Java GLES20.glCreateShader方法代码示例

import android.opengl.GLES20; //导入方法依赖的package包/类
/**
 * Compiles the provided shader source.
 *
 * @return A handle to the shader, or 0 on failure.
 */
public static int loadShader(int shaderType, String source) {
    int shader = GLES20.glCreateShader(shaderType);
    checkGlError("glCreateShader type=" + shaderType);
    GLES20.glShaderSource(shader, source);
    GLES20.glCompileShader(shader);
    int[] compiled = new int[1];
    GLES20.glGetShaderiv(shader, GLES20.GL_COMPILE_STATUS, compiled, 0);
    if (compiled[0] == 0) {
        Log.e(TAG, "Could not compile shader " + shaderType + ":");
        Log.e(TAG, " " + GLES20.glGetShaderInfoLog(shader));
        GLES20.glDeleteShader(shader);
        shader = 0;
    }
    return shader;
}
 

import android.opengl.GLES20; //导入方法依赖的package包/类
public static int buildShader(int type, String shaderSource) {
    final int shader = GLES20.glCreateShader(type);
    if (shader == 0) {
        return 0;
    }

    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;
}
 

import android.opengl.GLES20; //导入方法依赖的package包/类
private int createShader(int shaderType, String shaderString) {
    int shader = GLES20.glCreateShader(shaderType);
    if (shader == 0) {
        checkGLESError("create shader " + shaderType);
    }

    GLES20.glShaderSource(shader, shaderString);
    GLES20.glCompileShader(shader);
    int[] compiled = new int[1];
    GLES20.glGetShaderiv(shader, GLES20.GL_COMPILE_STATUS, compiled, 0);
    if (compiled[0] == 0) {
        GLES20.glDeleteShader(shader);
        checkGLESError("compile shader " + shaderType);
    }
    return shader;
}
 

import android.opengl.GLES20; //导入方法依赖的package包/类
private static int compileShader(int shaderType, String source) {
  final int shader = GLES20.glCreateShader(shaderType);
  if (shader == 0) {
    throw new RuntimeException("glCreateShader() failed. GLES20 error: " + GLES20.glGetError());
  }
  GLES20.glShaderSource(shader, source);
  GLES20.glCompileShader(shader);
  int[] compileStatus = new int[] {GLES20.GL_FALSE};
  GLES20.glGetShaderiv(shader, GLES20.GL_COMPILE_STATUS, compileStatus, 0);
  if (compileStatus[0] != GLES20.GL_TRUE) {
    Logging.e(
        TAG, "Could not compile shader " + shaderType + ":" + GLES20.glGetShaderInfoLog(shader));
    throw new RuntimeException(GLES20.glGetShaderInfoLog(shader));
  }
  GlUtil.checkNoGLES2Error("compileShader");
  return shader;
}
 

import android.opengl.GLES20; //导入方法依赖的package包/类
private int loadShader(int shaderType, String source) {
    int shader = GLES20.glCreateShader(shaderType);
    checkGlError("glCreateShader type=" + shaderType);
    GLES20.glShaderSource(shader, source);
    GLES20.glCompileShader(shader);
    int[] compiled = new int[1];
    GLES20.glGetShaderiv(shader, GLES20.GL_COMPILE_STATUS, compiled, 0);
    if (compiled[0] == 0) {
        Log.e(TAG, "Could not compile shader " + shaderType + ":");
        Log.e(TAG, " " + GLES20.glGetShaderInfoLog(shader));
        GLES20.glDeleteShader(shader);
        shader = 0;
    }
    return shader;
}
 

import android.opengl.GLES20; //导入方法依赖的package包/类
/**
 * 加载指定的着色器方法
 * @param shaderType 着色器类型
 * @param source 着色器脚本字符串源码
 * @return
 */
public static int loadShader(int shaderType, String source) {
    //创建一个shader并记录ID
    int shader = GLES20.glCreateShader(shaderType);
    if (shader != 0){
        /**
         * 创建成功进入
         * 加载着色器代码
         */
        GLES20.glShaderSource(shader , source);
        //编译着色器代码
        GLES20.glCompileShader(shader);
        int[] compiled = new int[1];
        //获取编译的情况
        GLES20.glGetShaderiv(shader , GLES20.GL_COMPILE_STATUS , compiled , 0);
        if (compiled[0] == 0){
            /**
             * 如果编译失败
             * 显示错误日志
             * 删除该shader
             */

            Log.e(TAG, "loadShader: can not compile shader" + shaderType + " : " );
            Log.e(TAG, "loadShader: " + GLES20.glGetShaderInfoLog(shader) );
            GLES20.glDeleteShader(shader);
            shader = 0;
        }
    }
    return shader;
}
 

import android.opengl.GLES20; //导入方法依赖的package包/类
/**
 * 加载 著色器
 */
private 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;
}
 

import android.opengl.GLES20; //导入方法依赖的package包/类
public static int loadShader(int type, String shaderCode) {
    int shader = GLES20.glCreateShader(type);

    GLES20.glShaderSource(shader, shaderCode);
    GLES20.glCompileShader(shader);
    return shader;
}
 

import android.opengl.GLES20; //导入方法依赖的package包/类
/** 
 * Helper function to compile a shader.
 * 
 * @param shaderType The shader type.
 * @param shaderSource The shader source code.
 * @return An OpenGL handle to the shader.
 */
public static int compileShader(final int shaderType, final String shaderSource) 
{
	int shaderHandle = GLES20.glCreateShader(shaderType);

	if (shaderHandle != 0) 
	{
		// Pass in the shader source.
		GLES20.glShaderSource(shaderHandle, shaderSource);

		// Compile the shader.
		GLES20.glCompileShader(shaderHandle);

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

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

import android.opengl.GLES20; //导入方法依赖的package包/类
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;
    }
 

import android.opengl.GLES20; //导入方法依赖的package包/类
private static int loadShader(final String strSource, final int iType) {
    int[] compiled = new int[1];
    int iShader = GLES20.glCreateShader(iType);
    GLES20.glShaderSource(iShader, strSource);
    GLES20.glCompileShader(iShader);
    GLES20.glGetShaderiv(iShader, GLES20.GL_COMPILE_STATUS, compiled, 0);
    if (compiled[0] == 0) {
        Log.e("Load Shader Failed", "Compilation\n" + GLES20.glGetShaderInfoLog(iShader));
        return 0;
    }
    return iShader;
}
 

import android.opengl.GLES20; //导入方法依赖的package包/类
public static int loadShader(int type, String shaderSource) {
    int shader = GLES20.glCreateShader(type);
    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) {
        mLog.e("compile shader failed: " + GLES20.glGetShaderInfoLog(shader));
        return 0;
    }
    return shader;
}
 

import android.opengl.GLES20; //导入方法依赖的package包/类
private CompilationResult compileShader(int type, String shaderCode) {
    int shader = GLES20.glCreateShader(type);
    GLES20.glShaderSource(shader, shaderCode);
    GLES20.glCompileShader(shader);

    int[] compileStatus = new int[1];
    GLES20.glGetShaderiv(shader, GLES20.GL_COMPILE_STATUS, compileStatus, 0);
    if (compileStatus[0] == GLES20.GL_FALSE) {
        FileLog.e("tmessages", GLES20.glGetShaderInfoLog(shader));
    }

    return new CompilationResult(shader, compileStatus[0]);
}
 

import android.opengl.GLES20; //导入方法依赖的package包/类
private int loadShader(int shaderType, String source) {
    int shader = GLES20.glCreateShader(shaderType);
    checkGlError("glCreateShader type=" + shaderType);
    GLES20.glShaderSource(shader, source);
    GLES20.glCompileShader(shader);
    int[] compiled = new int[1];
    GLES20.glGetShaderiv(shader, GLES20.GL_COMPILE_STATUS, compiled, 0);
    if (compiled[0] == 0) {
        GLES20.glDeleteShader(shader);
        shader = 0;
    }
    return shader;
}
 

import android.opengl.GLES20; //导入方法依赖的package包/类
private static int loadShader(String vss, String fss) {
    Log.d("CameraGLRendererBase", "loadShader");
    int vshader = GLES20.glCreateShader(GLES20.GL_VERTEX_SHADER);
    GLES20.glShaderSource(vshader, vss);
    GLES20.glCompileShader(vshader);
    int[] status = new int[1];
    GLES20.glGetShaderiv(vshader, GLES20.GL_COMPILE_STATUS, status, 0);
    if (status[0] == 0) {
        Log.e("CameraGLRendererBase", "Could not compile vertex shader: "+GLES20.glGetShaderInfoLog(vshader));
        GLES20.glDeleteShader(vshader);
        vshader = 0;
        return 0;
    }

    int fshader = GLES20.glCreateShader(GLES20.GL_FRAGMENT_SHADER);
    GLES20.glShaderSource(fshader, fss);
    GLES20.glCompileShader(fshader);
    GLES20.glGetShaderiv(fshader, GLES20.GL_COMPILE_STATUS, status, 0);
    if (status[0] == 0) {
        Log.e("CameraGLRendererBase", "Could not compile fragment shader:"+GLES20.glGetShaderInfoLog(fshader));
        GLES20.glDeleteShader(vshader);
        GLES20.glDeleteShader(fshader);
        fshader = 0;
        return 0;
    }

    int program = GLES20.glCreateProgram();
    GLES20.glAttachShader(program, vshader);
    GLES20.glAttachShader(program, fshader);
    GLES20.glLinkProgram(program);
    GLES20.glDeleteShader(vshader);
    GLES20.glDeleteShader(fshader);
    GLES20.glGetProgramiv(program, GLES20.GL_LINK_STATUS, status, 0);
    if (status[0] == 0) {
        Log.e("CameraGLRendererBase", "Could not link shader program: "+GLES20.glGetProgramInfoLog(program));
        program = 0;
        return 0;
    }
    GLES20.glValidateProgram(program);
    GLES20.glGetProgramiv(program, GLES20.GL_VALIDATE_STATUS, status, 0);
    if (status[0] == 0)
    {
        Log.e("CameraGLRendererBase", "Shader program validation error: "+GLES20.glGetProgramInfoLog(program));
        GLES20.glDeleteProgram(program);
        program = 0;
        return 0;
    }

    Log.d("CameraGLRendererBase", "Shader program is built OK");

    return program;
}