com.jogamp.opengl.GL4 Java Examples

The following examples show how to use com.jogamp.opengl.GL4. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example #1

Source File: Gl_400_primitive_instanced.java From jogl-samples with MIT License

6 votes

private boolean initBuffer(GL4 gl4) {

        ShortBuffer elementBuffer = GLBuffers.newDirectShortBuffer(elementData);
        FloatBuffer vertexBuffer = GLBuffers.newDirectFloatBuffer(vertexData);

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
        gl4.glBufferData(GL_ELEMENT_ARRAY_BUFFER, elementSize, elementBuffer, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
        gl4.glBufferData(GL_ARRAY_BUFFER, vertexSize, vertexBuffer, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

        BufferUtils.destroyDirectBuffer(elementBuffer);
        BufferUtils.destroyDirectBuffer(vertexBuffer);

        return checkError(gl4, "initBuffer");
    }

Example #2

Source File: Gl_400_fbo_shadow.java From jogl-samples with MIT License

6 votes

@Override
protected boolean end(GL gl) {

    GL4 gl4 = (GL4) gl;

    gl4.glDeleteFramebuffers(Framebuffer.MAX, framebufferName);
    for (int i = 0; i < Program.MAX; ++i) {
        gl4.glDeleteProgram(programName[i]);
    }
    gl4.glDeleteBuffers(Buffer.MAX, bufferName);
    gl4.glDeleteTextures(Texture.MAX, textureName);
    gl4.glDeleteVertexArrays(Program.MAX, vertexArrayName);

    BufferUtils.destroyDirectBuffer(framebufferName);
    BufferUtils.destroyDirectBuffer(bufferName);
    BufferUtils.destroyDirectBuffer(textureName);
    BufferUtils.destroyDirectBuffer(vertexArrayName);

    return checkError(gl4, "end");
}

Example #3

Source File: Gl_450_texture_barrier.java From jogl-samples with MIT License

6 votes

private boolean initBuffer(GL4 gl4) {

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
        ShortBuffer elementBuffer = GLBuffers.newDirectShortBuffer(elementData);
        gl4.glBufferData(GL_ELEMENT_ARRAY_BUFFER, elementSize, elementBuffer, GL_STATIC_DRAW);
        BufferUtils.destroyDirectBuffer(elementBuffer);
        gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
        FloatBuffer vertexBuffer = GLBuffers.newDirectFloatBuffer(vertexData);
        gl4.glBufferData(GL_ARRAY_BUFFER, vertexSize, vertexBuffer, GL_STATIC_DRAW);
        BufferUtils.destroyDirectBuffer(vertexBuffer);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

        int[] uniformBufferOffset = {0};
        gl4.glGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, uniformBufferOffset, 0);
        int uniformBlockSize = Math.max(Mat4.SIZE, uniformBufferOffset[0]);

        gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.TRANSFORM));
        gl4.glBufferData(GL_UNIFORM_BUFFER, uniformBlockSize, null, GL_DYNAMIC_DRAW);
        gl4.glBindBuffer(GL_UNIFORM_BUFFER, 0);

        return true;
    }

Example #4

Source File: Gl_430_program_compute_variable_group_size.java From jogl-samples with MIT License

6 votes

private boolean initVertexArray(GL4 gl4) {

        gl4.glGenVertexArrays(1, vertexArrayName);
        gl4.glBindVertexArray(vertexArrayName.get(0));
        {
            int bindingIndex = 0;

            gl4.glVertexAttribFormat(Semantic.Attr.POSITION, 2, GL_FLOAT, false, 0);
            gl4.glVertexAttribFormat(Semantic.Attr.TEXCOORD, 2, GL_FLOAT, false, Vec2.SIZE);

            gl4.glVertexAttribBinding(Semantic.Attr.POSITION, bindingIndex);
            gl4.glVertexAttribBinding(Semantic.Attr.TEXCOORD, bindingIndex);

            gl4.glEnableVertexAttribArray(Semantic.Attr.POSITION);
            gl4.glEnableVertexAttribArray(Semantic.Attr.TEXCOORD);

            gl4.glBindVertexBuffer(bindingIndex, bufferName.get(Buffer.VERTEX), 0, Vertex_v2fv2f.SIZE);

            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
        }
        gl4.glBindVertexArray(0);

        return true;
    }

Example #5

Source File: Gl_430_draw_without_vertex_attrib.java From jogl-samples with MIT License

6 votes

private boolean initBuffer(GL4 gl4) {

        FloatBuffer vertexBuffer = GLBuffers.newDirectFloatBuffer(vertexData);
        IntBuffer uniformBufferOffset = GLBuffers.newDirectIntBuffer(1);

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        gl4.glBindBuffer(GL_SHADER_STORAGE_BUFFER, bufferName.get(Buffer.VERTEX));
        gl4.glBufferData(GL_SHADER_STORAGE_BUFFER, vertexSize, vertexBuffer, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);

        gl4.glGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, uniformBufferOffset);
        int uniformBlockSize = Math.max(Mat4.SIZE, uniformBufferOffset.get(0));

        gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.TRANSFORM));
        gl4.glBufferData(GL_UNIFORM_BUFFER, uniformBlockSize, null, GL_DYNAMIC_DRAW);
        gl4.glBindBuffer(GL_UNIFORM_BUFFER, 0);

        BufferUtils.destroyDirectBuffer(vertexBuffer);
        BufferUtils.destroyDirectBuffer(uniformBufferOffset);

        return true;
    }

Example #6

Source File: Gl_400_caps.java From jogl-samples with MIT License

6 votes

@Override
protected boolean begin(GL gl) {

    GL4 gl4 = (GL4) gl;

    Caps caps = new Caps(gl4, Profile.CORE);

    boolean validated = true;

    validated = validated && caps.limits.MAX_PATCH_VERTICES >= 32;
    validated = validated && caps.limits.MAX_TESS_GEN_LEVEL >= 64;

    validated = validated && caps.limits.MAX_TEXTURE_BUFFER_SIZE >= 65536;
    validated = validated && caps.values.MAX_TEXTURE_SIZE >= 16384;
    validated = validated && caps.values.MAX_3D_TEXTURE_SIZE >= 2048;
    validated = validated && caps.values.MAX_CUBE_MAP_TEXTURE_SIZE >= 16384;
    validated = validated && caps.limits.MAX_TEXTURE_IMAGE_UNITS >= 16;

    return validated;
}

Example #7

Source File: Gl_420_draw_image_space_rendering.java From jogl-samples with MIT License

6 votes

@Override
protected boolean render(GL gl) {

    GL4 gl4 = (GL4) gl;

    gl4.glBindFramebuffer(GL_FRAMEBUFFER, 0);
    gl4.glBindProgramPipeline(pipelineName.get(Pipeline.SPLASH));
    gl4.glActiveTexture(GL_TEXTURE0);
    gl4.glBindVertexArray(vertexArrayName.get(0));
    gl4.glBindTexture(GL_TEXTURE_2D, textureName.get(Texture.DIFFUSE));
    gl4.glBindSampler(0, samplerName.get(0));

    gl4.glDrawArraysInstancedBaseInstance(GL_TRIANGLES, 0, 3, 1, 0);

    return true;
}

Example #8

Source File: Gl_440_transform_feedback.java From jogl-samples with MIT License

6 votes

private boolean initVertexArray(GL4 gl4) {

        gl4.glGenVertexArrays(Program.MAX, vertexArrayName, 0);

        gl4.glBindVertexArray(vertexArrayName[Program.TRANSFORM]);
        {
            gl4.glVertexAttribFormat(Semantic.Attr.POSITION, 4, GL_FLOAT, false, 0);
            gl4.glVertexAttribBinding(Semantic.Attr.POSITION, Semantic.Buffer.STATIC);
            gl4.glEnableVertexAttribArray(Semantic.Attr.POSITION);
        }
        gl4.glBindVertexArray(0);

        gl4.glBindVertexArray(vertexArrayName[Program.FEEDBACK]);
        {
            gl4.glVertexAttribFormat(Semantic.Attr.POSITION, 4, GL_FLOAT, false, 0);
            gl4.glVertexAttribBinding(Semantic.Attr.POSITION, Semantic.Buffer.STATIC);
            gl4.glEnableVertexAttribArray(Semantic.Attr.POSITION);

            gl4.glVertexAttribFormat(Semantic.Attr.COLOR, 4, GL_FLOAT, false, Vec4.SIZE);
            gl4.glVertexAttribBinding(Semantic.Attr.COLOR, Semantic.Buffer.STATIC);
            gl4.glEnableVertexAttribArray(Semantic.Attr.COLOR);
        }
        gl4.glBindVertexArray(0);

        return checkError(gl4, "initVertexArray");
    }

Example #9

Source File: Gl_430_program_compute_image.java From jogl-samples with MIT License

6 votes

@Override
protected boolean end(GL gl) {

    GL4 gl4 = (GL4) gl;

    gl4.glDeleteProgramPipelines(Program.MAX, pipelineName);
    BufferUtils.destroyDirectBuffer(pipelineName);
    gl4.glDeleteProgram(programName[Program.GRAPHICS]);
    gl4.glDeleteProgram(programName[Program.COMPUTE]);
    gl4.glDeleteBuffers(Buffer.MAX, bufferName);
    BufferUtils.destroyDirectBuffer(bufferName);
    gl4.glDeleteTextures(Texture.MAX, textureName);
    BufferUtils.destroyDirectBuffer(textureName);
    gl4.glDeleteVertexArrays(1, vertexArrayName);
    BufferUtils.destroyDirectBuffer(vertexArrayName);

    return true;
}

Example #10

Source File: Gl_430_program_subroutine.java From jogl-samples with MIT License

6 votes

private boolean initVertexArray(GL4 gl4) {

        gl4.glGenVertexArrays(1, vertexArrayName);
        gl4.glBindVertexArray(vertexArrayName.get(0));
        {
            gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
            gl4.glVertexAttribPointer(Semantic.Attr.POSITION, 2, GL_FLOAT, false, Vertex_v2fv2f.SIZE, 0);
            gl4.glVertexAttribPointer(Semantic.Attr.TEXCOORD, 2, GL_FLOAT, false, Vertex_v2fv2f.SIZE, Vec2.SIZE);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

            gl4.glEnableVertexAttribArray(Semantic.Attr.POSITION);
            gl4.glEnableVertexAttribArray(Semantic.Attr.TEXCOORD);

            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
        }
        gl4.glBindVertexArray(0);

        return true;
    }

Example #11

Source File: Gl_410_fbo_layered.java From jogl-samples with MIT License

6 votes

private boolean initBuffer(GL4 gl4) {

        ShortBuffer elementBuffer = GLBuffers.newDirectShortBuffer(elementData);
        FloatBuffer vertexBuffer = GLBuffers.newDirectFloatBuffer(vertexData);

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
        gl4.glBufferData(GL_ELEMENT_ARRAY_BUFFER, elementSize, elementBuffer, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
        gl4.glBufferData(GL_ARRAY_BUFFER, vertexSize, vertexBuffer, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

        BufferUtils.destroyDirectBuffer(elementBuffer);
        BufferUtils.destroyDirectBuffer(vertexBuffer);

        return checkError(gl4, "initBuffer");
    }

Example #12

Source File: Gl_400_fbo_multisample.java From jogl-samples with MIT License

6 votes

private boolean initVertexArray(GL4 gl4) {

        gl4.glGenVertexArrays(1, vertexArrayName);
        gl4.glBindVertexArray(vertexArrayName.get(0));
        {
            gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
            gl4.glVertexAttribPointer(Semantic.Attr.POSITION, 2, GL_FLOAT, false, Vertex_v2fv2f.SIZE, 0);
            gl4.glVertexAttribPointer(Semantic.Attr.TEXCOORD, 2, GL_FLOAT, false, Vertex_v2fv2f.SIZE, Vec2.SIZE);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

            gl4.glEnableVertexAttribArray(Semantic.Attr.POSITION);
            gl4.glEnableVertexAttribArray(Semantic.Attr.TEXCOORD);

            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
        }
        gl4.glBindVertexArray(0);

        return true;
    }

Example #13

Source File: Gl_500_texture_cube_arb.java From jogl-samples with MIT License

6 votes

private boolean initBuffer(GL4 gl4) {

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        FloatBuffer vertexBuffer = GLBuffers.newDirectFloatBuffer(vertexData);

        gl4.glBindBuffer(GL_SHADER_STORAGE_BUFFER, bufferName.get(Buffer.VERTEX));
        gl4.glBufferStorage(GL_SHADER_STORAGE_BUFFER, vertexSize, vertexBuffer, 0);
        gl4.glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);

        IntBuffer uniformBufferOffset = GLBuffers.newDirectIntBuffer(1);
        gl4.glGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, uniformBufferOffset);
        int uniformBlockSize = Math.max(Transform.SIZE, uniformBufferOffset.get(0));

        gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.TRANSFORM));
        gl4.glBufferStorage(GL_UNIFORM_BUFFER, uniformBlockSize, null, GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT
                | GL_MAP_COHERENT_BIT);
        gl4.glBindBuffer(GL_UNIFORM_BUFFER, 0);

        return true;
    }

Example #14

Source File: Gl_430_texture_copy.java From jogl-samples with MIT License

6 votes

private boolean initVertexArray(GL4 gl4) {

        gl4.glGenVertexArrays(1, vertexArrayName);
        gl4.glBindVertexArray(vertexArrayName.get(0));
        {
            gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
            gl4.glVertexAttribPointer(Semantic.Attr.POSITION, 2, GL_FLOAT, false, Vertex_v2fv2f.SIZE, 0);
            gl4.glVertexAttribPointer(Semantic.Attr.TEXCOORD, 2, GL_FLOAT, false, Vertex_v2fv2f.SIZE, Vec2.SIZE);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

            gl4.glEnableVertexAttribArray(Semantic.Attr.POSITION);
            gl4.glEnableVertexAttribArray(Semantic.Attr.TEXCOORD);
        }
        gl4.glBindVertexArray(0);

        return true;
    }

Example #15

Source File: Gl_420_buffer_uniform.java From jogl-samples with MIT License

6 votes

@Override
protected boolean end(GL gl) {

    GL4 gl4 = (GL4) gl;

    gl4.glDeleteProgramPipelines(1, pipelineName);
    gl4.glDeleteVertexArrays(1, vertexArrayName);
    gl4.glDeleteBuffers(Buffer.MAX, bufferName);
    gl4.glDeleteProgram(programName);
    
    BufferUtils.destroyDirectBuffer(pipelineName);
    BufferUtils.destroyDirectBuffer(vertexArrayName);
    BufferUtils.destroyDirectBuffer(bufferName);

    return true;
}

Example #16

Source File: Gl_440_transform_feedback.java From jogl-samples with MIT License

6 votes

@Override
protected boolean end(GL gl) {

    GL4 gl4 = (GL4) gl;

    if (uniformPointer == null) {

        gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName[Buffer.TRANSFORM]);
        gl4.glUnmapBuffer(GL_UNIFORM_BUFFER);
        BufferUtils.destroyDirectBuffer(uniformPointer);
    }

    gl4.glDeleteVertexArrays(Program.MAX, vertexArrayName, 0);
    gl4.glDeleteBuffers(Buffer.MAX, bufferName, 0);
    gl4.glDeleteProgram(programName[Program.FEEDBACK]);
    gl4.glDeleteProgram(programName[Program.TRANSFORM]);
    gl4.glDeleteProgramPipelines(Program.MAX, pipelineName, 0);
    gl4.glDeleteTransformFeedbacks(1, feedbackName, 0);

    return true;
}

Example #17

Source File: Gl_440_fbo_without_attachment.java From jogl-samples with MIT License

6 votes

private boolean initBuffer(GL4 gl4) {

        gl4.glGenBuffers(Buffer.MAX, bufferName, 0);

        gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName[Buffer.ELEMENT]);
        ShortBuffer elementBuffer = GLBuffers.newDirectShortBuffer(elementData);
        gl4.glBufferData(GL_ELEMENT_ARRAY_BUFFER, elementSize, elementBuffer, GL_STATIC_DRAW);
        BufferUtils.destroyDirectBuffer(elementBuffer);
        gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);

        gl4.glBindBuffer(GL_SHADER_STORAGE_BUFFER, bufferName[Buffer.VERTEX]);
        FloatBuffer vertexBuffer = GLBuffers.newDirectFloatBuffer(vertexData);
        gl4.glBufferData(GL_SHADER_STORAGE_BUFFER, vertexSize, vertexBuffer, GL_STATIC_DRAW);
        BufferUtils.destroyDirectBuffer(vertexBuffer);
        gl4.glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);

        int[] uniformBufferOffset = {0};
        gl4.glGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, uniformBufferOffset, 0);
        int uniformBlockSize = Math.max(Mat4.SIZE, uniformBufferOffset[0]);

        gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName[Buffer.TRANSFORM]);
        gl4.glBufferData(GL_UNIFORM_BUFFER, uniformBlockSize, null, GL_DYNAMIC_DRAW);
        gl4.glBindBuffer(GL_UNIFORM_BUFFER, 0);

        return true;
    }

Example #18

Source File: Gl_500_primitive_shading_nv.java From jogl-samples with MIT License

6 votes

@Override
protected boolean begin(GL gl) {

    GL4 gl4 = (GL4) gl;

    boolean validated = true;

    validated = validated && gl4.isExtensionAvailable("GL_NV_geometry_shader_passthrough");
    
    if (validated) {
        validated = initQuery(gl4);
    }
    if (validated) {
        validated = initProgram(gl4);
    }
    if (validated) {
        validated = initBuffer(gl4);
    }
    if (validated) {
        validated = initVertexArray(gl4);
    }

    return validated;
}

Example #19

Source File: Gl_420_image_load.java From jogl-samples with MIT License

6 votes

@Override
protected boolean end(GL gl) {

    GL4 gl4 = (GL4) gl;

    gl4.glDeleteBuffers(Buffer.MAX, bufferName);
    gl4.glDeleteTextures(1, textureName);
    gl4.glDeleteVertexArrays(1, vertexArrayName);
    gl4.glDeleteProgram(programName[Program.VERT]);
    gl4.glDeleteProgram(programName[Program.FRAG]);
    gl4.glDeleteProgramPipelines(1, pipelineName);

    BufferUtils.destroyDirectBuffer(bufferName);
    BufferUtils.destroyDirectBuffer(textureName);
    BufferUtils.destroyDirectBuffer(vertexArrayName);
    BufferUtils.destroyDirectBuffer(pipelineName);

    return true;
}

Example #20

Source File: Gl_440_atomic_counter.java From jogl-samples with MIT License

6 votes

@Override
protected boolean render(GL gl) {

    GL4 gl4 = (GL4) gl;

    gl4.glBindBuffer(GL_ATOMIC_COUNTER_BUFFER, bufferName.get(Buffer.ATOMIC_COUNTER));
    int[] data = {0};
    IntBuffer dataBuffer = GLBuffers.newDirectIntBuffer(data);
    gl4.glClearBufferSubData(GL_ATOMIC_COUNTER_BUFFER, GL_R8UI, 0, Integer.BYTES, GL_RGBA, GL_UNSIGNED_INT,
            dataBuffer);
    BufferUtils.destroyDirectBuffer(dataBuffer);

    gl4.glViewportIndexedf(0, 0, 0, windowSize.x, windowSize.y);

    gl4.glBindProgramPipeline(pipelineName.get(0));
    gl4.glBindVertexArray(vertexArrayName.get(0));
    gl4.glBindBufferBase(GL_ATOMIC_COUNTER_BUFFER, 0, bufferName.get(Buffer.ATOMIC_COUNTER));

    gl4.glDrawArraysInstancedBaseInstance(GL_TRIANGLES, 0, 3, 1, 0);

    return true;
}

Example #21

Source File: Gl_400_program_varying_structs.java From jogl-samples with MIT License

6 votes

private boolean initVertexArray(GL4 gl4) {

        // Build a vertex array object
        gl4.glGenVertexArrays(1, vertexArrayName);
        gl4.glBindVertexArray(vertexArrayName.get(0));
        {
            gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(0));
            gl4.glVertexAttribPointer(Semantic.Attr.POSITION, 2, GL_FLOAT, false, Vertex_v2fc4f.SIZE, 0);
            gl4.glVertexAttribPointer(Semantic.Attr.COLOR, 4, GL_FLOAT, false, Vertex_v2fc4f.SIZE, Vec2.SIZE);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

            gl4.glEnableVertexAttribArray(Semantic.Attr.POSITION);
            gl4.glEnableVertexAttribArray(Semantic.Attr.COLOR);
        }
        gl4.glBindVertexArray(0);

        return checkError(gl4, "initVertexArray");
    }

Example #22

Source File: Gl_410_primitive_instanced.java From jogl-samples with MIT License

6 votes

private boolean initVertexBuffer(GL4 gl4) {

        ShortBuffer elementBuffer = GLBuffers.newDirectShortBuffer(elementData);
        ByteBuffer vertexBuffer = GLBuffers.newDirectByteBuffer(vertexSize);

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
        gl4.glBufferData(GL_ELEMENT_ARRAY_BUFFER, elementSize, elementBuffer, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
        for (int i = 0; i < vertexCount; i++) {
            vertexData[i].toBb(vertexBuffer, i);
        }
        vertexBuffer.rewind();
        gl4.glBufferData(GL_ARRAY_BUFFER, vertexSize, vertexBuffer, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

        BufferUtils.destroyDirectBuffer(elementBuffer);
        BufferUtils.destroyDirectBuffer(vertexBuffer);

        return checkError(gl4, "initArrayBuffer");
    }

Example #23

Source File: Gl_400_fbo_shadow.java From jogl-samples with MIT License

6 votes

@Override
protected boolean begin(GL gl) {

    GL4 gl4 = (GL4) gl;

    boolean validated = true;
    validated = validated && gl4.isExtensionAvailable("GL_ARB_ES2_compatibility");

    if (validated) {
        validated = initProgram(gl4);
    }
    if (validated) {
        validated = initBuffer(gl4);
    }
    if (validated) {
        validated = initVertexArray(gl4);
    }
    if (validated) {
        validated = initTexture(gl4);
    }
    if (validated) {
        validated = initFramebuffer(gl4);
    }

    return validated && checkError(gl4, "begin");
}

Example #24

Source File: Gl_410_glsl_block.java From jogl-samples with MIT License

6 votes

@Override
protected boolean begin(GL gl) {

    GL4 gl4 = (GL4) gl;

    boolean validated = true;

    if (validated) {
        validated = initTexture(gl4);
    }
    if (validated) {
        validated = initProgram(gl4);
    }
    if (validated) {
        validated = initBuffer(gl4);
    }
    if (validated) {
        validated = initVertexArray(gl4);
    }

    return validated && checkError(gl4, "begin");
}

Example #25

Source File: Gl_400_fbo_layered.java From jogl-samples with MIT License

6 votes

private boolean initSampler(GL4 gl4) {

        FloatBuffer borderColor = GLBuffers.newDirectFloatBuffer(new float[]{0.0f, 0.0f, 0.0f, 0.0f});

        gl4.glGenSamplers(1, samplerName);
        gl4.glSamplerParameteri(samplerName.get(0), GL_TEXTURE_MIN_FILTER, GL_NEAREST);
        gl4.glSamplerParameteri(samplerName.get(0), GL_TEXTURE_MAG_FILTER, GL_NEAREST);
        gl4.glSamplerParameteri(samplerName.get(0), GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
        gl4.glSamplerParameteri(samplerName.get(0), GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
        gl4.glSamplerParameteri(samplerName.get(0), GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
        gl4.glSamplerParameterfv(samplerName.get(0), GL_TEXTURE_BORDER_COLOR, borderColor);
        gl4.glSamplerParameterf(samplerName.get(0), GL_TEXTURE_MIN_LOD, -1000.f);
        gl4.glSamplerParameterf(samplerName.get(0), GL_TEXTURE_MAX_LOD, 1000.f);
        gl4.glSamplerParameterf(samplerName.get(0), GL_TEXTURE_LOD_BIAS, 0.0f);
        gl4.glSamplerParameteri(samplerName.get(0), GL_TEXTURE_COMPARE_MODE, GL_NONE);
        gl4.glSamplerParameteri(samplerName.get(0), GL_TEXTURE_COMPARE_FUNC, GL_LEQUAL);

        BufferUtils.destroyDirectBuffer(borderColor);

        return checkError(gl4, "initSampler");
    }

Example #26

Source File: Gl_420_memory_barrier.java From jogl-samples with MIT License

6 votes

@Override
protected boolean end(GL gl) {

    GL4 gl4 = (GL4) gl;

    gl4.glDeleteTextures(Texture.MAX, textureName);
    gl4.glDeleteFramebuffers(1, framebufferName);
    gl4.glDeleteProgram(programName[Program.BLIT]);
    gl4.glDeleteProgram(programName[Program.UPDATE]);
    gl4.glDeleteVertexArrays(1, vertexArrayName);
    gl4.glDeleteSamplers(1, samplerName);
    gl4.glDeleteProgramPipelines(Pipeline.MAX, pipelineName);

    BufferUtils.destroyDirectBuffer(textureName);
    BufferUtils.destroyDirectBuffer(framebufferName);
    BufferUtils.destroyDirectBuffer(vertexArrayName);
    BufferUtils.destroyDirectBuffer(samplerName);
    BufferUtils.destroyDirectBuffer(pipelineName);

    return true;
}

Example #27

Source File: Gl_430_fbo_without_attachment.java From jogl-samples with MIT License

6 votes

private boolean initSampler(GL4 gl4) {

        gl4.glGenSamplers(1, samplerName);
        gl4.glSamplerParameteri(samplerName.get(0), GL_TEXTURE_MIN_FILTER, GL_NEAREST_MIPMAP_NEAREST);
        gl4.glSamplerParameteri(samplerName.get(0), GL_TEXTURE_MAG_FILTER, GL_NEAREST);
        gl4.glSamplerParameteri(samplerName.get(0), GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
        gl4.glSamplerParameteri(samplerName.get(0), GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
        gl4.glSamplerParameteri(samplerName.get(0), GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
        gl4.glSamplerParameterfv(samplerName.get(0), GL_TEXTURE_BORDER_COLOR, new float[]{0.0f, 0.0f, 0.0f, 0.0f}, 0);
        gl4.glSamplerParameterf(samplerName.get(0), GL_TEXTURE_MIN_LOD, -1000.f);
        gl4.glSamplerParameterf(samplerName.get(0), GL_TEXTURE_MAX_LOD, 1000.f);
        gl4.glSamplerParameterf(samplerName.get(0), GL_TEXTURE_LOD_BIAS, 0.0f);
        gl4.glSamplerParameteri(samplerName.get(0), GL_TEXTURE_COMPARE_MODE, GL_NONE);
        gl4.glSamplerParameteri(samplerName.get(0), GL_TEXTURE_COMPARE_FUNC, GL_LEQUAL);

        return true;
    }

Example #28

Source File: Gl_420_debug_output.java From jogl-samples with MIT License

6 votes

private boolean initVertexArray(GL4 gl4) {

        gl4.glGenVertexArrays(1, vertexArrayName);
        gl4.glBindVertexArray(vertexArrayName.get(0));
        {
            gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
            gl4.glVertexAttribPointer(Semantic.Attr.POSITION, 2, GL_FLOAT, false, 0, 0);

            gl4.glEnableVertexAttribArray(Semantic.Attr.POSITION);

            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
        }
        gl4.glBindVertexArray(0);

        return true;
    }

Example #29

Source File: Gl_430_direct_state_access_ext.java From jogl-samples with MIT License

6 votes

@Override
protected boolean end(GL gl) {

    GL4 gl4 = (GL4) gl;

    gl4.glDeleteBuffers(Buffer.MAX, bufferName);
    gl4.glDeleteProgram(programName);
    gl4.glDeleteTextures(Texture.MAX, textureName);
    gl4.glDeleteFramebuffers(Framebuffer.MAX, framebufferName);
    gl4.glDeleteVertexArrays(1, vertexArrayName);
    gl4.glDeleteSamplers(1, samplerName);
    gl4.glDeleteProgramPipelines(1, pipelineName);

    BufferUtils.destroyDirectBuffer(bufferName);
    BufferUtils.destroyDirectBuffer(textureName);
    BufferUtils.destroyDirectBuffer(framebufferName);
    BufferUtils.destroyDirectBuffer(vertexArrayName);
    BufferUtils.destroyDirectBuffer(samplerName);
    BufferUtils.destroyDirectBuffer(pipelineName);

    return true;
}

Example #30

Source File: Gl_400_sampler_array_nv.java From jogl-samples with MIT License

6 votes

private boolean initArrayBuffer(GL4 gl4) {

        IntBuffer elementBuffer = GLBuffers.newDirectIntBuffer(elementData);
        FloatBuffer vertexBuffer = GLBuffers.newDirectFloatBuffer(vertexData);

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
        gl4.glBufferData(GL_ELEMENT_ARRAY_BUFFER, elementSize, elementBuffer, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
        gl4.glBufferData(GL_ARRAY_BUFFER, vertexSize, vertexBuffer, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

        BufferUtils.destroyDirectBuffer(elementBuffer);
        BufferUtils.destroyDirectBuffer(vertexBuffer);

        return checkError(gl4, "initArrayBuffer");
    }