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| author | Bryan Galdrikian <[email protected]> | 2017-02-24 09:32:20 -0800 |
|---|---|---|
| committer | Bryan Galdrikian <[email protected]> | 2017-02-24 09:32:20 -0800 |
| commit | e1bf674c16e3c8472b29574159c789cd3f0c64e0 (patch) | |
| tree | 9f0cfce09c71a2c27ff19589fcad6cd83504477c /NvBlast/samples/SampleBase/renderer/SkinnedRenderMesh.cpp | |
| parent | first commit (diff) | |
| download | blast-e1bf674c16e3c8472b29574159c789cd3f0c64e0.tar.xz blast-e1bf674c16e3c8472b29574159c789cd3f0c64e0.zip | |
Updating to [email protected] and [email protected] with a new directory structure.
NvBlast folder is gone, files have been moved to top level directory. README is changed to reflect this.
Diffstat (limited to 'NvBlast/samples/SampleBase/renderer/SkinnedRenderMesh.cpp')
| -rw-r--r-- | NvBlast/samples/SampleBase/renderer/SkinnedRenderMesh.cpp | 217 |
1 files changed, 0 insertions, 217 deletions
diff --git a/NvBlast/samples/SampleBase/renderer/SkinnedRenderMesh.cpp b/NvBlast/samples/SampleBase/renderer/SkinnedRenderMesh.cpp deleted file mode 100644 index c575d6c..0000000 --- a/NvBlast/samples/SampleBase/renderer/SkinnedRenderMesh.cpp +++ /dev/null @@ -1,217 +0,0 @@ -/* -* Copyright (c) 2008-2015, NVIDIA CORPORATION. All rights reserved. -* -* NVIDIA CORPORATION and its licensors retain all intellectual property -* and proprietary rights in and to this software, related documentation -* and any modifications thereto. Any use, reproduction, disclosure or -* distribution of this software and related documentation without an express -* license agreement from NVIDIA CORPORATION is strictly prohibited. -*/ - - -#include "SkinnedRenderMesh.h" -#include "Renderer.h" - -SkinnedRenderMesh::SkinnedRenderMesh(const std::vector<const SimpleMesh*>& meshes) -{ - PX_ASSERT_WITH_MESSAGE(meshes.size() <= MeshesCountMax, "meshes.size() have to be <= SkinnedRenderMesh::MeshesCountMax"); - - m_device = GetDeviceManager()->GetDevice(); - - // input element desc setup - m_inputDesc.push_back({ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA, 0 }); - m_inputDesc.push_back({ "NORMAL", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 12, D3D11_INPUT_PER_VERTEX_DATA, 0 }); - m_inputDesc.push_back({ "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, 24, D3D11_INPUT_PER_VERTEX_DATA, 0 }); - m_inputDesc.push_back({ "TEXCOORD", 1, DXGI_FORMAT_R32_UINT, 1, 0, D3D11_INPUT_PER_VERTEX_DATA, 0 }); - - // reserve VB - uint32_t verticesTotal = 0; - std::for_each(meshes.begin(), meshes.end(), [&](const SimpleMesh* c) { verticesTotal += (uint32_t)c->vertices.size(); }); - std::vector<SimpleMesh::Vertex> vertexBuffer; - vertexBuffer.reserve(verticesTotal); - - // reserve IB - uint32_t indicesTotal = 0; - std::for_each(meshes.begin(), meshes.end(), [&](const SimpleMesh* c) { indicesTotal += (uint32_t)c->indices.size(); }); - m_indices.reserve(indicesTotal); - - // fill VB, IB, MeshInfo - m_meshesInfo.resize(meshes.size()); - for (uint32_t meshIndex = 0; meshIndex < meshes.size(); ++meshIndex) - { - const SimpleMesh* mesh = meshes[meshIndex]; - MeshInfo& meshInfo = m_meshesInfo[meshIndex]; - - meshInfo.firstVertex = (uint32_t)vertexBuffer.size(); - vertexBuffer.insert(vertexBuffer.end(), mesh->vertices.begin(), mesh->vertices.end()); - meshInfo.verticesCount = (uint32_t)mesh->vertices.size(); - - meshInfo.firstIndex = (uint32_t)m_indices.size(); - uint32_t indexOffset = meshInfo.firstVertex; - for (uint32_t index : mesh->indices) - { - m_indices.push_back((uint32_t)index + indexOffset); - } - meshInfo.indicesCount = (uint32_t)mesh->indices.size(); - } - - // vertex buffer - { - D3D11_SUBRESOURCE_DATA vertexBufferData; - - ZeroMemory(&vertexBufferData, sizeof(vertexBufferData)); - vertexBufferData.pSysMem = vertexBuffer.data(); - - D3D11_BUFFER_DESC bufferDesc; - - memset(&bufferDesc, 0, sizeof(D3D11_BUFFER_DESC)); - bufferDesc.BindFlags = D3D11_BIND_VERTEX_BUFFER; - bufferDesc.ByteWidth = (uint32_t)(sizeof(SimpleMesh::Vertex) * vertexBuffer.size()); - bufferDesc.CPUAccessFlags = 0; - bufferDesc.MiscFlags = 0; - bufferDesc.Usage = D3D11_USAGE_IMMUTABLE; - - V(m_device->CreateBuffer(&bufferDesc, &vertexBufferData, &m_vertexBuffer)); - } - - // bone index buffer - { - D3D11_BUFFER_DESC bufferDesc; - - memset(&bufferDesc, 0, sizeof(D3D11_BUFFER_DESC)); - bufferDesc.BindFlags = D3D11_BIND_VERTEX_BUFFER; - bufferDesc.ByteWidth = (uint32_t)(sizeof(uint32_t) * vertexBuffer.size()); - bufferDesc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE; - bufferDesc.MiscFlags = 0; - bufferDesc.Usage = D3D11_USAGE_DYNAMIC; - - V(m_device->CreateBuffer(&bufferDesc, nullptr, &m_boneIndexBuffer)); - } - - // index buffer - { - D3D11_BUFFER_DESC bufferDesc; - - memset(&bufferDesc, 0, sizeof(D3D11_BUFFER_DESC)); - bufferDesc.BindFlags = D3D11_BIND_INDEX_BUFFER; - bufferDesc.ByteWidth = (uint32_t)(sizeof(uint32_t) * m_indices.size()); - bufferDesc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE; - bufferDesc.MiscFlags = 0; - bufferDesc.Usage = D3D11_USAGE_DYNAMIC; - - V(m_device->CreateBuffer(&bufferDesc, nullptr, &m_indexBuffer)); - } - - // bone texture - { - D3D11_TEXTURE2D_DESC desc; - ZeroMemory(&desc, sizeof(desc)); - desc.Width = 4; - desc.Height = (uint32_t)meshes.size(); - desc.MipLevels = 1; - desc.ArraySize = 1; - desc.Format = DXGI_FORMAT_R32G32B32A32_FLOAT; - desc.SampleDesc.Count = 1; - desc.SampleDesc.Quality = 0; - desc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE; - desc.Usage = D3D11_USAGE_DYNAMIC; - desc.BindFlags = D3D11_BIND_SHADER_RESOURCE; - - V(m_device->CreateTexture2D(&desc, nullptr, &m_boneTexture)); - } - - // bone texture SRV - { - D3D11_SHADER_RESOURCE_VIEW_DESC desc; - ZeroMemory(&desc, sizeof(desc)); - desc.Format = DXGI_FORMAT_R32G32B32A32_FLOAT; - desc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2D; - desc.Texture2D.MipLevels = 1; - desc.Texture2D.MostDetailedMip = 0; - V(m_device->CreateShaderResourceView(m_boneTexture, &desc, &m_boneTextureSRV)); - } -} - -SkinnedRenderMesh::~SkinnedRenderMesh() -{ - SAFE_RELEASE(m_vertexBuffer); - SAFE_RELEASE(m_boneIndexBuffer); - SAFE_RELEASE(m_indexBuffer); - SAFE_RELEASE(m_boneTexture); - SAFE_RELEASE(m_boneTextureSRV); -} - -void SkinnedRenderMesh::updateVisibleMeshes(const std::vector<uint32_t>& visibleMeshes) -{ - ID3D11DeviceContext* context; - m_device->GetImmediateContext(&context); - - // update bone index buffer - { - D3D11_MAPPED_SUBRESOURCE mappedRead; - V(context->Map(m_boneIndexBuffer, 0, D3D11_MAP_WRITE_DISCARD, NULL, &mappedRead)); - - uint32_t* boneIndexBuffer = (uint32_t*)mappedRead.pData; - for (uint32_t i = 0; i < visibleMeshes.size(); ++i) - { - const MeshInfo& info = m_meshesInfo[visibleMeshes[i]]; - for (uint32_t v = info.firstVertex; v < info.firstVertex + info.verticesCount; ++v) - { - boneIndexBuffer[v] = i; - } - } - - context->Unmap(m_boneIndexBuffer, 0); - } - - // update index buffer - { - D3D11_MAPPED_SUBRESOURCE mappedRead; - V(context->Map(m_indexBuffer, 0, D3D11_MAP_WRITE_DISCARD, NULL, &mappedRead)); - - uint32_t* indexBuffer = (uint32_t*)mappedRead.pData; - uint32_t indexCount = 0; - for (uint32_t meshIndex : visibleMeshes) - { - const MeshInfo& info = m_meshesInfo[meshIndex]; - memcpy(indexBuffer + indexCount, &m_indices[info.firstIndex], info.indicesCount * sizeof(uint32_t)); - indexCount += info.indicesCount; - } - context->Unmap(m_indexBuffer, 0); - m_indexCount = indexCount; - PX_ASSERT(m_indexCount % 3 == 0); - } -} - -void SkinnedRenderMesh::updateVisibleMeshTransforms(std::vector<PxMat44>& transforms) -{ - ID3D11DeviceContext* context; - m_device->GetImmediateContext(&context); - - // update bone transform texture - { - D3D11_MAPPED_SUBRESOURCE mappedRead; - V(context->Map(m_boneTexture, 0, D3D11_MAP_WRITE_DISCARD, NULL, &mappedRead)); - for (uint32_t i = 0; i < transforms.size(); ++i) - { - std::memcpy((uint8_t*)mappedRead.pData + i * mappedRead.RowPitch, &transforms[i], sizeof(PxMat44)); - } - context->Unmap(m_boneTexture, 0); - } -} - -void SkinnedRenderMesh::render(ID3D11DeviceContext& context) const -{ - context.IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST); - - UINT strides[2] = { sizeof(SimpleMesh::Vertex), sizeof(uint32_t) }; - UINT offsets[2] = { 0 }; - ID3D11Buffer* buffers[2] = { m_vertexBuffer, m_boneIndexBuffer }; - context.IASetVertexBuffers(0, 2, buffers, strides, offsets); - - context.IASetIndexBuffer(m_indexBuffer, DXGI_FORMAT_R32_UINT, 0); - - context.VSSetShaderResources(1, 1, &m_boneTextureSRV); - - context.DrawIndexed(m_indexCount, 0, 0); -}
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