clara/bluenoise-raytracer
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fixing many links issues.

Browse source 
Corrected shaders
This commit is contained in:
mklefrancois 2020-03-31 18:35:37 +02:00
parent b6402f0c09
commit 95912b873b
32 changed files with 135 additions and 123 deletions
Download patch file Download diff file Expand all files Collapse all files

12
docs/vkrt_tuto_manyhits.md.htm
View file

@ -41,12 +41,12 @@ As an example, create a new file called `raytrace2.rchit`, and add it to Visual
~~~~ C++
#version 460
#extension GL_NV_ray_tracing : require
#extension GL_EXT_ray_tracing : require
#extension GL_GOOGLE_include_directive : enable
#include "raycommon.glsl"
layout(location = 0) rayPayloadInNV hitPayload prd;
layout(location = 0) rayPayloadInEXT hitPayload prd;
void main()
{
@ -75,7 +75,7 @@ Then add a new hit group group immediately after adding the first hit group:
## `raytrace.rgen`
As a test, you can try changing the `sbtRecordOffset` parameter of the `traceNV` call in `raytrace.rgen`.
As a test, you can try changing the `sbtRecordOffset` parameter of the `traceRayEXT` call in `raytrace.rgen`.
If you set the offset to `1`, then all ray hits will use the new CHIT, and the raytraced output should look like the image below:
![](Images/manyhits2.png)
@ -170,10 +170,10 @@ In the HelloVulkan class, we will add a structure to hold the hit group data.
## `raytrace2.rchit`
In the closest hit shader, we can retrieve the shader record using the `layout(shaderRecordNV)` descriptor
In the closest hit shader, we can retrieve the shader record using the `layout(shaderRecordEXT)` descriptor
~~~~ C++
layout(shaderRecordNV) buffer sr_ { vec4 c; } shaderRec;
layout(shaderRecordEXT) buffer sr_ { vec4 c; } shaderRec;
~~~~
and use this information to return the color:
@ -199,7 +199,7 @@ In `main`, after we set which hit group an instance will use, we can add the dat
Since we are no longer compacting all handles in a continuous buffer, we need to fill the SBT as described above.
After retrieving the handles of all 5 groups (raygen, miss, miss shadow, hit0, and hit1)
using `getRayTracingShaderGroupHandlesNV`, store the pointers to easily retrieve them.
using `getRayTracingShaderGroupHandlesKHR`, store the pointers to easily retrieve them.
~~~~ C++
// Retrieve the handle pointers