[RPR-0] Example 65, rpr gltf export example.

tutorials/65_mesh_convert/main.cpp

@@ -0,0 +1,107 @@
+/*****************************************************************************\
+*
+*  Module Name    simple_render.cpp
+*  Project        Radeon ProRender rendering tutorial
+*
+*  Description    Radeon ProRender SDK tutorials 
+*
+*  Copyright(C) 2011-2021 Advanced Micro Devices, Inc. All rights reserved.
+*
+\*****************************************************************************/
+
+
+//
+// Shows how to import an RPR scene as RPRS files ( native RPR file format ) or GLTF ( Khronos Group ).
+// It's advised to execute the demo "60_mesh_export" first in order to create the files used in this "61_mesh_import" Demo.
+//
+
+
+
+#include "RadeonProRender.h"
+#include "Math/mathutils.h"
+#include "RprLoadStore.h" //For Import RPRS files ( native RPR file format )
+#include "ProRenderGLTF.h" //For Import from GLTF
+#include "../common/common.h"
+
+#include <cassert>
+#include <iostream>
+
+
+int main(int argc, char *argv[])
+{
+	if( argc < 3 )
+		return 0;
+	const std::string src = argv[1];
+	const std::string dst = argv[2];
+
+	//	enable Radeon ProRender API trace
+	//	set this before any RPR API calls
+	//	rprContextSetParameterByKey1u(0,RPR_CONTEXT_TRACING_ENABLED,1);
+
+	std::cout << "-- Radeon ProRender SDK Demo --" << std::endl;
+
+	// the RPR context object.
+	rpr_context context = nullptr;
+
+	// Register the RPR DLL
+	rpr_int tahoePluginID = rprRegisterPlugin(RPR_PLUGIN_FILE_NAME); 
+	CHECK_NE(tahoePluginID , -1);
+	rpr_int plugins[] = { tahoePluginID };
+	size_t pluginCount = sizeof(plugins) / sizeof(plugins[0]);
+
+	// Create context using a single GPU 
+	// note that multiple GPUs can be enabled for example with creation_flags = RPR_CREATION_FLAGS_ENABLE_GPU0 | RPR_CREATION_FLAGS_ENABLE_GPU1
+	CHECK( rprCreateContext(RPR_API_VERSION, plugins, pluginCount, g_ContextCreationFlags, NULL, NULL, &context) );
+
+	// Set the active plugin.
+	CHECK(  rprContextSetActivePlugin(context, plugins[0]) );
+
+	std::cout << "RPR Context creation succeeded." << std::endl;
+
+	// create material system
+	rpr_material_system matsys = nullptr;
+	CHECK(rprContextCreateMaterialSystem(context, 0, &matsys));
+
+	// Create framebuffer 
+	rpr_framebuffer_desc desc = { 800,600 };
+	rpr_framebuffer_format fmt = { 4, RPR_COMPONENT_TYPE_FLOAT32 };
+	rpr_framebuffer frame_buffer = nullptr;
+	rpr_framebuffer frame_buffer_resolved = nullptr;
+	CHECK(rprContextCreateFrameBuffer(context, fmt, &desc, &frame_buffer));
+	CHECK( rprContextCreateFrameBuffer(context, fmt, &desc, &frame_buffer_resolved) );
+
+
+	// Set framebuffer for the context
+	CHECK(rprContextSetAOV(context, RPR_AOV_COLOR, frame_buffer));
+
+
+	///////// RPRS file Import ( native RPR file format ) //////////
+
+	// Create a scene for the RPRS import
+	rpr_scene scene_rprs = nullptr;
+	CHECK(rprContextCreateScene(context, &scene_rprs));
+	CHECK(rprContextSetScene(context, scene_rprs));
+
+	std::cout << "Converting from  " << src << std::endl;
+	std::cout << "             to  " << dst << std::endl;
+	// make sure to execute the demo "60_mesh_export" in order to create the cube_floor.rprs file first.
+	CHECK(rprsImport(src.c_str(), context, matsys, &scene_rprs, true, nullptr));
+
+	///////// GLTF Export //////////
+	CHECK(rprExportToGLTF(dst.c_str(), context, nullptr, &scene_rprs, 1, 0, nullptr));
+
+	// delete the RPR objects created during the last rprsImport call.
+	CHECK(rprsDeleteListImportedObjects(nullptr));
+
+	// delete the scene
+	CHECK(rprObjectDelete(scene_rprs));scene_rprs=nullptr;
+
+	// Release the stuff we created
+	CHECK(rprObjectDelete(matsys));matsys=nullptr;
+	CHECK(rprObjectDelete(frame_buffer));frame_buffer=nullptr;
+	CHECK(rprObjectDelete(frame_buffer_resolved));frame_buffer_resolved=nullptr;
+	CheckNoLeak(context);
+	CHECK(rprObjectDelete(context));context=nullptr; // Always delete the RPR Context in last.
+	return 0;
+}
+

tutorials/65_mesh_convert/premake4.lua

@@ -0,0 +1,23 @@
+project "65_mesh_convert"
+    kind "ConsoleApp"
+    location "../build"
+    files { "../65_mesh_convert/**.h", "../65_mesh_convert/**.cpp"} 
+    files { "../common/common.cpp","../common/common.h"}
+
+    -- remove filters for Visual Studio
+    vpaths { [""] = { "../65_mesh_convert/**.h", "../65_mesh_convert/**.cpp","../common/common.cpp","../common/common.h"} }
+
+
+    includedirs{ "../../RadeonProRender/inc" } 
+
+    buildoptions "-std=c++11"
+
+	configuration {"x64"}
+	links {"RadeonProRender64", "RprLoadStore64", "ProRenderGLTF"}
+
+    configuration {"x64", "Debug"}
+        targetdir "../Bin"
+    configuration {"x64", "Release"}
+        targetdir "../Bin"
+    configuration {}
+

tutorials/premake5.lua

@@ -96,6 +96,7 @@ solution "Tutorials"
 	include "61_mesh_import"
  	include "63_hybrid"
     include "64_mesh_obj_demo"
+    include "65_mesh_convert"
 
 	if fileExists("./MultiTutorials/MultiTutorials.lua") then
 		dofile("./MultiTutorials/MultiTutorials.lua")