Example usage for org.lwjgl.opengl GL13 glActiveTexture

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL13 glActiveTexture.

Prototype

public static void glActiveTexture(@NativeType("GLenum") int texture) 

Source Link

Document

Selects which texture unit subsequent texture state calls will affect.

Usage

From source file:fr.veridiangames.client.rendering.renderers.guis.FontRenderer.java

License:Open Source License

public void render(GuiShader shader, Color4f color, float dropShadow) {
    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    font.fontTexture.bind(shader);//from  w w  w . j av  a2 s.  c om

    if (dropShadow != 0) {
        shader.setModelViewMatrix(Mat4.translate(x + dropShadow, y + dropShadow, 0));
        shader.setColor(0, 0, 0, 0.8f * color.getAlpha());
        glEnableVertexAttribArray(0);
        glEnableVertexAttribArray(1);
        glBindBuffer(GL_ARRAY_BUFFER, vbo);
        glVertexAttribPointer(0, 3, GL_FLOAT, false, 5 * 4, 0);
        glVertexAttribPointer(1, 2, GL_FLOAT, false, 5 * 4, 12);
        glDrawArrays(GL_QUADS, 0, text.length() * 4);
        glEnableVertexAttribArray(1);
        glEnableVertexAttribArray(0);
    }

    shader.setModelViewMatrix(Mat4.translate(x, y, 0));
    shader.setColor(color);
    glEnableVertexAttribArray(0);
    glEnableVertexAttribArray(1);
    glBindBuffer(GL_ARRAY_BUFFER, vbo);
    glVertexAttribPointer(0, 3, GL_FLOAT, false, 5 * 4, 0);
    glVertexAttribPointer(1, 2, GL_FLOAT, false, 5 * 4, 12);
    glDrawArrays(GL_QUADS, 0, text.length() * 4);
    glEnableVertexAttribArray(1);
    glEnableVertexAttribArray(0);

    Texture.unbind(shader);
}

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From source file:game.entity.lwjgl.EntityRenderer.java

private void prepareTexturedModel(TexturedModel model) {
    RawModel rawModel = model.getRawModel();
    if (rawModel.doesContainInvertedNormals()) {
        GL11.glDisable(GL11.GL_CULL_FACE);
    }/* ww w  .  ja v  a  2  s.  c  o m*/
    GL30.glBindVertexArray(rawModel.getVaoID());
    GL20.glEnableVertexAttribArray(VERTEX_POSITIONS);
    GL20.glEnableVertexAttribArray(TEXTURE_COORDS);
    GL20.glEnableVertexAttribArray(NORMAL_VECTORS);
    this.loadUniformFloat("shineDamper", model.getModelTexture().getShineDamper());
    this.loadUniformFloat("reflectivity", model.getModelTexture().getReflectivity());
    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, model.getModelTexture().getTextureID());

}

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From source file:game.skybox.lwjgl.SkyboxRenderer.java

public void render() {
    GL30.glBindVertexArray(cube.getVaoID());
    GL20.glEnableVertexAttribArray(0);//ww w.  j  a  v a 2  s.  co  m
    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GL11.glBindTexture(GL13.GL_TEXTURE_CUBE_MAP, texture);
    GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, cube.getVertexCount());
    GL20.glDisableVertexAttribArray(0);
    GL30.glBindVertexArray(0);
}

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From source file:game.terrain.lwjgl.TerrainRenderer.java

/**
 *
 * @param terrain//from  w  w w. j  a  va2  s .  c  o  m
 */
private void bindTextures(Terrain terrain) {
    TerrainTexturePack texturePack = terrain.getTexturePack();
    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texturePack.getBackgroundTexture().getTextureID());
    GL13.glActiveTexture(GL13.GL_TEXTURE1);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texturePack.getrTexture().getTextureID());
    GL13.glActiveTexture(GL13.GL_TEXTURE2);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texturePack.getgTexture().getTextureID());
    GL13.glActiveTexture(GL13.GL_TEXTURE3);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texturePack.getbTexture().getTextureID());
    GL13.glActiveTexture(GL13.GL_TEXTURE4);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, terrain.getBlendMap().getTextureID());
}

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From source file:gui.lwjgl.GUIRenderer.java

@Override
public void render(GUIRenderable element) {
    GL30.glBindVertexArray(element.getGUIElement().getVaoID());
    GL20.glEnableVertexAttribArray(VERTEX_POSITIONS);
    GL20.glEnableVertexAttribArray(TEXTURE_COORDS);

    Matrix4f transformationMatrix = Maths.createTransformationMatrix(
            new Vector2f(((2.0f * element.getGUIElement().getPosition().x) / Display.getWidth() - 1),
                    -1 * ((2.0f * element.getGUIElement().getPosition().y) / Display.getHeight()) + 1f),
            element.getGUIElement().getRotation(),
            element.getGUIElement().getWidth() / (float) (Display.getWidth() / 2),
            element.getGUIElement().getHeight() / (float) (Display.getHeight() / 2));

    this.loadUniformMatrix("transformationMatrix", transformationMatrix);

    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, element.getGUIElement().getTexture().getTextureID());
    GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, 6);

    GL20.glDisableVertexAttribArray(VERTEX_POSITIONS);
    GL20.glDisableVertexAttribArray(TEXTURE_COORDS);
    GL30.glBindVertexArray(0);/*from  ww  w  .j  a v a  2 s  . c o  m*/
}

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From source file:hud.StatusOverlay.java

License:Open Source License

public void draw() {
    int energy = Math.round(player.getMech().getEnergy() * 2.56f);
    int armour = Math.round(player.getMech().getArmour() * 2.56f);
    int baseArmour = player.getHomeBase().getLife();
    int ammo = Math.round(player.getMech().getAmmo() * 2.56f);
    baseStatus.setValue(baseArmour);// w w  w .j a va 2  s . com

    if (player.getUnitOrder() != null) {
        if (player.getUnitOrder().ready()) {
            orderReadyIcon.bind();
        } else {
            orderProcessingIcon.bind();
        }
        GL11.glEnable(GL11.GL_BLEND);
        GL11.glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
        GL11.glBegin(GL11.GL_QUADS);
        GL11.glTexCoord2f(0, 0);
        GL11.glVertex2i(384, 16);
        GL11.glTexCoord2f(0, 1);
        GL11.glVertex2i(384, 48);
        GL11.glTexCoord2f(1, 1);
        GL11.glVertex2i(384 + 32, 48);
        GL11.glTexCoord2f(1, 0);
        GL11.glVertex2i(384 + 32, 16);
        GL11.glEnd();
        GL11.glDisable(GL11.GL_BLEND);
    }

    GL11.glDisable(GL11.GL_LIGHTING);
    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GL11.glDisable(GL11.GL_TEXTURE_2D);
    GL13.glActiveTexture(GL13.GL_TEXTURE1);
    GL11.glDisable(GL11.GL_TEXTURE_2D);
    energyStatus.draw();
    armourStatus.draw();
    baseStatus.draw();
    ammoStatus.draw();

}

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From source file:illarion.client.graphics.WeatherRenderer.java

License:Open Source License

/**
 * This function applies the post processing to the image.
 *
 * @param renderImage the image that is rendered to the screen, this image remains unchanged
 * @return the new image with the post processed graphics
 *///from  w  w  w .java 2s.  c om
public Image postProcess(@Nonnull final Image renderImage) throws SlickException {
    load();

    Image currentImage = renderImage;

    if (World.getWeather().isFog() && World.getWeather().isOutside()) {
        final Image tempImage = getNextProcessImage(renderImage.getWidth(), renderImage.getHeight());
        final Graphics g = tempImage.getGraphics();
        Graphics.setCurrent(g);

        fogShader.bind();
        fogShader.setTexture(0);
        final float x = 0.5f * renderImage.getTextureWidth();
        final float y = 0.5f * renderImage.getTextureHeight();
        fogShader.setCenter(x, y);
        fogShader.setDensity(World.getWeather().getFog() * ((float) renderImage.getHeight() / 200.f));

        g.drawImage(currentImage, 0, 0);

        fogShader.unbind();

        currentImage = tempImage;
    }

    if (World.getWeather().isRain() && World.getWeather().isOutside()) {
        final Image tempImage = getNextProcessImage(renderImage.getWidth(), renderImage.getHeight());
        final Graphics g = tempImage.getGraphics();
        Graphics.setCurrent(g);

        GL13.glActiveTexture(GL13.GL_TEXTURE1);
        rainTexture.bind();
        GL13.glActiveTexture(GL13.GL_TEXTURE0);
        renderImage.bind();

        rainShader.bind();
        rainShader.setBackgroundTexture(0);
        rainShader.setRainTexture(1);
        rainShader.setRainTextureOffset(rainTexture.getTextureOffsetX(), rainTexture.getTextureOffsetY());
        rainShader.setRainTextureSize(rainTexture.getTextureWidth(), rainTexture.getTextureHeight());
        rainShader.setRainTextureScale(
                (float) renderImage.getTexture().getTextureWidth()
                        / (float) rainTexture.getTexture().getTextureWidth(),
                (float) renderImage.getTexture().getTextureHeight()
                        / (float) rainTexture.getTexture().getTextureHeight());
        rainShader.setIntensity(World.getWeather().getRain() / 100.f);
        rainShader.setGustStrength(Math.abs(World.getWeather().getGusts()) / 100.f);
        rainShader.setWindDirection(World.getWeather().getWind() / 100.f);
        rainShader.setAnimation(rainDropping);
        rainShader.setGustAnimation(gustAnimation);
        rainShader.setMapOffset(Camera.getInstance().getViewportOffsetX(),
                Camera.getInstance().getViewportOffsetY());

        g.drawImage(currentImage, 0, 0);

        rainShader.unbind();
        currentImage = tempImage;
    }

    return currentImage;
}

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From source file:io.root.gfx.glutils.GL.java

License:Apache License

public static void glActiveTexture(int texture) {
    GL13.glActiveTexture(texture);
}

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From source file:itdelatrisu.opsu.render.CurveRenderState.java

License:Open Source License

/**
 * Restore the old OpenGL state that's backed up in {@code state}.
 * @param state the old state to restore
 *///from  www  .j  a v  a2  s . c  om
private void endRender(RenderState state) {
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glPopMatrix();
    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glPopMatrix();
    GL11.glEnable(GL11.GL_BLEND);
    GL20.glUseProgram(state.oldProgram);
    GL13.glActiveTexture(state.texUnit);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, state.oldArrayBuffer);
    if (!state.depthWriteEnabled)
        GL11.glDepthMask(false);
    if (!state.depthEnabled)
        GL11.glDisable(GL11.GL_DEPTH_TEST);
    if (state.texEnabled)
        GL11.glEnable(GL11.GL_TEXTURE_2D);
    if (state.smoothedPoly)
        GL11.glEnable(GL11.GL_POLYGON_SMOOTH);
    if (!state.blendEnabled)
        GL11.glDisable(GL11.GL_BLEND);
}

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From source file:ivengine.Util.java

License:Creative Commons License

/**
 * Loads a texture from a URL <filename> into a texture unit <textureUnit>
 *///w w  w .  j  a  v a2 s  .c o m
public static int loadPNGTexture(URL filename, int textureUnit) {
    ByteBuffer buf = null;
    int tWidth = 0;
    int tHeight = 0;

    try {
        // Open the PNG file as an InputStream
        InputStream in = filename.openStream();
        // Link the PNG decoder to this stream
        PNGDecoder decoder = new PNGDecoder(in);

        // Get the width and height of the texture
        tWidth = decoder.getWidth();
        tHeight = decoder.getHeight();

        // Decode the PNG file in a ByteBuffer
        buf = ByteBuffer.allocateDirect(4 * decoder.getWidth() * decoder.getHeight());
        decoder.decode(buf, decoder.getWidth() * 4, Format.RGBA);
        buf.flip();

        in.close();
    } catch (IOException e) {
        e.printStackTrace();
        System.exit(-1);
    }

    // Create a new texture object in memory and bind it
    int texId = GL11.glGenTextures();
    GL13.glActiveTexture(textureUnit);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texId);

    // All RGB bytes are aligned to each other and each component is 1 byte
    GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1);

    // Upload the texture data and generate mip maps (for scaling)
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGB, tWidth, tHeight, 0, GL11.GL_RGBA,
            GL11.GL_UNSIGNED_BYTE, buf);
    //GL30.glGenerateMipmap(GL11.GL_TEXTURE_2D);

    // Setup the ST coordinate system
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL11.GL_REPEAT);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL11.GL_REPEAT);

    // Setup what to do when the texture has to be scaled
    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);

    return texId;
}

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