLint") int internalformat, @NativeType("GLsizei") int width,
        @NativeType("GLsizei") int height, @NativeType("GLint") int border, @NativeType("GLenum") int format,
        @NativeType("GLenum") int type, @Nullable @NativeType("void const *") double[] pixels) 

Source Link

Document

Array version of: #glTexImage2D TexImage2D

Usage

From source file:a1.gui.GUI_Map.java

License:Open Source License

public void DoCreate() {
    IntBuffer tt = BufferUtils.createIntBuffer(1);
    GL11.glGenTextures(tt);//from   w ww. j a  v  a2s  .  com
    LightMap = tt.get(0);

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, LightMap);
    ByteBuffer bb = BufferUtils.createByteBuffer(1024 * 1024 * 4);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA8, 1024, 1024, 0, GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE,
            bb);
    GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
    GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
    Render2D.CheckError();
}

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

License:Apache License

/**
 * {@inheritDoc}//w w  w.j a v  a 2 s  . c  o m
 */
@Override
public void glTexImage2D(int target, int level, int internal, int width, int height, int border, int format,
        int type, Int8Array data) {
    GL11.glTexImage2D(target, level, internal, width, height, border, format, type, data.<ByteBuffer>data());
}

From source file:betterfonts.GlyphCache.java

License:Open Source License

/**
 * Allocate a new OpenGL texture for caching pre-rendered glyph images. The new texture is initialized to fully transparent
 * white so the individual glyphs images within can have a transparent border between them. The new texture remains bound
 * after returning from the function.//from   www .jav a2 s .c om
 *
 * @todo use GL_ALPHA4 if anti-alias is turned off for even smaller textures
 */
private void allocateGlyphCacheTexture() {
    /* Initialize the background to all white but fully transparent. */
    glyphCacheGraphics.clearRect(0, 0, TEXTURE_WIDTH, TEXTURE_HEIGHT);

    /* Allocate new OpenGL texure */
    singleIntBuffer.clear();
    GL11.glGenTextures(singleIntBuffer);
    textureName = singleIntBuffer.get(0);

    /* Load imageBuffer with pixel data ready for transfer to OpenGL texture */
    updateImageBuffer(0, 0, TEXTURE_WIDTH, TEXTURE_HEIGHT);

    /*
     * Initialize texture with the now cleared BufferedImage. Using a texture with GL_ALPHA8 internal format may result in
     * faster rendering since the GPU has to only fetch 1 byte per texel instead of 4 with a regular RGBA texture.
     */
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureName);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_ALPHA8, TEXTURE_WIDTH, TEXTURE_HEIGHT, 0, GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, imageBuffer);

    /* Explicitely disable mipmap support becuase updateTexture() will only update the base level 0 */
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
}

From source file:com.adavr.player.globjects.Texture.java

License:Open Source License

public static Texture create(int internalFormat, int width, int height, int format, int type,
        ByteBuffer pixels) {/*from  w w  w .  j  a  va  2s.c o m*/
    int id = GL11.glGenTextures();
    int target = GL11.GL_TEXTURE_2D;

    GL11.glBindTexture(target, id);

    GL11.glTexImage2D(target, 0, internalFormat, width, height, 0, format, type, pixels);

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

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

    return new Texture(id, target);
}

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

License:Open Source License

/**
 * <code>setupTexture</code> initializes a new Texture object for use with TextureRenderer. Generates a valid gl
 * texture id for this texture and inits the data type for the texture.
 *//*  ww  w .j  ava  2s  .  c o m*/
public void setupTexture(final Texture tex) {
    if (tex.getType() != Type.TwoDimensional) {
        throw new IllegalArgumentException("Unsupported type: " + tex.getType());
    }
    final RenderContext context = ContextManager.getCurrentContext();
    final TextureStateRecord record = (TextureStateRecord) context
            .getStateRecord(RenderState.StateType.Texture);

    // check if we are already setup... if so, throw error.
    if (tex.getTextureKey() == null) {
        tex.setTextureKey(TextureKey.getRTTKey(tex.getMinificationFilter()));
    } else if (tex.getTextureIdForContext(context.getGlContextRep()) != 0) {
        throw new Ardor3dException("Texture is already setup and has id.");
    }

    // Create the texture
    final IntBuffer ibuf = BufferUtils.createIntBuffer(1);
    GL11.glGenTextures(ibuf);
    final int textureId = ibuf.get(0);
    tex.setTextureIdForContext(context.getGlContextRep(), textureId);

    LwjglTextureStateUtil.doTextureBind(tex, 0, true);

    // Initialize our texture with some default data.
    final int internalFormat = LwjglTextureUtil.getGLInternalFormat(tex.getTextureStoreFormat());
    final int dataFormat = LwjglTextureUtil.getGLPixelFormatFromStoreFormat(tex.getTextureStoreFormat());
    final int pixelDataType = LwjglTextureUtil.getGLPixelDataType(tex.getRenderedTexturePixelDataType());

    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, internalFormat, _width, _height, 0, dataFormat, pixelDataType,
            (ByteBuffer) null);

    // Setup filtering and wrap
    final TextureRecord texRecord = record.getTextureRecord(textureId, tex.getType());
    LwjglTextureStateUtil.applyFilter(tex, texRecord, 0, record, context.getCapabilities());
    LwjglTextureStateUtil.applyWrap(tex, texRecord, 0, record, context.getCapabilities());

    logger.fine("setup pbuffer tex" + textureId + ": " + _width + "," + _height);
}

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

License:Open Source License

/**
 * <code>setupTexture</code> initializes a new Texture object for use with TextureRenderer. Generates a valid OpenGL
 * texture id for this texture and initializes the data type for the texture.
 *//*from   www  . j  a v a2s  .  c o  m*/
public void setupTexture(final Texture tex) {
    if (tex.getType() != Type.TwoDimensional && tex.getType() != Type.CubeMap) {
        throw new IllegalArgumentException("Texture type not supported: " + tex.getType());
    }

    final RenderContext context = ContextManager.getCurrentContext();
    final TextureStateRecord record = (TextureStateRecord) context
            .getStateRecord(RenderState.StateType.Texture);

    // check if we are already setup... if so, throw error.
    if (tex.getTextureKey() == null) {
        tex.setTextureKey(TextureKey.getRTTKey(tex.getMinificationFilter()));
    } else if (tex.getTextureIdForContext(context.getGlContextRep()) != 0) {
        throw new Ardor3dException("Texture is already setup and has id.");
    }

    // Create the texture
    final IntBuffer ibuf = BufferUtils.createIntBuffer(1);
    GL11.glGenTextures(ibuf);
    final int textureId = ibuf.get(0);
    tex.setTextureIdForContext(context.getGlContextRep(), textureId);

    LwjglTextureStateUtil.doTextureBind(tex, 0, true);

    // Initialize our texture with some default data.
    final int internalFormat = LwjglTextureUtil.getGLInternalFormat(tex.getTextureStoreFormat());
    final int dataFormat = LwjglTextureUtil.getGLPixelFormatFromStoreFormat(tex.getTextureStoreFormat());
    final int pixelDataType = LwjglTextureUtil.getGLPixelDataType(tex.getRenderedTexturePixelDataType());

    if (tex.getType() == Type.TwoDimensional) {
        GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, internalFormat, _width, _height, 0, dataFormat, pixelDataType,
                (ByteBuffer) null);
    } else {
        for (final Face face : Face.values()) {
            GL11.glTexImage2D(LwjglTextureStateUtil.getGLCubeMapFace(face), 0, internalFormat, _width, _height,
                    0, dataFormat, pixelDataType, (ByteBuffer) null);
        }
    }

    // Initialize mipmapping for this texture, if requested
    if (tex.getMinificationFilter().usesMipMapLevels()) {
        EXTFramebufferObject.glGenerateMipmapEXT(LwjglTextureStateUtil.getGLType(tex.getType()));
    }

    // Setup filtering and wrap
    final TextureRecord texRecord = record.getTextureRecord(textureId, tex.getType());
    LwjglTextureStateUtil.applyFilter(tex, texRecord, 0, record, context.getCapabilities());
    LwjglTextureStateUtil.applyWrap(tex, texRecord, 0, record, context.getCapabilities());

    logger.fine("setup fbo tex with id " + textureId + ": " + _width + "," + _height);
}

From source file:com.ardor3d.scene.state.lwjgl.LwjglTextureStateUtil.java

License:Open Source License

/**
 * bind texture and upload image data to card
 *///ww  w  .j av a 2s.  c  om
public static void update(final Texture texture, final int unit) {
    final RenderContext context = ContextManager.getCurrentContext();
    final ContextCapabilities caps = context.getCapabilities();

    texture.getTextureKey().setClean(context.getGlContextRep());

    // our texture type:
    final Texture.Type type = texture.getType();

    // bind our texture id to this unit.
    doTextureBind(texture, unit, false);

    // pass image data to OpenGL
    final Image image = texture.getImage();
    final boolean hasBorder = texture.hasBorder();
    if (image == null) {
        logger.warning("Image data for texture is null.");
    }

    // set alignment to support images with width % 4 != 0, as images are
    // not aligned
    GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1);

    // Get texture image data. Not all textures have image data.
    // For example, ApplyMode.Combine modes can use primary colors,
    // texture output, and constants to modify fragments via the
    // texture units.
    if (image != null) {
        final int maxSize = caps.getMaxTextureSize();
        final int actualWidth = image.getWidth();
        final int actualHeight = image.getHeight();

        final boolean needsPowerOfTwo = !caps.isNonPowerOfTwoTextureSupported()
                && (!MathUtils.isPowerOfTwo(image.getWidth()) || !MathUtils.isPowerOfTwo(image.getHeight()));
        if (actualWidth > maxSize || actualHeight > maxSize || needsPowerOfTwo) {
            if (needsPowerOfTwo) {
                logger.warning(
                        "(card unsupported) Attempted to apply texture with size that is not power of 2: "
                                + image.getWidth() + " x " + image.getHeight());
            }
            if (actualWidth > maxSize || actualHeight > maxSize) {
                logger.warning(
                        "(card unsupported) Attempted to apply texture with size bigger than max texture size ["
                                + maxSize + "]: " + image.getWidth() + " x " + image.getHeight());
            }

            int w = actualWidth;
            if (needsPowerOfTwo) {
                w = MathUtils.nearestPowerOfTwo(actualWidth);
            }
            if (w > maxSize) {
                w = maxSize;
            }

            int h = actualHeight;
            if (needsPowerOfTwo) {
                h = MathUtils.nearestPowerOfTwo(actualHeight);
            }
            if (h > maxSize) {
                h = maxSize;
            }
            logger.warning("Rescaling image to " + w + " x " + h + " !!!");

            // must rescale image to get "top" mipmap texture image
            final int pixFormat = LwjglTextureUtil.getGLPixelFormat(image.getDataFormat());
            final int pixDataType = LwjglTextureUtil.getGLPixelDataType(image.getDataType());
            final int bpp = ImageUtils.getPixelByteSize(image.getDataFormat(), image.getDataType());
            final ByteBuffer scaledImage = BufferUtils.createByteBuffer((w + 4) * h * bpp);
            final int error = MipMap.gluScaleImage(pixFormat, actualWidth, actualHeight, pixDataType,
                    image.getData(0), w, h, pixDataType, scaledImage);
            if (error != 0) {
                Util.checkGLError();
            }

            image.setWidth(w);
            image.setHeight(h);
            image.setData(scaledImage);
        }

        if (!texture.getMinificationFilter().usesMipMapLevels()
                && !texture.getTextureStoreFormat().isCompressed()) {

            // Load textures which do not need mipmap auto-generating and
            // which aren't using compressed images.

            switch (texture.getType()) {
            case TwoDimensional:
                // ensure the buffer is ready for reading
                image.getData(0).rewind();
                // send top level to card
                GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0,
                        LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()), image.getWidth(),
                        image.getHeight(), hasBorder ? 1 : 0,
                        LwjglTextureUtil.getGLPixelFormat(image.getDataFormat()),
                        LwjglTextureUtil.getGLPixelDataType(image.getDataType()), image.getData(0));
                break;
            case OneDimensional:
                // ensure the buffer is ready for reading
                image.getData(0).rewind();
                // send top level to card
                GL11.glTexImage1D(GL11.GL_TEXTURE_1D, 0,
                        LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()), image.getWidth(),
                        hasBorder ? 1 : 0, LwjglTextureUtil.getGLPixelFormat(image.getDataFormat()),
                        LwjglTextureUtil.getGLPixelDataType(image.getDataType()), image.getData(0));
                break;
            case ThreeDimensional:
                if (caps.isTexture3DSupported()) {
                    // concat data into single buffer:
                    int dSize = 0;
                    int count = 0;
                    ByteBuffer data = null;
                    for (int x = 0; x < image.getData().size(); x++) {
                        if (image.getData(x) != null) {
                            data = image.getData(x);
                            dSize += data.limit();
                            count++;
                        }
                    }
                    // reuse buffer if we can.
                    if (count != 1) {
                        data = BufferUtils.createByteBuffer(dSize);
                        for (int x = 0; x < image.getData().size(); x++) {
                            if (image.getData(x) != null) {
                                data.put(image.getData(x));
                            }
                        }
                        // ensure the buffer is ready for reading
                        data.flip();
                    }
                    // send top level to card
                    GL12.glTexImage3D(GL12.GL_TEXTURE_3D, 0,
                            LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                            image.getWidth(), image.getHeight(), image.getDepth(), hasBorder ? 1 : 0,
                            LwjglTextureUtil.getGLPixelFormat(image.getDataFormat()),
                            LwjglTextureUtil.getGLPixelDataType(image.getDataType()), data);
                } else {
                    logger.warning("This card does not support Texture3D.");
                }
                break;
            case CubeMap:
                // NOTE: Cubemaps MUST be square, so height is ignored
                // on purpose.
                if (caps.isTextureCubeMapSupported()) {
                    for (final TextureCubeMap.Face face : TextureCubeMap.Face.values()) {
                        // ensure the buffer is ready for reading
                        image.getData(face.ordinal()).rewind();
                        // send top level to card
                        GL11.glTexImage2D(getGLCubeMapFace(face), 0,
                                LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                                image.getWidth(), image.getWidth(), hasBorder ? 1 : 0,
                                LwjglTextureUtil.getGLPixelFormat(image.getDataFormat()),
                                LwjglTextureUtil.getGLPixelDataType(image.getDataType()),
                                image.getData(face.ordinal()));
                    }
                } else {
                    logger.warning("This card does not support Cubemaps.");
                }
                break;
            }
        } else if (texture.getMinificationFilter().usesMipMapLevels() && !image.hasMipmaps()
                && !texture.getTextureStoreFormat().isCompressed()) {

            // For textures which need mipmaps auto-generating and which
            // aren't using compressed images, generate the mipmaps.
            // A new mipmap builder may be needed to build mipmaps for
            // compressed textures.

            if (caps.isAutomaticMipmapsSupported()) {
                // Flag the card to generate mipmaps
                GL11.glTexParameteri(getGLType(type), SGISGenerateMipmap.GL_GENERATE_MIPMAP_SGIS, GL11.GL_TRUE);
            }

            switch (type) {
            case TwoDimensional:
                // ensure the buffer is ready for reading
                image.getData(0).rewind();
                if (caps.isAutomaticMipmapsSupported()) {
                    // send top level to card
                    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0,
                            LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                            image.getWidth(), image.getHeight(), hasBorder ? 1 : 0,
                            LwjglTextureUtil.getGLPixelFormat(image.getDataFormat()),
                            LwjglTextureUtil.getGLPixelDataType(image.getDataType()), image.getData(0));
                } else {
                    // send to card
                    GLU.gluBuild2DMipmaps(GL11.GL_TEXTURE_2D,
                            LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                            image.getWidth(), image.getHeight(),
                            LwjglTextureUtil.getGLPixelFormat(image.getDataFormat()),
                            LwjglTextureUtil.getGLPixelDataType(image.getDataType()), image.getData(0));
                }
                break;
            case OneDimensional:
                // ensure the buffer is ready for reading
                image.getData(0).rewind();
                if (caps.isAutomaticMipmapsSupported()) {
                    // send top level to card
                    GL11.glTexImage1D(GL11.GL_TEXTURE_1D, 0,
                            LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                            image.getWidth(), hasBorder ? 1 : 0,
                            LwjglTextureUtil.getGLPixelFormat(image.getDataFormat()),
                            LwjglTextureUtil.getGLPixelDataType(image.getDataType()), image.getData(0));
                } else {
                    // Note: LWJGL's GLU class does not support
                    // gluBuild1DMipmaps.
                    logger.warning(
                            "non-fbo 1d mipmap generation is not currently supported.  Use DDS or a non-mipmap minification filter.");
                    return;
                }
                break;
            case ThreeDimensional:
                if (caps.isTexture3DSupported()) {
                    if (caps.isAutomaticMipmapsSupported()) {
                        // concat data into single buffer:
                        int dSize = 0;
                        int count = 0;
                        ByteBuffer data = null;
                        for (int x = 0; x < image.getData().size(); x++) {
                            if (image.getData(x) != null) {
                                data = image.getData(x);
                                dSize += data.limit();
                                count++;
                            }
                        }
                        // reuse buffer if we can.
                        if (count != 1) {
                            data = BufferUtils.createByteBuffer(dSize);
                            for (int x = 0; x < image.getData().size(); x++) {
                                if (image.getData(x) != null) {
                                    data.put(image.getData(x));
                                }
                            }
                            // ensure the buffer is ready for reading
                            data.flip();
                        }
                        // send top level to card
                        GL12.glTexImage3D(GL12.GL_TEXTURE_3D, 0,
                                LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                                image.getWidth(), image.getHeight(), image.getDepth(), hasBorder ? 1 : 0,
                                LwjglTextureUtil.getGLPixelFormat(image.getDataFormat()),
                                LwjglTextureUtil.getGLPixelDataType(image.getDataType()), data);
                    } else {
                        // Note: LWJGL's GLU class does not support
                        // gluBuild3DMipmaps.
                        logger.warning(
                                "non-fbo 3d mipmap generation is not currently supported.  Use DDS or a non-mipmap minification filter.");
                        return;
                    }
                } else {
                    logger.warning("This card does not support Texture3D.");
                    return;
                }
                break;
            case CubeMap:
                // NOTE: Cubemaps MUST be square, so height is ignored
                // on purpose.
                if (caps.isTextureCubeMapSupported()) {
                    if (caps.isAutomaticMipmapsSupported()) {
                        for (final TextureCubeMap.Face face : TextureCubeMap.Face.values()) {
                            // ensure the buffer is ready for reading
                            image.getData(face.ordinal()).rewind();
                            // send top level to card
                            GL11.glTexImage2D(getGLCubeMapFace(face), 0,
                                    LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                                    image.getWidth(), image.getWidth(), hasBorder ? 1 : 0,
                                    LwjglTextureUtil.getGLPixelFormat(image.getDataFormat()),
                                    LwjglTextureUtil.getGLPixelDataType(image.getDataType()),
                                    image.getData(face.ordinal()));
                        }
                    } else {
                        for (final TextureCubeMap.Face face : TextureCubeMap.Face.values()) {
                            // ensure the buffer is ready for reading
                            image.getData(face.ordinal()).rewind();
                            // send to card
                            GLU.gluBuild2DMipmaps(getGLCubeMapFace(face),
                                    LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                                    image.getWidth(), image.getWidth(),
                                    LwjglTextureUtil.getGLPixelFormat(image.getDataFormat()),
                                    LwjglTextureUtil.getGLPixelDataType(image.getDataType()),
                                    image.getData(face.ordinal()));
                        }
                    }
                } else {
                    logger.warning("This card does not support Cubemaps.");
                    return;
                }
                break;
            }

            if (texture.getTextureMaxLevel() >= 0) {
                GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL12.GL_TEXTURE_MAX_LEVEL,
                        texture.getTextureMaxLevel());
            }
        } else {
            // Here we handle textures that are either compressed or have predefined mipmaps.
            // Get mipmap data sizes and amount of mipmaps to send to opengl. Then loop through all mipmaps and send
            // them.
            int[] mipSizes = image.getMipMapByteSizes();
            ByteBuffer data = null;

            if (type == Type.CubeMap) {
                if (caps.isTextureCubeMapSupported()) {
                    for (final TextureCubeMap.Face face : TextureCubeMap.Face.values()) {
                        data = image.getData(face.ordinal());
                        int pos = 0;
                        int max = 1;

                        if (mipSizes == null) {
                            mipSizes = new int[] { data.capacity() };
                        } else if (texture.getMinificationFilter().usesMipMapLevels()) {
                            max = mipSizes.length;
                        }

                        // set max mip level
                        GL11.glTexParameteri(getGLCubeMapFace(face), GL12.GL_TEXTURE_MAX_LEVEL, max - 1);

                        for (int m = 0; m < max; m++) {
                            final int width = Math.max(1, image.getWidth() >> m);
                            final int height = Math.max(1, image.getHeight() >> m);

                            data.position(pos);
                            data.limit(pos + mipSizes[m]);

                            if (texture.getTextureStoreFormat().isCompressed()) {
                                ARBTextureCompression.glCompressedTexImage2DARB(getGLCubeMapFace(face), m,
                                        LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                                        width, height, hasBorder ? 1 : 0, data);
                            } else {
                                GL11.glTexImage2D(getGLCubeMapFace(face), m,
                                        LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                                        width, height, hasBorder ? 1 : 0,
                                        LwjglTextureUtil.getGLPixelFormat(image.getDataFormat()),
                                        LwjglTextureUtil.getGLPixelDataType(image.getDataType()), data);
                            }
                            pos += mipSizes[m];
                        }
                    }
                } else {
                    logger.warning("This card does not support CubeMaps.");
                    return;
                }
            } else {
                data = image.getData(0);
                int pos = 0;
                int max = 1;

                if (mipSizes == null) {
                    mipSizes = new int[] { data.capacity() };
                } else if (texture.getMinificationFilter().usesMipMapLevels()) {
                    max = mipSizes.length;
                }

                // Set max mip level
                switch (type) {
                case TwoDimensional:
                    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL12.GL_TEXTURE_MAX_LEVEL, max - 1);
                    break;
                case ThreeDimensional:
                    GL11.glTexParameteri(GL12.GL_TEXTURE_3D, GL12.GL_TEXTURE_MAX_LEVEL, max - 1);
                    break;
                case OneDimensional:
                    GL11.glTexParameteri(GL11.GL_TEXTURE_1D, GL12.GL_TEXTURE_MAX_LEVEL, max - 1);
                    break;
                }

                if (type == Type.ThreeDimensional) {
                    if (caps.isTexture3DSupported()) {
                        // concat data into single buffer:
                        int dSize = 0;
                        int count = 0;
                        for (int x = 0; x < image.getData().size(); x++) {
                            if (image.getData(x) != null) {
                                data = image.getData(x);
                                dSize += data.limit();
                                count++;
                            }
                        }
                        // reuse buffer if we can.
                        if (count != 1) {
                            data = BufferUtils.createByteBuffer(dSize);
                            for (int x = 0; x < image.getData().size(); x++) {
                                if (image.getData(x) != null) {
                                    data.put(image.getData(x));
                                }
                            }
                            // ensure the buffer is ready for reading
                            data.flip();
                        }
                    } else {
                        logger.warning("This card does not support Texture3D.");
                        return;
                    }
                }

                for (int m = 0; m < max; m++) {
                    final int width = Math.max(1, image.getWidth() >> m);
                    final int height = Math.max(1, image.getHeight() >> m);

                    data.position(pos);
                    data.limit(pos + mipSizes[m]);

                    switch (type) {
                    case TwoDimensional:
                        if (texture.getTextureStoreFormat().isCompressed()) {
                            ARBTextureCompression.glCompressedTexImage2DARB(GL11.GL_TEXTURE_2D, m,
                                    LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                                    width, height, hasBorder ? 1 : 0, data);
                        } else {
                            GL11.glTexImage2D(GL11.GL_TEXTURE_2D, m,
                                    LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                                    width, height, hasBorder ? 1 : 0,
                                    LwjglTextureUtil.getGLPixelFormat(image.getDataFormat()),
                                    LwjglTextureUtil.getGLPixelDataType(image.getDataType()), data);
                        }
                        break;
                    case OneDimensional:
                        if (texture.getTextureStoreFormat().isCompressed()) {
                            ARBTextureCompression.glCompressedTexImage1DARB(GL11.GL_TEXTURE_1D, m,
                                    LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                                    width, hasBorder ? 1 : 0, data);
                        } else {
                            GL11.glTexImage1D(GL11.GL_TEXTURE_1D, m,
                                    LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                                    width, hasBorder ? 1 : 0,
                                    LwjglTextureUtil.getGLPixelFormat(image.getDataFormat()),
                                    LwjglTextureUtil.getGLPixelDataType(image.getDataType()), data);
                        }
                        break;
                    case ThreeDimensional:
                        final int depth = Math.max(1, image.getDepth() >> m);
                        // already checked for support above...
                        if (texture.getTextureStoreFormat().isCompressed()) {
                            ARBTextureCompression.glCompressedTexImage3DARB(GL12.GL_TEXTURE_3D, m,
                                    LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                                    width, height, depth, hasBorder ? 1 : 0, data);
                        } else {
                            GL12.glTexImage3D(GL12.GL_TEXTURE_3D, m,
                                    LwjglTextureUtil.getGLInternalFormat(texture.getTextureStoreFormat()),
                                    width, height, depth, hasBorder ? 1 : 0,
                                    LwjglTextureUtil.getGLPixelFormat(image.getDataFormat()),
                                    LwjglTextureUtil.getGLPixelDataType(image.getDataType()), data);
                        }
                        break;
                    }
                    pos += mipSizes[m];
                }
            }
            if (data != null) {
                data.clear();
            }
        }
    }
}

From source file:com.ardor3d.util.lwjgl.LwjglTextureUpdater.java

License:Open Source License

public static void updateTexture(final Texture texture, final ByteBuffer data, final int w, final int h,
        final Format format) {
    final int dataFormat = LwjglTextureUtil.getGLDataFormat(format);
    final int pixelFormat = LwjglTextureUtil.getGLPixelFormat(format);

    idBuff.clear();/*w w  w .ja va  2s .c o m*/
    GL11.glGetInteger(GL11.GL_TEXTURE_BINDING_2D, idBuff);
    final int oldTex = idBuff.get();

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texture.getTextureId());
    GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1);

    if (glTexSubImage2DSupported) {
        GL11.glTexSubImage2D(GL11.GL_TEXTURE_2D, 0, 0, 0, w, h, pixelFormat, GL11.GL_UNSIGNED_BYTE, data);

        try {
            Util.checkGLError();
        } catch (final OpenGLException e) {
            glTexSubImage2DSupported = false;
            updateTexture(texture, data, w, h, format);
        }
    } else {
        GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, dataFormat, w, h, 0, pixelFormat, GL11.GL_UNSIGNED_BYTE, data);
    }

    GL11.glBindTexture(GL11.GL_TEXTURE_2D, oldTex);
}

From source file:com.auroraengine.opengl.GLTexture.java

License:Open Source License

@Override
public void update() throws GLException {
    if (tex_ref != 0) {
        GL11.glBindTexture(GL11.GL_TEXTURE_2D, tex_ref);

        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, min_filter);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, mag_filter);

        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, wrap_s);
        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, wrap_t);

        if (image_modified) {
            ByteBuffer bb = ByteBuffer.allocateDirect(4 * img.getWidth() * img.getHeight());
            GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL12.GL_BGRA, img.getWidth(), img.getHeight(), 0,
                    GL12.GL_BGRA, GL11.GL_UNSIGNED_BYTE, bb);
            // TODO: Redirect images to buffers
        }/*from   w ww  . j  av a 2s  .  co m*/
    }
}

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

License:Apache License

public void glTexImage2D(int target, int level, int internalFormat, int width, int height, int border,
        int format, int type, Buffer pixels) {
    if (pixels == null)
        GL11.glTexImage2D(target, level, internalFormat, width, height, border, format, type,
                (ByteBuffer) null);
    else if (pixels instanceof ByteBuffer)
        GL11.glTexImage2D(target, level, internalFormat, width, height, border, format, type,
                (ByteBuffer) pixels);
    else if (pixels instanceof ShortBuffer)
        GL11.glTexImage2D(target, level, internalFormat, width, height, border, format, type,
                (ShortBuffer) pixels);
    else if (pixels instanceof IntBuffer)
        GL11.glTexImage2D(target, level, internalFormat, width, height, border, format, type,
                (IntBuffer) pixels);
    else if (pixels instanceof FloatBuffer)
        GL11.glTexImage2D(target, level, internalFormat, width, height, border, format, type,
                (FloatBuffer) pixels);
    else if (pixels instanceof DoubleBuffer)
        GL11.glTexImage2D(target, level, internalFormat, width, height, border, format, type,
                (DoubleBuffer) pixels);
    else//from  w  w w . j a  v a  2s.  com
        throw new GdxRuntimeException("Can't use " + pixels.getClass().getName()
                + " with this method. Use ByteBuffer, ShortBuffer, IntBuffer, FloatBuffer or DoubleBuffer instead. Blame LWJGL");
}