DebugSphere::DebugSphere(int pPerimiterPoints, ID3D11Device* p_device, ID3D11DeviceContext* p_deviceContext)
{
m_device = p_device;
m_deviceContext = p_deviceContext;
AglSphereMesh sm;
vector<VertexPC> v = vector<VertexPC>(sm.positions.size());
for (int i = 0; i < v.size(); i++)
{
if (sm.positions[i].x > 0)
v[i] = VertexPC(sm.positions[i], sm.normals[i], AglVector4(0, 0, 1, 1));
else
v[i] = VertexPC(sm.positions[i], sm.normals[i], AglVector4(1, 1, 0, 1));
}
m_indexCount = sm.indices.size();
//Create Vertex Buffer
D3D11_BUFFER_DESC bd;
ZeroMemory(&bd, sizeof(bd));
bd.Usage = D3D11_USAGE_DYNAMIC;
bd.ByteWidth = sizeof(VertexPC) * v.size();
bd.BindFlags = D3D11_BIND_VERTEX_BUFFER;
bd.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
D3D11_SUBRESOURCE_DATA vertexData;
vertexData.pSysMem = &v[0];
vertexData.SysMemPitch = 0;
vertexData.SysMemSlicePitch = 0;
m_device->CreateBuffer(&bd, &vertexData, &m_vb);
D3D11_BUFFER_DESC ibd;
ibd.Usage = D3D11_USAGE_DEFAULT;
ibd.ByteWidth = sizeof(unsigned int) * sm.indices.size();
ibd.BindFlags = D3D11_BIND_INDEX_BUFFER;
ibd.CPUAccessFlags = 0;
ibd.MiscFlags = 0;
ibd.StructureByteStride = 0;
D3D11_SUBRESOURCE_DATA indexData;
indexData.pSysMem = &sm.indices[0];
indexData.SysMemPitch = 0;
indexData.SysMemSlicePitch = 0;
m_device->CreateBuffer(&ibd, &indexData, &m_ib);
}
void LineRenderer::DrawAABB(const AABB& aabb, const float4& color)
{
float3 min = aabb.Min();
float3 max = aabb.Max();
// render top quad
m_vertsPC.push_back(VertexPC(max,color));
m_vertsPC.push_back(VertexPC(float3(min.x,max.y,max.z),color));
m_vertsPC.push_back(VertexPC(float3(min.x,max.y,max.z),color));
m_vertsPC.push_back(VertexPC(float3(min.x,max.y,min.z),color));
m_vertsPC.push_back(VertexPC(float3(min.x,max.y,min.z),color));
m_vertsPC.push_back(VertexPC(float3(max.x,max.y,min.z),color));
m_vertsPC.push_back(VertexPC(float3(max.x,max.y,min.z),color));
m_vertsPC.push_back(VertexPC(max,color));
// render bottom quad
m_vertsPC.push_back(VertexPC(float3(max.x,min.y,max.z),color));
m_vertsPC.push_back(VertexPC(float3(min.x,min.y,max.z),color));
m_vertsPC.push_back(VertexPC(float3(min.x,min.y,max.z),color));
m_vertsPC.push_back(VertexPC(float3(min.x,min.y,min.z),color));
m_vertsPC.push_back(VertexPC(float3(min.x,min.y,min.z),color));
m_vertsPC.push_back(VertexPC(float3(max.x,min.y,min.z),color));
m_vertsPC.push_back(VertexPC(float3(max.x,min.y,min.z),color));
m_vertsPC.push_back(VertexPC(float3(max.x,min.y,max.z),color));
// four legs
m_vertsPC.push_back(VertexPC(max,color));
m_vertsPC.push_back(VertexPC(float3(max.x,min.y,max.z),color));
m_vertsPC.push_back(VertexPC(float3(min.x,max.y,max.z),color));
m_vertsPC.push_back(VertexPC(float3(min.x,min.y,max.z),color));
m_vertsPC.push_back(VertexPC(float3(min.x,max.y,min.z),color));
m_vertsPC.push_back(VertexPC(float3(min.x,min.y,min.z),color));
m_vertsPC.push_back(VertexPC(float3(max.x,max.y,min.z),color));
m_vertsPC.push_back(VertexPC(float3(max.x,min.y,min.z),color));
}
void LineRenderer::DrawFrustum(const Frustum& frustum, const float4& color)
{
float3 corners[8];
frustum.GetCorners(corners);
m_vertsPC.push_back(VertexPC(corners[0],color));
m_vertsPC.push_back(VertexPC(corners[1],color));
m_vertsPC.push_back(VertexPC(corners[1],color));
m_vertsPC.push_back(VertexPC(corners[2],color));
m_vertsPC.push_back(VertexPC(corners[2],color));
m_vertsPC.push_back(VertexPC(corners[3],color));
m_vertsPC.push_back(VertexPC(corners[3],color));
m_vertsPC.push_back(VertexPC(corners[0],color));
m_vertsPC.push_back(VertexPC(corners[4],color));
m_vertsPC.push_back(VertexPC(corners[5],color));
m_vertsPC.push_back(VertexPC(corners[5],color));
m_vertsPC.push_back(VertexPC(corners[6],color));
m_vertsPC.push_back(VertexPC(corners[6],color));
m_vertsPC.push_back(VertexPC(corners[7],color));
m_vertsPC.push_back(VertexPC(corners[7],color));
m_vertsPC.push_back(VertexPC(corners[4],color));
m_vertsPC.push_back(VertexPC(corners[0],color));
m_vertsPC.push_back(VertexPC(corners[4],color));
m_vertsPC.push_back(VertexPC(corners[1],color));
m_vertsPC.push_back(VertexPC(corners[5],color));
m_vertsPC.push_back(VertexPC(corners[2],color));
m_vertsPC.push_back(VertexPC(corners[6],color));
m_vertsPC.push_back(VertexPC(corners[3],color));
m_vertsPC.push_back(VertexPC(corners[7],color));
}
