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Updating tutorials to 2.1
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@meistdan
meistdan committed Sep 22, 2023
1 parent 853935b commit 4f00287
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Showing 65 changed files with 2,239 additions and 1,522 deletions.
8 changes: 4 additions & 4 deletions tutorials/00_context_creation/main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -25,8 +25,8 @@
int main( int argc, char** argv )
{
const int deviceIndex = 0;
CHECK_ORO( (oroError)oroInitialize( ( oroApi )( ORO_API_HIP | ORO_API_CUDA ), 0 ) );

CHECK_ORO( (oroError)oroInitialize( (oroApi)( ORO_API_HIP | ORO_API_CUDA ), 0 ) );

CHECK_ORO( oroInit( 0 ) );

Expand All @@ -45,11 +45,11 @@ int main( int argc, char** argv )
ctxtInput.deviceType = hiprtDeviceNVIDIA;
else
ctxtInput.deviceType = hiprtDeviceAMD;
ctxtInput.ctxt = oroGetRawCtx( oroCtx );
ctxtInput.ctxt = oroGetRawCtx( oroCtx );
ctxtInput.device = oroGetRawDevice( oroDevice );

hiprtContext ctxt;
CHECK_HIPRT( hiprtCreateContext( HIPRT_API_VERSION, ctxtInput, &ctxt ) );
CHECK_HIPRT( hiprtCreateContext( HIPRT_API_VERSION, ctxtInput, ctxt ) );
CHECK_HIPRT( hiprtDestroyContext( ctxt ) );

return 0;
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40 changes: 22 additions & 18 deletions tutorials/01_geom_intersection/main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -25,60 +25,64 @@
class Tutorial : public TutorialBase
{
public:
void run()
void run()
{
hiprtContext ctxt;
CHECK_HIPRT( hiprtCreateContext( HIPRT_API_VERSION, m_ctxtInput, &ctxt ) );
CHECK_HIPRT( hiprtCreateContext( HIPRT_API_VERSION, m_ctxtInput, ctxt ) );

hiprtTriangleMeshPrimitive mesh;
mesh.triangleCount = 2;
mesh.triangleStride = sizeof( hiprtInt3 );
int triangleIndices[] = { 0, 1, 2, 3, 4, 5 };
CHECK_ORO( oroMalloc( (oroDeviceptr*)&mesh.triangleIndices, mesh.triangleCount * sizeof( hiprtInt3 ) ) );
CHECK_ORO(
oroMemcpyHtoD( (oroDeviceptr)mesh.triangleIndices, triangleIndices, mesh.triangleCount * sizeof( hiprtInt3 ) ) );
oroMalloc( reinterpret_cast<oroDeviceptr*>( &mesh.triangleIndices ), mesh.triangleCount * sizeof( hiprtInt3 ) ) );
CHECK_ORO( oroMemcpyHtoD(
reinterpret_cast<oroDeviceptr>( mesh.triangleIndices ),
triangleIndices,
mesh.triangleCount * sizeof( hiprtInt3 ) ) );

mesh.vertexCount = 6;
mesh.vertexStride = sizeof( hiprtFloat3 );
mesh.vertexCount = 6;
mesh.vertexStride = sizeof( hiprtFloat3 );
hiprtFloat3 vertices[] = {
{ 0.0f, 0.0f, 0.0f },
{ 1.0f, 0.0f, 0.0f },
{ 0.5f, 1.0f, 0.0f },
{ 0.0f, 0.0f, 1.0f },
{ 1.0f, 0.0f, 1.0f },
{ 0.5f, 1.0f, 1.0f } };
CHECK_ORO( oroMalloc( (oroDeviceptr*)&mesh.vertices, mesh.vertexCount * sizeof( hiprtFloat3 ) ) );
CHECK_ORO( oroMemcpyHtoD( (oroDeviceptr)mesh.vertices, vertices, mesh.vertexCount * sizeof( hiprtFloat3 ) ) );
CHECK_ORO( oroMalloc( reinterpret_cast<oroDeviceptr*>( &mesh.vertices ), mesh.vertexCount * sizeof( hiprtFloat3 ) ) );
CHECK_ORO( oroMemcpyHtoD(
reinterpret_cast<oroDeviceptr>( mesh.vertices ), vertices, mesh.vertexCount * sizeof( hiprtFloat3 ) ) );

hiprtGeometryBuildInput geomInput;
geomInput.type = hiprtPrimitiveTypeTriangleMesh;
geomInput.triangleMesh.primitive = &mesh;
geomInput.triangleMesh.primitive = mesh;

size_t geomTempSize;
hiprtDevicePtr geomTemp;
hiprtBuildOptions options;
options.buildFlags = hiprtBuildFlagBitPreferFastBuild;
CHECK_HIPRT( hiprtGetGeometryBuildTemporaryBufferSize( ctxt, &geomInput, &options, &geomTempSize ) );
CHECK_ORO( oroMalloc( (oroDeviceptr*)&geomTemp, geomTempSize ) );
CHECK_HIPRT( hiprtGetGeometryBuildTemporaryBufferSize( ctxt, geomInput, options, geomTempSize ) );
CHECK_ORO( oroMalloc( reinterpret_cast<oroDeviceptr*>( &geomTemp ), geomTempSize ) );

hiprtGeometry geom;
CHECK_HIPRT( hiprtCreateGeometry( ctxt, &geomInput, &options, &geom ) );
CHECK_HIPRT( hiprtBuildGeometry( ctxt, hiprtBuildOperationBuild, &geomInput, &options, geomTemp, 0, geom ) );
CHECK_HIPRT( hiprtCreateGeometry( ctxt, geomInput, options, geom ) );
CHECK_HIPRT( hiprtBuildGeometry( ctxt, hiprtBuildOperationBuild, geomInput, options, geomTemp, 0, geom ) );

oroFunction func;
buildTraceKernelFromBitcode( ctxt, "../common/TutorialKernels.h", "GeomIntersectionKernel", func );

u8* pixels;
CHECK_ORO( oroMalloc( (oroDeviceptr*)&pixels, m_res.x * m_res.y * 4 ) );
CHECK_ORO( oroMalloc( reinterpret_cast<oroDeviceptr*>( &pixels ), m_res.x * m_res.y * 4 ) );

void* args[] = { &geom, &pixels, &m_res };
launchKernel( func, m_res.x, m_res.y, args );
writeImage( "01_geom_intersection.png", m_res.x, m_res.y, pixels );

CHECK_ORO( oroFree( (oroDeviceptr)mesh.triangleIndices ) );
CHECK_ORO( oroFree( (oroDeviceptr)mesh.vertices ) );
CHECK_ORO( oroFree( (oroDeviceptr)geomTemp ) );
CHECK_ORO( oroFree( (oroDeviceptr)pixels ) );
CHECK_ORO( oroFree( reinterpret_cast<oroDeviceptr>( mesh.triangleIndices ) ) );
CHECK_ORO( oroFree( reinterpret_cast<oroDeviceptr>( mesh.vertices ) ) );
CHECK_ORO( oroFree( reinterpret_cast<oroDeviceptr>( geomTemp ) ) );
CHECK_ORO( oroFree( reinterpret_cast<oroDeviceptr>( pixels ) ) );

CHECK_HIPRT( hiprtDestroyGeometry( ctxt, geom ) );
CHECK_HIPRT( hiprtDestroyContext( ctxt ) );
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43 changes: 0 additions & 43 deletions tutorials/02_scene_intersection/TestKernel.h
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This file was deleted.

64 changes: 34 additions & 30 deletions tutorials/02_scene_intersection/main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -25,18 +25,21 @@
class Tutorial : public TutorialBase
{
public:
void run()
void run()
{
hiprtContext ctxt;
CHECK_HIPRT( hiprtCreateContext( HIPRT_API_VERSION, m_ctxtInput, &ctxt ) );
CHECK_HIPRT( hiprtCreateContext( HIPRT_API_VERSION, m_ctxtInput, ctxt ) );

hiprtTriangleMeshPrimitive mesh;
mesh.triangleCount = 2;
mesh.triangleStride = sizeof( hiprtInt3 );
mesh.triangleCount = 2;
mesh.triangleStride = sizeof( hiprtInt3 );
int triangleIndices[] = { 0, 1, 2, 3, 4, 5 };
CHECK_ORO( oroMalloc( (oroDeviceptr*)&mesh.triangleIndices, mesh.triangleCount * sizeof( hiprtInt3 ) ) );
CHECK_ORO(
oroMemcpyHtoD( (oroDeviceptr)mesh.triangleIndices, triangleIndices, mesh.triangleCount * sizeof( hiprtInt3 ) ) );
oroMalloc( reinterpret_cast<oroDeviceptr*>( &mesh.triangleIndices ), mesh.triangleCount * sizeof( hiprtInt3 ) ) );
CHECK_ORO( oroMemcpyHtoD(
reinterpret_cast<oroDeviceptr>( mesh.triangleIndices ),
triangleIndices,
mesh.triangleCount * sizeof( hiprtInt3 ) ) );

mesh.vertexCount = 6;
mesh.vertexStride = sizeof( hiprtFloat3 );
Expand All @@ -49,65 +52,68 @@ class Tutorial : public TutorialBase
{ -s, s, 0.0f },
{ -s + t * s, -s * s, 0.0f },
{ -s - t * s, -s * s, 0.0f } };
CHECK_ORO( oroMalloc( (oroDeviceptr*)&mesh.vertices, mesh.vertexCount * sizeof( hiprtFloat3 ) ) );
CHECK_ORO( oroMemcpyHtoD( (oroDeviceptr)mesh.vertices, vertices, mesh.vertexCount * sizeof( hiprtFloat3 ) ) );
CHECK_ORO( oroMalloc( reinterpret_cast<oroDeviceptr*>( &mesh.vertices ), mesh.vertexCount * sizeof( hiprtFloat3 ) ) );
CHECK_ORO( oroMemcpyHtoD(
reinterpret_cast<oroDeviceptr>( mesh.vertices ), vertices, mesh.vertexCount * sizeof( hiprtFloat3 ) ) );

hiprtGeometryBuildInput geomInput;
geomInput.type = hiprtPrimitiveTypeTriangleMesh;
geomInput.triangleMesh.primitive = &mesh;
geomInput.triangleMesh.primitive = mesh;

size_t geomTempSize;
hiprtDevicePtr geomTemp;
hiprtBuildOptions options;
options.buildFlags = hiprtBuildFlagBitPreferFastBuild;
CHECK_HIPRT( hiprtGetGeometryBuildTemporaryBufferSize( ctxt, &geomInput, &options, &geomTempSize ) );
CHECK_ORO( oroMalloc( (oroDeviceptr*)&geomTemp, geomTempSize ) );
CHECK_HIPRT( hiprtGetGeometryBuildTemporaryBufferSize( ctxt, geomInput, options, geomTempSize ) );
CHECK_ORO( oroMalloc( reinterpret_cast<oroDeviceptr*>( &geomTemp ), geomTempSize ) );

hiprtGeometry geom;
CHECK_HIPRT( hiprtCreateGeometry( ctxt, &geomInput, &options, &geom ) );
CHECK_HIPRT( hiprtBuildGeometry( ctxt, hiprtBuildOperationBuild, &geomInput, &options, geomTemp, 0, geom ) );
CHECK_HIPRT( hiprtCreateGeometry( ctxt, geomInput, options, geom ) );
CHECK_HIPRT( hiprtBuildGeometry( ctxt, hiprtBuildOperationBuild, geomInput, options, geomTemp, 0, geom ) );

hiprtSceneBuildInput sceneInput;
sceneInput.instanceCount = 1;
sceneInput.instanceMasks = nullptr;
sceneInput.instanceTransformHeaders = nullptr;
hiprtDevicePtr geoms[] = { geom };
CHECK_ORO( oroMalloc( (oroDeviceptr*)&sceneInput.instanceGeometries, sizeof( hiprtDevicePtr ) ) );
CHECK_ORO( oroMemcpyHtoD( (oroDeviceptr)sceneInput.instanceGeometries, geoms, sizeof( hiprtDevicePtr ) ) );
CHECK_ORO( oroMalloc( reinterpret_cast<oroDeviceptr*>( &sceneInput.instanceGeometries ), sizeof( hiprtDevicePtr ) ) );
CHECK_ORO(
oroMemcpyHtoD( reinterpret_cast<oroDeviceptr>( sceneInput.instanceGeometries ), geoms, sizeof( hiprtDevicePtr ) ) );

hiprtFrameSRT frame;
frame.translation = make_hiprtFloat3( 0.0f, 0.0f, 0.0f );
frame.scale = make_hiprtFloat3( 0.5f, 0.5f, 0.5f );
frame.rotation = make_hiprtFloat4( 0.0f, 0.0f, 1.0f, 0.0f );
sceneInput.frameCount = 1;
CHECK_ORO( oroMalloc( (oroDeviceptr*)&sceneInput.instanceFrames, sizeof( hiprtFrameSRT ) ) );
CHECK_ORO( oroMemcpyHtoD( (oroDeviceptr)sceneInput.instanceFrames, &frame, sizeof( hiprtFrameSRT ) ) );
CHECK_ORO( oroMalloc( reinterpret_cast<oroDeviceptr*>( &sceneInput.instanceFrames ), sizeof( hiprtFrameSRT ) ) );
CHECK_ORO(
oroMemcpyHtoD( reinterpret_cast<oroDeviceptr>( sceneInput.instanceFrames ), &frame, sizeof( hiprtFrameSRT ) ) );

size_t sceneTempSize;
hiprtDevicePtr sceneTemp;
CHECK_HIPRT( hiprtGetSceneBuildTemporaryBufferSize( ctxt, &sceneInput, &options, &sceneTempSize ) );
CHECK_ORO( oroMalloc( (oroDeviceptr*)&sceneTemp, sceneTempSize ) );
CHECK_HIPRT( hiprtGetSceneBuildTemporaryBufferSize( ctxt, sceneInput, options, sceneTempSize ) );
CHECK_ORO( oroMalloc( reinterpret_cast<oroDeviceptr*>( &sceneTemp ), sceneTempSize ) );

hiprtScene scene;
CHECK_HIPRT( hiprtCreateScene( ctxt, &sceneInput, &options, &scene ) );
CHECK_HIPRT( hiprtBuildScene( ctxt, hiprtBuildOperationBuild, &sceneInput, &options, sceneTemp, 0, scene ) );
CHECK_HIPRT( hiprtCreateScene( ctxt, sceneInput, options, scene ) );
CHECK_HIPRT( hiprtBuildScene( ctxt, hiprtBuildOperationBuild, sceneInput, options, sceneTemp, 0, scene ) );

oroFunction func;
buildTraceKernelFromBitcode( ctxt, "../common/TutorialKernels.h", "SceneIntersectionKernel", func );

u8* pixels;
CHECK_ORO( oroMalloc( (oroDeviceptr*)&pixels, m_res.x * m_res.y * 4 ) );
CHECK_ORO( oroMalloc( reinterpret_cast<oroDeviceptr*>( &pixels ), m_res.x * m_res.y * 4 ) );

void* args[] = { &scene, &pixels, &m_res };
launchKernel( func, m_res.x, m_res.y, args );
writeImage( "02_scene_intersection.png", m_res.x, m_res.y, pixels );

CHECK_ORO( oroFree( (oroDeviceptr)sceneInput.instanceGeometries ) );
CHECK_ORO( oroFree( (oroDeviceptr)sceneInput.instanceFrames ) );
CHECK_ORO( oroFree( (oroDeviceptr)mesh.triangleIndices ) );
CHECK_ORO( oroFree( (oroDeviceptr)mesh.vertices ) );
CHECK_ORO( oroFree( (oroDeviceptr)geomTemp ) );
CHECK_ORO( oroFree( (oroDeviceptr)pixels ) );
CHECK_ORO( oroFree( reinterpret_cast<oroDeviceptr>( sceneInput.instanceGeometries ) ) );
CHECK_ORO( oroFree( reinterpret_cast<oroDeviceptr>( sceneInput.instanceFrames ) ) );
CHECK_ORO( oroFree( reinterpret_cast<oroDeviceptr>( mesh.triangleIndices ) ) );
CHECK_ORO( oroFree( reinterpret_cast<oroDeviceptr>( mesh.vertices ) ) );
CHECK_ORO( oroFree( reinterpret_cast<oroDeviceptr>( geomTemp ) ) );
CHECK_ORO( oroFree( reinterpret_cast<oroDeviceptr>( pixels ) ) );

CHECK_HIPRT( hiprtDestroyGeometry( ctxt, geom ) );
CHECK_HIPRT( hiprtDestroyScene( ctxt, scene ) );
Expand All @@ -123,5 +129,3 @@ int main( int argc, char** argv )

return 0;
}


82 changes: 0 additions & 82 deletions tutorials/03_custom_intersection/TestKernel.h
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