Java 类org.lwjgl.opengl.GL40 实例源码

private ExtendedGLSLProgram compileGLSL(
        String vertexShaderCode,
        String fragmentShaderCode,
        String geometryShaderCode,
        String tcsShaderCode,
        String tesShaderCode,
        ProgramAssemblyInfo assemblyInfo) {
    int vertexShader = compileShader(GL20.GL_VERTEX_SHADER, vertexShaderCode, assemblyInfo);
    int fragmentShader = compileShader(GL20.GL_FRAGMENT_SHADER, fragmentShaderCode, assemblyInfo);
    int geometryShader = compileShader(GL32.GL_GEOMETRY_SHADER, geometryShaderCode, assemblyInfo);
    int tcsShader = compileShader(GL40.GL_TESS_CONTROL_SHADER, tcsShaderCode, assemblyInfo);
    int tesShader = compileShader(GL40.GL_TESS_EVALUATION_SHADER, tesShaderCode, assemblyInfo);
    int program;
    String[] outNames = ProgramOutputResolver.getOutput(fragmentShaderCode);
    program = GLSLShaderCompiler.createProgram(
            new int[]{vertexShader, tcsShader, tesShader, geometryShader, fragmentShader}, outNames, assemblyInfo.getProgramName()
    );
    return new ExtendedGLSLProgram(fragmentShader, vertexShader, geometryShader, tcsShader, tesShader, program);
}

private void getDeviceProperties(){
    System.out.println("OpenGL version: " + GL11.glGetString(GL11.GL_VERSION) + " bytes");
    System.out.println("Max Geometry Uniform Blocks: " + GL31.GL_MAX_GEOMETRY_UNIFORM_BLOCKS+ " bytes");
    System.out.println("Max Geometry Shader Invocations: " + GL40.GL_MAX_GEOMETRY_SHADER_INVOCATIONS + " bytes");
    System.out.println("Max Uniform Buffer Bindings: " + GL31.GL_MAX_UNIFORM_BUFFER_BINDINGS + " bytes");
    System.out.println("Max Uniform Block Size: " + GL31.GL_MAX_UNIFORM_BLOCK_SIZE + " bytes");
    System.out.println("Max SSBO Block Size: " + GL43.GL_MAX_SHADER_STORAGE_BLOCK_SIZE + " bytes");     
}

private static void buildMapping() {
    if (mapping != null) return;
    Multimap<Integer, String> map = HashMultimap.create();
    List<Class<?>> classes = ImmutableList.of(
            GL11.class, GL12.class, GL13.class, GL14.class, GL15.class,
            GL20.class, GL21.class, GL30.class, GL31.class, GL32.class,
            GL33.class, GL40.class, GL41.class, GL42.class, GL43.class,
            GL44.class, GL45.class, GLFW.class
            );
    for (Class<?> clazz : classes) {
        for (Field f : clazz.getDeclaredFields()) {
            if (f.getName().toUpperCase(Locale.ROOT).equals(f.getName()) &&
                    f.getType() == int.class && Modifier.isPublic(f.getModifiers()) && Modifier.isStatic(f.getModifiers())) {
                List<String> li = Splitter.on('_').splitToList(f.getName());
                li = li.subList(1, li.size());
                String clean =
                    Joiner.on(' ').join(
                        li.stream()
                            .map(Errors::toTitleCase)
                            .iterator());
                try {
                    map.put(f.getInt(null), clean);
                } catch (Throwable t) {
                    t.printStackTrace();
                }
            }
        }
    }
    mapping = map;
}

private void getDeviceProperties(){
    System.out.println("OpenGL version: " + GL11.glGetString(GL11.GL_VERSION) + " bytes");
    System.out.println("Max Geometry Uniform Blocks: " + GL11.glGetInteger(GL31.GL_MAX_GEOMETRY_UNIFORM_BLOCKS));
    System.out.println("Max Geometry Shader Invocations: " + GL11.glGetInteger(GL40.GL_MAX_GEOMETRY_SHADER_INVOCATIONS));
    System.out.println("Max Uniform Buffer Bindings: " + GL11.glGetInteger(GL31.GL_MAX_UNIFORM_BUFFER_BINDINGS));
    System.out.println("Max Uniform Block Size: " + GL11.glGetInteger(GL31.GL_MAX_UNIFORM_BLOCK_SIZE) + " bytes");
    System.out.println("Max SSBO Block Size: " + GL11.glGetInteger(GL43.GL_MAX_SHADER_STORAGE_BLOCK_SIZE) + " bytes");  
    System.out.println("Max Image Bindings: " + GL11.glGetInteger(GL42.GL_MAX_IMAGE_UNITS));
}

@Override
public void glBindTransformFeedback (int target, int id) {
    GL40.glBindTransformFeedback(target, id);
}

@Override
public void glDeleteTransformFeedbacks (int n, int[] ids, int offset) {
    for(int i = offset; i < offset + n; i++) {
        GL40.glDeleteTransformFeedbacks(ids[i]);
    }
}

@Override
public void glDeleteTransformFeedbacks (int n, IntBuffer ids) {
    GL40.glDeleteTransformFeedbacks(ids);
}

@Override
public void glGenTransformFeedbacks (int n, int[] ids, int offset) {
    for(int i = offset; i < offset + n; i++) {
        ids[i] = GL40.glGenTransformFeedbacks();
    }
}

@Override
public void glGenTransformFeedbacks (int n, IntBuffer ids) {
    GL40.glGenTransformFeedbacks(ids);
}

@Override
public boolean glIsTransformFeedback (int id) {
    return GL40.glIsTransformFeedback(id);
}

@Override
public void glPauseTransformFeedback () {
    GL40.glPauseTransformFeedback();
}

@Override
public void glResumeTransformFeedback () {
    GL40.glResumeTransformFeedback();
}

@Override
public void glBindTransformFeedback (int target, int id) {
    GL40.glBindTransformFeedback(target, id);
}

@Override
public void glDeleteTransformFeedbacks (int n, int[] ids, int offset) {
    for(int i = offset; i < offset + n; i++) {
        GL40.glDeleteTransformFeedbacks(ids[i]);
    }
}

@Override
public void glDeleteTransformFeedbacks (int n, IntBuffer ids) {
    GL40.glDeleteTransformFeedbacks(ids);
}

@Override
public void glGenTransformFeedbacks (int n, int[] ids, int offset) {
    for(int i = offset; i < offset + n; i++) {
        ids[i] = GL40.glGenTransformFeedbacks();
    }
}

@Override
public void glGenTransformFeedbacks (int n, IntBuffer ids) {
    GL40.glGenTransformFeedbacks(ids);
}

@Override
public boolean glIsTransformFeedback (int id) {
    return GL40.glIsTransformFeedback(id);
}

@Override
public void glPauseTransformFeedback () {
    GL40.glPauseTransformFeedback();
}

@Override
public void glResumeTransformFeedback () {
    GL40.glResumeTransformFeedback();
}

public static void glDrawElementsIndirect(int mode, int type, long indirect_buffer_offset) throws GLException
{
    GL40.glDrawElementsIndirect(mode, type, indirect_buffer_offset);//TODO Move to GL4

    RenderHelper.checkForGLError();

}