Example usage for org.lwjgl.opengl GL14 GL_TEXTURE_LOD_BIAS

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL14 GL_TEXTURE_LOD_BIAS.

Prototype

int GL_TEXTURE_LOD_BIAS

To view the source code for org.lwjgl.opengl GL14 GL_TEXTURE_LOD_BIAS.

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Document

When the target parameter of GetTexEnvfv, GetTexEnviv, TexEnvi, TexEnvf, TexEnviv, and TexEnvfv is TEXTURE_FILTER_CONTROL, then the value of pname may be.

Usage

From source file:com.foudroyantfactotum.mod.fousarchive.midi.generation.MidiTexture.java

License:Open Source License

@Override
public void loadTexture(IResourceManager resourceManager) throws IOException {
    final int xSize = getSmallTextureSize();
    final int ySize = 88;
    byte[] res = null;

    try (final InputStream io = resourceManager.getResource(rl).getInputStream()) {
        res = getMidiTrack(io, xSize, ySize);
    } catch (InvalidMidiDataException e) {
        e.printStackTrace();/*  w ww  .  ja v a 2 s  .  c  o m*/
    }

    if (res != null) {
        this.deleteGlTexture();

        GlStateManager.bindTexture(this.getGlTextureId());

        final ByteBuffer bb = (ByteBuffer) BufferUtils.createByteBuffer(res.length).put(res).flip();

        GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL12.GL_TEXTURE_MAX_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);
        GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL12.GL_TEXTURE_MIN_LOD, 0.0f);
        GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL12.GL_TEXTURE_MAX_LOD, 0.0f);
        GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL14.GL_TEXTURE_LOD_BIAS, 0.0f);

        GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGB, xSize, ySize, 0, GL11.GL_RGB, GL11.GL_BYTE, bb);
    }
}

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From source file:com.grillecube.client.opengl.GLTexture.java

/** generate a mipmap (texture lod) */
public final void generateMipmap(float bias) {
    this.bind(GL13.GL_TEXTURE0, GL11.GL_TEXTURE_2D);
    GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);
    this.parameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR_MIPMAP_LINEAR);
    this.parameterf(GL11.GL_TEXTURE_2D, GL14.GL_TEXTURE_LOD_BIAS, bias);
}

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From source file:dataAccess.lwjgl.VAO_Loader.java

public static int loadTexture(File file) {
    int textureID;
    if (textureMap.containsKey(file.getAbsolutePath())) {
        textureID = textureMap.get(file.getAbsolutePath());
    } else {//from   w w w . j  a  va  2s  .c om
        Texture texture = null;
        try {
            texture = TextureLoader.getTexture("PNG", new FileInputStream(file));

        } catch (IOException ex) {
            Logger.getLogger(VAO_Loader.class.getName()).log(Level.SEVERE, null, ex);
        }
        textureID = texture.getTextureID();
        textureMap.put(file.getAbsolutePath(), textureID);
    }
    GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR_MIPMAP_LINEAR);
    GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL14.GL_TEXTURE_LOD_BIAS, 0f);
    if (GLContext.getCapabilities().GL_EXT_texture_filter_anisotropic) {
        if (Settings.ANISOTROPIC_FILTERING) {
            float amount = Math.min(4f,
                    GL11.glGetFloat(EXTTextureFilterAnisotropic.GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT));
            GL11.glTexParameterf(GL11.GL_TEXTURE_2D, EXTTextureFilterAnisotropic.GL_TEXTURE_MAX_ANISOTROPY_EXT,
                    amount);
        }
    } else {
        System.out.println("no anisotropic filtering possible!");
    }
    return textureID;
}

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From source file:net.smert.frameworkgl.opengl.helpers.TextureHelper.java

License:Apache License

public void setLodBias(float lodBias) {
    GL11.glTexParameterf(textureTarget, GL14.GL_TEXTURE_LOD_BIAS, lodBias);
}

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From source file:org.getspout.spout.config.MipMapUtils.java

License:Open Source License

public static void onTick(int texture, float targetFade, float currentFade) {
    GL11.glPushMatrix();/*from  w  w w.j a va  2 s  . com*/
    GL11.glBindTexture(3553, texture);

    if (targetFade != currentFade) {
        if (targetFade < currentFade) {
            currentFade -= 0.01f;
            if (currentFade <= targetFade) {
                currentFade = targetFade;
            }
        } else {
            currentFade += 0.01f;
            if (currentFade >= targetFade) {
                currentFade = targetFade;
            }
        }

        if (currentFade <= 0.0f) {
            GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
            GL11.glAlphaFunc(GL11.GL_GREATER, 0.01F); //default blend state

            updateTerrain = false;
            GL11.glPopMatrix();
            return;
        } else {
            GL11.glTexEnvf(GL14.GL_TEXTURE_FILTER_CONTROL, GL14.GL_TEXTURE_LOD_BIAS,
                    getMipmapLevels(texture) * (currentFade - 1.0f));
        }
    }

    switch (mode) {
    case 1:
        GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);
        break;

    case 2:
        EXTFramebufferObject.glGenerateMipmapEXT(GL11.GL_TEXTURE_2D);
        break;
    }
    GL11.glAlphaFunc(GL11.GL_GEQUAL, 0.3F); //more strict blend state
    GL11.glPopMatrix();
}

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From source file:org.spoutcraft.client.config.MipMapUtils.java

License:Open Source License

public static void onTick(int texture, float targetFade, float currentFade) {
    GL11.glPushMatrix();/*from ww  w  . j  a  v  a2  s.  com*/
    SpoutClient.getHandle().renderEngine.bindTexture(texture);

    if (targetFade != currentFade) {
        if (targetFade < currentFade) {
            currentFade -= 0.01f;
            if (currentFade <= targetFade) {
                currentFade = targetFade;
            }
        } else {
            currentFade += 0.01f;
            if (currentFade >= targetFade) {
                currentFade = targetFade;
            }
        }

        if (currentFade <= 0.0f) {
            GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
            GL11.glAlphaFunc(GL11.GL_GREATER, 0.01F); // Default blend state

            updateTerrain = false;
            GL11.glPopMatrix();
            return;
        } else {
            GL11.glTexEnvf(GL14.GL_TEXTURE_FILTER_CONTROL, GL14.GL_TEXTURE_LOD_BIAS,
                    getMipmapLevels(texture) * (currentFade - 1.0f));
        }
    }

    switch (mode) {
    case 1:
        GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);
        break;
    case 2:
        EXTFramebufferObject.glGenerateMipmapEXT(GL11.GL_TEXTURE_2D);
        break;
    }
    GL11.glAlphaFunc(GL11.GL_GEQUAL, 0.3F); // More strict blend state
    GL11.glPopMatrix();
}

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