2021-02-27 22:43:49 +01:00
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#include "vk_rtx.h"
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2022-01-27 08:52:14 +01:00
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#include "ray_pass.h"
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2022-02-01 05:50:39 +01:00
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#include "ray_resources.h"
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2022-01-31 07:24:55 +01:00
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2022-01-08 03:51:59 +01:00
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#include "vk_ray_primary.h"
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rt: draft direct light compute shader
it's bad:
direct light: 1.8ms, 183(184)v, 59(128)s, LDS=0, 2/16o
(-56 vgpr => +1 wavefront??)
also, thread group size = 16, 8, 1, wave64
while ray tracing pipeline = 8, 4, 1, wave32
2022-01-11 04:13:08 +01:00
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#include "vk_ray_light_direct.h"
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2022-01-08 03:51:59 +01:00
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2021-02-27 22:43:49 +01:00
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#include "vk_core.h"
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#include "vk_common.h"
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#include "vk_buffer.h"
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2021-03-13 21:29:17 +01:00
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#include "vk_pipeline.h"
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2021-03-15 17:44:15 +01:00
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#include "vk_cvar.h"
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2021-03-17 17:15:33 +01:00
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#include "vk_textures.h"
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2021-03-28 22:52:25 +02:00
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#include "vk_light.h"
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2021-05-01 20:48:24 +02:00
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#include "vk_descriptor.h"
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2021-07-05 19:59:14 +02:00
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#include "vk_ray_internal.h"
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2021-11-05 17:11:40 +01:00
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#include "vk_denoiser.h"
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2022-01-08 22:44:02 +01:00
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#include "vk_math.h"
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2021-02-27 22:43:49 +01:00
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2022-07-15 09:35:19 +02:00
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#include "alolcator.h"
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2022-01-31 07:24:55 +01:00
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2021-02-27 22:43:49 +01:00
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#include "eiface.h"
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2021-03-17 17:15:33 +01:00
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#include "xash3d_mathlib.h"
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2021-02-27 22:43:49 +01:00
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2021-03-21 00:21:26 +01:00
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#include <string.h>
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2021-09-06 21:03:44 +02:00
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#define MAX_SCRATCH_BUFFER (32*1024*1024)
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2021-02-28 00:40:57 +01:00
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#define MAX_ACCELS_BUFFER (64*1024*1024)
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2021-07-05 19:59:14 +02:00
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2022-01-08 22:44:02 +01:00
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#define MAX_FRAMES_IN_FLIGHT 2
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2021-02-27 22:43:49 +01:00
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2021-03-20 19:15:57 +01:00
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// TODO settings/realtime modifiable/adaptive
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2022-07-09 20:40:26 +02:00
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#if 1
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2021-03-20 19:15:57 +01:00
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#define FRAME_WIDTH 1280
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#define FRAME_HEIGHT 720
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2022-07-09 20:40:26 +02:00
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#else
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#define FRAME_WIDTH 2560
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#define FRAME_HEIGHT 1440
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#endif
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2021-03-20 19:15:57 +01:00
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2021-03-01 19:52:08 +01:00
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// TODO sync with shaders
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2021-03-20 19:15:57 +01:00
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// TODO optimal values
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2021-03-01 19:52:08 +01:00
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#define WG_W 16
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#define WG_H 8
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2021-03-07 01:40:35 +01:00
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typedef struct {
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vec3_t pos;
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float radius;
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vec3_t color;
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float padding_;
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} vk_light_t;
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2021-10-03 19:30:06 +02:00
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typedef struct PushConstants vk_rtx_push_constants_t;
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2021-03-15 17:44:15 +01:00
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2021-11-07 21:46:27 +01:00
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typedef struct {
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2021-11-21 22:40:11 +01:00
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xvk_image_t denoised;
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2022-01-08 07:43:27 +01:00
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2022-01-10 04:50:43 +01:00
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#define X(index, name, ...) xvk_image_t name;
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RAY_PRIMARY_OUTPUTS(X)
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2022-01-28 04:14:56 +01:00
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RAY_LIGHT_DIRECT_POLY_OUTPUTS(X)
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RAY_LIGHT_DIRECT_POINT_OUTPUTS(X)
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2022-01-10 04:50:43 +01:00
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#undef X
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2022-01-08 07:43:27 +01:00
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2021-11-21 22:40:11 +01:00
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xvk_image_t diffuse_gi;
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xvk_image_t specular;
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xvk_image_t additive;
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2021-11-07 21:46:27 +01:00
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} xvk_ray_frame_images_t;
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2021-02-27 22:43:49 +01:00
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static struct {
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2022-01-08 22:44:02 +01:00
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// Holds UniformBuffer data
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vk_buffer_t uniform_buffer;
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2022-01-18 06:12:14 +01:00
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uint32_t uniform_unit_size;
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2022-01-08 22:44:02 +01:00
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2021-05-01 20:48:24 +02:00
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// Stores AS built data. Lifetime similar to render buffer:
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// - some portion lives for entire map lifetime
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// - some portion lives only for a single frame (may have several frames in flight)
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// TODO: unify this with render buffer
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// Needs: AS_STORAGE_BIT, SHADER_DEVICE_ADDRESS_BIT
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2021-02-27 22:43:49 +01:00
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vk_buffer_t accels_buffer;
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2022-07-15 09:35:19 +02:00
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struct alo_pool_s *accels_buffer_alloc;
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2021-05-01 20:48:24 +02:00
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// Temp: lives only during a single frame (may have many in flight)
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// Used for building ASes;
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// Needs: AS_STORAGE_BIT, SHADER_DEVICE_ADDRESS_BIT
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2021-02-27 22:43:49 +01:00
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vk_buffer_t scratch_buffer;
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VkDeviceAddress accels_buffer_addr, scratch_buffer_addr;
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2021-05-01 20:48:24 +02:00
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// Temp-ish: used for making TLAS, contains addressed to all used BLASes
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// Lifetime and nature of usage similar to scratch_buffer
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// TODO: unify them
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// Needs: SHADER_DEVICE_ADDRESS, STORAGE_BUFFER, AS_BUILD_INPUT_READ_ONLY
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2021-03-01 19:52:08 +01:00
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vk_buffer_t tlas_geom_buffer;
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2022-05-29 23:53:05 +02:00
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VkDeviceAddress tlas_geom_buffer_addr;
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2022-06-26 09:52:22 +02:00
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r_flipping_buffer_t tlas_geom_buffer_alloc;
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2021-03-01 19:52:08 +01:00
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2021-05-01 20:48:24 +02:00
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// TODO need several TLASes for N frames in flight
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2021-03-01 19:52:08 +01:00
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VkAccelerationStructureKHR tlas;
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2021-03-13 21:29:17 +01:00
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2021-04-09 23:59:04 +02:00
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// Per-frame data that is accumulated between RayFrameBegin and End calls
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struct {
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uint32_t scratch_offset; // for building dynamic blases
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} frame;
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2022-05-29 09:01:43 +02:00
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// TODO with proper intra-cmdbuf sync we don't really need 2x images
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2021-03-20 21:42:15 +01:00
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unsigned frame_number;
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2022-01-08 22:44:02 +01:00
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xvk_ray_frame_images_t frames[MAX_FRAMES_IN_FLIGHT];
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2021-03-20 19:15:57 +01:00
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2022-01-27 08:52:14 +01:00
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struct {
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struct ray_pass_s *primary_ray;
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2022-01-28 02:47:00 +01:00
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struct ray_pass_s *light_direct_poly;
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2022-01-28 04:14:56 +01:00
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struct ray_pass_s *light_direct_point;
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2022-01-31 07:24:55 +01:00
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struct ray_pass_s *denoiser;
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2022-01-27 08:52:14 +01:00
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} pass;
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2021-03-13 21:29:17 +01:00
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qboolean reload_pipeline;
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2021-09-14 19:24:27 +02:00
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qboolean reload_lighting;
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2021-05-24 20:14:03 +02:00
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} g_rtx = {0};
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2021-02-27 22:43:49 +01:00
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2021-07-05 19:59:14 +02:00
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VkDeviceAddress getBufferDeviceAddress(VkBuffer buffer) {
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2021-02-27 22:43:49 +01:00
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const VkBufferDeviceAddressInfo bdai = {.sType = VK_STRUCTURE_TYPE_BUFFER_DEVICE_ADDRESS_INFO, .buffer = buffer};
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return vkGetBufferDeviceAddress(vk_core.device, &bdai);
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}
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2021-03-01 19:52:08 +01:00
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static VkDeviceAddress getASAddress(VkAccelerationStructureKHR as) {
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VkAccelerationStructureDeviceAddressInfoKHR asdai = {
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.sType = VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_DEVICE_ADDRESS_INFO_KHR,
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.accelerationStructure = as,
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};
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return vkGetAccelerationStructureDeviceAddressKHR(vk_core.device, &asdai);
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}
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2021-07-05 19:59:14 +02:00
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// TODO split this into smaller building blocks in a separate module
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qboolean createOrUpdateAccelerationStructure(VkCommandBuffer cmdbuf, const as_build_args_t *args, vk_ray_model_t *model) {
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2021-05-17 18:24:15 +02:00
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qboolean should_create = *args->p_accel == VK_NULL_HANDLE;
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2021-07-05 19:59:14 +02:00
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#if 1 // update does not work at all on AMD gpus
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qboolean is_update = false; // FIXME this crashes for some reason !should_create && args->dynamic;
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#else
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2021-06-23 20:37:54 +02:00
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qboolean is_update = !should_create && args->dynamic;
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2021-07-05 19:59:14 +02:00
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#endif
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2021-05-10 18:17:03 +02:00
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2021-02-27 22:43:49 +01:00
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VkAccelerationStructureBuildGeometryInfoKHR build_info = {
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.sType = VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_BUILD_GEOMETRY_INFO_KHR,
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2021-04-09 23:59:04 +02:00
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.type = args->type,
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.flags = VK_BUILD_ACCELERATION_STRUCTURE_PREFER_FAST_TRACE_BIT_KHR | ( args->dynamic ? VK_BUILD_ACCELERATION_STRUCTURE_ALLOW_UPDATE_BIT_KHR : 0),
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.mode = is_update ? VK_BUILD_ACCELERATION_STRUCTURE_MODE_UPDATE_KHR : VK_BUILD_ACCELERATION_STRUCTURE_MODE_BUILD_KHR,
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.geometryCount = args->n_geoms,
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.pGeometries = args->geoms,
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2021-07-10 20:06:55 +02:00
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.srcAccelerationStructure = is_update ? *args->p_accel : VK_NULL_HANDLE,
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2021-02-27 22:43:49 +01:00
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};
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VkAccelerationStructureBuildSizesInfoKHR build_size = {
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2021-05-17 18:24:15 +02:00
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.sType = VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_BUILD_SIZES_INFO_KHR
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};
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2021-02-27 22:43:49 +01:00
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2021-04-09 23:59:04 +02:00
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uint32_t scratch_buffer_size = 0;
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2021-02-27 22:43:49 +01:00
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2021-05-17 18:24:15 +02:00
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ASSERT(args->geoms);
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ASSERT(args->n_geoms > 0);
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ASSERT(args->p_accel);
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2021-02-28 00:40:57 +01:00
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vkGetAccelerationStructureBuildSizesKHR(
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2021-04-09 23:59:04 +02:00
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vk_core.device, VK_ACCELERATION_STRUCTURE_BUILD_TYPE_DEVICE_KHR, &build_info, args->max_prim_counts, &build_size);
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scratch_buffer_size = is_update ? build_size.updateScratchSize : build_size.buildScratchSize;
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2021-02-27 22:43:49 +01:00
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2021-07-05 19:59:14 +02:00
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#if 0
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2021-02-28 00:40:57 +01:00
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{
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uint32_t max_prims = 0;
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2021-04-09 23:59:04 +02:00
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for (int i = 0; i < args->n_geoms; ++i)
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max_prims += args->max_prim_counts[i];
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2021-02-28 00:40:57 +01:00
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gEngine.Con_Reportf(
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2021-04-09 23:59:04 +02:00
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"AS max_prims=%u, n_geoms=%u, build size: %d, scratch size: %d\n", max_prims, args->n_geoms, build_size.accelerationStructureSize, build_size.buildScratchSize);
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2021-02-28 00:40:57 +01:00
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}
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2021-07-05 19:59:14 +02:00
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#endif
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2021-02-27 22:43:49 +01:00
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2021-05-08 23:34:42 +02:00
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if (MAX_SCRATCH_BUFFER < g_rtx.frame.scratch_offset + scratch_buffer_size) {
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2021-02-27 22:43:49 +01:00
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gEngine.Con_Printf(S_ERROR "Scratch buffer overflow: left %u bytes, but need %u\n",
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2021-04-09 23:59:04 +02:00
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MAX_SCRATCH_BUFFER - g_rtx.frame.scratch_offset,
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scratch_buffer_size);
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return false;
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2021-02-27 22:43:49 +01:00
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}
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2021-04-10 19:58:46 +02:00
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if (should_create) {
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2021-06-23 20:37:54 +02:00
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const uint32_t as_size = build_size.accelerationStructureSize;
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2022-07-15 09:35:19 +02:00
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const alo_block_t block = aloPoolAllocate(g_rtx.accels_buffer_alloc, as_size, /*TODO why? align=*/256);
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const uint32_t buffer_offset = block.offset;
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2021-06-19 19:51:21 +02:00
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const VkAccelerationStructureCreateInfoKHR asci = {
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2021-04-09 23:59:04 +02:00
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.sType = VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_CREATE_INFO_KHR,
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.buffer = g_rtx.accels_buffer.buffer,
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2021-05-03 20:17:01 +02:00
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.offset = buffer_offset,
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2021-04-09 23:59:04 +02:00
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.type = args->type,
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2021-06-19 19:51:21 +02:00
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.size = as_size,
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2021-04-09 23:59:04 +02:00
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};
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2021-02-27 22:43:49 +01:00
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2022-07-15 09:35:19 +02:00
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if (buffer_offset == ALO_ALLOC_FAILED) {
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2021-06-19 19:51:21 +02:00
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gEngine.Con_Printf(S_ERROR "Failed to allocated %u bytes for accel buffer\n", asci.size);
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2021-04-09 23:59:04 +02:00
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return false;
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}
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2021-02-27 22:43:49 +01:00
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2021-05-10 18:17:03 +02:00
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XVK_CHECK(vkCreateAccelerationStructureKHR(vk_core.device, &asci, NULL, args->p_accel));
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2021-05-17 19:36:40 +02:00
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SET_DEBUG_NAME(*args->p_accel, VK_OBJECT_TYPE_ACCELERATION_STRUCTURE_KHR, args->debug_name);
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2021-05-08 23:34:42 +02:00
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2021-05-26 19:55:46 +02:00
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if (model) {
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model->size = asci.size;
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model->debug.as_offset = buffer_offset;
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}
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2021-06-19 19:51:21 +02:00
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// gEngine.Con_Reportf("AS=%p, n_geoms=%u, build: %#x %d %#x\n", *args->p_accel, args->n_geoms, buffer_offset, asci.size, buffer_offset + asci.size);
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2021-04-09 23:59:04 +02:00
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}
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2021-02-27 22:43:49 +01:00
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2021-05-10 18:17:03 +02:00
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// If not enough data for building, just create
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if (!cmdbuf || !args->build_ranges)
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return true;
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2021-05-26 19:55:46 +02:00
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if (model) {
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ASSERT(model->size >= build_size.accelerationStructureSize);
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}
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2021-05-10 18:17:03 +02:00
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build_info.dstAccelerationStructure = *args->p_accel;
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2021-04-09 23:59:04 +02:00
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build_info.scratchData.deviceAddress = g_rtx.scratch_buffer_addr + g_rtx.frame.scratch_offset;
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2021-06-07 06:59:23 +02:00
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//uint32_t scratch_offset_initial = g_rtx.frame.scratch_offset;
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2021-04-09 23:59:04 +02:00
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g_rtx.frame.scratch_offset += scratch_buffer_size;
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2021-05-08 23:34:42 +02:00
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g_rtx.frame.scratch_offset = ALIGN_UP(g_rtx.frame.scratch_offset, vk_core.physical_device.properties_accel.minAccelerationStructureScratchOffsetAlignment);
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2021-05-10 18:17:03 +02:00
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//gEngine.Con_Reportf("AS=%p, n_geoms=%u, scratch: %#x %d %#x\n", *args->p_accel, args->n_geoms, scratch_offset_initial, scratch_buffer_size, scratch_offset_initial + scratch_buffer_size);
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2021-04-09 23:59:04 +02:00
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2021-07-04 20:23:42 +02:00
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vkCmdBuildAccelerationStructuresKHR(cmdbuf, 1, &build_info, &args->build_ranges);
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2021-04-09 23:59:04 +02:00
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return true;
|
2021-02-27 22:43:49 +01:00
|
|
|
}
|
|
|
|
|
2022-05-29 23:53:05 +02:00
|
|
|
static void createTlas( VkCommandBuffer cmdbuf, VkDeviceAddress instances_addr ) {
|
2021-05-26 18:35:36 +02:00
|
|
|
const VkAccelerationStructureGeometryKHR tl_geom[] = {
|
|
|
|
{
|
|
|
|
.sType = VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR,
|
|
|
|
//.flags = VK_GEOMETRY_OPAQUE_BIT,
|
|
|
|
.geometryType = VK_GEOMETRY_TYPE_INSTANCES_KHR,
|
|
|
|
.geometry.instances =
|
|
|
|
(VkAccelerationStructureGeometryInstancesDataKHR){
|
|
|
|
.sType = VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_INSTANCES_DATA_KHR,
|
2022-05-29 23:53:05 +02:00
|
|
|
.data.deviceAddress = instances_addr,
|
2021-05-26 18:35:36 +02:00
|
|
|
.arrayOfPointers = VK_FALSE,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
};
|
2021-07-10 20:06:55 +02:00
|
|
|
const uint32_t tl_max_prim_counts[ARRAYSIZE(tl_geom)] = { MAX_ACCELS }; //cmdbuf == VK_NULL_HANDLE ? MAX_ACCELS : g_ray_model_state.frame.num_models };
|
2021-05-26 18:35:36 +02:00
|
|
|
const VkAccelerationStructureBuildRangeInfoKHR tl_build_range = {
|
2021-07-05 19:59:14 +02:00
|
|
|
.primitiveCount = g_ray_model_state.frame.num_models,
|
2021-05-26 18:35:36 +02:00
|
|
|
};
|
|
|
|
const as_build_args_t asrgs = {
|
|
|
|
.geoms = tl_geom,
|
|
|
|
.max_prim_counts = tl_max_prim_counts,
|
2021-07-04 20:23:42 +02:00
|
|
|
.build_ranges = cmdbuf == VK_NULL_HANDLE ? NULL : &tl_build_range,
|
2021-05-26 18:35:36 +02:00
|
|
|
.n_geoms = ARRAYSIZE(tl_geom),
|
|
|
|
.type = VK_ACCELERATION_STRUCTURE_TYPE_TOP_LEVEL_KHR,
|
|
|
|
// we can't really rebuild TLAS because instance count changes are not allowed .dynamic = true,
|
|
|
|
.dynamic = false,
|
|
|
|
.p_accel = &g_rtx.tlas,
|
|
|
|
.debug_name = "TLAS",
|
|
|
|
};
|
2021-05-26 19:55:46 +02:00
|
|
|
if (!createOrUpdateAccelerationStructure(cmdbuf, &asrgs, NULL)) {
|
2021-05-26 18:35:36 +02:00
|
|
|
gEngine.Host_Error("Could not create/update TLAS\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2021-04-09 23:59:04 +02:00
|
|
|
void VK_RayNewMap( void ) {
|
2022-07-15 09:35:19 +02:00
|
|
|
const int expected_accels = 512; // TODO actually get this from playing the game
|
|
|
|
const int accels_alignment = 256; // TODO where does this come from?
|
2021-04-09 23:59:04 +02:00
|
|
|
ASSERT(vk_core.rtx);
|
2021-03-01 19:52:08 +01:00
|
|
|
|
2022-07-15 09:35:19 +02:00
|
|
|
if (g_rtx.accels_buffer_alloc)
|
|
|
|
aloPoolDestroy(g_rtx.accels_buffer_alloc);
|
|
|
|
g_rtx.accels_buffer_alloc = aloPoolCreate(MAX_ACCELS_BUFFER, expected_accels, accels_alignment);
|
2021-04-12 20:07:41 +02:00
|
|
|
|
2021-05-24 20:14:03 +02:00
|
|
|
// Clear model cache
|
2021-07-05 19:59:14 +02:00
|
|
|
for (int i = 0; i < ARRAYSIZE(g_ray_model_state.models_cache); ++i) {
|
|
|
|
vk_ray_model_t *model = g_ray_model_state.models_cache + i;
|
2021-05-26 19:55:46 +02:00
|
|
|
VK_RayModelDestroy(model);
|
2021-05-24 20:14:03 +02:00
|
|
|
}
|
|
|
|
|
2021-05-10 18:17:03 +02:00
|
|
|
// Recreate tlas
|
|
|
|
// Why here and not in init: to make sure that its memory is preserved. Map init will clear all memory regions.
|
|
|
|
{
|
|
|
|
if (g_rtx.tlas != VK_NULL_HANDLE) {
|
|
|
|
vkDestroyAccelerationStructureKHR(vk_core.device, g_rtx.tlas, NULL);
|
|
|
|
g_rtx.tlas = VK_NULL_HANDLE;
|
|
|
|
}
|
|
|
|
|
2022-05-29 23:53:05 +02:00
|
|
|
createTlas(VK_NULL_HANDLE, g_rtx.tlas_geom_buffer_addr);
|
2021-05-10 18:17:03 +02:00
|
|
|
}
|
2022-05-29 09:01:43 +02:00
|
|
|
|
|
|
|
RT_RayModel_Clear();
|
2021-02-27 22:43:49 +01:00
|
|
|
}
|
|
|
|
|
2021-04-09 23:59:04 +02:00
|
|
|
void VK_RayFrameBegin( void )
|
2021-03-01 20:22:58 +01:00
|
|
|
{
|
|
|
|
ASSERT(vk_core.rtx);
|
|
|
|
|
2021-07-05 19:59:14 +02:00
|
|
|
g_rtx.frame.scratch_offset = 0;
|
2021-05-08 23:34:42 +02:00
|
|
|
|
2021-07-05 19:59:14 +02:00
|
|
|
if (g_ray_model_state.freeze_models)
|
|
|
|
return;
|
2021-04-24 21:53:42 +02:00
|
|
|
|
2021-07-05 19:59:14 +02:00
|
|
|
XVK_RayModel_ClearForNextFrame();
|
2021-05-03 20:17:01 +02:00
|
|
|
|
2021-12-27 08:12:50 +01:00
|
|
|
// TODO: move all lighting update to scene?
|
2021-09-14 19:24:27 +02:00
|
|
|
if (g_rtx.reload_lighting) {
|
|
|
|
g_rtx.reload_lighting = false;
|
2022-01-15 08:48:57 +01:00
|
|
|
// FIXME temporarily not supported VK_LightsLoadMapStaticLights();
|
2021-09-14 19:24:27 +02:00
|
|
|
}
|
|
|
|
|
2021-07-05 19:59:14 +02:00
|
|
|
// TODO shouldn't we do this in freeze models mode anyway?
|
2022-07-30 20:37:06 +02:00
|
|
|
RT_LightsFrameBegin();
|
2021-03-01 20:22:58 +01:00
|
|
|
}
|
|
|
|
|
2021-07-17 20:45:28 +02:00
|
|
|
static void prepareTlas( VkCommandBuffer cmdbuf ) {
|
|
|
|
ASSERT(g_ray_model_state.frame.num_models > 0);
|
2022-01-19 07:21:14 +01:00
|
|
|
DEBUG_BEGIN(cmdbuf, "prepare tlas");
|
|
|
|
|
2022-06-26 09:52:22 +02:00
|
|
|
R_FlippingBuffer_Flip( &g_rtx.tlas_geom_buffer_alloc );
|
2022-05-29 23:53:05 +02:00
|
|
|
|
2022-06-26 09:52:22 +02:00
|
|
|
const uint32_t instance_offset = R_FlippingBuffer_Alloc(&g_rtx.tlas_geom_buffer_alloc, g_ray_model_state.frame.num_models, 1);
|
2022-05-29 23:53:05 +02:00
|
|
|
ASSERT(instance_offset != ALO_ALLOC_FAILED);
|
|
|
|
|
2021-03-01 19:52:08 +01:00
|
|
|
// Upload all blas instances references to GPU mem
|
|
|
|
{
|
2022-05-29 23:53:05 +02:00
|
|
|
VkAccelerationStructureInstanceKHR* inst = ((VkAccelerationStructureInstanceKHR*)g_rtx.tlas_geom_buffer.mapped) + instance_offset;
|
2021-07-05 19:59:14 +02:00
|
|
|
for (int i = 0; i < g_ray_model_state.frame.num_models; ++i) {
|
|
|
|
const vk_ray_draw_model_t* const model = g_ray_model_state.frame.models + i;
|
2021-05-24 20:14:03 +02:00
|
|
|
ASSERT(model->model);
|
|
|
|
ASSERT(model->model->as != VK_NULL_HANDLE);
|
2021-03-01 19:52:08 +01:00
|
|
|
inst[i] = (VkAccelerationStructureInstanceKHR){
|
2021-05-24 20:14:03 +02:00
|
|
|
.instanceCustomIndex = model->model->kusochki_offset,
|
2021-10-29 20:05:07 +02:00
|
|
|
.instanceShaderBindingTableRecordOffset = 0,
|
2021-05-24 20:14:03 +02:00
|
|
|
.accelerationStructureReference = getASAddress(model->model->as), // TODO cache this addr
|
2021-03-01 19:52:08 +01:00
|
|
|
};
|
2021-10-29 20:05:07 +02:00
|
|
|
switch (model->material_mode) {
|
|
|
|
case MaterialMode_Opaque:
|
|
|
|
inst[i].mask = GEOMETRY_BIT_OPAQUE;
|
2021-12-08 21:08:26 +01:00
|
|
|
inst[i].instanceShaderBindingTableRecordOffset = SHADER_OFFSET_HIT_REGULAR,
|
2021-10-29 20:05:07 +02:00
|
|
|
inst[i].flags = VK_GEOMETRY_INSTANCE_FORCE_OPAQUE_BIT_KHR;
|
|
|
|
break;
|
|
|
|
case MaterialMode_Opaque_AlphaTest:
|
|
|
|
inst[i].mask = GEOMETRY_BIT_OPAQUE;
|
2021-10-29 21:04:45 +02:00
|
|
|
inst[i].instanceShaderBindingTableRecordOffset = SHADER_OFFSET_HIT_ALPHA_TEST,
|
2021-10-29 20:05:07 +02:00
|
|
|
inst[i].flags = VK_GEOMETRY_INSTANCE_FORCE_NO_OPAQUE_BIT_KHR;
|
|
|
|
break;
|
2021-10-31 20:03:52 +01:00
|
|
|
case MaterialMode_Refractive:
|
|
|
|
inst[i].mask = GEOMETRY_BIT_REFRACTIVE;
|
2021-12-08 21:08:26 +01:00
|
|
|
inst[i].instanceShaderBindingTableRecordOffset = SHADER_OFFSET_HIT_REGULAR,
|
2021-10-31 20:03:52 +01:00
|
|
|
inst[i].flags = VK_GEOMETRY_INSTANCE_FORCE_OPAQUE_BIT_KHR;
|
|
|
|
break;
|
2021-10-29 20:05:07 +02:00
|
|
|
case MaterialMode_Additive:
|
|
|
|
inst[i].mask = GEOMETRY_BIT_ADDITIVE;
|
2021-10-29 21:04:45 +02:00
|
|
|
inst[i].instanceShaderBindingTableRecordOffset = SHADER_OFFSET_HIT_ADDITIVE,
|
2021-10-29 20:05:07 +02:00
|
|
|
inst[i].flags = VK_GEOMETRY_INSTANCE_FORCE_NO_OPAQUE_BIT_KHR;
|
|
|
|
break;
|
|
|
|
}
|
2021-03-13 23:31:48 +01:00
|
|
|
memcpy(&inst[i].transform, model->transform_row, sizeof(VkTransformMatrixKHR));
|
2021-03-01 19:52:08 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// Barrier for building all BLASes
|
|
|
|
// BLAS building is now in cmdbuf, need to synchronize with results
|
|
|
|
{
|
|
|
|
VkBufferMemoryBarrier bmb[] = { {
|
|
|
|
.sType = VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER,
|
2021-03-01 20:22:58 +01:00
|
|
|
.srcAccessMask = VK_ACCESS_ACCELERATION_STRUCTURE_WRITE_BIT_KHR, // | VK_ACCESS_TRANSFER_WRITE_BIT,
|
2021-03-01 19:52:08 +01:00
|
|
|
.dstAccessMask = VK_ACCESS_ACCELERATION_STRUCTURE_READ_BIT_KHR,
|
|
|
|
.buffer = g_rtx.accels_buffer.buffer,
|
2022-05-29 23:53:05 +02:00
|
|
|
.offset = instance_offset * sizeof(VkAccelerationStructureInstanceKHR),
|
|
|
|
.size = g_ray_model_state.frame.num_models * sizeof(VkAccelerationStructureInstanceKHR),
|
2021-04-09 23:59:04 +02:00
|
|
|
} };
|
2021-03-01 19:52:08 +01:00
|
|
|
vkCmdPipelineBarrier(cmdbuf,
|
2021-03-03 20:58:40 +01:00
|
|
|
VK_PIPELINE_STAGE_ACCELERATION_STRUCTURE_BUILD_BIT_KHR,
|
|
|
|
VK_PIPELINE_STAGE_ACCELERATION_STRUCTURE_BUILD_BIT_KHR,
|
|
|
|
0, 0, NULL, ARRAYSIZE(bmb), bmb, 0, NULL);
|
2021-03-01 19:52:08 +01:00
|
|
|
}
|
|
|
|
|
2021-05-10 18:17:03 +02:00
|
|
|
// 2. Build TLAS
|
2022-05-29 23:53:05 +02:00
|
|
|
createTlas(cmdbuf, g_rtx.tlas_geom_buffer_addr + instance_offset * sizeof(VkAccelerationStructureInstanceKHR));
|
2022-01-19 07:21:14 +01:00
|
|
|
DEBUG_END(cmdbuf);
|
2021-07-17 20:45:28 +02:00
|
|
|
}
|
2021-03-01 19:52:08 +01:00
|
|
|
|
2021-07-17 20:45:28 +02:00
|
|
|
static void clearVkImage( VkCommandBuffer cmdbuf, VkImage image ) {
|
|
|
|
const VkImageMemoryBarrier image_barriers[] = { {
|
|
|
|
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
|
|
|
|
.image = image,
|
|
|
|
.srcAccessMask = 0,
|
|
|
|
.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT,
|
|
|
|
.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED,
|
|
|
|
.newLayout = VK_IMAGE_LAYOUT_GENERAL,
|
|
|
|
.subresourceRange = (VkImageSubresourceRange) {
|
|
|
|
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
|
|
|
|
.baseMipLevel = 0,
|
|
|
|
.levelCount = 1,
|
|
|
|
.baseArrayLayer = 0,
|
|
|
|
.layerCount = 1,
|
|
|
|
}} };
|
|
|
|
|
|
|
|
const VkClearColorValue clear_value = {0};
|
|
|
|
|
|
|
|
vkCmdPipelineBarrier(cmdbuf, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0,
|
|
|
|
0, NULL, 0, NULL, ARRAYSIZE(image_barriers), image_barriers);
|
|
|
|
|
|
|
|
vkCmdClearColorImage(cmdbuf, image, VK_IMAGE_LAYOUT_GENERAL, &clear_value, 1, &image_barriers->subresourceRange);
|
|
|
|
}
|
|
|
|
|
2021-11-07 21:46:27 +01:00
|
|
|
typedef struct {
|
|
|
|
VkCommandBuffer cmdbuf;
|
|
|
|
|
|
|
|
VkPipelineStageFlags in_stage;
|
|
|
|
struct {
|
|
|
|
VkImage image;
|
|
|
|
int width, height;
|
|
|
|
VkImageLayout oldLayout;
|
|
|
|
VkAccessFlags srcAccessMask;
|
|
|
|
} src, dst;
|
|
|
|
} xvk_blit_args;
|
|
|
|
|
|
|
|
static void blitImage( const xvk_blit_args *blit_args ) {
|
|
|
|
{
|
|
|
|
const VkImageMemoryBarrier image_barriers[] = { {
|
|
|
|
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
|
|
|
|
.image = blit_args->src.image,
|
|
|
|
.srcAccessMask = blit_args->src.srcAccessMask,
|
|
|
|
.dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT,
|
|
|
|
.oldLayout = blit_args->src.oldLayout,
|
|
|
|
.newLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
|
|
|
|
.subresourceRange =
|
|
|
|
(VkImageSubresourceRange){
|
|
|
|
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
|
|
|
|
.baseMipLevel = 0,
|
|
|
|
.levelCount = 1,
|
|
|
|
.baseArrayLayer = 0,
|
|
|
|
.layerCount = 1,
|
|
|
|
},
|
|
|
|
}, {
|
|
|
|
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
|
|
|
|
.image = blit_args->dst.image,
|
|
|
|
.srcAccessMask = blit_args->dst.srcAccessMask,
|
|
|
|
.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT,
|
|
|
|
.oldLayout = blit_args->dst.oldLayout,
|
|
|
|
.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
|
|
|
|
.subresourceRange =
|
|
|
|
(VkImageSubresourceRange){
|
|
|
|
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
|
|
|
|
.baseMipLevel = 0,
|
|
|
|
.levelCount = 1,
|
|
|
|
.baseArrayLayer = 0,
|
|
|
|
.layerCount = 1,
|
|
|
|
},
|
|
|
|
} };
|
|
|
|
|
|
|
|
vkCmdPipelineBarrier(blit_args->cmdbuf,
|
|
|
|
blit_args->in_stage,
|
|
|
|
VK_PIPELINE_STAGE_TRANSFER_BIT,
|
|
|
|
0, 0, NULL, 0, NULL, ARRAYSIZE(image_barriers), image_barriers);
|
|
|
|
}
|
|
|
|
|
2021-11-07 19:07:01 +01:00
|
|
|
{
|
|
|
|
VkImageBlit region = {0};
|
2021-11-07 21:46:27 +01:00
|
|
|
region.srcOffsets[1].x = blit_args->src.width;
|
|
|
|
region.srcOffsets[1].y = blit_args->src.height;
|
2021-11-07 19:07:01 +01:00
|
|
|
region.srcOffsets[1].z = 1;
|
2021-11-07 21:46:27 +01:00
|
|
|
region.dstOffsets[1].x = blit_args->dst.width;
|
|
|
|
region.dstOffsets[1].y = blit_args->dst.height;
|
2021-11-07 19:07:01 +01:00
|
|
|
region.dstOffsets[1].z = 1;
|
|
|
|
region.srcSubresource.aspectMask = region.dstSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
|
|
|
|
region.srcSubresource.layerCount = region.dstSubresource.layerCount = 1;
|
2021-11-07 21:46:27 +01:00
|
|
|
vkCmdBlitImage(blit_args->cmdbuf,
|
|
|
|
blit_args->src.image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
|
|
|
|
blit_args->dst.image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
|
2021-11-07 19:07:01 +01:00
|
|
|
1, ®ion,
|
|
|
|
VK_FILTER_NEAREST);
|
|
|
|
}
|
|
|
|
|
|
|
|
{
|
|
|
|
VkImageMemoryBarrier image_barriers[] = {
|
|
|
|
{
|
|
|
|
.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
|
2021-11-07 21:46:27 +01:00
|
|
|
.image = blit_args->dst.image,
|
2021-11-07 19:07:01 +01:00
|
|
|
.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT,
|
|
|
|
.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
|
|
|
|
.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
|
|
|
|
.newLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
|
|
|
|
.subresourceRange =
|
|
|
|
(VkImageSubresourceRange){
|
|
|
|
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
|
|
|
|
.baseMipLevel = 0,
|
|
|
|
.levelCount = 1,
|
|
|
|
.baseArrayLayer = 0,
|
|
|
|
.layerCount = 1,
|
|
|
|
},
|
|
|
|
}};
|
2021-11-07 21:46:27 +01:00
|
|
|
vkCmdPipelineBarrier(blit_args->cmdbuf,
|
2021-11-07 19:07:01 +01:00
|
|
|
VK_PIPELINE_STAGE_TRANSFER_BIT,
|
|
|
|
VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
|
|
|
|
0, 0, NULL, 0, NULL, ARRAYSIZE(image_barriers), image_barriers);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2022-01-08 22:44:02 +01:00
|
|
|
static void prepareUniformBuffer( const vk_ray_frame_render_args_t *args, int frame_index, float fov_angle_y ) {
|
2022-01-18 06:12:14 +01:00
|
|
|
struct UniformBuffer *ubo = (struct UniformBuffer*)((char*)g_rtx.uniform_buffer.mapped + frame_index * g_rtx.uniform_unit_size);
|
2022-01-08 22:44:02 +01:00
|
|
|
|
|
|
|
matrix4x4 proj_inv, view_inv;
|
|
|
|
Matrix4x4_Invert_Full(proj_inv, *args->projection);
|
|
|
|
Matrix4x4_ToArrayFloatGL(proj_inv, (float*)ubo->inv_proj);
|
|
|
|
|
|
|
|
// TODO there's a more efficient way to construct an inverse view matrix
|
|
|
|
// from vforward/right/up vectors and origin in g_camera
|
|
|
|
Matrix4x4_Invert_Full(view_inv, *args->view);
|
|
|
|
Matrix4x4_ToArrayFloatGL(view_inv, (float*)ubo->inv_view);
|
|
|
|
|
|
|
|
ubo->ray_cone_width = atanf((2.0f*tanf(DEG2RAD(fov_angle_y) * 0.5f)) / (float)FRAME_HEIGHT);
|
2022-01-16 08:15:29 +01:00
|
|
|
ubo->random_seed = (uint32_t)gEngine.COM_RandomLong(0, INT32_MAX);
|
2022-01-08 22:44:02 +01:00
|
|
|
}
|
|
|
|
|
2022-08-07 18:45:54 +02:00
|
|
|
typedef struct {
|
|
|
|
const vk_ray_frame_render_args_t* render_args;
|
|
|
|
int frame_index;
|
|
|
|
const xvk_ray_frame_images_t *current_frame;
|
|
|
|
float fov_angle_y;
|
|
|
|
const vk_lights_bindings_t *light_bindings;
|
|
|
|
} perform_tracing_args_t;
|
|
|
|
|
|
|
|
static void performTracing(VkCommandBuffer cmdbuf, const perform_tracing_args_t* args) {
|
2022-02-01 05:40:41 +01:00
|
|
|
vk_ray_resources_t res = {
|
2022-01-22 05:55:43 +01:00
|
|
|
.width = FRAME_WIDTH,
|
|
|
|
.height = FRAME_HEIGHT,
|
2022-02-01 05:40:41 +01:00
|
|
|
.resources = {
|
2022-01-29 07:58:07 +01:00
|
|
|
[RayResource_tlas] = {
|
2022-02-01 05:40:41 +01:00
|
|
|
.type = VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR,
|
|
|
|
.value.accel = (VkWriteDescriptorSetAccelerationStructureKHR){
|
2022-01-29 07:58:07 +01:00
|
|
|
.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET_ACCELERATION_STRUCTURE_KHR,
|
|
|
|
.accelerationStructureCount = 1,
|
|
|
|
.pAccelerationStructures = &g_rtx.tlas,
|
|
|
|
.pNext = NULL,
|
|
|
|
},
|
2022-01-22 05:55:43 +01:00
|
|
|
},
|
2022-02-01 05:40:41 +01:00
|
|
|
#define RES_SET_BUFFER(name, type_, source_, offset_, size_) \
|
|
|
|
[RayResource_##name] = { \
|
|
|
|
.type = type_, \
|
|
|
|
.value.buffer = (VkDescriptorBufferInfo) { \
|
2022-08-07 18:45:54 +02:00
|
|
|
.buffer = (source_), \
|
2022-02-01 05:40:41 +01:00
|
|
|
.offset = (offset_), \
|
|
|
|
.range = (size_), \
|
|
|
|
} \
|
|
|
|
}
|
2022-08-07 18:45:54 +02:00
|
|
|
RES_SET_BUFFER(ubo, VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, g_rtx.uniform_buffer.buffer, args->frame_index * g_rtx.uniform_unit_size, sizeof(struct UniformBuffer)),
|
2022-02-01 05:40:41 +01:00
|
|
|
|
|
|
|
#define RES_SET_SBUFFER_FULL(name, source_) \
|
2022-08-07 18:45:54 +02:00
|
|
|
RES_SET_BUFFER(name, VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, source_.buffer, 0, source_.size)
|
2022-02-01 05:40:41 +01:00
|
|
|
RES_SET_SBUFFER_FULL(kusochki, g_ray_model_state.kusochki_buffer),
|
2022-08-07 18:45:54 +02:00
|
|
|
RES_SET_SBUFFER_FULL(indices, args->render_args->geometry_data),
|
|
|
|
RES_SET_SBUFFER_FULL(vertices, args->render_args->geometry_data),
|
|
|
|
RES_SET_BUFFER(lights, VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, args->light_bindings->buffer, args->light_bindings->metadata.offset, args->light_bindings->metadata.size),
|
|
|
|
RES_SET_BUFFER(light_clusters, VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, args->light_bindings->buffer, args->light_bindings->grid.offset, args->light_bindings->grid.size),
|
2022-02-01 05:40:41 +01:00
|
|
|
#undef RES_SET_SBUFFER_FULL
|
2022-01-29 07:58:07 +01:00
|
|
|
#undef RES_SET_BUFFER
|
2022-02-01 05:40:41 +01:00
|
|
|
|
|
|
|
[RayResource_all_textures] = {
|
|
|
|
.type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
|
|
|
|
.value.image_array = tglob.dii_all_textures,
|
|
|
|
},
|
|
|
|
|
2022-02-03 06:47:40 +01:00
|
|
|
[RayResource_skybox] = {
|
|
|
|
.type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
|
|
|
|
.value.image = {
|
|
|
|
.sampler = vk_core.default_sampler,
|
|
|
|
.imageView = tglob.skybox_cube.vk.image.view ? tglob.skybox_cube.vk.image.view : tglob.cubemap_placeholder.vk.image.view,
|
|
|
|
.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
|
2022-02-01 05:40:41 +01:00
|
|
|
#define RES_SET_IMAGE(index, name, ...) \
|
|
|
|
[RayResource_##name] = { \
|
|
|
|
.type = VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, \
|
|
|
|
.write = {0}, \
|
|
|
|
.read = {0}, \
|
2022-08-07 18:45:54 +02:00
|
|
|
.image = &args->current_frame->name, \
|
2022-02-01 05:40:41 +01:00
|
|
|
},
|
|
|
|
RAY_PRIMARY_OUTPUTS(RES_SET_IMAGE)
|
|
|
|
RAY_LIGHT_DIRECT_POLY_OUTPUTS(RES_SET_IMAGE)
|
|
|
|
RAY_LIGHT_DIRECT_POINT_OUTPUTS(RES_SET_IMAGE)
|
|
|
|
RES_SET_IMAGE(-1, denoised)
|
|
|
|
#undef RES_SET_IMAGE
|
2022-01-29 07:58:07 +01:00
|
|
|
},
|
2022-01-22 05:55:43 +01:00
|
|
|
};
|
|
|
|
|
|
|
|
|
2022-01-19 07:21:14 +01:00
|
|
|
DEBUG_BEGIN(cmdbuf, "yay tracing");
|
2022-01-08 03:51:59 +01:00
|
|
|
prepareTlas(cmdbuf);
|
2022-08-07 18:45:54 +02:00
|
|
|
prepareUniformBuffer(args->render_args, args->frame_index, args->fov_angle_y);
|
2022-01-08 03:51:59 +01:00
|
|
|
|
|
|
|
// 4. Barrier for TLAS build and dest image layout transfer
|
|
|
|
{
|
|
|
|
VkBufferMemoryBarrier bmb[] = { {
|
|
|
|
.sType = VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER,
|
|
|
|
.srcAccessMask = VK_ACCESS_ACCELERATION_STRUCTURE_WRITE_BIT_KHR,
|
|
|
|
.dstAccessMask = VK_ACCESS_SHADER_READ_BIT,
|
|
|
|
.buffer = g_rtx.accels_buffer.buffer,
|
|
|
|
.offset = 0,
|
|
|
|
.size = VK_WHOLE_SIZE,
|
|
|
|
} };
|
|
|
|
vkCmdPipelineBarrier(cmdbuf,
|
|
|
|
VK_PIPELINE_STAGE_ACCELERATION_STRUCTURE_BUILD_BIT_KHR,
|
|
|
|
VK_PIPELINE_STAGE_RAY_TRACING_SHADER_BIT_KHR,
|
2022-02-01 05:40:41 +01:00
|
|
|
0, 0, NULL, ARRAYSIZE(bmb), bmb, 0, NULL);
|
2022-01-08 03:51:59 +01:00
|
|
|
}
|
|
|
|
|
2022-08-07 18:45:54 +02:00
|
|
|
RayPassPerform( cmdbuf, args->frame_index, g_rtx.pass.primary_ray, &res );
|
|
|
|
RayPassPerform( cmdbuf, args->frame_index, g_rtx.pass.light_direct_poly, &res );
|
|
|
|
RayPassPerform( cmdbuf, args->frame_index, g_rtx.pass.light_direct_point, &res );
|
|
|
|
RayPassPerform( cmdbuf, args->frame_index, g_rtx.pass.denoiser, &res );
|
2022-01-08 03:51:59 +01:00
|
|
|
|
|
|
|
{
|
|
|
|
const xvk_blit_args blit_args = {
|
2022-08-07 18:45:54 +02:00
|
|
|
.cmdbuf = cmdbuf,
|
2022-01-08 03:51:59 +01:00
|
|
|
.in_stage = VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
|
|
|
|
.src = {
|
2022-08-07 18:45:54 +02:00
|
|
|
.image = args->current_frame->denoised.image,
|
2022-01-08 03:51:59 +01:00
|
|
|
.width = FRAME_WIDTH,
|
|
|
|
.height = FRAME_HEIGHT,
|
|
|
|
.oldLayout = VK_IMAGE_LAYOUT_GENERAL,
|
|
|
|
.srcAccessMask = VK_ACCESS_SHADER_WRITE_BIT,
|
|
|
|
},
|
|
|
|
.dst = {
|
2022-08-07 18:45:54 +02:00
|
|
|
.image = args->render_args->dst.image,
|
|
|
|
.width = args->render_args->dst.width,
|
|
|
|
.height = args->render_args->dst.height,
|
2022-01-08 03:51:59 +01:00
|
|
|
.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED,
|
|
|
|
.srcAccessMask = 0,
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
blitImage( &blit_args );
|
|
|
|
}
|
2022-01-19 07:21:14 +01:00
|
|
|
DEBUG_END(cmdbuf);
|
2022-01-08 03:51:59 +01:00
|
|
|
}
|
|
|
|
|
2022-01-28 02:47:00 +01:00
|
|
|
static void reloadPass( struct ray_pass_s **slot, struct ray_pass_s *new_pass ) {
|
|
|
|
if (!new_pass)
|
|
|
|
return;
|
|
|
|
|
|
|
|
RayPassDestroy( *slot );
|
|
|
|
*slot = new_pass;
|
|
|
|
}
|
|
|
|
|
2021-07-17 20:45:28 +02:00
|
|
|
void VK_RayFrameEnd(const vk_ray_frame_render_args_t* args)
|
|
|
|
{
|
|
|
|
const VkCommandBuffer cmdbuf = args->cmdbuf;
|
2021-11-07 21:46:27 +01:00
|
|
|
const xvk_ray_frame_images_t* current_frame = g_rtx.frames + (g_rtx.frame_number % 2);
|
2021-07-17 20:45:28 +02:00
|
|
|
|
|
|
|
ASSERT(vk_core.rtx);
|
|
|
|
// ubo should contain two matrices
|
|
|
|
// FIXME pass these matrices explicitly to let RTX module handle ubo itself
|
|
|
|
|
2022-07-30 20:37:06 +02:00
|
|
|
RT_LightsFrameEnd();
|
2022-08-07 18:45:54 +02:00
|
|
|
const vk_lights_bindings_t light_bindings = VK_LightsUpload(cmdbuf);
|
2022-07-30 20:37:06 +02:00
|
|
|
|
2021-07-17 20:45:28 +02:00
|
|
|
g_rtx.frame_number++;
|
|
|
|
|
2021-10-19 19:13:33 +02:00
|
|
|
// if (vk_core.debug)
|
|
|
|
// XVK_RayModel_Validate();
|
2021-07-17 20:45:28 +02:00
|
|
|
|
|
|
|
if (g_rtx.reload_pipeline) {
|
|
|
|
gEngine.Con_Printf(S_WARN "Reloading RTX shaders/pipelines\n");
|
2021-11-07 21:46:27 +01:00
|
|
|
|
2022-01-28 02:47:00 +01:00
|
|
|
reloadPass( &g_rtx.pass.primary_ray, R_VkRayPrimaryPassCreate());
|
|
|
|
reloadPass( &g_rtx.pass.light_direct_poly, R_VkRayLightDirectPolyPassCreate());
|
2022-01-28 04:14:56 +01:00
|
|
|
reloadPass( &g_rtx.pass.light_direct_point, R_VkRayLightDirectPointPassCreate());
|
2022-01-31 07:24:55 +01:00
|
|
|
reloadPass( &g_rtx.pass.denoiser, R_VkRayDenoiserCreate());
|
2022-01-27 08:52:14 +01:00
|
|
|
|
2021-07-17 20:45:28 +02:00
|
|
|
g_rtx.reload_pipeline = false;
|
2021-03-20 19:15:57 +01:00
|
|
|
}
|
2021-07-04 20:18:28 +02:00
|
|
|
|
2021-11-07 21:46:27 +01:00
|
|
|
if (g_ray_model_state.frame.num_models == 0) {
|
|
|
|
const xvk_blit_args blit_args = {
|
|
|
|
.cmdbuf = args->cmdbuf,
|
|
|
|
.in_stage = VK_PIPELINE_STAGE_TRANSFER_BIT,
|
|
|
|
.src = {
|
|
|
|
.image = current_frame->denoised.image,
|
|
|
|
.width = FRAME_WIDTH,
|
|
|
|
.height = FRAME_HEIGHT,
|
|
|
|
.oldLayout = VK_IMAGE_LAYOUT_GENERAL,
|
|
|
|
.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT,
|
|
|
|
},
|
|
|
|
.dst = {
|
2021-07-17 21:40:26 +02:00
|
|
|
.image = args->dst.image,
|
2021-11-07 21:46:27 +01:00
|
|
|
.width = args->dst.width,
|
|
|
|
.height = args->dst.height,
|
2021-07-17 21:40:26 +02:00
|
|
|
.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED,
|
2021-11-07 21:46:27 +01:00
|
|
|
.srcAccessMask = 0,
|
|
|
|
},
|
|
|
|
};
|
2021-07-17 21:40:26 +02:00
|
|
|
|
2021-11-07 22:19:56 +01:00
|
|
|
clearVkImage( cmdbuf, current_frame->denoised.image );
|
2021-11-07 21:46:27 +01:00
|
|
|
blitImage( &blit_args );
|
2021-07-17 20:45:28 +02:00
|
|
|
} else {
|
2022-08-07 18:45:54 +02:00
|
|
|
const perform_tracing_args_t trace_args = {
|
|
|
|
.render_args = args,
|
|
|
|
.frame_index = (g_rtx.frame_number % 2),
|
|
|
|
.current_frame = current_frame,
|
|
|
|
.fov_angle_y = args->fov_angle_y,
|
|
|
|
.light_bindings = &light_bindings,
|
|
|
|
};
|
|
|
|
performTracing( cmdbuf, &trace_args );
|
2021-11-07 19:07:01 +01:00
|
|
|
}
|
2021-03-01 19:52:08 +01:00
|
|
|
}
|
|
|
|
|
2021-03-13 21:29:17 +01:00
|
|
|
static void reloadPipeline( void ) {
|
|
|
|
g_rtx.reload_pipeline = true;
|
2021-02-27 22:43:49 +01:00
|
|
|
}
|
|
|
|
|
2021-09-14 19:24:27 +02:00
|
|
|
static void reloadLighting( void ) {
|
|
|
|
g_rtx.reload_lighting = true;
|
|
|
|
}
|
|
|
|
|
2021-05-08 23:34:42 +02:00
|
|
|
static void freezeModels( void ) {
|
2021-07-05 19:59:14 +02:00
|
|
|
g_ray_model_state.freeze_models = !g_ray_model_state.freeze_models;
|
2021-05-08 23:34:42 +02:00
|
|
|
}
|
|
|
|
|
2021-02-27 22:43:49 +01:00
|
|
|
qboolean VK_RayInit( void )
|
|
|
|
{
|
|
|
|
ASSERT(vk_core.rtx);
|
|
|
|
// TODO complain and cleanup on failure
|
2021-07-05 22:24:57 +02:00
|
|
|
|
2022-01-27 08:52:14 +01:00
|
|
|
g_rtx.pass.primary_ray = R_VkRayPrimaryPassCreate();
|
|
|
|
ASSERT(g_rtx.pass.primary_ray);
|
2022-01-28 02:47:00 +01:00
|
|
|
|
|
|
|
g_rtx.pass.light_direct_poly = R_VkRayLightDirectPolyPassCreate();
|
|
|
|
ASSERT(g_rtx.pass.light_direct_poly);
|
2022-01-08 03:51:59 +01:00
|
|
|
|
2022-01-28 04:14:56 +01:00
|
|
|
g_rtx.pass.light_direct_point = R_VkRayLightDirectPointPassCreate();
|
|
|
|
ASSERT(g_rtx.pass.light_direct_point);
|
|
|
|
|
2022-01-31 07:24:55 +01:00
|
|
|
g_rtx.pass.denoiser = R_VkRayDenoiserCreate();
|
|
|
|
ASSERT(g_rtx.pass.denoiser);
|
|
|
|
|
2022-01-18 06:12:14 +01:00
|
|
|
g_rtx.uniform_unit_size = ALIGN_UP(sizeof(struct UniformBuffer), vk_core.physical_device.properties.limits.minUniformBufferOffsetAlignment);
|
2021-07-05 22:24:57 +02:00
|
|
|
|
2022-01-18 08:04:06 +01:00
|
|
|
if (!VK_BufferCreate("ray uniform_buffer", &g_rtx.uniform_buffer, g_rtx.uniform_unit_size * MAX_FRAMES_IN_FLIGHT,
|
2022-01-08 22:44:02 +01:00
|
|
|
VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,
|
|
|
|
VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT | VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT))
|
|
|
|
{
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
2022-01-09 20:14:44 +01:00
|
|
|
if (!VK_BufferCreate("ray accels_buffer", &g_rtx.accels_buffer, MAX_ACCELS_BUFFER,
|
2021-03-15 18:23:26 +01:00
|
|
|
VK_BUFFER_USAGE_ACCELERATION_STRUCTURE_STORAGE_BIT_KHR | VK_BUFFER_USAGE_SHADER_DEVICE_ADDRESS_BIT,
|
|
|
|
VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT
|
2021-02-27 22:43:49 +01:00
|
|
|
))
|
|
|
|
{
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
g_rtx.accels_buffer_addr = getBufferDeviceAddress(g_rtx.accels_buffer.buffer);
|
|
|
|
|
2022-01-09 20:14:44 +01:00
|
|
|
if (!VK_BufferCreate("ray scratch_buffer", &g_rtx.scratch_buffer, MAX_SCRATCH_BUFFER,
|
2021-09-16 18:19:21 +02:00
|
|
|
VK_BUFFER_USAGE_ACCELERATION_STRUCTURE_STORAGE_BIT_KHR | VK_BUFFER_USAGE_STORAGE_BUFFER_BIT | VK_BUFFER_USAGE_SHADER_DEVICE_ADDRESS_BIT,
|
2021-03-15 18:23:26 +01:00
|
|
|
VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT
|
2021-02-27 22:43:49 +01:00
|
|
|
)) {
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
g_rtx.scratch_buffer_addr = getBufferDeviceAddress(g_rtx.scratch_buffer.buffer);
|
|
|
|
|
2022-05-29 23:53:05 +02:00
|
|
|
if (!VK_BufferCreate("ray tlas_geom_buffer", &g_rtx.tlas_geom_buffer, sizeof(VkAccelerationStructureInstanceKHR) * MAX_ACCELS * 2,
|
2021-03-15 18:23:26 +01:00
|
|
|
VK_BUFFER_USAGE_SHADER_DEVICE_ADDRESS_BIT | VK_BUFFER_USAGE_STORAGE_BUFFER_BIT |
|
|
|
|
VK_BUFFER_USAGE_ACCELERATION_STRUCTURE_BUILD_INPUT_READ_ONLY_BIT_KHR,
|
|
|
|
VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT)) {
|
2021-03-01 19:52:08 +01:00
|
|
|
// FIXME complain, handle
|
|
|
|
return false;
|
|
|
|
}
|
2022-05-29 23:53:05 +02:00
|
|
|
g_rtx.tlas_geom_buffer_addr = getBufferDeviceAddress(g_rtx.tlas_geom_buffer.buffer);
|
2022-06-26 09:52:22 +02:00
|
|
|
R_FlippingBuffer_Init(&g_rtx.tlas_geom_buffer_alloc, MAX_ACCELS * 2);
|
2021-03-01 19:52:08 +01:00
|
|
|
|
2022-01-09 20:14:44 +01:00
|
|
|
if (!VK_BufferCreate("ray kusochki_buffer", &g_ray_model_state.kusochki_buffer, sizeof(vk_kusok_data_t) * MAX_KUSOCHKI,
|
2021-03-08 21:09:11 +01:00
|
|
|
VK_BUFFER_USAGE_STORAGE_BUFFER_BIT /* | VK_BUFFER_USAGE_TRANSFER_DST_BIT */,
|
2021-03-15 18:23:26 +01:00
|
|
|
VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT)) {
|
2021-03-08 21:09:11 +01:00
|
|
|
// FIXME complain, handle
|
|
|
|
return false;
|
|
|
|
}
|
2022-05-29 09:01:43 +02:00
|
|
|
RT_RayModel_Clear();
|
2021-05-03 20:17:01 +02:00
|
|
|
|
2021-03-20 19:15:57 +01:00
|
|
|
for (int i = 0; i < ARRAYSIZE(g_rtx.frames); ++i) {
|
2021-11-21 22:40:11 +01:00
|
|
|
#define CREATE_GBUFFER_IMAGE(name, format_, add_usage_bits) \
|
|
|
|
do { \
|
|
|
|
char debug_name[64]; \
|
|
|
|
const xvk_image_create_t create = { \
|
|
|
|
.debug_name = debug_name, \
|
|
|
|
.width = FRAME_WIDTH, \
|
|
|
|
.height = FRAME_HEIGHT, \
|
|
|
|
.mips = 1, \
|
2021-11-21 23:53:51 +01:00
|
|
|
.layers = 1, \
|
2021-11-21 22:40:11 +01:00
|
|
|
.format = format_, \
|
|
|
|
.tiling = VK_IMAGE_TILING_OPTIMAL, \
|
|
|
|
.usage = VK_IMAGE_USAGE_STORAGE_BIT | add_usage_bits, \
|
|
|
|
.has_alpha = true, \
|
2021-11-21 23:53:51 +01:00
|
|
|
.is_cubemap = false, \
|
2021-11-21 22:40:11 +01:00
|
|
|
}; \
|
|
|
|
Q_snprintf(debug_name, sizeof(debug_name), "rtx frames[%d] " # name, i); \
|
|
|
|
g_rtx.frames[i].name = XVK_ImageCreate(&create); \
|
|
|
|
} while(0)
|
|
|
|
|
|
|
|
CREATE_GBUFFER_IMAGE(denoised, VK_FORMAT_R16G16B16A16_SFLOAT, VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT);
|
2022-01-08 07:43:27 +01:00
|
|
|
|
2022-01-10 04:50:43 +01:00
|
|
|
#define rgba8 VK_FORMAT_R8G8B8A8_UNORM
|
|
|
|
#define rgba32f VK_FORMAT_R32G32B32A32_SFLOAT
|
2022-01-10 05:02:27 +01:00
|
|
|
#define rgba16f VK_FORMAT_R16G16B16A16_SFLOAT
|
2022-01-10 04:50:43 +01:00
|
|
|
#define X(index, name, format) CREATE_GBUFFER_IMAGE(name, format, 0);
|
rt: draft direct light compute shader
it's bad:
direct light: 1.8ms, 183(184)v, 59(128)s, LDS=0, 2/16o
(-56 vgpr => +1 wavefront??)
also, thread group size = 16, 8, 1, wave64
while ray tracing pipeline = 8, 4, 1, wave32
2022-01-11 04:13:08 +01:00
|
|
|
// TODO better format for normals VK_FORMAT_R16G16B16A16_SNORM
|
|
|
|
// TODO make sure this format and usage is suppported
|
2022-01-28 04:14:56 +01:00
|
|
|
RAY_PRIMARY_OUTPUTS(X)
|
|
|
|
RAY_LIGHT_DIRECT_POLY_OUTPUTS(X)
|
|
|
|
RAY_LIGHT_DIRECT_POINT_OUTPUTS(X)
|
2022-01-10 04:50:43 +01:00
|
|
|
#undef X
|
|
|
|
#undef rgba8
|
|
|
|
#undef rgba32f
|
2022-01-10 05:02:27 +01:00
|
|
|
#undef rgba16f
|
2021-11-21 22:40:11 +01:00
|
|
|
CREATE_GBUFFER_IMAGE(diffuse_gi, VK_FORMAT_R16G16B16A16_SFLOAT, 0);
|
|
|
|
CREATE_GBUFFER_IMAGE(specular, VK_FORMAT_R16G16B16A16_SFLOAT, 0);
|
|
|
|
CREATE_GBUFFER_IMAGE(additive, VK_FORMAT_R16G16B16A16_SFLOAT, 0);
|
|
|
|
#undef CREATE_GBUFFER_IMAGE
|
2021-03-20 19:15:57 +01:00
|
|
|
}
|
|
|
|
|
2021-11-30 16:53:12 +01:00
|
|
|
gEngine.Cmd_AddCommand("vk_rtx_reload", reloadPipeline, "Reload RTX shader");
|
|
|
|
gEngine.Cmd_AddCommand("vk_rtx_reload_rad", reloadLighting, "Reload RAD files for static lights");
|
|
|
|
gEngine.Cmd_AddCommand("vk_rtx_freeze", freezeModels, "Freeze models, do not update/add/delete models from to-draw list");
|
2021-03-13 21:29:17 +01:00
|
|
|
|
2021-02-27 22:43:49 +01:00
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2021-11-07 21:46:27 +01:00
|
|
|
void VK_RayShutdown( void ) {
|
2021-02-27 22:43:49 +01:00
|
|
|
ASSERT(vk_core.rtx);
|
2021-02-28 00:40:57 +01:00
|
|
|
|
2022-01-31 07:24:55 +01:00
|
|
|
RayPassDestroy(g_rtx.pass.denoiser);
|
2022-01-28 02:47:00 +01:00
|
|
|
RayPassDestroy(g_rtx.pass.light_direct_poly);
|
2022-01-28 04:14:56 +01:00
|
|
|
RayPassDestroy(g_rtx.pass.light_direct_point);
|
2022-01-27 08:52:14 +01:00
|
|
|
RayPassDestroy(g_rtx.pass.primary_ray);
|
2022-01-08 03:51:59 +01:00
|
|
|
|
2021-11-07 21:46:27 +01:00
|
|
|
for (int i = 0; i < ARRAYSIZE(g_rtx.frames); ++i) {
|
2021-11-21 22:40:11 +01:00
|
|
|
XVK_ImageDestroy(&g_rtx.frames[i].denoised);
|
2022-01-10 04:50:43 +01:00
|
|
|
#define X(index, name, ...) XVK_ImageDestroy(&g_rtx.frames[i].name);
|
2022-01-28 04:14:56 +01:00
|
|
|
RAY_PRIMARY_OUTPUTS(X)
|
|
|
|
RAY_LIGHT_DIRECT_POLY_OUTPUTS(X)
|
|
|
|
RAY_LIGHT_DIRECT_POINT_OUTPUTS(X)
|
2022-01-10 04:50:43 +01:00
|
|
|
#undef X
|
2021-11-21 22:40:11 +01:00
|
|
|
XVK_ImageDestroy(&g_rtx.frames[i].diffuse_gi);
|
|
|
|
XVK_ImageDestroy(&g_rtx.frames[i].specular);
|
|
|
|
XVK_ImageDestroy(&g_rtx.frames[i].additive);
|
2021-11-07 21:46:27 +01:00
|
|
|
}
|
2021-03-01 19:52:08 +01:00
|
|
|
|
2021-04-09 23:59:04 +02:00
|
|
|
if (g_rtx.tlas != VK_NULL_HANDLE)
|
|
|
|
vkDestroyAccelerationStructureKHR(vk_core.device, g_rtx.tlas, NULL);
|
2021-03-01 20:22:58 +01:00
|
|
|
|
2021-07-05 19:59:14 +02:00
|
|
|
for (int i = 0; i < ARRAYSIZE(g_ray_model_state.models_cache); ++i) {
|
|
|
|
vk_ray_model_t *model = g_ray_model_state.models_cache + i;
|
2021-05-24 20:14:03 +02:00
|
|
|
if (model->as != VK_NULL_HANDLE)
|
|
|
|
vkDestroyAccelerationStructureKHR(vk_core.device, model->as, NULL);
|
|
|
|
model->as = VK_NULL_HANDLE;
|
2021-04-13 19:46:33 +02:00
|
|
|
}
|
|
|
|
|
2022-01-09 20:14:44 +01:00
|
|
|
VK_BufferDestroy(&g_rtx.scratch_buffer);
|
|
|
|
VK_BufferDestroy(&g_rtx.accels_buffer);
|
|
|
|
VK_BufferDestroy(&g_rtx.tlas_geom_buffer);
|
|
|
|
VK_BufferDestroy(&g_ray_model_state.kusochki_buffer);
|
2022-01-18 08:04:06 +01:00
|
|
|
VK_BufferDestroy(&g_rtx.uniform_buffer);
|
2022-07-15 09:35:19 +02:00
|
|
|
|
|
|
|
if (g_rtx.accels_buffer_alloc)
|
|
|
|
aloPoolDestroy(g_rtx.accels_buffer_alloc);
|
2021-02-27 22:43:49 +01:00
|
|
|
}
|