Java GL4.glBufferStorage方法代码示例

本文整理汇总了Java中com.jogamp.opengl.GL4.glBufferStorage方法的典型用法代码示例。如果您正苦于以下问题：Java GL4.glBufferStorage方法的具体用法？Java GL4.glBufferStorage怎么用？Java GL4.glBufferStorage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.glBufferStorage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) {

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
        FloatBuffer positionBuffer = GLBuffers.newDirectFloatBuffer(positionData);
        gl4.glBufferStorage(GL_ARRAY_BUFFER, positionSize, positionBuffer, 0);
        BufferUtils.destroyDirectBuffer(positionBuffer);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.FEEDBACK));
        gl4.glBufferStorage(GL_ARRAY_BUFFER, glf.Vertex_v4fc4f.SIZE * vertexCount, null, 0);
        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.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;
    }

开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:27，代码来源:Gl_450_transform_feedback_arb.java

示例2: initBuffer

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

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

        gl4.glCreateBuffers(Buffer.MAX, bufferName);

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

        gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.TRANSFORM));
        gl4.glBufferStorage(GL_UNIFORM_BUFFER, uniformBlockSize * 2, null,
                GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT);

        uniformPointer = gl4.glMapBufferRange(GL_UNIFORM_BUFFER, 0, uniformBlockSize * 2,
                GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT | GL_MAP_INVALIDATE_BUFFER_BIT);

        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:24，代码来源:Gl_450_fbo_multisample_explicit.java

示例3: 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);

        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;
    }

开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:22，代码来源:Gl_500_texture_cube_arb.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) {

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

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName[Buffer.VERTEX]);
        FloatBuffer positionBuffer = GLBuffers.newDirectFloatBuffer(positionData);
        gl4.glBufferStorage(GL_ARRAY_BUFFER, positionSize, positionBuffer, 0);
        BufferUtils.destroyDirectBuffer(positionBuffer);
        gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName[Buffer.FEEDBACK]);
        gl4.glBufferStorage(GL_ARRAY_BUFFER, glf.Vertex_v4fc4f.SIZE * vertexCount, null, 0);
        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[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 checkError(gl4, "initBuffer");
    }

开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:27，代码来源:Gl_440_transform_feedback.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) {

        // Generate a buffer object
        gl4.glGenBuffers(Buffer.MAX, bufferName);

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
        FloatBuffer vertexBuffer = GLBuffers.newDirectFloatBuffer(vertexData);
        gl4.glBufferStorage(GL_ARRAY_BUFFER, vertexSize, vertexBuffer, 0);
        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.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 checkError(gl4, "initBuffer");
    }

开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:23，代码来源:Gl_440_sampler_wrap.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) {

        boolean validated = true;

        int[] maxVertexAtomicCounterBuffers = {0};
        int[] maxControlAtomicCounterBuffers = {0};
        int[] maxEvaluationAtomicCounterBuffers = {0};
        int[] maxGeometryAtomicCounterBuffers = {0};
        int[] maxFragmentAtomicCounterBuffers = {0};
        int[] maxCombinedAtomicCounterBuffers = {0};

        gl4.glGetIntegerv(GL_MAX_VERTEX_ATOMIC_COUNTER_BUFFERS, maxVertexAtomicCounterBuffers, 0);
        gl4.glGetIntegerv(GL_MAX_TESS_CONTROL_ATOMIC_COUNTER_BUFFERS, maxControlAtomicCounterBuffers, 0);
        gl4.glGetIntegerv(GL_MAX_TESS_EVALUATION_ATOMIC_COUNTER_BUFFERS, maxEvaluationAtomicCounterBuffers, 0);
        gl4.glGetIntegerv(GL_MAX_GEOMETRY_ATOMIC_COUNTER_BUFFERS, maxGeometryAtomicCounterBuffers, 0);
        gl4.glGetIntegerv(GL_MAX_FRAGMENT_ATOMIC_COUNTER_BUFFERS, maxFragmentAtomicCounterBuffers, 0);
        gl4.glGetIntegerv(GL_MAX_COMBINED_ATOMIC_COUNTER_BUFFERS, maxCombinedAtomicCounterBuffers, 0);

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        gl4.glBindBuffer(GL_ATOMIC_COUNTER_BUFFER, bufferName.get(Buffer.ATOMIC_COUNTER));
        gl4.glBufferStorage(GL_ATOMIC_COUNTER_BUFFER, Integer.BYTES, null, GL_MAP_WRITE_BIT);
        gl4.glBindBuffer(GL_ATOMIC_COUNTER_BUFFER, 0);

        return validated;
    }

开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:27，代码来源:Gl_440_atomic_counter.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(elementSize);
        FloatBuffer vertexBuffer = GLBuffers.newDirectFloatBuffer(vertexData);
        IntBuffer uniformBufferOffset = GLBuffers.newDirectIntBuffer(1);

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

        gl4.glCreateBuffers(Buffer.MAX, bufferName);

        if (!bug1287) {

            gl4.glNamedBufferStorage(bufferName.get(Buffer.ELEMENT), elementSize, elementBuffer, 0);
            gl4.glNamedBufferStorage(bufferName.get(Buffer.VERTEX), vertexSize, vertexBuffer, 0);
            gl4.glNamedBufferStorage(bufferName.get(Buffer.TRANSFORM), uniformBlockSize * 2, null, GL_MAP_WRITE_BIT
                    | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT);
        } else {

            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
            gl4.glBufferStorage(GL_ELEMENT_ARRAY_BUFFER, elementSize, elementBuffer, 0);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
            gl4.glBufferStorage(GL_ARRAY_BUFFER, vertexSize, vertexBuffer, 0);
            gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.TRANSFORM));
            gl4.glBufferStorage(GL_UNIFORM_BUFFER, uniformBlockSize * 2, null, GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT
                    | GL_MAP_COHERENT_BIT);
        }

        uniformPointer = gl4.glMapNamedBufferRange(bufferName.get(Buffer.TRANSFORM), 0, uniformBlockSize * 2,
                GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT | GL_MAP_INVALIDATE_BUFFER_BIT);

        BufferUtils.destroyDirectBuffer(elementBuffer);
        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:38，代码来源:Gl_450_direct_state_access.java

示例8: 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);
        gl4.glGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, uniformBufferOffset);
        int uniformBlockSize = Math.max(Mat4.SIZE, uniformBufferOffset.get(0));

        gl4.glCreateBuffers(Buffer.MAX, bufferName);

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

        if (!bug1287) {

            gl4.glNamedBufferStorage(bufferName.get(Buffer.ELEMENT), elementSize, elementBuffer, 0);
            gl4.glNamedBufferStorage(bufferName.get(Buffer.VERTEX), vertexSize, vertexBuffer, 0);
            gl4.glNamedBufferStorage(bufferName.get(Buffer.TRANSFORM), uniformBlockSize, null, GL_MAP_WRITE_BIT);

        } else {

            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
            gl4.glBufferStorage(GL_ELEMENT_ARRAY_BUFFER, elementSize, elementBuffer, 0);
            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
            gl4.glBufferStorage(GL_ARRAY_BUFFER, vertexSize, vertexBuffer, 0);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);
            gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.TRANSFORM));
            gl4.glBufferStorage(GL_UNIFORM_BUFFER, uniformBlockSize, null, GL_MAP_WRITE_BIT);
            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:32，代码来源:Gl_500_texture_bindless_nv.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) {

        gl4.glGenBuffers(Buffer.MAX, bufferName);

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

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

        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(Mat4.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);
        uniformPointer = gl4.glMapBufferRange(GL_UNIFORM_BUFFER, 0, Mat4.SIZE, GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT
                | GL_MAP_COHERENT_BIT);

        DrawElementsIndirectCommand command = new DrawElementsIndirectCommand(elementCount, 1, 0, 0, 0);
        IntBuffer commandBuffer = GLBuffers.newDirectIntBuffer(command.toIa_());
        gl4.glBindBuffer(GL_DRAW_INDIRECT_BUFFER, bufferName.get(Buffer.INDIRECT));
        gl4.glBufferStorage(GL_DRAW_INDIRECT_BUFFER, DrawElementsIndirectCommand.SIZE, commandBuffer, 0);
        gl4.glBindBuffer(GL_DRAW_INDIRECT_BUFFER, 0);

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

        return true;
    }

开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:39，代码来源:Gl_500_glsl_vote_arb.java

示例10: 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);
        gl4.glGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, uniformBufferOffset);
        int uniformBlockSize = Math.max(Mat4.SIZE, uniformBufferOffset.get(0));
        BufferUtils.destroyDirectBuffer(uniformBufferOffset);

        gl4.glCreateBuffers(Buffer.MAX, bufferName);

        ShortBuffer elementBuffer = GLBuffers.newDirectShortBuffer(elementData);
        ByteBuffer vertexBuffer = GLBuffers.newDirectByteBuffer(vertexSize);
        for (int i = 0; i < vertexCount; i++) {
            vertexData[i].toBb(vertexBuffer, i);
        }
        vertexBuffer.rewind();

        if (bug1287) {

            gl4.glNamedBufferStorage(bufferName.get(Buffer.TRANSFORM), uniformBlockSize, null, GL_MAP_WRITE_BIT);
            gl4.glNamedBufferStorage(bufferName.get(Buffer.ELEMENT), elementSize, elementBuffer, 0);
            gl4.glNamedBufferStorage(bufferName.get(Buffer.VERTEX), vertexSize, vertexBuffer, 0);

        } else {

            gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.TRANSFORM));
            gl4.glBufferStorage(GL_UNIFORM_BUFFER, uniformBlockSize, null, GL_MAP_WRITE_BIT);
            gl4.glBindBuffer(GL_UNIFORM_BUFFER, 0);
            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
            gl4.glBufferStorage(GL_ELEMENT_ARRAY_BUFFER, elementSize, elementBuffer, 0);
            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
            gl4.glBufferStorage(GL_ARRAY_BUFFER, vertexSize, vertexBuffer, 0);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);
        }

        return true;
    }

开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:38，代码来源:Gl_500_primitive_shading_nv.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) {

        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.glCreateBuffers(Buffer.MAX, bufferName);

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

        if (!bug1287) {

            gl4.glNamedBufferStorage(bufferName.get(Buffer.ELEMENT), elementSize, elementBuffer, 0);
            gl4.glNamedBufferStorage(bufferName.get(Buffer.VERTEX), vertexSize, vertexBuffer, 0);
            gl4.glNamedBufferStorage(bufferName.get(Buffer.TRANSFORM), uniformBlockSize, null, GL_MAP_WRITE_BIT);

        } else {

            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
            gl4.glBufferStorage(GL_ELEMENT_ARRAY_BUFFER, elementSize, elementBuffer, 0);
            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
            gl4.glBufferStorage(GL_ARRAY_BUFFER, vertexSize, vertexBuffer, 0);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);
            gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.TRANSFORM));
            gl4.glBufferStorage(GL_UNIFORM_BUFFER, uniformBlockSize, null, GL_MAP_WRITE_BIT);
            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:34，代码来源:Gl_500_shader_group_nv.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) {

        gl4.glGenBuffers(Buffer.MAX, bufferName);

        gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
        ByteBuffer vertexBuffer = GLBuffers.newDirectByteBuffer(vertexSize);
        for (int i = 0; i < vertexCount; i++) {
            vertexData[i].toBB(vertexBuffer, i);
        }
        vertexBuffer.rewind();
        gl4.glBufferStorage(GL_ARRAY_BUFFER, vertexSize, vertexBuffer, 0);
        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.glBufferStorage(GL_UNIFORM_BUFFER, uniformBlockSize, null, GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT);
        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:28，代码来源:Gl_440_interface_matching.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) {

        IntBuffer uniformBufferOffset = GLBuffers.newDirectIntBuffer(1);
        gl4.glGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, uniformBufferOffset);
        uniformBlockSize = Math.max(Mat4.SIZE, uniformBufferOffset.get(0));

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

        gl4.glCreateBuffers(Buffer.MAX, bufferName);

        if (!bug1287) {

            gl4.glNamedBufferStorage(bufferName.get(Buffer.ELEMENT), elementSize, elementBuffer, 0);
            gl4.glNamedBufferStorage(bufferName.get(Buffer.VERTEX), vertexSize, vertexBuffer, 0);
            gl4.glNamedBufferStorage(bufferName.get(Buffer.TRANSFORM), uniformBlockSize * 2, null, GL_MAP_WRITE_BIT
                    | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT);

        } else {

            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
            gl4.glBufferStorage(GL_ELEMENT_ARRAY_BUFFER, elementSize, elementBuffer, 0);
            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
            gl4.glBufferStorage(GL_ARRAY_BUFFER, vertexSize, vertexBuffer, 0);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);
            gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.TRANSFORM));
            gl4.glBufferStorage(GL_UNIFORM_BUFFER, uniformBlockSize * 2, null, GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT
                    | GL_MAP_COHERENT_BIT);
            gl4.glBindBuffer(GL_UNIFORM_BUFFER, 0);
        }

        uniformPointer = gl4.glMapNamedBufferRange(bufferName.get(Buffer.TRANSFORM), 0, uniformBlockSize * 2,
                GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT | GL_MAP_INVALIDATE_BUFFER_BIT);

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

        return true;
    }

开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:42，代码来源:Gl_500_direct_state_access_gtc.java

示例14: 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);
        gl4.glGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, uniformBufferOffset);
        int uniformBlockSize = Math.max(Mat4.SIZE, uniformBufferOffset.get(0));
        BufferUtils.destroyDirectBuffer(uniformBufferOffset);

        Vec2[] data = new Vec2[36];
        for (int i = 0; i < data.length; ++i) {
            float angle = (float) Math.PI * 2.0f * i / data.length;
            data[i] = new Vec2((float) Math.sin(angle), (float) Math.cos(angle)).normalize();
        }
        vertexCount = 18;//static_cast<GLsizei>(Data.size() - 8);

        gl4.glCreateBuffers(Buffer.MAX, bufferName);

        ShortBuffer elementBuffer = GLBuffers.newDirectShortBuffer(elementData);
        FloatBuffer dataBuffer = GLBuffers.newDirectFloatBuffer(data.length * Vec2.SIZE);
        for (Vec2 data1 : data) {
            dataBuffer.put(data1.x).put(data1.y);
        }
        dataBuffer.rewind();

        if (bug1287) {

            gl4.glNamedBufferStorage(bufferName.get(Buffer.ELEMENT), elementSize, elementBuffer, 0);
            gl4.glNamedBufferStorage(bufferName.get(Buffer.VERTEX), data.length * Vec2.SIZE, dataBuffer, 0);
            gl4.glNamedBufferStorage(bufferName.get(Buffer.TRANSFORM), uniformBlockSize, null, GL_MAP_WRITE_BIT);

        } else {

            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferName.get(Buffer.ELEMENT));
            gl4.glBufferStorage(GL_ELEMENT_ARRAY_BUFFER, elementSize, elementBuffer, 0);
            gl4.glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, bufferName.get(Buffer.VERTEX));
            gl4.glBufferStorage(GL_ARRAY_BUFFER, vertexSize, dataBuffer, 0);
            gl4.glBindBuffer(GL_ARRAY_BUFFER, 0);
            gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.TRANSFORM));
            gl4.glBufferStorage(GL_UNIFORM_BUFFER, uniformBlockSize, null, GL_MAP_WRITE_BIT);
            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:45，代码来源:Gl_500_sample_location_grid_nv.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(elementSize);
        FloatBuffer vertexBuffer = GLBuffers.newDirectFloatBuffer(vertexData);

        gl4.glGenBuffers(Buffer.MAX, bufferName);

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

        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(Mat4.SIZE, uniformBufferOffset.get(0));
        BufferUtils.destroyDirectBuffer(uniformBufferOffset);

        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);

        gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.TRANSFORM));
        uniformPointer = gl4.glMapBufferRange(GL_UNIFORM_BUFFER,
                0, Mat4.SIZE,
                GL_MAP_WRITE_BIT | GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT);

        gl4.glBindBuffer(GL_UNIFORM_BUFFER, bufferName.get(Buffer.MATERIAL));
        gl4.glBufferStorage(GL_UNIFORM_BUFFER, Long.BYTES, textureHandle, 0);
        gl4.glBindBuffer(GL_UNIFORM_BUFFER, 0);

        DrawElementsIndirectCommand command = new DrawElementsIndirectCommand(elementCount, 1, 0, 0, 0);
        IntBuffer commandBuffer = GLBuffers.newDirectIntBuffer(command.toIa_());
        gl4.glBindBuffer(GL_DRAW_INDIRECT_BUFFER, bufferName.get(Buffer.INDIRECT));
        gl4.glBufferStorage(GL_DRAW_INDIRECT_BUFFER, DrawElementsIndirectCommand.SIZE, commandBuffer, 0);
        gl4.glBindBuffer(GL_DRAW_INDIRECT_BUFFER, 0);
        BufferUtils.destroyDirectBuffer(commandBuffer);

        return true;
    }

开发者ID:java-opengl-labs，项目名称:jogl-samples，代码行数:44，代码来源:Gl_500_texture_bindless_arb.java

注：本文中的com.jogamp.opengl.GL4.glBufferStorage方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。