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VK Immediate Drawer: Properly transition texture layouts 

Support wrapping of textures not created here
This commit is contained in:
Dr. Chat 2016-05-28 10:25:18 -05:00
parent f8d9472872
commit fd37112db8
2 changed files with 92 additions and 9 deletions
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97
src/xenia/ui/vulkan/vulkan_immediate_drawer.cc
View File

@ -136,6 +136,46 @@ class LightweightCircularBuffer {
class VulkanImmediateTexture : public ImmediateTexture {
public:
VulkanImmediateTexture(VulkanDevice* device, VkDescriptorPool descriptor_pool,
VkDescriptorSetLayout descriptor_set_layout,
VkImageView image_view, VkSampler sampler,
uint32_t width, uint32_t height)
: ImmediateTexture(width, height),
device_(*device),
descriptor_pool_(descriptor_pool),
image_view_(image_view),
sampler_(sampler) {
handle = reinterpret_cast<uintptr_t>(this);
// Create descriptor set used just for this texture.
// It never changes, so we can reuse it and not worry with updates.
VkDescriptorSetAllocateInfo set_alloc_info;
set_alloc_info.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO;
set_alloc_info.pNext = nullptr;
set_alloc_info.descriptorPool = descriptor_pool_;
set_alloc_info.descriptorSetCount = 1;
set_alloc_info.pSetLayouts = &descriptor_set_layout;
auto err =
vkAllocateDescriptorSets(device_, &set_alloc_info, &descriptor_set_);
CheckResult(err, "vkAllocateDescriptorSets");
// Initialize descriptor with our texture.
VkDescriptorImageInfo texture_info;
texture_info.sampler = sampler_;
texture_info.imageView = image_view_;
texture_info.imageLayout = VK_IMAGE_LAYOUT_GENERAL;
VkWriteDescriptorSet descriptor_write;
descriptor_write.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
descriptor_write.pNext = nullptr;
descriptor_write.dstSet = descriptor_set_;
descriptor_write.dstBinding = 0;
descriptor_write.dstArrayElement = 0;
descriptor_write.descriptorCount = 1;
descriptor_write.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
descriptor_write.pImageInfo = &texture_info;
vkUpdateDescriptorSets(device_, 1, &descriptor_write, 0, nullptr);
}
VulkanImmediateTexture(VulkanDevice* device, VkDescriptorPool descriptor_pool,
VkDescriptorSetLayout descriptor_set_layout,
VkSampler sampler, uint32_t width, uint32_t height)
@ -161,7 +201,7 @@ class VulkanImmediateTexture : public ImmediateTexture {
image_info.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
image_info.queueFamilyIndexCount = 0;
image_info.pQueueFamilyIndices = nullptr;
image_info.initialLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
image_info.initialLayout = VK_IMAGE_LAYOUT_PREINITIALIZED;
auto err = vkCreateImage(device_, &image_info, nullptr, &image_);
CheckResult(err, "vkCreateImage");
@ -221,9 +261,12 @@ class VulkanImmediateTexture : public ImmediateTexture {
~VulkanImmediateTexture() override {
vkFreeDescriptorSets(device_, descriptor_pool_, 1, &descriptor_set_);
vkDestroyImageView(device_, image_view_, nullptr);
vkDestroyImage(device_, image_, nullptr);
vkFreeMemory(device_, device_memory_, nullptr);
if (device_memory_) {
vkDestroyImageView(device_, image_view_, nullptr);
vkDestroyImage(device_, image_, nullptr);
vkFreeMemory(device_, device_memory_, nullptr);
}
}
void Upload(const uint8_t* src_data) {
@ -238,25 +281,49 @@ class VulkanImmediateTexture : public ImmediateTexture {
vkGetImageSubresourceLayout(device_, image_, &subresource, &layout);
// Map memory for upload.
void* gpu_data = nullptr;
auto err =
vkMapMemory(device_, device_memory_, 0, layout.size, 0, &gpu_data);
uint8_t* gpu_data = nullptr;
auto err = vkMapMemory(device_, device_memory_, 0, layout.size, 0,
reinterpret_cast<void**>(&gpu_data));
CheckResult(err, "vkMapMemory");
// Copy the entire texture, hoping its layout matches what we expect.
std::memcpy(gpu_data, src_data, layout.size);
std::memcpy(gpu_data + layout.offset, src_data, layout.size);
vkUnmapMemory(device_, device_memory_);
}
// Queues a command to transition this texture to a new layout. This assumes
// the command buffer WILL be queued and executed by the device.
void TransitionLayout(VkCommandBuffer command_buffer,
VkImageLayout new_layout) {
VkImageMemoryBarrier image_barrier;
image_barrier.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
image_barrier.pNext = nullptr;
image_barrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
image_barrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
image_barrier.srcAccessMask = 0;
image_barrier.dstAccessMask = 0;
image_barrier.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED;
image_barrier.newLayout = new_layout;
image_barrier.image = image_;
image_barrier.subresourceRange = {0, 0, 1, 0, 1};
image_barrier.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
image_layout_ = new_layout;
vkCmdPipelineBarrier(command_buffer, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0, 0, nullptr, 0,
nullptr, 1, &image_barrier);
}
VkDescriptorSet descriptor_set() const { return descriptor_set_; }
VkImageLayout layout() const { return image_layout_; }
private:
VkDevice device_ = nullptr;
VkDescriptorPool descriptor_pool_ = nullptr;
VkSampler sampler_ = nullptr; // Not owned.
VkImage image_ = nullptr;
VkImageLayout image_layout_ = VK_IMAGE_LAYOUT_UNDEFINED;
VkImageLayout image_layout_ = VK_IMAGE_LAYOUT_PREINITIALIZED;
VkDeviceMemory device_memory_ = nullptr;
VkImageView image_view_ = nullptr;
VkDescriptorSet descriptor_set_ = nullptr;
@ -604,6 +671,14 @@ std::unique_ptr<ImmediateTexture> VulkanImmediateDrawer::CreateTexture(
return std::unique_ptr<ImmediateTexture>(texture.release());
}
std::unique_ptr<ImmediateTexture> VulkanImmediateDrawer::WrapTexture(
VkImageView image_view, VkSampler sampler, uint32_t width,
uint32_t height) {
return std::make_unique<VulkanImmediateTexture>(
context_->device(), descriptor_pool_, texture_set_layout_, image_view,
sampler, width, height);
}
void VulkanImmediateDrawer::UpdateTexture(ImmediateTexture* texture,
const uint8_t* data) {
static_cast<VulkanImmediateTexture*>(texture)->Upload(data);
@ -686,6 +761,10 @@ void VulkanImmediateDrawer::Draw(const ImmediateDraw& draw) {
// Setup texture binding.
auto texture = reinterpret_cast<VulkanImmediateTexture*>(draw.texture_handle);
if (texture) {
if (texture->layout() != VK_IMAGE_LAYOUT_GENERAL) {
texture->TransitionLayout(current_cmd_buffer_, VK_IMAGE_LAYOUT_GENERAL);
}
auto texture_set = texture->descriptor_set();
vkCmdBindDescriptorSets(current_cmd_buffer_,
VK_PIPELINE_BIND_POINT_GRAPHICS, pipeline_layout_,

4
src/xenia/ui/vulkan/vulkan_immediate_drawer.h
View File

@ -32,6 +32,10 @@ class VulkanImmediateDrawer : public ImmediateDrawer {
ImmediateTextureFilter filter,
bool repeat,
const uint8_t* data) override;
std::unique_ptr<ImmediateTexture> WrapTexture(VkImageView image_view,
VkSampler sampler,
uint32_t width,
uint32_t height);
void UpdateTexture(ImmediateTexture* texture, const uint8_t* data) override;
void Begin(int render_target_width, int render_target_height) override;