qf
/
quakeforge
mirror of https://git.code.sf.net/p/quake/quakeforge
0
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity
quakeforge/libs/video/renderer/vulkan/capture.c

271 lines
8.2 KiB
C
Raw Blame History

/*
capture.c
Vulkan frame capture support
Copyright (C) 1996-1997 Id Software, Inc.
Copyright (C) 2021 Bill Currie <bill@taniwha.org>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_MATH_H
# include <math.h>
#endif
#ifdef HAVE_STRING_H
# include <string.h>
#endif
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif
#include <stdlib.h>
#include "QF/Vulkan/qf_vid.h"
#include "QF/Vulkan/capture.h"
#include "QF/Vulkan/command.h"
#include "QF/Vulkan/device.h"
#include "QF/Vulkan/image.h"
#include "QF/Vulkan/instance.h"
#include "QF/Vulkan/swapchain.h"
#include "vid_vulkan.h"
qfv_capture_t *
QFV_CreateCapture (qfv_device_t *device, int numframes,
qfv_swapchain_t *swapchain, VkCommandPool cmdPool)
{
qfv_instfuncs_t *ifunc = device->physDev->instance->funcs;
qfv_devfuncs_t *dfunc = device->funcs;
VkFormat format = VK_FORMAT_R8G8B8A8_UNORM;
int canBlit = 1;
VkFormatProperties format_props;
ifunc->vkGetPhysicalDeviceFormatProperties (device->physDev->dev,
swapchain->format,
&format_props);
if (!(swapchain->usage & VK_IMAGE_USAGE_TRANSFER_SRC_BIT)) {
Sys_Printf ("Swapchain does not support reading. FIXME\n");
return 0;
}
if (!(format_props.optimalTilingFeatures
& VK_FORMAT_FEATURE_BLIT_SRC_BIT)) {
Sys_MaskPrintf (SYS_vulkan,
"Device does not support blitting from optimal tiled "
"images.\n");
canBlit = 0;
}
ifunc->vkGetPhysicalDeviceFormatProperties (device->physDev->dev, format,
&format_props);
if (!(format_props.linearTilingFeatures
& VK_FORMAT_FEATURE_BLIT_DST_BIT)) {
Sys_MaskPrintf (SYS_vulkan,
"Device does not support blitting from optimal tiled "
"images.\n");
canBlit = 0;
}
qfv_capture_t *capture = malloc (sizeof (qfv_capture_t));
capture->device = device;
capture->canBlit = canBlit;
capture->extent = swapchain->extent;
capture->image_set = QFV_AllocCaptureImageSet (numframes, malloc);
__auto_type cmdset = QFV_AllocCommandBufferSet (numframes, alloca);
QFV_AllocateCommandBuffers (device, cmdPool, 1, cmdset);
VkImageCreateInfo createInfo = {
.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO,
.imageType = VK_IMAGE_TYPE_2D,
.format = format,
.extent = { swapchain->extent.width, swapchain->extent.height, 1 },
.arrayLayers = 1,
.mipLevels = 1,
.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED,
.samples = VK_SAMPLE_COUNT_1_BIT,
.tiling = VK_IMAGE_TILING_LINEAR,
.usage = VK_IMAGE_USAGE_TRANSFER_DST_BIT,
};
for (int i = 0; i < numframes; i++) {
__auto_type image = &capture->image_set->a[i];
dfunc->vkCreateImage (device->dev, &createInfo, 0, &image->image);
image->layout = VK_IMAGE_LAYOUT_UNDEFINED;
image->cmd = cmdset->a[i];
}
size_t image_size = QFV_GetImageSize (device,
capture->image_set->a[0].image);
capture->memsize = numframes * image_size;
capture->memory = QFV_AllocImageMemory (device,
capture->image_set->a[0].image,
VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT,
capture->memsize, 0);
byte *data;
dfunc->vkMapMemory (device->dev, capture->memory, 0, capture->memsize, 0,
(void **) &data);
for (int i = 0; i < numframes; i++) {
__auto_type image = &capture->image_set->a[i];
image->data = data + i * image_size;
dfunc->vkBindImageMemory (device->dev, image->image, capture->memory,
image->data - data);
}
return capture;
}
void
QFV_DestroyCapture (qfv_capture_t *capture)
{
qfv_device_t *device = capture->device;
qfv_devfuncs_t *dfunc = device->funcs;
for (size_t i = 0; i < capture->image_set->size; i++) {
__auto_type image = &capture->image_set->a[i];
dfunc->vkDestroyImage (device->dev, image->image, 0);
}
dfunc->vkUnmapMemory (device->dev, capture->memory);
dfunc->vkFreeMemory (device->dev, capture->memory, 0);
free (capture->image_set);
free (capture);
}
static void
blit_image (qfv_capture_t *capture, qfv_devfuncs_t *dfunc,
VkImage scImage, qfv_capture_image_t *image)
{
VkImageBlit blit = {
{ VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1 },
{ { }, { capture->extent.width, capture->extent.height, 1 } },
{ VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1 },
{ { }, { capture->extent.width, capture->extent.height, 1 } },
};
dfunc->vkCmdBlitImage (image->cmd,
scImage, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
image->image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
1, &blit, VK_FILTER_NEAREST);
}
static void
copy_image (qfv_capture_t *capture, qfv_devfuncs_t *dfunc,
VkImage scImage, qfv_capture_image_t *image)
{
VkImageCopy copy = {
{ VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1 }, { },
{ VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1 }, { },
{ capture->extent.width, capture->extent.height, 1 },
};
dfunc->vkCmdCopyImage (image->cmd,
scImage, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
image->image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
1, &copy);
}
VkCommandBuffer
QFV_CaptureImage (qfv_capture_t *capture, VkImage scImage, int frame)
{
qfv_device_t *device = capture->device;
qfv_devfuncs_t *dfunc = device->funcs;
__auto_type image = &capture->image_set->a[frame];
dfunc->vkResetCommandBuffer (image->cmd, 0);
VkCommandBufferInheritanceInfo inherit = {
VK_STRUCTURE_TYPE_COMMAND_BUFFER_INHERITANCE_INFO, 0,
0, 0, 0, 0, 0, 0,
};
VkCommandBufferBeginInfo beginInfo = {
VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO, 0,
VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT, &inherit,
};
dfunc->vkBeginCommandBuffer (image->cmd, &beginInfo);
VkImageMemoryBarrier start_barriers[] = {
{
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
.srcAccessMask = 0,
.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT,
.oldLayout = image->layout,
.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
.image = image->image,
.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 },
},
{
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
.srcAccessMask = VK_ACCESS_MEMORY_READ_BIT,
.dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT,
.oldLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
.newLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
.image = scImage,
.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 },
},
};
VkImageMemoryBarrier end_barriers[] = {
{
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT,
.dstAccessMask = VK_ACCESS_MEMORY_READ_BIT,
.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
.newLayout = VK_IMAGE_LAYOUT_GENERAL,
.image = image->image,
.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 },
},
{
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
.srcAccessMask = VK_ACCESS_TRANSFER_READ_BIT,
.dstAccessMask = VK_ACCESS_MEMORY_READ_BIT,
.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
.newLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
.image = scImage,
.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 },
},
};
dfunc->vkCmdPipelineBarrier (image->cmd,
VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_PIPELINE_STAGE_TRANSFER_BIT,
0, 0, 0, 0, 0,
2, start_barriers);
if (capture->canBlit) {
blit_image (capture, dfunc, scImage, image);
} else {
copy_image (capture, dfunc, scImage, image);
}
dfunc->vkCmdPipelineBarrier (image->cmd,
VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_PIPELINE_STAGE_TRANSFER_BIT,
0, 0, 0, 0, 0,
2, end_barriers);
image->layout = VK_IMAGE_LAYOUT_GENERAL;
dfunc->vkEndCommandBuffer (image->cmd);
return image->cmd;
}
const byte *
QFV_CaptureData (qfv_capture_t *capture, int frame)
{
__auto_type image = &capture->image_set->a[frame];
return image->data;
}
Reference in New Issue View Git Blame Copy Permalink