Fixed maxVertex value

Following specification: maxVertex is the highest index of a vertex that will be addressed by a build command using this structure.

docs/vkrt_tuto_indirect_scissor.md.html

@@ -604,7 +604,7 @@ triangles.indexType               = VK_INDEX_TYPE_UINT32;
 triangles.indexData.deviceAddress = indexAddress;
 // Indicate identity transform by setting transformData to null device pointer.
 //triangles.transformData = {};
-triangles.maxVertex = uint32_t(vertices.size());
+triangles.maxVertex = uint32_t(vertices.size()) - 1;
 
 // Identify the above data as containing opaque triangles.
 VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

docs/vkrt_tutorial.md.html

@@ -301,7 +301,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing__advance/raytrace.cpp

@@ -75,7 +75,7 @@ auto Raytracer::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexType                = VK_INDEX_TYPE_UINT32;
   triangles.indexData.deviceAddress  = indexAddress;
   triangles.transformData            = {};
-  triangles.maxVertex                = model.nbVertices;
+  triangles.maxVertex                = model.nbVertices - 1;
 
   // Setting up the build info of the acceleration
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing__simple/hello_vulkan.cpp

@@ -615,7 +615,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_advanced_compilation/hello_vulkan.cpp

@@ -622,7 +622,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_animation/hello_vulkan.cpp

@@ -624,7 +624,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_anyhit/hello_vulkan.cpp

@@ -617,7 +617,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_ao/hello_vulkan.cpp

@@ -659,7 +659,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_callable/hello_vulkan.cpp

@@ -618,7 +618,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_gltf/README.md

@@ -229,7 +229,7 @@ auto HelloVulkan::primitiveToGeometry(const nvh::GltfPrimMesh& prim)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = prim.vertexCount;
+  triangles.maxVertex = prim.vertexCount - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_gltf/hello_vulkan.cpp

@@ -606,7 +606,7 @@ auto HelloVulkan::primitiveToVkGeometry(const nvh::GltfPrimMesh& prim)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = prim.vertexCount;
+  triangles.maxVertex = prim.vertexCount - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_indirect_scissor/hello_vulkan.cpp

@@ -631,7 +631,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};
@@ -767,7 +767,7 @@ void HelloVulkan::createLanternModel()
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = uint32_t(vertices.size());
+  triangles.maxVertex = uint32_t(vertices.size()) - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_instances/hello_vulkan.cpp

@@ -619,7 +619,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_intersection/hello_vulkan.cpp

@@ -630,7 +630,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_jitter_cam/hello_vulkan.cpp

@@ -617,7 +617,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_manyhits/hello_vulkan.cpp

@@ -624,7 +624,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_motionblur/hello_vulkan.cpp

@@ -616,7 +616,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_rayquery/hello_vulkan.cpp

@@ -618,7 +618,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_reflections/hello_vulkan.cpp

@@ -615,7 +615,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};

ray_tracing_specialization/hello_vulkan.cpp

@@ -618,7 +618,7 @@ auto HelloVulkan::objectToVkGeometryKHR(const ObjModel& model)
   triangles.indexData.deviceAddress = indexAddress;
   // Indicate identity transform by setting transformData to null device pointer.
   //triangles.transformData = {};
-  triangles.maxVertex = model.nbVertices;
+  triangles.maxVertex = model.nbVertices - 1;
 
   // Identify the above data as containing opaque triangles.
   VkAccelerationStructureGeometryKHR asGeom{VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_GEOMETRY_KHR};