Example usage for android.opengl GLES20 glCreateShader

Introduction

In this page you can find the example usage for android.opengl GLES20 glCreateShader.

Prototype

public static native int glCreateShader(int type);

Source Link

Usage

From source file:Triangle.java

public int loadShader(int type, String shaderCode) {
    int shader = GLES20.glCreateShader(type);
    GLES20.glShaderSource(shader, shaderCode);
    GLES20.glCompileShader(shader);/*from w  ww. ja  v  a  2 s.  c  om*/
    return shader;
}

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From source file:Main.java

public static int buildShader(int type, String shaderSource) {
    final int shader = GLES20.glCreateShader(type);
    if (shader == 0) {
        return 0;
    }//from  w  w  w .  j  a va2s  .co  m

    GLES20.glShaderSource(shader, shaderSource);
    GLES20.glCompileShader(shader);

    int[] status = new int[1];
    GLES20.glGetShaderiv(shader, GLES20.GL_COMPILE_STATUS, status, 0);
    if (status[0] == 0) {
        Log.e(TAG, GLES20.glGetShaderInfoLog(shader));
        GLES20.glDeleteShader(shader);
        return 0;
    }

    return shader;
}

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From source file:helloopengles.example.com.MyGLRenderer.java

/**
 * Utility method for compiling a OpenGL shader.
 *
 * <p><strong>Note:</strong> When developing shaders, use the checkGlError()
 * method to debug shader coding errors.</p>
 *
 * @param type - Vertex or fragment shader type.
 * @param shaderCode - String containing the shader code.
 * @return - Returns an id for the shader.
 *//*w  ww  .  ja  va2s  .c om*/
public static int loadShader(int type, String shaderCode) {

    // create a vertex shader type (GLES20.GL_VERTEX_SHADER)
    // or a fragment shader type (GLES20.GL_FRAGMENT_SHADER)
    int shader = GLES20.glCreateShader(type);

    // add the source code to the shader and compile it
    GLES20.glShaderSource(shader, shaderCode);
    GLES20.glCompileShader(shader);

    return shader;
}

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From source file:com.google.vrtoolkit.cardboard.samples.treasurehunt.MainActivity.java

/**
 * Converts a raw text file, saved as a resource, into an OpenGL ES shader.
 *
 * @param type The type of shader we will be creating.
 * @param resId The resource ID of the raw text file about to be turned into a shader.
 * @return The shader object handler.//from   www. j  a va  2s .  c om
 */
private int loadGLShader(int type, int resId) {
    String code = readRawTextFile(resId);
    int shader = GLES20.glCreateShader(type);
    GLES20.glShaderSource(shader, code);
    GLES20.glCompileShader(shader);

    // Get the compilation status.
    final int[] compileStatus = new int[1];
    GLES20.glGetShaderiv(shader, GLES20.GL_COMPILE_STATUS, compileStatus, 0);

    // If the compilation failed, delete the shader.
    if (compileStatus[0] == 0) {
        Log.e(TAG, "Error compiling shader: " + GLES20.glGetShaderInfoLog(shader));
        GLES20.glDeleteShader(shader);
        shader = 0;
    }

    if (shader == 0) {
        throw new RuntimeException("Error creating shader.");
    }

    return shader;
}

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From source file:com.aimfire.gallery.cardboard.PhotoActivity.java

/**
 * Converts a raw text file, saved as a resource, into an OpenGL ES shader.
 *
 * @param type The type of shader we will be creating.
 * @param resId The resource ID of the raw text file about to be turned into a shader.
 * @return The shader object handler.//from  www.ja  v a2  s. c o  m
 */
@SuppressWarnings("unused")
private int loadGLShader(int type, int resId) {
    String code = readRawTextFile(resId);
    int shader = GLES20.glCreateShader(type);
    GLES20.glShaderSource(shader, code);
    GLES20.glCompileShader(shader);

    // Get the compilation status.
    final int[] compileStatus = new int[1];
    GLES20.glGetShaderiv(shader, GLES20.GL_COMPILE_STATUS, compileStatus, 0);

    // If the compilation failed, delete the shader.
    if (compileStatus[0] == 0) {
        if (BuildConfig.DEBUG)
            Log.e(TAG, "Error compiling shader: " + GLES20.glGetShaderInfoLog(shader));
        GLES20.glDeleteShader(shader);
        shader = 0;
    }

    if (shader == 0) {
        throw new RuntimeException("Error creating shader.");
    }

    return shader;
}

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From source file:com.sveder.cardboardpassthrough.MainActivity.java

/**
 * Converts a raw text file, saved as a resource, into an OpenGL ES shader
 * @param type The type of shader we will be creating.
 * @param code The resource ID of the raw text file about to be turned into a shader.
 * @return//from  w  ww  . j a  va2 s. c o  m
 */
private int loadGLShader(int type, String code) {
    int shader = GLES20.glCreateShader(type);
    GLES20.glShaderSource(shader, code);
    GLES20.glCompileShader(shader);

    // Get the compilation status.
    final int[] compileStatus = new int[1];
    GLES20.glGetShaderiv(shader, GLES20.GL_COMPILE_STATUS, compileStatus, 0);

    // If the compilation failed, delete the shader.
    if (compileStatus[0] == 0) {
        Log.e(TAG, "Error compiling shader: " + GLES20.glGetShaderInfoLog(shader));
        GLES20.glDeleteShader(shader);
        shader = 0;
    }

    if (shader == 0) {
        throw new RuntimeException("Error creating shader.");
    }

    return shader;
}

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From source file:com.aimfire.gallery.cardboard.PhotoActivity.java

private int loadGLShader(int type, String code) {
    int shader = GLES20.glCreateShader(type);
    GLES20.glShaderSource(shader, code);
    GLES20.glCompileShader(shader);/*from   w ww .j  a  v  a2 s. c  o  m*/

    // Get the compilation status.
    final int[] compileStatus = new int[1];
    GLES20.glGetShaderiv(shader, GLES20.GL_COMPILE_STATUS, compileStatus, 0);

    // If the compilation failed, delete the shader.
    if (compileStatus[0] == 0) {
        if (BuildConfig.DEBUG)
            Log.e(TAG, "Error compiling shader: " + GLES20.glGetShaderInfoLog(shader));
        GLES20.glDeleteShader(shader);
        shader = 0;
    }

    if (shader == 0) {
        throw new RuntimeException("Error creating shader.");
    }

    return shader;
}

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