Java 类org.lwjgl.vulkan.VkAttachmentDescription 实例源码

private static long createClearRenderPass(VkDevice device, int colorFormat) {
    VkAttachmentDescription.Buffer attachments = VkAttachmentDescription.callocStack(1)
            .format(colorFormat)
            .samples(VK_SAMPLE_COUNT_1_BIT)
            .loadOp(VK_ATTACHMENT_LOAD_OP_CLEAR)
            .storeOp(VK_ATTACHMENT_STORE_OP_STORE)
            .stencilLoadOp(VK_ATTACHMENT_LOAD_OP_DONT_CARE)
            .stencilStoreOp(VK_ATTACHMENT_STORE_OP_DONT_CARE)
            .initialLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL)
            .finalLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);

    VkAttachmentReference.Buffer colorReference = VkAttachmentReference.callocStack(1)
            .attachment(0)
            .layout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);

    VkSubpassDescription.Buffer subpass = VkSubpassDescription.callocStack(1)
            .pipelineBindPoint(VK_PIPELINE_BIND_POINT_GRAPHICS)
            .flags(VK_FLAGS_NONE)
            .pInputAttachments(null)
            .colorAttachmentCount(colorReference.remaining())
            .pColorAttachments(colorReference)
            .pResolveAttachments(null)
            .pDepthStencilAttachment(null)
            .pPreserveAttachments(null);

    VkRenderPassCreateInfo renderPassInfo = VkRenderPassCreateInfo.callocStack()
            .sType(VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO)
            .pNext(NULL)
            .pAttachments(attachments)
            .pSubpasses(subpass)
            .pDependencies(null);

    LongBuffer pRenderPass = stackMallocLong(1);
    int err = vkCreateRenderPass(device, renderPassInfo, null, pRenderPass);
    long renderPass = pRenderPass.get(0);
    if (err != VK_SUCCESS) {
        throw new AssertionError("Failed to create clear render pass: " + translateVulkanResult(err));
    }
    return renderPass;
}

private static long createClearRenderPass(VkDevice device, int colorFormat) {
    VkAttachmentDescription.Buffer attachments = VkAttachmentDescription.callocStack(1)
            .format(colorFormat)
            .samples(VK_SAMPLE_COUNT_1_BIT)
            .loadOp(VK_ATTACHMENT_LOAD_OP_CLEAR)
            .storeOp(VK_ATTACHMENT_STORE_OP_STORE)
            .stencilLoadOp(VK_ATTACHMENT_LOAD_OP_DONT_CARE)
            .stencilStoreOp(VK_ATTACHMENT_STORE_OP_DONT_CARE)
            .initialLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL)
            .finalLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);

    VkAttachmentReference.Buffer colorReference = VkAttachmentReference.callocStack(1)
            .attachment(0)
            .layout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);

    VkSubpassDescription.Buffer subpass = VkSubpassDescription.callocStack(1)
            .pipelineBindPoint(VK_PIPELINE_BIND_POINT_GRAPHICS)
            .flags(VK_FLAGS_NONE)
            .pInputAttachments(null)
            .colorAttachmentCount(colorReference.remaining())
            .pColorAttachments(colorReference)
            .pResolveAttachments(null)
            .pDepthStencilAttachment(null)
            .pPreserveAttachments(null);

    VkRenderPassCreateInfo renderPassInfo = VkRenderPassCreateInfo.callocStack()
            .sType(VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO)
            .pNext(NULL)
            .pAttachments(attachments)
            .pSubpasses(subpass)
            .pDependencies(null);

    LongBuffer pRenderPass = stackMallocLong(1);
    int err = vkCreateRenderPass(device, renderPassInfo, null, pRenderPass);
    long renderPass = pRenderPass.get(0);
    if (err != VK_SUCCESS) {
        throw new AssertionError("Failed to create clear render pass: " + translateVulkanResult(err));
    }
    return renderPass;
}

private long createRenderPass(VkDevice device, int colorFormat) {
    VkAttachmentDescription.Buffer attachments = VkAttachmentDescription.calloc(1)
            .format(colorFormat)
            .samples(VK_SAMPLE_COUNT_1_BIT)
            .loadOp(VK_ATTACHMENT_LOAD_OP_CLEAR)
            .storeOp(VK_ATTACHMENT_STORE_OP_STORE)
            .stencilLoadOp(VK_ATTACHMENT_LOAD_OP_DONT_CARE)
            .stencilStoreOp(VK_ATTACHMENT_STORE_OP_DONT_CARE)
            .initialLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL)
            .finalLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);

    VkAttachmentReference.Buffer colorReference = VkAttachmentReference.calloc(1)
            .attachment(0)
            .layout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);

    VkSubpassDescription.Buffer subpass = VkSubpassDescription.calloc(1)
            .pipelineBindPoint(VK_PIPELINE_BIND_POINT_GRAPHICS)
            .flags(0)
            .pInputAttachments(null)
            .colorAttachmentCount(colorReference.remaining())
            .pColorAttachments(colorReference) // <- only color attachment
            .pResolveAttachments(null)
            .pDepthStencilAttachment(null)
            .pPreserveAttachments(null);

    VkRenderPassCreateInfo renderPassInfo = VkRenderPassCreateInfo.calloc()
            .sType(VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO)
            .pNext(0)
            .pAttachments(attachments)
            .pSubpasses(subpass)
            .pDependencies(null);

    LongBuffer pRenderPass = memAllocLong(1);
    int err = vkCreateRenderPass(device, renderPassInfo, null, pRenderPass);
    long renderPass = pRenderPass.get(0);
    memFree(pRenderPass);
    renderPassInfo.free();
    colorReference.free();
    subpass.free();
    attachments.free();
    if (err != VK_SUCCESS) {
        throw new AssertionError("Failed to create clear render pass: " + VKUtil.translateVulkanResult(err));
    }

    return renderPass;
}

private static long createClearRenderPass(VkDevice device, int colorFormat) {
    VkAttachmentDescription.Buffer attachments = VkAttachmentDescription.calloc(1)
            .format(colorFormat)
            .samples(VK_SAMPLE_COUNT_1_BIT)
            .loadOp(VK_ATTACHMENT_LOAD_OP_CLEAR)
            .storeOp(VK_ATTACHMENT_STORE_OP_STORE)
            .stencilLoadOp(VK_ATTACHMENT_LOAD_OP_DONT_CARE)
            .stencilStoreOp(VK_ATTACHMENT_STORE_OP_DONT_CARE)
            .initialLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL)
            .finalLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);

    VkAttachmentReference.Buffer colorReference = VkAttachmentReference.calloc(1)
            .attachment(0)
            .layout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);

    VkSubpassDescription.Buffer subpass = VkSubpassDescription.calloc(1)
            .pipelineBindPoint(VK_PIPELINE_BIND_POINT_GRAPHICS)
            .flags(VK_FLAGS_NONE)
            .pInputAttachments(null)
            .colorAttachmentCount(colorReference.remaining())
            .pColorAttachments(colorReference)
            .pResolveAttachments(null)
            .pDepthStencilAttachment(null)
            .pPreserveAttachments(null);

    VkRenderPassCreateInfo renderPassInfo = VkRenderPassCreateInfo.calloc()
            .sType(VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO)
            .pNext(NULL)
            .pAttachments(attachments)
            .pSubpasses(subpass)
            .pDependencies(null);

    LongBuffer pRenderPass = memAllocLong(1);
    int err = vkCreateRenderPass(device, renderPassInfo, null, pRenderPass);
    long renderPass = pRenderPass.get(0);
    memFree(pRenderPass);
    renderPassInfo.free();
    colorReference.free();
    subpass.free();
    attachments.free();
    if (err != VK_SUCCESS) {
        throw new AssertionError("Failed to create clear render pass: " + translateVulkanResult(err));
    }
    return renderPass;
}