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:org.terasology.rendering.shader.ShaderParametersSky.java

License:Apache License

@Override
public void applyParameters(Material program) {
    super.applyParameters(program);

    int texId = 0;
    GL13.glActiveTexture(GL13.GL_TEXTURE0 + texId);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, Assets.getTexture("engine:sky90").getId());
    program.setInt("texSky90", texId++, true);
    GL13.glActiveTexture(GL13.GL_TEXTURE0 + texId);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, Assets.getTexture("engine:sky180").getId());
    program.setInt("texSky180", texId++, true);

    WorldRenderer worldRenderer = CoreRegistry.get(WorldRenderer.class);
    WorldProvider worldProvider = CoreRegistry.get(WorldProvider.class);

    if (worldProvider != null && worldRenderer != null) {
        program.setFloat("colorExp", worldRenderer.getSkysphere().getColorExp(), true);

        Vector3f sunDirection = worldRenderer.getSkysphere().getSunDirection(false);
        Vector3d zenithColor = getAllWeatherZenith(sunDirection.y, worldRenderer.getSkysphere().getTurbidity());

        program.setFloat("sunAngle", worldRenderer.getSkysphere().getSunPosAngle(), true);
        program.setFloat("turbidity", (Float) worldRenderer.getSkysphere().getTurbidity(), true);
        program.setFloat3("zenith", (float) zenithColor.x, (float) zenithColor.y, (float) zenithColor.z, true);
    }//from  w w  w . jav a 2s.c om

    program.setFloat4("skySettings", sunExponent, moonExponent, skyDaylightBrightness, skyNightBrightness,
            true);
}

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From source file:org.terasology.rendering.shader.ShaderParametersSobel.java

License:Apache License

@Override
public void applyParameters(Material program) {
    super.applyParameters(program);

    DefaultRenderingProcess.FBO scene = DefaultRenderingProcess.getInstance().getFBO("sceneOpaque");

    if (scene != null) {
        GL13.glActiveTexture(GL13.GL_TEXTURE0);
        scene.bindDepthTexture();/*from  w  w w.j a  v a  2 s  .c  o  m*/
        program.setInt("texDepth", 0);

        program.setFloat("texelWidth", 1.0f / scene.width);
        program.setFloat("texelHeight", 1.0f / scene.height);
    }

    program.setFloat("pixelOffsetX", pixelOffsetX);
    program.setFloat("pixelOffsetY", pixelOffsetY);
}

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From source file:org.terasology.rendering.shader.ShaderParametersSSAO.java

License:Apache License

@Override
public void applyParameters(Material program) {
    super.applyParameters(program);

    DefaultRenderingProcess.FBO scene = DefaultRenderingProcess.getInstance().getFBO("sceneOpaque");

    int texId = 0;

    if (scene != null) {
        GL13.glActiveTexture(GL13.GL_TEXTURE0);
        scene.bindDepthTexture();/*from ww w .  j  a  v  a 2s  .  co m*/
        program.setInt("texDepth", texId++, true);
        GL13.glActiveTexture(GL13.GL_TEXTURE1);
        scene.bindNormalsTexture();
        program.setInt("texNormals", texId++, true);
    }

    Texture ssaoNoiseTexture = updateNoiseTexture();

    GL13.glActiveTexture(GL13.GL_TEXTURE2);
    glBindTexture(GL11.GL_TEXTURE_2D, ssaoNoiseTexture.getId());
    program.setInt("texNoise", texId++, true);

    program.setFloat4("ssaoSettings", ssaoStrength, ssaoRad, 0.0f, 0.0f, true);

    if (CoreRegistry.get(WorldRenderer.class) != null) {
        Camera activeCamera = CoreRegistry.get(WorldRenderer.class).getActiveCamera();
        if (activeCamera != null) {
            program.setMatrix4("invProjMatrix", activeCamera.getInverseProjectionMatrix(), true);
            program.setMatrix4("projMatrix", activeCamera.getProjectionMatrix(), true);
        }
    }
}

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From source file:org.terasology.rendering.shader.ShaderParametersToneMapping.java

License:Apache License

@Override
public void applyParameters(Material program) {
    super.applyParameters(program);

    DisplayResolutionDependentFBOs displayResolutionDependentFBOs = CoreRegistry
            .get(DisplayResolutionDependentFBOs.class); // TODO: switch from CoreRegistry to Context.
    ScreenGrabber screenGrabber = CoreRegistry.get(ScreenGrabber.class);

    // TODO: move into a tone mapping node
    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    displayResolutionDependentFBOs.bindFboColorTexture(InitialPostProcessingNode.INITIAL_POST_FBO);
    program.setInt("texScene", 0, true);

    program.setFloat("exposure", screenGrabber.getExposure() * exposureBias, true);
    program.setFloat("whitePoint", whitePoint, true);
}

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From source file:org.terasology.rendering.shader.ShaderParametersVolumetricLightingRayMarching.java

License:Apache License

@Override
public void applyParameters(Material program) {
    super.applyParameters(program);

    int texId = 0;

    DefaultRenderingProcess.FBO sceneOpaque = DefaultRenderingProcess.getInstance().getFBO("sceneOpaque");

    if (CoreRegistry.get(Config.class).getRendering().isVolumetricLighting()) {

        if (sceneOpaque != null) {
            GL13.glActiveTexture(GL13.GL_TEXTURE0 + texId);
            sceneOpaque.bindDepthTexture();
            program.setInt("texSceneOpaqueDepth", texId++, true);
        }/*from w  w w. j av a  2s. c o m*/

        DefaultRenderingProcess.FBO volumetricLighting = DefaultRenderingProcess.getInstance()
                .getFBO("volumetricLighting");

        program.setFloat2("texelSize", 1.0f / volumetricLighting.width, 1.0f / volumetricLighting.height, true);

        GL13.glActiveTexture(GL13.GL_TEXTURE0 + texId);
        DefaultRenderingProcess.getInstance().bindFboDepthTexture("sceneShadowMap");
        program.setInt("texSceneShadowMap", texId++, true);

        Camera activeCamera = CoreRegistry.get(WorldRenderer.class).getActiveCamera();
        Camera lightCamera = CoreRegistry.get(WorldRenderer.class).getLightCamera();
        if (lightCamera != null && activeCamera != null) {
            program.setMatrix4("invViewProjMatrix", activeCamera.getInverseViewProjectionMatrix(), true);

            program.setMatrix4("lightViewMatrix", lightCamera.getViewMatrix(), true);
            program.setMatrix4("lightProjMatrix", lightCamera.getProjectionMatrix(), true);
            program.setMatrix4("lightViewProjMatrix", lightCamera.getViewProjectionMatrix(), true);

            Vector3f activeCameraToLightSpace = new Vector3f();
            activeCameraToLightSpace.sub(activeCamera.getPosition(), lightCamera.getPosition());
            program.setFloat3("activeCameraToLightSpace", activeCameraToLightSpace.x,
                    activeCameraToLightSpace.y, activeCameraToLightSpace.z, true);
        }

        program.setFloat4("volumetricLightingSettings", volLightingDensity, volLightingDecay, volLightingPhi,
                volLightingScattering, true);

        if (CoreRegistry.get(Config.class).getRendering().isCloudShadows()) {
            Texture clouds = Assets.getTexture("engine:perlinNoiseTileable");
            GL13.glActiveTexture(GL13.GL_TEXTURE0 + texId);
            glBindTexture(GL11.GL_TEXTURE_2D, clouds.getId());
            program.setInt("texSceneClouds", texId++, true);
        }
    }
}

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From source file:org.terasology.rendering.shader.ShaderProgram.java

License:Apache License

public void enable() {
    ShaderProgram activeProgram = ShaderManager.getInstance().getActiveShaderProgram();

    if (activeProgram != this) {
        GL13.glActiveTexture(GL13.GL_TEXTURE0);
        GL20.glUseProgram(shaderProgram);

        // Make sure the shader manager knows that this program is currently active
        ShaderManager.getInstance().setActiveShaderProgram(this);

        // Set the shader parameters if available
        if (parameters != null) {
            parameters.applyParameters(this);
        }/*from w  w  w . j ava  2s.  co  m*/
    }
}

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From source file:org.terasology.rendering.ShaderManager.java

License:Apache License

public void bindTexture(int slot, Texture texture) {
    if (activeMaterial != null && !activeMaterial.isDisposed()) {
        GL13.glActiveTexture(GL13.GL_TEXTURE0 + slot);
        // TODO: Need to be cubemap aware, only need to clear bind when switching from cubemap to 2D and vice versa,
        // TODO: Don't bind if already bound to the same
        GL11.glBindTexture(GL11.GL_TEXTURE_2D, texture.getId());
        GL13.glActiveTexture(GL13.GL_TEXTURE0);
    }/* w w w .  j  a va  2 s  .c  om*/
}

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From source file:org.terasology.rendering.ShaderManagerLwjgl.java

License:Apache License

@Override
public void bindTexture(int slot, Texture texture) {
    if (activeMaterial != null && !activeMaterial.isDisposed()) {
        GL13.glActiveTexture(GL13.GL_TEXTURE0 + slot);
        // TODO: Need to be cubemap aware, only need to clear bind when switching from cubemap to 2D and vice versa,
        // TODO: Don't bind if already bound to the same
        GL11.glBindTexture(GL11.GL_TEXTURE_2D, texture.getId());
        GL13.glActiveTexture(GL13.GL_TEXTURE0);
    }/*  www  .  ja va 2s.com*/
}

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From source file:processing.lwjgl.PGL.java

License:Open Source License

public void activeTexture(int unit) {
    GL13.glActiveTexture(unit);
}

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From source file:processing.lwjgl.PLWJGL.java

License:Open Source License

protected void activeTextureImpl(int texture) {
    GL13.glActiveTexture(texture);
}

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