Method getMeshVerticesAndIndices

Source/Falcor/Scene/Scene.cpp:4058–4079

    }

    void Scene::getMeshVerticesAndIndices(MeshID meshID, const std::map<std::string, ref<Buffer>>& buffers)
    {
        if (!mpLoadMeshPass)
            mpLoadMeshPass = ComputePass::create(mpDevice, kMeshIOShaderFilename, "getMeshVerticesAndIndices", getSceneDefines());
        const auto& meshDesc = getMesh(meshID);

        // Bind variables.
        auto var = mpLoadMeshPass->getRootVar()["meshLoader"];
        var["vertexCount"] = meshDesc.vertexCount;
        var["vbOffset"] = meshDesc.vbOffset;
        var["triangleCount"] = meshDesc.getTriangleCount();
        var["ibOffset"] = meshDesc.ibOffset;
        var["use16BitIndices"] = meshDesc.use16BitIndices();
        bindShaderData(var["scene"]);
        for (const auto& name : kMeshLoaderRequiredBufferNames)
        {
            FALCOR_CHECK(buffers.find(name) != buffers.end(), "Mesh data buffer '{}' is missing.", name);
            var[name] = buffers.at(name);
        }

        mpLoadMeshPass->execute(mpDevice->getRenderContext(), std::max(meshDesc.vertexCount, meshDesc.getTriangleCount()), 1, 1);
    }

    void Scene::setMeshVertices(MeshID meshID, const std::map<std::string, ref<Buffer>>& buffers)
    {