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Merge branch 'meta-mipgen'

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Philip Rebohle 2018-05-25 17:46:41 +02:00
commit 84a62f795f
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15 changed files with 1008 additions and 133 deletions
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4
src/d3d11/d3d11_context.cpp
View File

@ -856,9 +856,7 @@ namespace dxvk {
if (view->GetResourceType() != D3D11_RESOURCE_DIMENSION_BUFFER) {
EmitCs([cDstImageView = view->GetImageView()]
(DxvkContext* ctx) {
ctx->generateMipmaps(
cDstImageView->image(),
cDstImageView->subresources());
ctx->generateMipmaps(cDstImageView);
});
} else {
Logger::err("D3D11: GenerateMips called on a buffer");

209
src/dxvk/dxvk_context.cpp
View File

@ -7,12 +7,14 @@
namespace dxvk {
DxvkContext::DxvkContext(
const Rc<DxvkDevice>& device,
const Rc<DxvkPipelineManager>& pipelineManager,
const Rc<DxvkMetaClearObjects>& metaClearObjects)
const Rc<DxvkDevice>& device,
const Rc<DxvkPipelineManager>& pipelineManager,
const Rc<DxvkMetaClearObjects>& metaClearObjects,
const Rc<DxvkMetaMipGenObjects>& metaMipGenObjects)
: m_device (device),
m_pipeMgr (pipelineManager),
m_metaClear (metaClearObjects) { }
m_metaClear (metaClearObjects),
m_metaMipGen(metaMipGenObjects) { }
DxvkContext::~DxvkContext() {
@ -976,123 +978,102 @@ namespace dxvk {
void DxvkContext::generateMipmaps(
const Rc<DxvkImage>& image,
const VkImageSubresourceRange& subresources) {
if (subresources.levelCount <= 1)
const Rc<DxvkImageView>& imageView) {
if (imageView->info().numLevels <= 1)
return;
this->spillRenderPass();
// The top-most level will only be read. We can
// discard the contents of all the lower levels
// since we're going to override them anyway.
m_barriers.accessImage(image,
VkImageSubresourceRange {
subresources.aspectMask,
subresources.baseMipLevel, 1,
subresources.baseArrayLayer,
subresources.layerCount },
image->info().layout,
image->info().stages,
image->info().access,
image->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL),
VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_ACCESS_TRANSFER_READ_BIT);
this->unbindGraphicsPipeline();
m_barriers.accessImage(image,
VkImageSubresourceRange {
subresources.aspectMask,
subresources.baseMipLevel + 1,
subresources.levelCount - 1,
subresources.baseArrayLayer,
subresources.layerCount },
VK_IMAGE_LAYOUT_UNDEFINED,
image->info().stages,
image->info().access,
image->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL),
VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_ACCESS_TRANSFER_WRITE_BIT);
// Create the a set of framebuffers and image views
const Rc<DxvkMetaMipGenRenderPass> mipGenerator
= new DxvkMetaMipGenRenderPass(m_device->vkd(), imageView);
m_barriers.recordCommands(m_cmd);
// Common descriptor set properties that we use to
// bind the source image view to the fragment shader
VkDescriptorImageInfo descriptorImage;
descriptorImage.sampler = VK_NULL_HANDLE;
descriptorImage.imageView = VK_NULL_HANDLE;
descriptorImage.imageLayout = imageView->imageInfo().layout;
// Generate each individual mip level with a blit
for (uint32_t i = 1; i < subresources.levelCount; i++) {
const uint32_t mip = subresources.baseMipLevel + i;
VkWriteDescriptorSet descriptorWrite;
descriptorWrite.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
descriptorWrite.pNext = nullptr;
descriptorWrite.dstSet = VK_NULL_HANDLE;
descriptorWrite.dstBinding = 0;
descriptorWrite.dstArrayElement = 0;
descriptorWrite.descriptorCount = 1;
descriptorWrite.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
descriptorWrite.pImageInfo = &descriptorImage;
descriptorWrite.pBufferInfo = nullptr;
descriptorWrite.pTexelBufferView = nullptr;
// Common render pass info
VkRenderPassBeginInfo passInfo;
passInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO;
passInfo.pNext = nullptr;
passInfo.renderPass = mipGenerator->renderPass();
passInfo.framebuffer = VK_NULL_HANDLE;
passInfo.renderArea = VkRect2D { };
passInfo.clearValueCount = 0;
passInfo.pClearValues = nullptr;
// Retrieve a compatible pipeline to use for rendering
DxvkMetaMipGenPipeline pipeInfo = m_metaMipGen->getPipeline(
mipGenerator->viewType(), imageView->info().format);
for (uint32_t i = 0; i < mipGenerator->passCount(); i++) {
DxvkMetaMipGenPass pass = mipGenerator->pass(i);
const VkExtent3D srcExtent = image->mipLevelExtent(mip - 1);
const VkExtent3D dstExtent = image->mipLevelExtent(mip);
// Width, height and layer count for the current pass
VkExtent3D passExtent = mipGenerator->passExtent(i);
VkImageBlit region;
region.srcSubresource = VkImageSubresourceLayers {
subresources.aspectMask, mip - 1,
subresources.baseArrayLayer,
subresources.layerCount };
region.srcOffsets[0] = VkOffset3D { 0, 0, 0 };
region.srcOffsets[1].x = srcExtent.width;
region.srcOffsets[1].y = srcExtent.height;
region.srcOffsets[1].z = srcExtent.depth;
// Create descriptor set with the current source view
descriptorImage.imageView = pass.srcView;
descriptorWrite.dstSet = m_cmd->allocateDescriptorSet(pipeInfo.dsetLayout);
m_cmd->updateDescriptorSets(1, &descriptorWrite);
region.dstSubresource = VkImageSubresourceLayers {
subresources.aspectMask, mip,
subresources.baseArrayLayer,
subresources.layerCount };
region.dstOffsets[0] = VkOffset3D { 0, 0, 0 };
region.dstOffsets[1].x = dstExtent.width;
region.dstOffsets[1].y = dstExtent.height;
region.dstOffsets[1].z = dstExtent.depth;
// Set up viewport and scissor rect
VkViewport viewport;
viewport.x = 0.0f;
viewport.y = 0.0f;
viewport.width = float(passExtent.width);
viewport.height = float(passExtent.height);
viewport.minDepth = 0.0f;
viewport.maxDepth = 1.0f;
m_cmd->cmdBlitImage(
image->handle(), image->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL),
image->handle(), image->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL),
1, &region, VK_FILTER_LINEAR);
VkRect2D scissor;
scissor.offset = { 0, 0 };
scissor.extent = { passExtent.width, passExtent.height };
if (i + 1 < subresources.levelCount) {
m_barriers.accessImage(image,
VkImageSubresourceRange {
subresources.aspectMask, mip, 1,
subresources.baseArrayLayer,
subresources.layerCount },
image->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL),
VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_ACCESS_TRANSFER_WRITE_BIT,
image->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL),
VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_ACCESS_TRANSFER_READ_BIT);
m_barriers.recordCommands(m_cmd);
}
// Set up render pass info
passInfo.framebuffer = pass.framebuffer;
passInfo.renderArea = scissor;
// Set up push constants
DxvkMetaMipGenPushConstants pushConstants;
pushConstants.layerCount = passExtent.depth;
m_cmd->cmdBeginRenderPass(&passInfo, VK_SUBPASS_CONTENTS_INLINE);
m_cmd->cmdBindPipeline(VK_PIPELINE_BIND_POINT_GRAPHICS, pipeInfo.pipeHandle);
m_cmd->cmdBindDescriptorSet(VK_PIPELINE_BIND_POINT_GRAPHICS,
pipeInfo.pipeLayout, descriptorWrite.dstSet);
m_cmd->cmdSetViewport(0, 1, &viewport);
m_cmd->cmdSetScissor (0, 1, &scissor);
m_cmd->cmdPushConstants(
pipeInfo.pipeLayout,
VK_SHADER_STAGE_FRAGMENT_BIT,
0, sizeof(pushConstants),
&pushConstants);
m_cmd->cmdDraw(1, passExtent.depth, 0, 0);
m_cmd->cmdEndRenderPass();
}
// Transform mip levels back into their original layout.
// The last mip level is still in TRANSFER_DST_OPTIMAL.
m_barriers.accessImage(image,
VkImageSubresourceRange {
subresources.aspectMask,
subresources.baseMipLevel,
subresources.levelCount - 1,
subresources.baseArrayLayer,
subresources.layerCount },
image->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL),
VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_ACCESS_TRANSFER_READ_BIT,
image->info().layout,
image->info().stages,
image->info().access);
m_barriers.accessImage(image,
VkImageSubresourceRange {
subresources.aspectMask,
subresources.baseMipLevel
+ subresources.levelCount - 1, 1,
subresources.baseArrayLayer,
subresources.layerCount },
image->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL),
VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_ACCESS_TRANSFER_WRITE_BIT,
image->info().layout,
image->info().stages,
image->info().access);
m_barriers.recordCommands(m_cmd);
m_cmd->trackResource(mipGenerator);
m_cmd->trackResource(imageView);
}
@ -1680,6 +1661,18 @@ namespace dxvk {
}
void DxvkContext::unbindGraphicsPipeline() {
m_flags.set(
DxvkContextFlag::GpDirtyPipeline,
DxvkContextFlag::GpDirtyPipelineState,
DxvkContextFlag::GpDirtyResources,
DxvkContextFlag::GpDirtyVertexBuffers,
DxvkContextFlag::GpDirtyIndexBuffer);
m_gpActivePipeline = VK_NULL_HANDLE;
}
void DxvkContext::updateGraphicsPipeline() {
if (m_flags.test(DxvkContextFlag::GpDirtyPipeline)) {
m_flags.clr(DxvkContextFlag::GpDirtyPipeline);

17
src/dxvk/dxvk_context.h
View File

@ -7,6 +7,7 @@
#include "dxvk_data.h"
#include "dxvk_event.h"
#include "dxvk_meta_clear.h"
#include "dxvk_meta_mipgen.h"
#include "dxvk_meta_resolve.h"
#include "dxvk_pipecache.h"
#include "dxvk_pipemanager.h"
@ -28,9 +29,10 @@ namespace dxvk {
public:
DxvkContext(
const Rc<DxvkDevice>& device,
const Rc<DxvkPipelineManager>& pipelineManager,
const Rc<DxvkMetaClearObjects>& metaClearObjects);
const Rc<DxvkDevice>& device,
const Rc<DxvkPipelineManager>& pipelineManager,
const Rc<DxvkMetaClearObjects>& metaClearObjects,
const Rc<DxvkMetaMipGenObjects>& metaMipGenObjects);
~DxvkContext();
/**
@ -403,12 +405,10 @@ namespace dxvk {
*
* Uses blitting to generate lower mip levels from
* the top-most mip level passed to this method.
* \param [in] image The image to generate mips for
* \param [in] subresource The subresource range
* \param [in] imageView The image to generate mips for
*/
void generateMipmaps(
const Rc<DxvkImage>& image,
const VkImageSubresourceRange& subresources);
const Rc<DxvkImageView>& imageView);
/**
* \brief Initializes or invalidates an image
@ -621,6 +621,7 @@ namespace dxvk {
const Rc<DxvkDevice> m_device;
const Rc<DxvkPipelineManager> m_pipeMgr;
const Rc<DxvkMetaClearObjects> m_metaClear;
const Rc<DxvkMetaMipGenObjects> m_metaMipGen;
Rc<DxvkCommandList> m_cmd;
DxvkContextFlags m_flags;
@ -654,10 +655,10 @@ namespace dxvk {
DxvkRenderPassOps& renderPassOps);
void unbindComputePipeline();
void updateComputePipeline();
void updateComputePipelineState();
void unbindGraphicsPipeline();
void updateGraphicsPipeline();
void updateGraphicsPipelineState();

26
src/dxvk/dxvk_device.cpp
View File

@ -8,17 +8,18 @@ namespace dxvk {
const Rc<vk::DeviceFn>& vkd,
const Rc<DxvkDeviceExtensions>& extensions,
const VkPhysicalDeviceFeatures& features)
: m_adapter (adapter),
m_vkd (vkd),
m_extensions (extensions),
m_features (features),
m_properties (adapter->deviceProperties()),
m_memory (new DxvkMemoryAllocator (adapter, vkd)),
m_renderPassPool (new DxvkRenderPassPool (vkd)),
m_pipelineManager (new DxvkPipelineManager (this)),
m_metaClearObjects(new DxvkMetaClearObjects (vkd)),
m_unboundResources(this),
m_submissionQueue (this) {
: m_adapter (adapter),
m_vkd (vkd),
m_extensions (extensions),
m_features (features),
m_properties (adapter->deviceProperties()),
m_memory (new DxvkMemoryAllocator (adapter, vkd)),
m_renderPassPool (new DxvkRenderPassPool (vkd)),
m_pipelineManager (new DxvkPipelineManager (this)),
m_metaClearObjects (new DxvkMetaClearObjects (vkd)),
m_metaMipGenObjects (new DxvkMetaMipGenObjects(vkd)),
m_unboundResources (this),
m_submissionQueue (this) {
m_graphicsQueue.queueFamily = m_adapter->graphicsQueueFamily();
m_presentQueue.queueFamily = m_adapter->presentQueueFamily();
@ -106,7 +107,8 @@ namespace dxvk {
Rc<DxvkContext> DxvkDevice::createContext() {
return new DxvkContext(this,
m_pipelineManager,
m_metaClearObjects);
m_metaClearObjects,
m_metaMipGenObjects);
}

1
src/dxvk/dxvk_device.h
View File

@ -356,6 +356,7 @@ namespace dxvk {
Rc<DxvkRenderPassPool> m_renderPassPool;
Rc<DxvkPipelineManager> m_pipelineManager;
Rc<DxvkMetaClearObjects> m_metaClearObjects;
Rc<DxvkMetaMipGenObjects> m_metaMipGenObjects;
DxvkUnboundResources m_unboundResources;

7
src/dxvk/dxvk_hash.h
View File

@ -4,6 +4,13 @@
namespace dxvk {
struct DxvkEq {
template<typename T>
size_t operator () (const T& a, const T& b) const {
return a.eq(b);
}
};
struct DxvkHash {
template<typename T>
size_t operator () (const T& object) const {

12
src/dxvk/dxvk_image.h
View File

@ -285,6 +285,14 @@ namespace dxvk {
return m_info;
}
/**
* \brief Image handle
* \returns Image handle
*/
VkImage imageHandle() const {
return m_image->handle();
}
/**
* \brief Image properties
* \returns Image properties
@ -302,8 +310,8 @@ namespace dxvk {
}
/**
* \brief Image
* \returns Image
* \brief Image object
* \returns Image object
*/
Rc<DxvkImage> image() const {
return m_image;

554
src/dxvk/dxvk_meta_mipgen.cpp Normal file
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@ -0,0 +1,554 @@
#include "dxvk_meta_mipgen.h"
#include <dxvk_mipgen_vert.h>
#include <dxvk_mipgen_geom.h>
#include <dxvk_mipgen_frag_1d.h>
#include <dxvk_mipgen_frag_2d.h>
#include <dxvk_mipgen_frag_3d.h>
namespace dxvk {
DxvkMetaMipGenRenderPass::DxvkMetaMipGenRenderPass(
const Rc<vk::DeviceFn>& vkd,
const Rc<DxvkImageView>& view)
: m_vkd(vkd), m_view(view), m_renderPass(createRenderPass()) {
// Determine view type based on image type
const std::array<std::pair<VkImageViewType, VkImageViewType>, 3> viewTypes = {{
{ VK_IMAGE_VIEW_TYPE_1D_ARRAY, VK_IMAGE_VIEW_TYPE_1D_ARRAY },
{ VK_IMAGE_VIEW_TYPE_2D_ARRAY, VK_IMAGE_VIEW_TYPE_2D_ARRAY },
{ VK_IMAGE_VIEW_TYPE_3D, VK_IMAGE_VIEW_TYPE_2D_ARRAY },
}};
m_srcViewType = viewTypes.at(uint32_t(view->imageInfo().type)).first;
m_dstViewType = viewTypes.at(uint32_t(view->imageInfo().type)).second;
// Create image views and framebuffers
m_passes.resize(view->info().numLevels - 1);
for (uint32_t i = 0; i < m_passes.size(); i++)
m_passes.at(i) = this->createFramebuffer(i);
}
DxvkMetaMipGenRenderPass::~DxvkMetaMipGenRenderPass() {
for (const auto& pass : m_passes) {
m_vkd->vkDestroyFramebuffer(m_vkd->device(), pass.framebuffer, nullptr);
m_vkd->vkDestroyImageView(m_vkd->device(), pass.dstView, nullptr);
m_vkd->vkDestroyImageView(m_vkd->device(), pass.srcView, nullptr);
}
m_vkd->vkDestroyRenderPass(m_vkd->device(), m_renderPass, nullptr);
}
VkExtent3D DxvkMetaMipGenRenderPass::passExtent(uint32_t passId) const {
VkExtent3D extent = m_view->mipLevelExtent(passId + 1);
if (m_view->imageInfo().type != VK_IMAGE_TYPE_3D)
extent.depth = m_view->info().numLayers;
return extent;
}
VkRenderPass DxvkMetaMipGenRenderPass::createRenderPass() const {
std::array<VkSubpassDependency, 2> subpassDeps = {{
{ VK_SUBPASS_EXTERNAL, 0,
m_view->imageInfo().stages,
VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
m_view->imageInfo().access,
VK_ACCESS_COLOR_ATTACHMENT_READ_BIT |
VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT, 0 },
{ 0, VK_SUBPASS_EXTERNAL,
VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
m_view->imageInfo().stages,
VK_ACCESS_COLOR_ATTACHMENT_READ_BIT |
VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
m_view->imageInfo().access, 0 },
}};
VkAttachmentDescription attachment;
attachment.flags = 0;
attachment.format = m_view->info().format;
attachment.samples = VK_SAMPLE_COUNT_1_BIT;
attachment.loadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attachment.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
attachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
attachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
attachment.finalLayout = m_view->imageInfo().layout;
VkAttachmentReference attachmentRef;
attachmentRef.attachment = 0;
attachmentRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
VkSubpassDescription subpass;
subpass.flags = 0;
subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
subpass.inputAttachmentCount = 0;
subpass.pInputAttachments = nullptr;
subpass.colorAttachmentCount = 1;
subpass.pColorAttachments = &attachmentRef;
subpass.pResolveAttachments = nullptr;
subpass.pDepthStencilAttachment = nullptr;
subpass.preserveAttachmentCount = 0;
subpass.pPreserveAttachments = nullptr;
VkRenderPassCreateInfo info;
info.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
info.pNext = nullptr;
info.flags = 0;
info.attachmentCount = 1;
info.pAttachments = &attachment;
info.subpassCount = 1;
info.pSubpasses = &subpass;
info.dependencyCount = subpassDeps.size();
info.pDependencies = subpassDeps.data();
VkRenderPass result = VK_NULL_HANDLE;
if (m_vkd->vkCreateRenderPass(m_vkd->device(), &info, nullptr, &result) != VK_SUCCESS)
throw DxvkError("DxvkMetaMipGenRenderPass: Failed to create render pass");
return result;
}
DxvkMetaMipGenPass DxvkMetaMipGenRenderPass::createFramebuffer(uint32_t pass) const {
DxvkMetaMipGenPass result;
result.srcView = VK_NULL_HANDLE;
result.dstView = VK_NULL_HANDLE;
result.framebuffer = VK_NULL_HANDLE;
// Common image view info
VkImageViewCreateInfo viewInfo;
viewInfo.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
viewInfo.pNext = nullptr;
viewInfo.flags = 0;
viewInfo.image = m_view->imageHandle();
viewInfo.format = m_view->info().format;
viewInfo.components = {
VK_COMPONENT_SWIZZLE_IDENTITY, VK_COMPONENT_SWIZZLE_IDENTITY,
VK_COMPONENT_SWIZZLE_IDENTITY, VK_COMPONENT_SWIZZLE_IDENTITY };
// Create source image view, which points to
// the one mip level we're going to sample.
VkImageSubresourceRange srcSubresources;
srcSubresources.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
srcSubresources.baseMipLevel = m_view->info().minLevel + pass;
srcSubresources.levelCount = 1;
srcSubresources.baseArrayLayer = m_view->info().minLayer;
srcSubresources.layerCount = m_view->info().numLayers;
viewInfo.viewType = m_srcViewType;
viewInfo.subresourceRange = srcSubresources;
if (m_vkd->vkCreateImageView(m_vkd->device(), &viewInfo, nullptr, &result.srcView) != VK_SUCCESS)
throw DxvkError("DxvkMetaMipGenRenderPass: Failed to create source image view");
// Create destination image view, which points
// to the mip level we're going to render to.
VkExtent3D dstExtent = m_view->mipLevelExtent(pass + 1);
VkImageSubresourceRange dstSubresources;
dstSubresources.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
dstSubresources.baseMipLevel = m_view->info().minLevel + pass + 1;
dstSubresources.levelCount = 1;
if (m_view->imageInfo().type != VK_IMAGE_TYPE_3D) {
dstSubresources.baseArrayLayer = m_view->info().minLayer;
dstSubresources.layerCount = m_view->info().numLayers;
} else {
dstSubresources.baseArrayLayer = 0;
dstSubresources.layerCount = dstExtent.depth;
}
viewInfo.viewType = m_dstViewType;
viewInfo.subresourceRange = dstSubresources;
if (m_vkd->vkCreateImageView(m_vkd->device(), &viewInfo, nullptr, &result.dstView) != VK_SUCCESS)
throw DxvkError("DxvkMetaMipGenRenderPass: Failed to create target image view");
// Create framebuffer using the destination
// image view as its color attachment.
VkFramebufferCreateInfo fboInfo;
fboInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
fboInfo.pNext = nullptr;
fboInfo.flags = 0;
fboInfo.renderPass = m_renderPass;
fboInfo.attachmentCount = 1;
fboInfo.pAttachments = &result.dstView;
fboInfo.width = dstExtent.width;
fboInfo.height = dstExtent.height;
fboInfo.layers = dstSubresources.layerCount;
if (m_vkd->vkCreateFramebuffer(m_vkd->device(), &fboInfo, nullptr, &result.framebuffer) != VK_SUCCESS)
throw DxvkError("DxvkMetaMipGenRenderPass: Failed to create target framebuffer");
return result;
}
DxvkMetaMipGenObjects::DxvkMetaMipGenObjects(const Rc<vk::DeviceFn>& vkd)
: m_vkd (vkd),
m_sampler (createSampler()),
m_shaderVert (createShaderModule(dxvk_mipgen_vert)),
m_shaderGeom (createShaderModule(dxvk_mipgen_geom)),
m_shaderFrag1D(createShaderModule(dxvk_mipgen_frag_1d)),
m_shaderFrag2D(createShaderModule(dxvk_mipgen_frag_2d)),
m_shaderFrag3D(createShaderModule(dxvk_mipgen_frag_3d)) {
}
DxvkMetaMipGenObjects::~DxvkMetaMipGenObjects() {
for (const auto& pair : m_renderPasses)
m_vkd->vkDestroyRenderPass(m_vkd->device(), pair.second, nullptr);
for (const auto& pair : m_pipelines) {
m_vkd->vkDestroyPipeline(m_vkd->device(), pair.second.pipeHandle, nullptr);
m_vkd->vkDestroyPipelineLayout(m_vkd->device(), pair.second.pipeLayout, nullptr);
m_vkd->vkDestroyDescriptorSetLayout (m_vkd->device(), pair.second.dsetLayout, nullptr);
}
m_vkd->vkDestroyShaderModule(m_vkd->device(), m_shaderFrag3D, nullptr);
m_vkd->vkDestroyShaderModule(m_vkd->device(), m_shaderFrag2D, nullptr);
m_vkd->vkDestroyShaderModule(m_vkd->device(), m_shaderFrag1D, nullptr);
m_vkd->vkDestroyShaderModule(m_vkd->device(), m_shaderGeom, nullptr);
m_vkd->vkDestroyShaderModule(m_vkd->device(), m_shaderVert, nullptr);
m_vkd->vkDestroySampler(m_vkd->device(), m_sampler, nullptr);
}
DxvkMetaMipGenPipeline DxvkMetaMipGenObjects::getPipeline(
VkImageViewType viewType,
VkFormat viewFormat) {
std::lock_guard<std::mutex> lock(m_mutex);
DxvkMetaMipGenPipelineKey key;
key.viewType = viewType;
key.viewFormat = viewFormat;
auto entry = m_pipelines.find(key);
if (entry != m_pipelines.end())
return entry->second;
DxvkMetaMipGenPipeline pipeline = this->createPipeline(key);
m_pipelines.insert({ key, pipeline });
return pipeline;
}
VkRenderPass DxvkMetaMipGenObjects::getRenderPass(VkFormat viewFormat) {
auto entry = m_renderPasses.find(viewFormat);
if (entry != m_renderPasses.end())
return entry->second;
VkRenderPass renderPass = this->createRenderPass(viewFormat);
m_renderPasses.insert({ viewFormat, renderPass });
return renderPass;
}
VkSampler DxvkMetaMipGenObjects::createSampler() const {
VkSamplerCreateInfo info;
info.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO;
info.pNext = nullptr;
info.flags = 0;
info.magFilter = VK_FILTER_LINEAR;
info.minFilter = VK_FILTER_LINEAR;
info.mipmapMode = VK_SAMPLER_MIPMAP_MODE_NEAREST;
info.addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE;
info.addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE;
info.addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE;
info.mipLodBias = 0.0f;
info.anisotropyEnable = VK_FALSE;
info.maxAnisotropy = 1.0f;
info.compareEnable = VK_FALSE;
info.compareOp = VK_COMPARE_OP_ALWAYS;
info.minLod = 0.0f;
info.maxLod = 0.0f;
info.borderColor = VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK;
info.unnormalizedCoordinates = VK_FALSE;
VkSampler result = VK_NULL_HANDLE;
if (m_vkd->vkCreateSampler(m_vkd->device(), &info, nullptr, &result) != VK_SUCCESS)
throw DxvkError("DxvkMetaMipGenObjects: Failed to create sampler");
return result;
}
VkShaderModule DxvkMetaMipGenObjects::createShaderModule(const SpirvCodeBuffer& code) const {
VkShaderModuleCreateInfo info;
info.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
info.pNext = nullptr;
info.flags = 0;
info.codeSize = code.size();
info.pCode = code.data();
VkShaderModule result = VK_NULL_HANDLE;
if (m_vkd->vkCreateShaderModule(m_vkd->device(), &info, nullptr, &result) != VK_SUCCESS)
throw DxvkError("DxvkMetaMipGenObjects: Failed to create shader module");
return result;
}
DxvkMetaMipGenPipeline DxvkMetaMipGenObjects::createPipeline(
const DxvkMetaMipGenPipelineKey& key) {
DxvkMetaMipGenPipeline pipe;
pipe.dsetLayout = this->createDescriptorSetLayout(key.viewType);
pipe.pipeLayout = this->createPipelineLayout(pipe.dsetLayout);
pipe.pipeHandle = this->createPipeline(key.viewType, pipe.pipeLayout,
this->getRenderPass(key.viewFormat));
return pipe;
}
VkRenderPass DxvkMetaMipGenObjects::createRenderPass(
VkFormat format) const {
VkAttachmentDescription attachment;
attachment.flags = 0;
attachment.format = format;
attachment.samples = VK_SAMPLE_COUNT_1_BIT;
attachment.loadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attachment.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
attachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
attachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
attachment.finalLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
VkAttachmentReference attachmentRef;
attachmentRef.attachment = 0;
attachmentRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
VkSubpassDescription subpass;
subpass.flags = 0;
subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
subpass.inputAttachmentCount = 0;
subpass.pInputAttachments = nullptr;
subpass.colorAttachmentCount = 1;
subpass.pColorAttachments = &attachmentRef;
subpass.pResolveAttachments = nullptr;
subpass.pDepthStencilAttachment = nullptr;
subpass.preserveAttachmentCount = 0;
subpass.pPreserveAttachments = nullptr;
VkRenderPassCreateInfo info;
info.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
info.pNext = nullptr;
info.flags = 0;
info.attachmentCount = 1;
info.pAttachments = &attachment;
info.subpassCount = 1;
info.pSubpasses = &subpass;
info.dependencyCount = 0;
info.pDependencies = nullptr;
VkRenderPass result = VK_NULL_HANDLE;
if (m_vkd->vkCreateRenderPass(m_vkd->device(), &info, nullptr, &result) != VK_SUCCESS)
throw DxvkError("DxvkMetaMipGenObjects: Failed to create render pass");
return result;
}
VkDescriptorSetLayout DxvkMetaMipGenObjects::createDescriptorSetLayout(
VkImageViewType viewType) const {
VkDescriptorSetLayoutBinding binding;
binding.binding = 0;
binding.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
binding.descriptorCount = 1;
binding.stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT;
binding.pImmutableSamplers = &m_sampler;
VkDescriptorSetLayoutCreateInfo info;
info.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO;
info.pNext = nullptr;
info.flags = 0;
info.bindingCount = 1;
info.pBindings = &binding;
VkDescriptorSetLayout result = VK_NULL_HANDLE;
if (m_vkd->vkCreateDescriptorSetLayout(m_vkd->device(), &info, nullptr, &result) != VK_SUCCESS)
throw DxvkError("DxvkMetaMipGenObjects: Failed to create descriptor set layout");
return result;
}
VkPipelineLayout DxvkMetaMipGenObjects::createPipelineLayout(
VkDescriptorSetLayout descriptorSetLayout) const {
VkPushConstantRange pushRange;
pushRange.stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT;
pushRange.offset = 0;
pushRange.size = sizeof(DxvkMetaMipGenPushConstants);
VkPipelineLayoutCreateInfo info;
info.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO;
info.pNext = nullptr;
info.flags = 0;
info.setLayoutCount = 1;
info.pSetLayouts = &descriptorSetLayout;
info.pushConstantRangeCount = 1;
info.pPushConstantRanges = &pushRange;
VkPipelineLayout result = VK_NULL_HANDLE;
if (m_vkd->vkCreatePipelineLayout(m_vkd->device(), &info, nullptr, &result) != VK_SUCCESS)
throw DxvkError("DxvkMetaMipGenObjects: Failed to create pipeline layout");
return result;
}
VkPipeline DxvkMetaMipGenObjects::createPipeline(
VkImageViewType imageViewType,
VkPipelineLayout pipelineLayout,
VkRenderPass renderPass) const {
std::array<VkPipelineShaderStageCreateInfo, 3> stages;
VkPipelineShaderStageCreateInfo& vsStage = stages[0];
vsStage.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
vsStage.pNext = nullptr;
vsStage.flags = 0;
vsStage.stage = VK_SHADER_STAGE_VERTEX_BIT;
vsStage.module = m_shaderVert;
vsStage.pName = "main";
vsStage.pSpecializationInfo = nullptr;
VkPipelineShaderStageCreateInfo& gsStage = stages[1];
gsStage.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
gsStage.pNext = nullptr;
gsStage.flags = 0;
gsStage.stage = VK_SHADER_STAGE_GEOMETRY_BIT;
gsStage.module = m_shaderGeom;
gsStage.pName = "main";
gsStage.pSpecializationInfo = nullptr;
VkPipelineShaderStageCreateInfo& psStage = stages[2];
psStage.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
psStage.pNext = nullptr;
psStage.flags = 0;
psStage.stage = VK_SHADER_STAGE_FRAGMENT_BIT;
psStage.module = VK_NULL_HANDLE;
psStage.pName = "main";
psStage.pSpecializationInfo = nullptr;
switch (imageViewType) {
case VK_IMAGE_VIEW_TYPE_1D_ARRAY: psStage.module = m_shaderFrag1D; break;
case VK_IMAGE_VIEW_TYPE_2D_ARRAY: psStage.module = m_shaderFrag2D; break;
case VK_IMAGE_VIEW_TYPE_3D: psStage.module = m_shaderFrag3D; break;
default: throw DxvkError("DxvkMetaMipGenObjects: Invalid view type");
}
std::array<VkDynamicState, 2> dynStates = {{
VK_DYNAMIC_STATE_VIEWPORT,
VK_DYNAMIC_STATE_SCISSOR,
}};
VkPipelineDynamicStateCreateInfo dynState;
dynState.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO;
dynState.pNext = nullptr;
dynState.flags = 0;
dynState.dynamicStateCount = dynStates.size();
dynState.pDynamicStates = dynStates.data();
VkPipelineVertexInputStateCreateInfo viState;
viState.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO;
viState.pNext = nullptr;
viState.flags = 0;
viState.vertexBindingDescriptionCount = 0;
viState.pVertexBindingDescriptions = nullptr;
viState.vertexAttributeDescriptionCount = 0;
viState.pVertexAttributeDescriptions = nullptr;
VkPipelineInputAssemblyStateCreateInfo iaState;
iaState.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
iaState.pNext = nullptr;
iaState.flags = 0;
iaState.topology = VK_PRIMITIVE_TOPOLOGY_POINT_LIST;
iaState.primitiveRestartEnable = VK_FALSE;
VkPipelineViewportStateCreateInfo vpState;
vpState.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
vpState.pNext = nullptr;
vpState.flags = 0;
vpState.viewportCount = 1;
vpState.pViewports = nullptr;
vpState.scissorCount = 1;
vpState.pScissors = nullptr;
VkPipelineRasterizationStateCreateInfo rsState;
rsState.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
rsState.pNext = nullptr;
rsState.flags = 0;
rsState.depthClampEnable = VK_TRUE;
rsState.rasterizerDiscardEnable = VK_FALSE;
rsState.polygonMode = VK_POLYGON_MODE_FILL;
rsState.cullMode = VK_CULL_MODE_NONE;
rsState.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE;
rsState.depthBiasEnable = VK_FALSE;
rsState.depthBiasConstantFactor = 0.0f;
rsState.depthBiasClamp = 0.0f;
rsState.depthBiasSlopeFactor = 0.0f;
rsState.lineWidth = 1.0f;
uint32_t msMask = 0xFFFFFFFF;
VkPipelineMultisampleStateCreateInfo msState;
msState.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
msState.pNext = nullptr;
msState.flags = 0;
msState.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
msState.sampleShadingEnable = VK_FALSE;
msState.minSampleShading = 1.0f;
msState.pSampleMask = &msMask;
msState.alphaToCoverageEnable = VK_FALSE;
msState.alphaToOneEnable = VK_FALSE;
VkPipelineColorBlendAttachmentState cbAttachment;
cbAttachment.blendEnable = VK_FALSE;
cbAttachment.srcColorBlendFactor = VK_BLEND_FACTOR_ONE;
cbAttachment.dstColorBlendFactor = VK_BLEND_FACTOR_ZERO;
cbAttachment.colorBlendOp = VK_BLEND_OP_ADD;
cbAttachment.srcAlphaBlendFactor = VK_BLEND_FACTOR_ONE;
cbAttachment.dstAlphaBlendFactor = VK_BLEND_FACTOR_ZERO;
cbAttachment.alphaBlendOp = VK_BLEND_OP_ADD;
cbAttachment.colorWriteMask =
VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT |
VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT;
VkPipelineColorBlendStateCreateInfo cbState;
cbState.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
cbState.pNext = nullptr;
cbState.flags = 0;
cbState.logicOpEnable = VK_FALSE;
cbState.logicOp = VK_LOGIC_OP_NO_OP;
cbState.attachmentCount = 1;
cbState.pAttachments = &cbAttachment;
for (uint32_t i = 0; i < 4; i++)
cbState.blendConstants[i] = 0.0f;
VkGraphicsPipelineCreateInfo info;
info.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
info.pNext = nullptr;
info.flags = 0;
info.stageCount = stages.size();
info.pStages = stages.data();
info.pVertexInputState = &viState;
info.pInputAssemblyState = &iaState;
info.pTessellationState = nullptr;
info.pViewportState = &vpState;
info.pRasterizationState = &rsState;
info.pMultisampleState = &msState;
info.pColorBlendState = &cbState;
info.pDepthStencilState = nullptr;
info.pDynamicState = &dynState;
info.layout = pipelineLayout;
info.renderPass = renderPass;
info.subpass = 0;
info.basePipelineHandle = VK_NULL_HANDLE;
info.basePipelineIndex = -1;
VkPipeline result = VK_NULL_HANDLE;
if (m_vkd->vkCreateGraphicsPipelines(m_vkd->device(), VK_NULL_HANDLE, 1, &info, nullptr, &result) != VK_SUCCESS)
throw DxvkError("DxvkMetaMipGenObjects: Failed to create graphics pipeline");
return result;
}
}

232
src/dxvk/dxvk_meta_mipgen.h Normal file
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@ -0,0 +1,232 @@
#pragma once
#include <mutex>
#include <unordered_map>
#include "../spirv/spirv_code_buffer.h"
#include "dxvk_hash.h"
#include "dxvk_image.h"
namespace dxvk {
/**
* \brief Push constant data
*/
struct DxvkMetaMipGenPushConstants {
uint32_t layerCount;
};
/**
* \brief Mip map generation pipeline key
*
* We have to create pipelines for each
* combination of source image view type
* and image format.
*/
struct DxvkMetaMipGenPipelineKey {
VkImageViewType viewType;
VkFormat viewFormat;
bool eq(const DxvkMetaMipGenPipelineKey& other) const {
return this->viewType == other.viewType
&& this->viewFormat == other.viewFormat;
}
size_t hash() const {
DxvkHashState result;
result.add(uint32_t(this->viewType));
result.add(uint32_t(this->viewFormat));
return result;
}
};
/**
* \brief Mip map generation pipeline
*
* Stores the objects for a single pipeline
* that is used for mipmap generation.
*/
struct DxvkMetaMipGenPipeline {
VkDescriptorSetLayout dsetLayout;
VkPipelineLayout pipeLayout;
VkPipeline pipeHandle;
};
/**
* \brief Mip map generation framebuffer
*
* Stores the image views and framebuffer
* handle used to generate one mip level.
*/
struct DxvkMetaMipGenPass {
VkImageView srcView;
VkImageView dstView;
VkFramebuffer framebuffer;
};
/**
* \brief Mip map generation render pass
*
* Stores image views, framebuffer objects and
* a render pass object for mip map generation.
* This must be created per image view.
*/
class DxvkMetaMipGenRenderPass : public DxvkResource {
public:
DxvkMetaMipGenRenderPass(
const Rc<vk::DeviceFn>& vkd,
const Rc<DxvkImageView>& view);
~DxvkMetaMipGenRenderPass();
/**
* \brief Render pass handle
* \returns Render pass handle
*/
VkRenderPass renderPass() const {
return m_renderPass;
}
/**
* \brief Source image view type
*
* Use this to figure out which type the
* resource descriptor needs to have.
* \returns Source image view type
*/
VkImageViewType viewType() const {
return m_srcViewType;
}
/**
* \brief Render pass count
*
* Number of mip levels to generate.
* \returns Render pass count
*/
uint32_t passCount() const {
return m_passes.size();
}
/**
* \brief Framebuffer handles
*
* Returns image view and framebuffer handles
* required to generate a single mip level.
* \param [in] pass Render pass index
* \returns Object handles for the given pass
*/
DxvkMetaMipGenPass pass(uint32_t passId) const {
return m_passes.at(passId);
}
/**
* \brief Framebuffer size for a given pass
*
* Stores the width, height, and layer count
* of the framebuffer for the given pass ID.
*/
VkExtent3D passExtent(uint32_t passId) const;
private:
Rc<vk::DeviceFn> m_vkd;
Rc<DxvkImageView> m_view;
VkRenderPass m_renderPass;
VkImageViewType m_srcViewType;
VkImageViewType m_dstViewType;
std::vector<DxvkMetaMipGenPass> m_passes;
VkRenderPass createRenderPass() const;
DxvkMetaMipGenPass createFramebuffer(uint32_t pass) const;
};
/**
* \brief Mip map generation objects
*
* Stores render pass objects and pipelines used
* to generate mip maps. Due to Vulkan API design
* decisions, we have to create one render pass
* and pipeline object per image format used.
*/
class DxvkMetaMipGenObjects : public RcObject {
public:
DxvkMetaMipGenObjects(const Rc<vk::DeviceFn>& vkd);
~DxvkMetaMipGenObjects();
/**
* \brief Creates a mip map generation pipeline
*
* \param [in] viewType Source image view type
* \param [in] viewFormat Image view format
* \returns The mip map generation pipeline
*/
DxvkMetaMipGenPipeline getPipeline(
VkImageViewType viewType,
VkFormat viewFormat);
private:
Rc<vk::DeviceFn> m_vkd;
VkSampler m_sampler;
VkShaderModule m_shaderVert;
VkShaderModule m_shaderGeom;
VkShaderModule m_shaderFrag1D;
VkShaderModule m_shaderFrag2D;
VkShaderModule m_shaderFrag3D;
std::mutex m_mutex;
std::unordered_map<
VkFormat,
VkRenderPass> m_renderPasses;
std::unordered_map<
DxvkMetaMipGenPipelineKey,
DxvkMetaMipGenPipeline,
DxvkHash, DxvkEq> m_pipelines;
VkRenderPass getRenderPass(
VkFormat viewFormat);
VkSampler createSampler() const;
VkShaderModule createShaderModule(
const SpirvCodeBuffer& code) const;
DxvkMetaMipGenPipeline createPipeline(
const DxvkMetaMipGenPipelineKey& key);
VkRenderPass createRenderPass(
VkFormat format) const;
VkDescriptorSetLayout createDescriptorSetLayout(
VkImageViewType viewType) const;
VkPipelineLayout createPipelineLayout(
VkDescriptorSetLayout descriptorSetLayout) const;
VkPipeline createPipeline(
VkImageViewType imageViewType,
VkPipelineLayout pipelineLayout,
VkRenderPass renderPass) const;
};
}

7
src/dxvk/meson.build
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@ -12,6 +12,12 @@ dxvk_shaders = files([
'shaders/dxvk_clear_image3d_u.comp',
'shaders/dxvk_clear_image3d_f.comp',
'shaders/dxvk_mipgen_vert.vert',
'shaders/dxvk_mipgen_geom.geom',
'shaders/dxvk_mipgen_frag_1d.frag',
'shaders/dxvk_mipgen_frag_2d.frag',
'shaders/dxvk_mipgen_frag_3d.frag',
'hud/shaders/hud_line.frag',
'hud/shaders/hud_text.frag',
'hud/shaders/hud_vert.vert',
@ -41,6 +47,7 @@ dxvk_src = files([
'dxvk_main.cpp',
'dxvk_memory.cpp',
'dxvk_meta_clear.cpp',
'dxvk_meta_mipgen.cpp',
'dxvk_meta_resolve.cpp',
'dxvk_pipecache.cpp',
'dxvk_pipecompiler.cpp',

11
src/dxvk/shaders/dxvk_mipgen_frag_1d.frag Normal file
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@ -0,0 +1,11 @@
#version 450
layout(set = 0, binding = 0)
uniform sampler1DArray s_texture;
layout(location = 0) in vec3 i_pos;
layout(location = 0) out vec4 o_color;
void main() {
o_color = texture(s_texture, i_pos.xz);
}

11
src/dxvk/shaders/dxvk_mipgen_frag_2d.frag Normal file
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@ -0,0 +1,11 @@
#version 450
layout(set = 0, binding = 0)
uniform sampler2DArray s_texture;
layout(location = 0) in vec3 i_pos;
layout(location = 0) out vec4 o_color;
void main() {
o_color = texture(s_texture, i_pos);
}

17
src/dxvk/shaders/dxvk_mipgen_frag_3d.frag Normal file
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@ -0,0 +1,17 @@
#version 450
layout(set = 0, binding = 0)
uniform sampler3D s_texture;
layout(location = 0) in vec3 i_pos;
layout(location = 0) out vec4 o_color;
layout(push_constant)
uniform push_block {
uint p_layer_count;
};
void main() {
o_color = texture(s_texture, vec3(i_pos.xy,
(i_pos.z + 0.5f) / float(p_layer_count)));
}

25
src/dxvk/shaders/dxvk_mipgen_geom.geom Normal file
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@ -0,0 +1,25 @@
#version 450
layout(points) in;
layout(triangle_strip, max_vertices = 4) out;
layout(location = 0) in int i_instance[1];
layout(location = 0) out vec3 o_pos;
const vec4 g_vpos[4] = {
vec4(-1.0f, -1.0f, 0.0f, 1.0f),
vec4(-1.0f, 1.0f, 0.0f, 1.0f),
vec4( 1.0f, -1.0f, 0.0f, 1.0f),
vec4( 1.0f, 1.0f, 0.0f, 1.0f),
};
void main() {
for (int i = 0; i < 4; i++) {
o_pos = vec3(0.5f + 0.5f * g_vpos[i].xy, float(i_instance[0]));
gl_Position = g_vpos[i];
gl_Layer = i_instance[0];
EmitVertex();
}
EndPrimitive();
}

8
src/dxvk/shaders/dxvk_mipgen_vert.vert Normal file
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@ -0,0 +1,8 @@
#version 450
layout(location = 0) out int o_instance;
void main() {
o_instance = gl_InstanceIndex;
gl_Position = vec4(0.0f, 0.0f, 0.0f, 1.0f);
}