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main.cpp
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#include "stdafx.h"
#pragma hdrstop
// for std::multimap
#include <map>
#include <algorithm>
//#include <d3dx11.h>
#include <Base/Util/LogUtil.h>
#include <Base/Util/FPSTracker.h>
#include <Base/Util/Sorting.h>
// for TCallback<>
#include <Base/Template/Delegate/Delegate.h>
#include <Base/Math/NewMath.h>
#include <Core/bitsquid/collection_types.h>
#include <Core/Event.h>
#include <Core/Client.h>
#include <Core/FileSystem.h>
#include <Core/VectorMath.h>
#include <Core/ObjectModel.h>
#include <Core/Serialization.h>
#include <Graphics/Device.h>
#include <Graphics/Utils.h>
#include <Renderer/Mesh.h>
#include <Renderer/Model.h>
#include <Renderer/Light.h>
#include <Renderer/Deferred.h>
#include <Scripting/Scripting.h>
#include <Scripting/FunctionBinding.h>
#include <Scripting/Lua_Helpers.h>
#include <Utility/TxTSupport/TxTSerializers.h>
#include <Utility/TxTSupport/TxTReader.h>
#include <Utility/TxTSupport/TxTConfig.h>
#include <Utility/Meshok/MeshImporter.h>
#include <Utility/Meshok/BSP.h>
#include <Utility/Meshok/ASDF.h>
#include <Utility/EngineUtil/EngineUtil.h>
#include <Utility/EngineUtil/ImGUI_Renderer.h>
#include <Utility/GameUtil/GameUtil.h>
#include <Utility/DemoFramework/DemoFramework.h>
#include <Utility/EditorSupport/DevAssetFolder.h>
#include <Utility/AssetPipeline/AssetPipeline.h>
// STB_IMAGE_IMPLEMENTATION is defined in Graphics
//#define STB_IMAGE_IMPLEMENTATION
#include <External/stb/stb_image.h>
#include <Meshok/marching_cubes.h>
#include "contouring.h"
#include "dual_contouring.h"
#include "dual_contouring2.h"
#include "dual_marching_cubes.h"
#include "cubical_marching_squares.h"
namespace DC = DualContouring;
namespace DMC = DualMarchingCubes;
namespace CMS = CubicalMarchingSquares;
#define USE_OCTREE_2 (1)
//const float SCENE_RADIUS = 128;
//const float SCENE_RADIUS = 256;
//const float SCENE_RADIUS = 512;
//const float SCENE_RADIUS = 1024;
const char* CONFIG_FILE_NAME = "demo-config-generic.son";
const char* SETTINGS_FILE_NAME = "contouring_demo_settings.son";
const char* OCTREE_SAVE_FILE_NAME = "octree.bin";
void AABB_ScaleSize( AABB24 *aabb, float scale )
{
Float3 center = AABB_Center(*aabb);
Float3 radius = AABB_Extent(*aabb);
radius *= scale;
aabb->min_point = center - radius;
aabb->max_point = center + radius;
}
namespace ContouringDemo
{
using namespace Contouring;
static bool g_rebuild_octree = false;
static bool g_regenerate_mesh = false;
struct SolidWireSettings : CStruct
{
float LineWidth;
float FadeDistance;
float PatternPeriod;
Float4 FillColor;
Float4 WireColor;
Float4 PatternColor;
public:
mxDECLARE_CLASS(SolidWireSettings, CStruct);
mxDECLARE_REFLECTION;
SolidWireSettings()
{
this->SetDefauls();
}
void SetDefauls()
{
LineWidth = 0.5;
FadeDistance = 50;
PatternPeriod = 1.5;
FillColor = Float4_Set( 0.1, 0.2, 0.4, 1 );
WireColor = Float4_Set( 1, 1, 1, 1 );
PatternColor = Float4_Set( 1, 1, 0.5, 1 );
}
};
mxDEFINE_CLASS(SolidWireSettings);
mxBEGIN_REFLECTION(SolidWireSettings)
mxMEMBER_FIELD( LineWidth ),
mxMEMBER_FIELD( FadeDistance ),
mxMEMBER_FIELD( PatternPeriod ),
mxMEMBER_FIELD( FillColor ),
mxMEMBER_FIELD( WireColor ),
mxMEMBER_FIELD( PatternColor ),
mxEND_REFLECTION;
struct Settings : CStruct
{
DualContouring::Options dc;
SolidWireSettings solidWire;
bool visualize_octree;
bool draw_octree_leaves_only;
bool drawVertexNormals;
bool drawWireframeMesh;
public:
mxDECLARE_CLASS(Settings, CStruct);
mxDECLARE_REFLECTION;
Settings()
{
this->SetDefauls();
}
void SetDefauls()
{
solidWire.SetDefauls();
visualize_octree = false;
draw_octree_leaves_only = false;
drawVertexNormals = false;
drawWireframeMesh = true;
}
};
mxDEFINE_CLASS(Settings);
mxBEGIN_REFLECTION(Settings)
mxMEMBER_FIELD( dc ),
mxMEMBER_FIELD( solidWire ),
mxMEMBER_FIELD( visualize_octree ),
mxMEMBER_FIELD( draw_octree_leaves_only ),
mxMEMBER_FIELD( drawVertexNormals ),
mxMEMBER_FIELD( drawWireframeMesh ),
mxEND_REFLECTION;
static Settings g_settings;
AABB24 GetSceneBounds()
{
const float sceneRadius = g_settings.dc.radius;
AABB24 result;
result.min_point = Float3_Replicate(-sceneRadius);
result.max_point = Float3_Replicate(+sceneRadius);
return result;
}
OctCubeF GetSceneCube()
{
OctCubeF worldBounds;
worldBounds.x = 0; worldBounds.y = 0; worldBounds.z = 0;
worldBounds.radius = g_settings.dc.radius;
return worldBounds;
}
class CsgScene
{
SphereSDF sphereSDF;
SphereSDF sphereSDF2;
SphereSDF sphereSDF3;
HalfSpaceSDF planeSDF;
AxisAlignedBoxSDF aaboxSDF;
TorusSDF torusSDF;
CSGUnion union1;
CSGUnion union2;
CSGSubtraction subtraction;
CSGSubtraction subtraction2;
TransformSDF boxXform;
public:
CsgScene()
{
}
void Setup( const Settings& settings )
{
{
sphereSDF.center = Float3_Zero();
sphereSDF.radius = 96;
}
{
//sphereSDF2.center = Float3_Set(100,20,100);
sphereSDF2.radius = settings.dc.radius * 0.3f;
}
{
sphereSDF3.center = Float3_Zero();
sphereSDF3.radius = settings.dc.radius * 0.9f;
}
{
const Float3 planeNormal =
//Float3_Normalized(Float3_Set(1,1,1))
Float4_As_Float3(Float4_Up)
;
planeSDF.plane = Float4_Set(planeNormal.x,planeNormal.y,planeNormal.z,-10);
}
{
//aaboxSDF.origin = Float3_Zero();
//aaboxSDF.extent = Float3_Set(40, 60, 20);
//aaboxSDF.center = Float3_Set(64, 64, 64);
//aaboxSDF.size = Float3_Set(128, 128, 128);
aaboxSDF.size = Float3_Replicate(256);
}
{
//torusSDF.T = Float2_Set(128,128);
torusSDF.T = Float2_Set(512,128);
}
subtraction.opA = &planeSDF;
subtraction.opB = &sphereSDF;
//substraction2.opA = &substraction;
//substraction2.opB = &sphereSDF2;
subtraction2.opA = &planeSDF;
subtraction2.opB = &sphereSDF2;
union1.opA = &subtraction2;
//union1.opB = &aaboxSDF;
union1.opB = &torusSDF;
boxXform.op = &aaboxSDF;
boxXform.xform = Matrix_Multiply( Matrix_RotationZ(DEG2RAD(45)), Matrix_RotationY(DEG2RAD(45)) );
union2.opA = &union1;
//union2.opB = &boxXform;
union2.opB = &aaboxSDF;
}
AVolume* GetRoot() {
return &planeSDF;
//return &subtraction2;
//return &union2;
//return &aaboxSDF;
//return &sphereSDF3;
}
};
class MyMenuState : public MenuState {
public:
virtual void Update( double deltaSeconds ) override
{}
virtual void RenderGUI() override
{
if(ImGui::Begin("Debug Visualization"))
{
ImGui::Checkbox("Visualize vertex normals",&g_settings.drawVertexNormals);
ImGui::Checkbox("Draw meshes in wireframe",&g_settings.drawWireframeMesh);
ImGui::End();
}
if(ImGui::Begin("Settings"))
{
ImGui_DrawPropertyGrid(&g_settings,mxCLASS_OF(g_settings),"Settings");
ImGui::End();
}
if( ImGui::Begin("Control Panel") )
{
if(ImGui::Button("Rebuild"))
{
DBGOUT("rebuilding octree!");
g_rebuild_octree = true;
}
if(ImGui::Button("EXIT"))
{
WindowsDriver::RequestExit();
}
ImGui::End();
}
//ImGui::ShowTestWindow();
}
};
struct TriangleMeshSDF : AVolume
{
TPtr< TcMeshData > meshData;
TPtr< BspTree > meshTree;
public:
Float3 GetClosestPointTo( const Float3& _position ) const
{
Float3 closestPointResult;
float minimumDistanceSquared = BIG_NUMBER;
for( int iSubMesh = 0; iSubMesh < meshData->sets.Num(); iSubMesh++ )
{
const TcTriMesh& subMesh = meshData->sets[ iSubMesh ];
for( int iTri = 0; iTri < subMesh.indices.Num(); iTri += 3 )
{
const UINT32 i0 = subMesh.indices[ iTri + 0 ];
const UINT32 i1 = subMesh.indices[ iTri + 1 ];
const UINT32 i2 = subMesh.indices[ iTri + 2 ];
Float3 triangle[3];
triangle[0] = subMesh.positions[i0];
triangle[1] = subMesh.positions[i1];
triangle[2] = subMesh.positions[i2];
Float3 closestPoint = ClosestPointOnTriangle( triangle, _position );
float distanceSquared = Float3_LengthSquared( _position - closestPoint );
if( distanceSquared < minimumDistanceSquared ) {
minimumDistanceSquared = distanceSquared;
closestPointResult = closestPoint;
}
}
}
return closestPointResult;
}
// we compute the distance from a point to M by computing the distance
// from that point to every triangle in M and picking the smallest distance to any triangle.
virtual float GetDistanceAt( const Float3& _position ) const override
{
Float3 closestPoint = GetClosestPointTo( _position );
float result = Float3_Length( _position - closestPoint );
if( meshTree->PointInSolid(_position,1e-6f) ) {
result *= -1.0f;
}
return result;
}
};
bool PlanePlaneIntersection( const Vector4& a, const Vector4& b, Float3& start, Float3& dir )
{
const Float3 N1 = Plane_GetNormal( a );
const Float3 N2 = Plane_GetNormal( b );
double n00, n01, n11, det, invDet, f0, f1;
n00 = Float3_LengthSquared( N1 );
n01 = N1 * N2;
n11 = Float3_LengthSquared( N2 );
det = n00 * n11 - n01 * n01;
if ( Float_Abs(det) < 1e-6f ) {
return false;
}
invDet = 1.0f / det;
f0 = ( n01 * b.w - n11 * a.w ) * invDet;
f1 = ( n01 * a.w - n00 * b.w ) * invDet;
dir = Float3_Cross( N1, N2 );
start = N1 * f0 + N2 * f1;
return true;
}
bool PlaneRayIntersection( const Vector4& plane, const Float3& start, const Float3& dir, float &scale )
{
const Float3 N = Plane_GetNormal( plane );
float d1, d2;
d1 = Float3_Dot( N, start ) + plane.w;
d2 = Float3_Dot( N, dir );
if ( d2 == 0.0f ) {
return false;
}
scale = -( d1 / d2 );
return true;
}
//LPStatus
struct Entry2
{
int plane;
float dist;
};
float FindClosestPoint( const BspTree& tree, const Entry2* entries, int num_entries, const Float3& _point )
{
// the optimum lies on the plane
Vector4 plane1 = tree.m_planes[entries[0].plane];
int dim = 0; // 0 - plane, 1 - line, 2 - point
Float3 lineStart, lineDir;
Float3 closestPt;
for( int i = 1; i < num_entries; i++ )
{
const Entry2& other = entries[i];
const Vector4 plane2 = tree.m_planes[entries[i].plane];
if( dim == 0 ) {
// plane vs plane
if( PlanePlaneIntersection(plane1, plane2, lineStart, lineDir) )
{
// the optimum point lies on the line
dim = 1; // plane -> line
}
}
else if( dim == 1 ) {
// line vs plane
// the optimum lies at the line-plane intersection point
//
if( PlaneRayIntersection() )
{
dim = 2;
}
} else {
mxASSERT(dim==2);
}
}
//Entry e, e2;
//e = stack.Pop();
//if( stack.IsEmpty() ) {
// return e.dist;
//}
//e2 = stack.Pop();
UNDONE;
return 0;
}
struct BSP_SDF : public AVolume
{
TPtr< BspTree > tree;
public:
virtual float GetDistanceAt( const Float3& _point ) const override
{
float epsilon = 1e-4f;
TStaticList< Entry2, 64 > stack;
float neg_dist = 0;
int nodeIndex = 0;
float distance = 0.f;
// If < 0, we are in a leaf node
while( nodeIndex >= 0 )
{
// Find which side of the node we are on
const BspNode& node = tree->m_nodes[ nodeIndex ];
const Vector4& plane = tree->m_planes[ node.plane ];
const float distance = Plane_PointDistance( plane, _point );
// Go down the appropriate side
if( distance >= 0.0f ) {
nodeIndex = (INT16)node.front;
Entry2& newEntry = stack.Add();
newEntry.plane = node.plane;
newEntry.dist = distance;
} else {
nodeIndex = (INT16)node.back;
neg_dist = minf(neg_dist, distance);
}
}
if( nodeIndex == BSP_EMPTY_LEAF )
{
// the point is outside the solid
return FindClosestPoint(*tree, stack.ToPtr(), stack.Num(), _point);
}
else
{
// the point is inside the solid
// return the minimum (closest) distance
mxASSERT(neg_dist < 0.0f);
return neg_dist;
}
}
};
struct App : DemoUtil::DemoApp
, protected TGlobal< App > // <= nasty, but needed for static/global functions (CompareDepth())
{
Clump * m_sceneData;
Clump * m_rendererData;
FlyingCamera camera;
HContext renderContext;
DeferredRenderer m_render_system;
BatchRenderer m_batch_renderer;
GUI_Renderer m_gui_renderer;
AxisArrowGeometry gizmo;
CsgScene m_scene;
#if USE_OCTREE_2
DualContouring::Octree_DC2 m_octree;
#else
DualContouring::Octree m_octree;
#endif
rxMesh * m_mesh;
//DualContouring::QEF_Solver_ParticleBased m_qefSolver;
DualContouring::QEF_Solver_SVD m_qefSolver;
ASDF::Octree m_asdf_tree;
ASDF::Volume m_asdf_volume;
TcMeshData meshData;
BspTree meshBspTree;
BSP_SDF m_bsp_sdf;
TriangleMeshSDF meshSDF;
MeshBuilder m_meshBuffer;
MyMenuState m_menuState;
bool m_debugShowNormalsRT;
Float3 m_lastRayCastStart;
Float3 m_lastRayCastDirection;
RayCastResult m_lastRayCastResult;
TArray< DebugLeafInfo > m_hitLeaves;
TArray< AVolume* > m_garbage;
Float3 m_pointPosition;
Float3 m_closestPointOnMesh;
public:
App()
{
m_debugShowNormalsRT = false;
}
ERet Setup()
{
SON::LoadFromFile(SETTINGS_FILE_NAME,g_settings);
//dev_load_state(GameActions::dev_load_state,IS_Pressed,0);
mxDO(DemoApp::__Initialize());
this->renderContext = llgl::GetMainContext();
mxDO(Rendering::RegisterClasses());
//mxDO(LoadClump(MakeAssetID("simple.renderer"), m_rendererData));
mxDO(LoadClump(MakeAssetID("deferred.renderer"), m_rendererData));
//DemoUtil::DBG_PrintClump(*m_rendererData);
mxDO(m_render_system.Initialize(m_rendererData));
mxDO(m_batch_renderer.Initialize());
mxDO(m_gui_renderer.Initialize(m_rendererData));
this->gizmo.BuildGeometry();
return ALL_OK;
}
void Shutdown()
{
//m_garbage.DeleteContents();
m_garbage.Empty();
m_gui_renderer.Shutdown();
m_batch_renderer.Shutdown();
m_render_system.Shutdown();
m_sceneData->Clear();
delete m_sceneData;
m_sceneData = NULL;
DemoApp::__Shutdown();
//dev_save_state(GameActions::dev_save_state,IS_Pressed,0);
}
ERet GenerateMesh( AVolume* vol, rxMesh* mesh )
{
const AABB24 worldAabb = GetSceneBounds();
int gridSize[3] = {32,32,32};
MarchingCubes::Contour(vol,worldAabb.min_point,worldAabb.max_point,gridSize,m_meshBuffer);
mxDO(CreateMesh(m_meshBuffer, mesh));
return ALL_OK;
}
ERet ReallocateBuffer( HBuffer* handle, EBufferType type, UINT32 oldSize, UINT32 newSize, const void* data )
{
bool reCreateBuffer = handle->IsNull() || (newSize > oldSize);
if( reCreateBuffer )
{
if( handle->IsValid() )
{
llgl::DeleteBuffer( *handle );
}
//*handle = llgl::CreateBuffer( type, newSize, data );
*handle = llgl::CreateBuffer( type, newSize );
}
//else
{
llgl::UpdateBuffer( llgl::GetMainContext(), *handle, newSize, data );
}
return ALL_OK;
}
ERet CreateMesh( const MeshBuilder& source, rxMesh* mesh )
{
{
const UINT32 oldSize = mesh->m_numVertices * sizeof(source.vertices[0]);
mxDO(ReallocateBuffer( &mesh->m_vertexBuffer, Buffer_Vertex, oldSize, source.vertices.GetDataSize(), source.vertices.ToPtr() ));
mesh->m_numVertices = source.vertices.Num();
}
{
const UINT32 oldSize = mesh->m_numIndices * sizeof(source.indices[0]);
mxDO(ReallocateBuffer( &mesh->m_indexBuffer, Buffer_Index, oldSize, source.indices.GetDataSize(), source.indices.ToPtr() ));
mesh->m_indexStride = sizeof(source.indices[0]);
mesh->m_numIndices = source.indices.Num();
}
{
rxSubmesh* submesh0 = NULL;
if( mesh->m_parts.IsEmpty() ) {
submesh0 = &mesh->m_parts.Add();
} else {
submesh0 = &mesh->m_parts.GetFirst();
}
submesh0->startIndex = 0;
submesh0->indexCount = mesh->m_numIndices;
submesh0->baseVertex = 0;
submesh0->vertexCount = mesh->m_numVertices;
}
mesh->m_topology = Topology::TriangleList;
return ALL_OK;
}
ERet CreateScene( const Settings& settings )
{
mxPROFILE_SCOPE("CreateScene()");
m_sceneData = new Clump();
m_scene.Setup( settings );
{
rxGlobalLight* globalLight;
mxDO(m_sceneData->New(globalLight));
globalLight->m_color = Float3_Set(0.2,0.4,0.3);
}
//{
Float3 testTri[3];
testTri[0] = Float3_Set(0,0,0);
testTri[1] = Float3_Set(10,0,0);
testTri[2] = Float3_Set(10,10,0);
Float3 testPt = Float3_Set(3,3,-50);
Float3 closestPt = ClosestPointOnTriangle(testTri, testPt);
float len = Float3_Length(testPt - closestPt);
//}
#define USE_MESH_SDF (1)
{
const char* path_to_source_assets = gUserINI->GetString("path_to_source_assets");
String256 pathToMesh;
Str::CopyS(pathToMesh, path_to_source_assets);
Str::NormalizePath(pathToMesh);
//Str::AppendS(pathToMesh, "meshes/sm_teapot.mesh");
Str::AppendS(pathToMesh, "meshes/cube.mesh");
mxDO(SON::LoadFromFile(pathToMesh.c_str(), meshData));
LogStream(LL_Info) << "Loaded mesh: AABB: " << meshData.bounds;
// Translate and scale the mesh to fit the scene's AABB.
{
AABB24 sceneAABB = GetSceneBounds();
AABB_ScaleSize( &sceneAABB, 0.6f );
AABB24 meshAABB = meshData.bounds;
Float3 center = AABB_Center(meshAABB);
Float3 radius = AABB_Extent(meshAABB);
bool preserveRelativeScale = false;
const Float3 offset = AABB_Center( sceneAABB ) - center;
const Float3 scale = Float3_Multiply( AABB_Extent( sceneAABB ), Float3_Reciprocal( radius ) );
for( int iSubMesh = 0; iSubMesh < meshData.sets.Num(); iSubMesh++ )
{
TcTriMesh& subMesh = meshData.sets[ iSubMesh ];
for( int iVertex = 0; iVertex < subMesh.positions.Num(); iVertex++ )
{
subMesh.positions[iVertex] = Float3_Multiply( subMesh.positions[iVertex] + offset, scale);
}
}
#if !USE_MESH_SDF
VertexDescription vertexDesc;
DrawVertex::BuildVertexDescription(vertexDesc);
RawMeshData rawMeshData;
mxDO(Meshok::CompileMesh(meshData, vertexDesc, rawMeshData));
rxMesh* mesh = m_sceneData->New< rxMesh >();
mxDO(mesh->Create(rawMeshData));
rxModel* model = rxModel::Create( mesh, m_sceneData );
rxMaterial* defaultMaterial = GetAsset< rxMaterial >( MakeAssetID("plain_color.material"), m_sceneData );
model->m_batches.Add(defaultMaterial);
#endif
}
ProcessMeshDataTriangles triMeshCallback(meshData);
meshBspTree.Build(&triMeshCallback);
m_bsp_sdf.tree = &meshBspTree;
meshSDF.meshData = &meshData;
meshSDF.meshTree = &meshBspTree;
}
m_pointPosition = Float3_Zero();
m_closestPointOnMesh = Float3_Zero();
#if !USE_MESH_SDF
AVolume* root = m_scene.GetRoot();
//HalfSpaceSDF* root = new HalfSpaceSDF();
//root->plane = Float4_Set(Float3_Set(0,0,1),-10);
m_garbage.Add( root );
{
ASDF::Options options;
options.radius = settings.dc.radius;
options.max_depth = settings.dc.maxDepth;
options.min_subdiv = settings.dc.minSubdiv;
m_asdf_tree.Build(root, options);
m_asdf_volume.tree = &m_asdf_tree;
m_asdf_volume.radius = settings.dc.radius;
root = &m_asdf_volume;
}
#else
//AVolume* root = &meshSDF;
AVolume* root = &m_bsp_sdf;
m_garbage.Add( root );
#endif
bool useOctree = 1;
const UINT32 startTimeMSec = mxGetTimeInMilliseconds();
DualContouring::OctStats stats;
if(useOctree)
{
m_octree.Build(root, &m_qefSolver, stats, settings.dc);
stats.Print(mxGetTimeInMilliseconds() - startTimeMSec);
}
{
mxDO(m_sceneData->New( m_mesh ));
if(useOctree) {
mxDO(m_octree.Triangulate(m_meshBuffer,settings.dc,stats));
mxDO(CreateMesh(m_meshBuffer, m_mesh));
}
else {
GenerateMesh(root, m_mesh);
}
rxModel* model = rxModel::Create( m_mesh, m_sceneData );
rxMaterial* defaultMaterial = GetAsset< rxMaterial >( MakeAssetID("plain_color.material"), m_sceneData );
model->m_batches.Add(defaultMaterial);
}
const UINT32 currentTimeMSec = mxGetTimeInMilliseconds();
stats.Print(currentTimeMSec - startTimeMSec);
return ALL_OK;
}
ERet Polygonize( const DC::Octree_DC2& tree, rxMesh* mesh, DualContouring::OctStats &stats )
{
mxDO(m_octree.Triangulate(m_meshBuffer,g_settings.dc,stats));
mxDO(CreateMesh(m_meshBuffer, m_mesh));
return ALL_OK;
}
ERet LoadSceneFromCache()
{
mxPROFILE_SCOPE("LoadSceneFromCache()");
UNDONE;
return ALL_OK;
}
void Update(const double deltaSeconds) override
{
mxPROFILE_SCOPE("Update()");
if( g_rebuild_octree )
{
DualContouring::OctStats stats;
m_octree.Triangulate(m_meshBuffer,g_settings.dc,stats);
CreateMesh(m_meshBuffer, m_mesh);
g_rebuild_octree = false;
}
if( g_regenerate_mesh )
{
//
}
DemoApp::Update(deltaSeconds);
camera.Update(deltaSeconds);
m_gui_renderer.Update();
//dev_cast_ray(GameActions::dev_cast_ray,EInputState::IS_Pressed,0);
}
ERet Render()
{
mxPROFILE_SCOPE("Render()");
OctCubeF worldCube = GetSceneCube();
const Float4x4 viewMatrix = camera.BuildViewMatrix();
int screenWidth, screenHeight;
WindowsDriver::GetWindowSize(&screenWidth, &screenHeight);
const float aspect_ratio = (float)screenWidth / (float)screenHeight;
const float FoV_Y_degrees = DEG2RAD(90);
const float near_clip = 10.0f;
const float far_clip = 5000.0f;
const Float4x4 projectionMatrix = Matrix_Perspective(FoV_Y_degrees, aspect_ratio, near_clip, far_clip);
const Float4x4 viewProjectionMatrix = Matrix_Multiply(viewMatrix, projectionMatrix);
const Float4x4 worldMatrix = Matrix_Identity();
const Float4x4 worldViewProjectionMatrix = Matrix_Multiply(worldMatrix, viewProjectionMatrix);
SceneView view;
view.viewMatrix = viewMatrix;
view.projectionMatrix = projectionMatrix;
view.viewProjectionMatrix = viewProjectionMatrix;
view.worldSpaceCameraPos = camera.m_eyePosition;
view.viewportWidth = screenWidth;
view.viewportHeight = screenHeight;
view.nearClip = near_clip;
view.farClip = far_clip;
mxDO(m_render_system.RenderScene(view, *m_sceneData));
if(g_settings.drawWireframeMesh)
{
gfxMARKER(Wireframe);
llgl::ViewState viewState;
{
viewState.Reset();
viewState.colorTargets[0].SetDefault();
viewState.targetCount = 1;
viewState.depthTarget.SetDefault();
}
llgl::SubmitView(renderContext, viewState);
FxShader* shader;
mxDO(GetAsset(shader,MakeAssetID("solid_wireframe.shader"),m_sceneData));
{
const SolidWireSettings& settings = g_settings.solidWire;
mxDO(FxSlow_SetUniform(shader,"LineWidth",&settings.LineWidth));
mxDO(FxSlow_SetUniform(shader,"FadeDistance",&settings.FadeDistance));
mxDO(FxSlow_SetUniform(shader,"PatternPeriod",&settings.PatternPeriod));
mxDO(FxSlow_SetUniform(shader,"WireColor",&settings.WireColor));
mxDO(FxSlow_SetUniform(shader,"PatternColor",&settings.PatternColor));
}
mxDO(FxSlow_Commit(renderContext,shader));
mxDO(FxSlow_SetRenderState(renderContext, *m_rendererData, "SolidWireframe"));
m_render_system.DBG_Draw_Models_Wireframe(view, *m_sceneData, *shader);
}
if(g_settings.drawVertexNormals)
{
FxShader* shader;
mxDO(GetAsset(shader,MakeAssetID("debug_draw_normals.shader"),m_sceneData));
{
float lineLength = 100;
mxDO(FxSlow_SetUniform(shader,"g_lineLength",&lineLength));
}
mxDO(FxSlow_Commit(renderContext,shader));
mxDO(FxSlow_SetRenderState(renderContext, *m_rendererData, "Default"));
m_render_system.DBG_Draw_Models_With_Custom_Shader(view, *m_sceneData, *shader, Topology::PointList);
}
{
gfxMARKER(DebugDrawOctree);
mxDO(FxSlow_SetRenderState(renderContext, *m_rendererData, "NoCulling"));
FxShader* shader;
mxDO(GetByName(*m_rendererData, "auxilary_rendering", shader));
m_batch_renderer.SetShader(shader);
mxDO(FxSlow_SetUniform(shader,"u_modelViewProjMatrix",&worldViewProjectionMatrix));
mxDO(FxSlow_SetUniform(shader,"u_modelMatrix",&worldMatrix));
mxDO(FxSlow_SetUniform(shader,"u_color",RGBAf::WHITE.ToPtr()));
mxDO(FxSlow_Commit(renderContext,shader));
m_batch_renderer.DrawLine(m_pointPosition, m_closestPointOnMesh, RGBAf::RED, RGBAf::RED);
//OctCubeF octants[8];
//GetChildOctants(worldCube,octants);
//for( int i = 0; i < 8; i++ )
//{
// AABB24 aabb;
// OctBoundsToAABB(octants[i], aabb);
// m_batch_renderer.DrawAABB(aabb.min_point, aabb.max_point, RGBAf::lightblue);
//}
if(g_settings.visualize_octree)
{
DebugDrawOctree(0,worldCube,0,0,m_batch_renderer);
}
// 'crosshair'
m_batch_renderer.DrawCircle(
camera.m_eyePosition + camera.m_lookDirection * 100,
camera.m_rightDirection,
camera.m_upDirection,
RGBAf::RED,
1, 8
);
if( m_lastRayCastResult.hitAnything )
{
m_batch_renderer.DrawLine( m_lastRayCastStart, m_lastRayCastResult.rayExit, RGBAf::WHITE, RGBAf::RED );
m_batch_renderer.DrawCircle(m_lastRayCastResult.rayEntry, camera.m_rightDirection, camera.m_upDirection, RGBAf::YELLOW, 10, 8);
m_batch_renderer.DrawCircle(m_lastRayCastResult.rayExit, camera.m_rightDirection, camera.m_upDirection, RGBAf::GREEN, 10, 8);
//DrawHitLeaves( 0, worldBounds, m_batch_renderer );
for( int i = 0; i < m_hitLeaves.Num(); i++ )
{
const DebugLeafInfo& leafInfo = m_hitLeaves[i];
m_batch_renderer.DrawAABB(leafInfo.aabb.min_point, leafInfo.aabb.max_point, RGBAf::RED);
m_batch_renderer.DrawCircle( leafInfo.xyz, camera.m_rightDirection, camera.m_upDirection, RGBAf::ORANGE, 20, 4 );
m_batch_renderer.DrawLine( leafInfo.xyz, leafInfo.xyz + leafInfo.N * 100, RGBAf::WHITE, RGBAf::RED );
}
}
}
{
gfxMARKER(Gizmos);
mxDO(FxSlow_SetRenderState(renderContext, *m_rendererData, "NoCulling"));
FxShader* shader;
mxDO(GetByName(*m_rendererData, "auxilary_rendering", shader));
m_batch_renderer.SetShader(shader);
mxDO(FxSlow_SetUniform(shader,"u_modelViewProjMatrix",&worldViewProjectionMatrix));
mxDO(FxSlow_SetUniform(shader,"u_modelMatrix",&worldMatrix));
mxDO(FxSlow_SetUniform(shader,"u_color",RGBAf::WHITE.ToPtr()));
mxDO(FxSlow_Commit(renderContext,shader));
DrawGizmo(gizmo, worldMatrix, camera.m_eyePosition, m_batch_renderer);
const AABB24 worldAabb = GetSceneBounds();
m_batch_renderer.DrawAABB(worldAabb.min_point, worldAabb.max_point, RGBAf::LIGHT_YELLOW_GREEN);
m_batch_renderer.Flush();
}
m_batch_renderer.Flush();