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Using final KHR ray tracing extension: VK_KHR_acceleration_structure, VK_KHR_ray_tracing_pipeline and VK_KHR_ray_query

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mklefrancois 2020-11-23 11:33:51 +01:00
parent 7179569ec3
commit b26ff92473
80 changed files with 2446 additions and 2351 deletions
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12
ray_tracing_instances/README.md
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@ -30,9 +30,9 @@ Then replace the calls to `helloVk.loadModel` in `main()` by
~~~~ C++
// Creation of the example
helloVk.loadModel(nvh::findFile("media/scenes/cube.obj", defaultSearchPaths));
helloVk.loadModel(nvh::findFile("media/scenes/cube_multi.obj", defaultSearchPaths));
helloVk.loadModel(nvh::findFile("media/scenes/plane.obj", defaultSearchPaths));
helloVk.loadModel(nvh::findFile("media/scenes/cube.obj", defaultSearchPaths, true));
helloVk.loadModel(nvh::findFile("media/scenes/cube_multi.obj", defaultSearchPaths, true));
helloVk.loadModel(nvh::findFile("media/scenes/plane.obj", defaultSearchPaths, true));
std::random_device rd; // Will be used to obtain a seed for the random number engine
std::mt19937 gen(rd()); // Standard mersenne_twister_engine seeded with rd()
@ -55,7 +55,7 @@ Then replace the calls to `helloVk.loadModel` in `main()` by
}
~~~~
:warning: **Note:**
**Note:**
This will create 3 models (OBJ) and their instances, and then add 2000 instances
distributed between green cubes and cubes with one color per face.
@ -73,7 +73,7 @@ Remove the previous code and replace it with the following
std::normal_distribution<float> disn(0.05f, 0.05f);
for(int n = 0; n < 2000; ++n)
{
helloVk.loadModel(nvh::findFile("media/scenes/cube_multi.obj", defaultSearchPaths));
helloVk.loadModel(nvh::findFile("media/scenes/cube_multi.obj", defaultSearchPaths, true));
HelloVulkan::ObjInstance& inst = helloVk.m_objInstance.back();
float scale = fabsf(disn(gen));
@ -85,7 +85,7 @@ Remove the previous code and replace it with the following
inst.transformIT = nvmath::transpose(nvmath::invert((inst.transform)));
}
helloVk.loadModel(nvh::findFile("media/scenes/plane.obj", defaultSearchPaths));
helloVk.loadModel(nvh::findFile("media/scenes/plane.obj", defaultSearchPaths, true));
~~~~
The example might still work, but the console will print the following error after loading 1363 objects. All other objects allocated after the 1363rd will fail to be displayed.