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Java GL4.glBufferData方法代码示例

本文整理汇总了Java中com.jogamp.opengl.GL4.glBufferData方法的典型用法代码示例。如果您正苦于以下问题：Java GL4.glBufferData方法的具体用法？Java GL4.glBufferData怎么用？Java GL4.glBufferData使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.jogamp.opengl.GL4的用法示例。


在下文中一共展示了GL4.glBufferData方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: initBuffer

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
private boolean initBuffer(GL4 gl4) {

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

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        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);

        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.glBufferData(GL_UNIFORM_BUFFER, uniformBlockSize, null, GL_DYNAMIC_DRAW);
        gl4.glBindBuffer(GL_UNIFORM_BUFFER, 0);

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

        return true;
    }
开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:24，代码来源:Gl_400_texture_cube.java

示例2: initVertexBuffer

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
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");
    }
开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:25，代码来源:Gl_410_primitive_instanced.java

示例3: initVertexBuffer

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
private boolean initVertexBuffer(GL4 gl4) {

        ShortBuffer elementBuffer = GLBuffers.newDirectShortBuffer(elementData);
        DoubleBuffer positionBuffer = GLBuffers.newDirectDoubleBuffer(positionData);

        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.F64));
        gl4.glBufferData(GL_ARRAY_BUFFER, positionSize, positionBuffer, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

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

        return checkError(gl4, "initArrayBuffer");
    }
开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:21，代码来源:Gl_410_program_64.java

示例4: initBuffer

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
private boolean initBuffer(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.ARRAY));
        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, "initBuffer");
    }
开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:24，代码来源:Gl_400_primitive_smooth_shading.java

示例5: initBuffer

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
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");
    }
开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:21，代码来源:Gl_400_primitive_instanced.java

示例6: initBuffer

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
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_SHADER_STORAGE_BUFFER, bufferName.get(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);

        IntBuffer uniformBufferOffset = GLBuffers.newDirectIntBuffer(1);
        gl4.glGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, uniformBufferOffset);

        int uniformBlockSize = Math.max(Mat4.SIZE, uniformBufferOffset.get(0));
        BufferUtils.destroyDirectBuffer(uniformBufferOffset);

        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;
    }
开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:29，代码来源:Gl_500_texture_sparse_arb.java

示例7: initBuffer

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
private boolean initBuffer(GL4 gl4) {

        ShortBuffer elementBuffer = GLBuffers.newDirectShortBuffer(elementData);
        FloatBuffer vertexBuffer = GLBuffers.newDirectFloatBuffer(vertexData);
        IntBuffer uniformBufferOffset = GLBuffers.newDirectIntBuffer(1);

        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);

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

        return checkError(gl4, "initBuffer");
    }
开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:33，代码来源:Gl_410_glsl_block.java

示例8: initBuffers

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
private boolean initBuffers(GL4 gl4) {

        command = new DrawElementsIndirectCommand(elementCount, 1, 0, 0, 0);
        IntBuffer commandBuffer = GLBuffers.newDirectIntBuffer(command.toIa_());
        FloatBuffer positionBuffer = GLBuffers.newDirectFloatBuffer(positionData);
        IntBuffer elementBuffer = GLBuffers.newDirectIntBuffer(elementData);

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        gl4.glBindBuffer(GL_DRAW_INDIRECT_BUFFER, bufferName.get(Buffer.INDIRECT));
        gl4.glBufferData(GL_DRAW_INDIRECT_BUFFER, command.SIZE, commandBuffer, GL_STATIC_READ);
        gl4.glBindBuffer(GL_DRAW_INDIRECT_BUFFER, 0);

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.ARRAY));
        gl4.glBufferData(GL_ARRAY_BUFFER, positionSize, positionBuffer, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

        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);

        BufferUtils.destroyDirectBuffer(positionBuffer);
        BufferUtils.destroyDirectBuffer(elementBuffer);
        BufferUtils.destroyDirectBuffer(commandBuffer);

        return checkError(gl4, "initBuffers");
    }
开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:28，代码来源:Gl_400_draw_indirect.java

示例9: initBuffer

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
private boolean initBuffer(GL4 gl4) {

        FloatBuffer positionBuffer = GLBuffers.newDirectFloatBuffer(positionData);

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
        gl4.glBufferData(GL_ARRAY_BUFFER, positionSize, positionBuffer, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

        int[] uniformBufferOffset = new int[]{0};
        gl4.glGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, uniformBufferOffset, 0);

        int uniformTransformBlockSize = Math.max(2 * Mat4.SIZE, uniformBufferOffset[0]);
        gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.TRANSFORM));
        gl4.glBufferData(GL_UNIFORM_BUFFER, uniformTransformBlockSize, null, GL_DYNAMIC_DRAW);
        gl4.glBindBuffer(GL_UNIFORM_BUFFER, 0);

        int uniformMaterialBlockSize = Math.max(2 * Vec4.SIZE, uniformBufferOffset[0]);
        gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.MATERIAL));
        gl4.glBufferData(GL_UNIFORM_BUFFER, uniformMaterialBlockSize, null, GL_STATIC_DRAW);

        ByteBuffer pointer = gl4.glMapBufferRange(GL_UNIFORM_BUFFER, 0, 2 * Vec4.SIZE,
                GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT);
        pointer.asFloatBuffer().put(new float[]{1.0f, 0.5f, 0.0f, 1.0f, 0.0f, 0.5f, 1.0f, 1.0f});

        gl4.glUnmapBuffer(GL_UNIFORM_BUFFER);
        gl4.glBindBuffer(GL_UNIFORM_BUFFER, 0);

        BufferUtils.destroyDirectBuffer(positionBuffer);

        return checkError(gl4, "initBuffer");
    }
开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:34，代码来源:Gl_320_draw_instanced.java

示例10: initArrayBuffer

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
private boolean initArrayBuffer(GL4 gl4) {

        FloatBuffer vertexBuffer = GLBuffers.newDirectFloatBuffer(vertexData);

        // Generate a buffer object
        gl4.glGenBuffers(1, arrayBufferName);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, arrayBufferName.get(0));
        gl4.glBufferData(GL_ARRAY_BUFFER, vertexSize, vertexBuffer, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

        BufferUtils.destroyDirectBuffer(vertexBuffer);

        return checkError(gl4, "initArrayBuffer");
    }
开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:15，代码来源:Gl_410_primitive_tessellation2.java

示例11: initBuffer

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
private boolean initBuffer(GL4 gl4) {

        boolean validated = true;

        ShortBuffer elementBuffer = GLBuffers.newDirectShortBuffer(elementData);
        FloatBuffer vertexBuffer = GLBuffers.newDirectFloatBuffer(vertexData);
        IntBuffer uniformBufferOffset = GLBuffers.newDirectIntBuffer(1);

        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);

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

        return validated;
    }
开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:32，代码来源:Gl_420_texture_storage.java

示例12: initBuffer

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
private boolean initBuffer(GL4 gl4) {

        IntBuffer uniformBufferOffset = GLBuffers.newDirectIntBuffer(1);
        FloatBuffer positionBuffer = GLBuffers.newDirectFloatBuffer(positionData);

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        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.TRANSFORM0));
        gl4.glBufferData(GL_UNIFORM_BUFFER, uniformBlockSize, null, GL_DYNAMIC_DRAW);
        gl4.glBindBuffer(GL_UNIFORM_BUFFER, 0);

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.TRANSFORM_ARRAY));
        gl4.glBufferData(GL_ARRAY_BUFFER, positionSize, positionBuffer, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.FEEDBACK));
        gl4.glBufferData(GL_ARRAY_BUFFER, 2 * Vec4.SIZE * vertexCount, null, GL_STATIC_DRAW);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

        BufferUtils.destroyDirectBuffer(uniformBufferOffset);
        BufferUtils.destroyDirectBuffer(positionBuffer);

        return checkError(gl4, "initArrayBuffer");
    }
开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:28，代码来源:Gl_400_transform_feedback_object.java

示例13: initBuffer

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
private boolean initBuffer(GL4 gl4) {

        boolean validated = true;

        IntBuffer uniformBufferOffset = GLBuffers.newDirectIntBuffer(1);
        ShortBuffer elementBuffer = GLBuffers.newDirectShortBuffer(elementData);

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        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);

        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);

//		void* Pointer = initMemoryBuffer();
        ByteBuffer vertexBuffer = GLBuffers.newDirectByteBuffer(Math.max(vertexSize, PAGE_SIZE));
        gl4.glBindBuffer(GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD, bufferName.get(Buffer.VERTEX));
//		gl4.glBufferData(GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD, vertexSize, Pointer, GL_STREAM_COPY);
        gl4.glBufferData(GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD, vertexSize, vertexBuffer, GL_STREAM_COPY);
        gl4.glBindBuffer(GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD, 0);
        gl4.glBindBuffer(GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD, 0);

        BufferUtils.destroyDirectBuffer(uniformBufferOffset);

        return validated;
    }
开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:33，代码来源:Gl_500_buffer_pinned_amd.java

示例14: initBuffer

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
private void initBuffer(GL4 gl4) {

        float scaleSpacing = 4.0f, scale = 0.3f;
        int sceneVolumeInit = 20;
        Vec3i sceneVolume = new Vec3i(sceneVolumeInit);

        List<Float> vertexDataArray = new ArrayList<>();

        Mat4 matScale = new Mat4().scale(scale);
        Mat4 matTransform = new Mat4().translate(
                -(sceneVolume.x * scaleSpacing) / 2.f,
                -(sceneVolume.y * scaleSpacing) / 2.f,
                -(sceneVolume.z * scaleSpacing) / 2.f);

        Mat4 mat = matScale.mul(matTransform);

        for (int z = 0; z < sceneVolume.z; z++) {

            for (int y = 0; y < sceneVolume.y; y++) {

                for (int x = 0; x < sceneVolume.x; x++) {

                    addCubeToScene(mat, vertexDataArray);
                    mat.translate(scaleSpacing, 0, 0);
                }
                mat.translate(-sceneVolume.x * scaleSpacing, scaleSpacing, 0);
            }
            mat.translate(0, -sceneVolume.y * scaleSpacing, scaleSpacing);
        }
        vertexCount = vertexDataArray.size() / 5;

        ByteBuffer vertexBuffer = GLBuffers.newDirectByteBuffer(vertexDataArray.size() * Float.BYTES);
        IntStreamEx.range(vertexDataArray.size()).forEach(i
                -> vertexBuffer.putFloat(i * Float.BYTES, vertexDataArray.get(i)));

        gl4.glGenBuffers(1, vertexBufferName);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, vertexBufferName.get(0));
        gl4.glBufferData(GL_ARRAY_BUFFER, vertexBuffer.capacity(), vertexBuffer, GL_STATIC_DRAW);

        BufferUtils.destroyDirectBuffer(vertexBuffer);
    }
开发者ID:java-opengl-labs，项目名称:jogl-hello-vr，代码行数:42，代码来源:Scene.java

示例15: initBuffer

import com.jogamp.opengl.GL4; //导入方法依赖的package包/类
private boolean initBuffer(GL4 gl4) {

        ShortBuffer elementBuffer = GLBuffers.newDirectShortBuffer(elementData);
        FloatBuffer vertexBuffer = GLBuffers.newDirectFloatBuffer(vertexData);
        ByteBuffer lightBuffer = GLBuffers.newDirectByteBuffer(Light.SIZE);
        ByteBuffer materialBuffer = GLBuffers.newDirectByteBuffer(Material.SIZE);

        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);

        {
            gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.PER_DRAW));
            gl4.glBufferData(GL_UNIFORM_BUFFER, Transform.SIZE, null, GL_DYNAMIC_DRAW);
            gl4.glBindBuffer(GL_UNIFORM_BUFFER, 0);
        }

        {
            new Light(new Vec3(0.0f, 0.0f, 100.f)).toDbb(lightBuffer);

            gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.PER_PASS));
            gl4.glBufferData(GL_UNIFORM_BUFFER, Light.SIZE, lightBuffer, GL_STATIC_DRAW);
            gl4.glBindBuffer(GL_UNIFORM_BUFFER, 0);
        }

        {
            new Material(new Vec3(0.7f, 0.0f, 0.0f), new Vec3(0.0f, 0.5f, 0.0f), new Vec3(0.0f, 0.0f, 0.5f), 128.0f)
                    .toDbb(materialBuffer);

            gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.PER_SCENE));
            gl4.glBufferData(GL_UNIFORM_BUFFER, Material.SIZE, materialBuffer, GL_STATIC_DRAW);
            gl4.glBindBuffer(GL_UNIFORM_BUFFER, 0);
        }

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

        return true;
    }
开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:48，代码来源:Gl_430_buffer_uniform.java


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