OrdinaryMagician/vkdoom_m
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- add some classes for managing postprocess and render buffers

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This commit is contained in:
Magnus Norddahl 2019-03-05 04:59:17 +01:00
commit d65de299e8
10 changed files with 328 additions and 76 deletions
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89
src/rendering/vulkan/renderer/vk_renderbuffers.cpp Normal file
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#include "vk_renderbuffers.h"
#include "vk_renderpass.h"
#include "vk_postprocess.h"
#include "vulkan/shaders/vk_shader.h"
#include "vulkan/system/vk_builders.h"
#include "vulkan/system/vk_framebuffer.h"
#include "hwrenderer/utility/hw_cvars.h"
VkRenderBuffers::VkRenderBuffers()
{
}
VkRenderBuffers::~VkRenderBuffers()
{
}
void VkRenderBuffers::BeginFrame(int width, int height, int sceneWidth, int sceneHeight)
{
int samples = clamp((int)gl_multisample, 0, mMaxSamples);
if (width != mWidth || height != mHeight || mSamples != samples)
{
auto fb = GetVulkanFrameBuffer();
fb->GetRenderPassManager()->RenderBuffersReset();
fb->GetPostprocess()->RenderBuffersReset();
}
if (width != mWidth || height != mHeight)
CreatePipeline(width, height);
if (width != mWidth || height != mHeight || mSamples != samples)
CreateScene(width, height, samples);
mWidth = width;
mHeight = height;
mSamples = samples;
mSceneWidth = sceneWidth;
mSceneHeight = sceneHeight;
}
void VkRenderBuffers::CreatePipeline(int width, int height)
{
}
void VkRenderBuffers::CreateScene(int width, int height, int samples)
{
auto fb = GetVulkanFrameBuffer();
SceneColorView.reset();
SceneDepthStencilView.reset();
SceneDepthView.reset();
SceneColor.reset();
SceneDepthStencil.reset();
ImageBuilder builder;
builder.setSize(SCREENWIDTH, SCREENHEIGHT);
builder.setFormat(VK_FORMAT_R16G16B16A16_SFLOAT);
builder.setUsage(VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT);
SceneColor = builder.create(fb->device);
builder.setFormat(SceneDepthStencilFormat);
builder.setUsage(VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT);
if (!builder.isFormatSupported(fb->device))
{
SceneDepthStencilFormat = VK_FORMAT_D32_SFLOAT_S8_UINT;
builder.setFormat(SceneDepthStencilFormat);
if (!builder.isFormatSupported(fb->device))
{
I_FatalError("This device does not support any of the required depth stencil image formats.");
}
}
SceneDepthStencil = builder.create(fb->device);
ImageViewBuilder viewbuilder;
viewbuilder.setImage(SceneColor.get(), VK_FORMAT_R16G16B16A16_SFLOAT);
SceneColorView = viewbuilder.create(fb->device);
viewbuilder.setImage(SceneDepthStencil.get(), SceneDepthStencilFormat, VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT);
SceneDepthStencilView = viewbuilder.create(fb->device);
viewbuilder.setImage(SceneDepthStencil.get(), SceneDepthStencilFormat, VK_IMAGE_ASPECT_DEPTH_BIT);
SceneDepthView = viewbuilder.create(fb->device);
PipelineBarrier barrier;
barrier.addImage(SceneColor.get(), VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, 0, VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT);
barrier.addImage(SceneDepthStencil.get(), VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL, 0, VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT | VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT, VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT);
barrier.execute(fb->GetDrawCommands(), VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT | VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT | VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT);
}