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d8eb714766
thug/Code/Gfx/XBox/p_NxGeom.cpp
thug1src d8eb714766 thug1src
2016-02-14 08:39:12 +11:00

1497 lines
48 KiB
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//****************************************************************************
//* MODULE: Gfx
//* FILENAME: p_nxGeom.cpp
//* OWNER: Gary Jesdanun
//* CREATION DATE: 3/4/2002
//****************************************************************************
#include <gfx/xbox/p_nxgeom.h>
#include <core/math.h>
#include <gfx/skeleton.h>
#include <gfx/xbox/p_nxmesh.h>
#include <gfx/xbox/p_nxmodel.h>
#include <gfx/xbox/p_nxtexture.h>
#include <gfx/xbox/nx/instance.h>
#include <xbdm.h>
namespace Nx
{
/*****************************************************************************
** Private Functions **
*****************************************************************************/
/*****************************************************************************
** Public Functions **
*****************************************************************************/
/******************************************************************/
/* */
/* */
/******************************************************************/
CXboxGeom::CXboxGeom() : mp_init_mesh_list( NULL ), m_mesh_array( NULL ), m_visible( 0xDEADBEEF )
{
mp_instance = NULL;
// mp_sector = NULL;
m_scale.Set( 1.0f, 1.0f, 1.0f );
m_active = true;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
CXboxGeom::~CXboxGeom( void )
{
DestroyMeshArray();
if( mp_instance != NULL )
{
delete mp_instance;
mp_instance = NULL;
}
}
/////////////////////////////////////////////////////////////////////////////////////
// Mesh List Functions
//
// The mesh list is only for initialization of the CGeom. As we find all the
// meshes for the CGeoms, we add them to the temporary lists. When we are
// done, the list is copied into a permanent array.
//
// All the list functions use the TopDownHeap for memory allocation.
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::InitMeshList( void )
{
Mem::Manager::sHandle().PushContext( Mem::Manager::sHandle().TopDownHeap());
mp_init_mesh_list = new Lst::Head< NxXbox::sMesh >;
Mem::Manager::sHandle().PopContext();
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::AddMesh( NxXbox::sMesh *mesh )
{
Dbg_Assert( mp_init_mesh_list );
Mem::Manager::sHandle().PushContext( Mem::Manager::sHandle().TopDownHeap());
Lst::Node< NxXbox::sMesh > *node = new Lst::Node< NxXbox::sMesh > (mesh);
mp_init_mesh_list->AddToTail( node );
Mem::Manager::sHandle().PopContext();
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::CreateMeshArray( void )
{
if( !m_mesh_array )
{
Dbg_Assert( mp_init_mesh_list );
m_num_mesh = mp_init_mesh_list->CountItems();
if (m_num_mesh)
{
Lst::Node< NxXbox::sMesh > *mesh, *next;
m_mesh_array = new NxXbox::sMesh*[m_num_mesh];
int k = 0;
for( mesh = mp_init_mesh_list->GetNext(); mesh; mesh = next )
{
next = mesh->GetNext();
m_mesh_array[k] = mesh->GetData();
delete mesh;
k++;
}
}
// Delete temporary list.
delete mp_init_mesh_list;
mp_init_mesh_list = NULL;
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CXboxGeom::RegisterMeshArray( bool just_count )
{
// Tells the engine to count or add the meshes for this sector to the rendering list for supplied scene id.
if( just_count )
{
mp_scene->GetEngineScene()->CountMeshes( m_num_mesh, m_mesh_array );
}
else
{
mp_scene->GetEngineScene()->AddMeshes( m_num_mesh, m_mesh_array );
}
return true;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::DestroyMeshArray( void )
{
if( m_mesh_array )
{
// Tells the engine to remove the meshes for this sector from the rendering list for supplied scene id.
if( mp_scene && mp_scene->GetEngineScene())
{
mp_scene->GetEngineScene()->RemoveMeshes( m_num_mesh, m_mesh_array );
}
// Now actually go through and delete each mesh.
for( uint32 m = 0; m < m_num_mesh; ++m )
{
NxXbox::sMesh *p_mesh = m_mesh_array[m];
delete p_mesh;
}
delete [] m_mesh_array;
m_mesh_array = NULL;
}
}
/******************************************************************/
/* */
/* Generates an entirely new engine scene. */
/* Used when instance-cloning CGeoms. */
/* */
/******************************************************************/
NxXbox::sScene* CXboxGeom::GenerateScene( void )
{
NxXbox::sScene *p_scene = new NxXbox::sScene();
p_scene->CountMeshes( m_num_mesh, m_mesh_array );
p_scene->CreateMeshArrays();
p_scene->AddMeshes( m_num_mesh, m_mesh_array );
p_scene->SortMeshes();
// Set the bounding box and bounding sphere.
p_scene->m_bbox = m_bbox;
p_scene->FigureBoundingVolumes();
return p_scene;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CXboxGeom::plat_load_geom_data( CMesh *pMesh, CModel *pModel, bool color_per_material )
{
// The skeleton must exist by this point (unless it's a hacked up car).
int numBones = pModel->GetNumBones();
Mth::Matrix temp;
temp.Identity();
CXboxMesh *p_xbox_mesh = static_cast<CXboxMesh*>( pMesh );
// Store a pointer to the CXboxMesh, used for obtaining CAS poly removal data.
mp_mesh = p_xbox_mesh;
CXboxModel *p_xbox_model = static_cast<CXboxModel*>( pModel );
NxXbox::CInstance *p_instance = new NxXbox::CInstance( p_xbox_mesh->GetScene()->GetEngineScene(), temp, numBones, pModel->GetBoneTransforms());
SetInstance( p_instance );
p_instance->SetModel( pModel );
return true;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_finalize( void )
{
// Scan through and remove degenerate indices...
if( mp_instance )
{
NxXbox::sScene *p_scene = mp_instance->GetScene();
if( p_scene )
{
for( int m = 0; m < p_scene->m_num_mesh_entries; ++m )
{
NxXbox::sMesh *p_mesh = p_scene->m_meshes[m];
p_mesh->Crunch();
}
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_set_active( bool active )
{
if( mp_instance )
{
mp_instance->SetActive( active );
}
else
{
m_active = active;
if( m_mesh_array )
{
for( uint m = 0; m < m_num_mesh; ++m )
{
NxXbox::sMesh *p_mesh = m_mesh_array[m];
p_mesh->SetActive( active );
}
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CXboxGeom::plat_is_active( void ) const
{
if( mp_instance )
{
return mp_instance->GetActive();
}
return m_active;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
const Mth::Vector &CXboxGeom::plat_get_world_position( void ) const
{
static Mth::Vector pos;
if( mp_instance )
{
pos = mp_instance->GetTransform()->GetPos();
}
else
{
pos.Set( 0.0f, 0.0f, 0.0f, 1.0f );
NxXbox::sMesh *p_mesh = m_mesh_array[0];
if( p_mesh )
{
p_mesh->GetPosition( &pos );
}
}
Dbg_Assert( pos[W] == 1.0f );
return pos;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_set_world_position( const Mth::Vector& pos )
{
// Ensure w component is correct.
Mth::Vector proper_pos( pos[X], pos[Y], pos[Z], 1.0f );
if( mp_instance )
{
mp_instance->GetTransform()->SetPos( proper_pos );
}
else
{
// Go through and adjust the individual meshes.
for( uint32 i = 0; i < m_num_mesh; ++i )
{
NxXbox::sMesh *p_mesh = m_mesh_array[i];
p_mesh->SetPosition( proper_pos );
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
const Mth::CBBox & CXboxGeom::plat_get_bounding_box( void ) const
{
return m_bbox;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_set_bounding_sphere( const Mth::Vector& boundingSphere )
{
if( mp_instance )
{
NxXbox::sScene *p_scene = mp_instance->GetScene();
if( p_scene )
{
p_scene->m_sphere_center.x = boundingSphere[X];
p_scene->m_sphere_center.y = boundingSphere[Y];
p_scene->m_sphere_center.z = boundingSphere[Z];
p_scene->m_sphere_radius = boundingSphere[W];
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
const Mth::Vector CXboxGeom::plat_get_bounding_sphere( void ) const
{
if( mp_instance )
{
NxXbox::sScene *p_scene = mp_instance->GetScene();
if( p_scene )
{
return Mth::Vector( p_scene->m_sphere_center.x, p_scene->m_sphere_center.y, p_scene->m_sphere_center.z, p_scene->m_sphere_radius );
}
}
return Mth::Vector( 0.0f, 0.0f, 0.0f, 10000.0f );
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_set_orientation( const Mth::Matrix& orient )
{
if( mp_instance )
{
Mth::Matrix *p_matrix = mp_instance->GetTransform();
Mth::Matrix new_orientation = *p_matrix;
new_orientation[X] = orient[X];
new_orientation[Y] = orient[Y];
new_orientation[Z] = orient[Z];
mp_instance->SetTransform( new_orientation );
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
const Mth::Matrix &CXboxGeom::plat_get_orientation( void ) const
{
static Mth::Matrix orientation;
if( mp_instance )
{
orientation = *( mp_instance->GetTransform());
orientation[W] = Mth::Vector( 0.0f, 0.0f, 0.0f, 1.0f );
}
else
{
orientation.Identity();
}
return orientation;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_rotate_y( Mth::ERot90 rot )
{
if( rot != Mth::ROT_0 )
{
if( mp_instance )
{
Mth::Matrix *p_matrix = mp_instance->GetTransform();
// Zero out translation component.
Mth::Matrix instance_transform = *p_matrix;
instance_transform[W] = Mth::Vector(0.0f, 0.0f, 0.0f, 1.0f);
// Build rotation matrix.
Mth::Matrix rot_mat;
float rad = (float)((int)rot) * ( Mth::PI * 0.5f );
Mth::CreateRotateYMatrix( rot_mat, rad );
// Rotate matrix.
rot_mat = instance_transform * rot_mat;
// Replace translation component.
rot_mat[W] = p_matrix->GetPos();
mp_instance->SetTransform( rot_mat );
}
else
{
// Go through and adjust the individual meshes.
for( uint32 i = 0; i < m_num_mesh; ++i )
{
NxXbox::sMesh *p_mesh = m_mesh_array[i];
p_mesh->SetYRotation( rot );
}
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CXboxGeom::plat_render(Mth::Matrix* pRootMatrix, Mth::Matrix* pBoneMatrices, int numBones)
{
if( mp_instance )
{
mp_instance->SetTransform( *pRootMatrix );
}
return true;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_set_bone_matrix_data( Mth::Matrix* pBoneMatrices, int numBones )
{
if( mp_instance )
{
Mth::Matrix* p_bone_matrices = mp_instance->GetBoneTransforms();
CopyMemory( p_bone_matrices, pBoneMatrices, numBones * sizeof( Mth::Matrix ));
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CXboxGeom::plat_hide_polys( uint32 mask )
{
if( mp_mesh )
{
// Obtain a pointer to the Xbox scene.
NxXbox::sScene *p_engine_scene = GetInstance()->GetScene();
// Request the scene to hide the relevant polys.
p_engine_scene->HidePolys( mask, mp_mesh->GetCASData(), mp_mesh->GetNumCASData());
}
return true;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_set_visibility( uint32 mask )
{
// Set values
m_visible = mask;
if( m_mesh_array )
{
for( uint m = 0; m < m_num_mesh; ++m )
{
NxXbox::sMesh *p_mesh = m_mesh_array[m];
p_mesh->SetVisibility((uint8)mask );
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
uint32 CXboxGeom::plat_get_visibility( void ) const
{
return m_visible | 0xFFFFFF00;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_set_color( Image::RGBA rgba )
{
// If we are setting the color (which is used as a multiplier) to (0x80,0x80,0x80), it is effectively
// just turning the coloring off...
// Note that some indoor stuff is set to 0x808081, since on Ps2 it needs to be set to something
// other than 0x808080 in order to ensure that it doesn't inherit the color from the parent node.
// This is not an issue for Xbox, so it treats the two values the same.
if((( rgba.r == 0x80 ) || ( rgba.r == 0x81 )) && ( rgba.g == 0x80 ) && ( rgba.b == 0x80 ))
{
plat_clear_color();
return;
}
// Oofa, nasty hack.
if( mp_instance )
{
// Grab the engine scene from the geom, and set all meshes to the color.
NxXbox::sScene *p_scene = mp_instance->GetScene();
for( int i = 0; i < p_scene->m_num_mesh_entries; ++i )
{
NxXbox::sMesh *p_mesh = p_scene->m_meshes[i];
p_mesh->m_flags |= NxXbox::sMesh::MESH_FLAG_MATERIAL_COLOR_OVERRIDE;
p_mesh->m_material_color_override[0] = (float)rgba.r / 255.0f;
p_mesh->m_material_color_override[1] = (float)rgba.g / 255.0f;
p_mesh->m_material_color_override[2] = (float)rgba.b / 255.0f;
}
}
else if( m_mesh_array != NULL )
{
for( uint32 i = 0; i < m_num_mesh; ++i )
{
NxXbox::sMesh *p_mesh = m_mesh_array[i];
p_mesh->m_flags |= NxXbox::sMesh::MESH_FLAG_MATERIAL_COLOR_OVERRIDE;
p_mesh->m_material_color_override[0] = (float)rgba.r / 255.0f;
p_mesh->m_material_color_override[1] = (float)rgba.g / 255.0f;
p_mesh->m_material_color_override[2] = (float)rgba.b / 255.0f;
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_clear_color( void )
{
// Oofa, nasty hack.
if( mp_instance )
{
// Grab the engine scene from the geom, and clear all meshes of the flag.
NxXbox::sScene *p_scene = mp_instance->GetScene();
for( int i = 0; i < p_scene->m_num_mesh_entries; ++i )
{
NxXbox::sMesh *p_mesh = p_scene->m_meshes[i];
p_mesh->m_flags &= ~NxXbox::sMesh::MESH_FLAG_MATERIAL_COLOR_OVERRIDE;
}
}
else if( m_mesh_array != NULL )
{
for( uint32 i = 0; i < m_num_mesh; ++i )
{
NxXbox::sMesh *p_mesh = m_mesh_array[i];
p_mesh->m_flags &= ~NxXbox::sMesh::MESH_FLAG_MATERIAL_COLOR_OVERRIDE;
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CXboxGeom::plat_set_material_color( uint32 mat_name_checksum, int pass, Image::RGBA rgba )
{
bool something_changed = false;
if( mp_instance && mp_instance->GetScene())
{
for( int m = 0; m < mp_instance->GetScene()->m_num_mesh_entries; ++m )
{
NxXbox::sMesh *p_mesh = mp_instance->GetScene()->m_meshes[m];
NxXbox::sMaterial *p_mat = p_mesh->mp_material;
if( p_mat )
{
bool want_this_material = false;
int adjusted_pass = pass;
// We are searching for materials with a matching name. However there is a caveat in that the
// conversion process sometimes creates new materials for geometry flagged as 'render as separate', or for
// geometry which is mapped with only certain passes of a multipass material (or both cases).
// In such a case, the new material name checksum will differ from the original material name checksum,
// with the following bits having significance (i.e. consider bitflags = new_namechecksum - old_namechecksum ):
//
// Bits 3->6 Pass flags indicating which passes of the original material this material uses
// Bits 0->2 Absolute number ('render as separate' flagged geometry) indicating which single pass of the material this material represents.
if( p_mat->m_name_checksum == mat_name_checksum )
want_this_material = true;
else if(( p_mat->m_name_checksum > mat_name_checksum ) && (( p_mat->m_name_checksum - mat_name_checksum ) <= 0x7F ))
{
uint32 checksum_diff = p_mat->m_name_checksum - mat_name_checksum;
uint32 render_separate_pass = checksum_diff & 0x07;
uint32 pass_flags = checksum_diff >> 3;
if( render_separate_pass )
{
if( render_separate_pass == ( pass + 1 ))
{
want_this_material = true;
// Readjust the pass to zero, since this material was formed as a single pass of a multipass material.
adjusted_pass = 0;
}
}
else if( pass_flags )
{
// This material was created during scene conversion from another material with more passes.
if( pass_flags & ( 1 << pass ))
{
want_this_material = true;
for( int p = 0; p < pass; ++p )
{
if(( pass_flags & ( 1 << p )) == 0 )
{
// Readjust the pass down by 1, since this material was created as a subset of another material.
--adjusted_pass;
}
}
}
}
}
if( want_this_material )
{
if((uint32)adjusted_pass < p_mat->m_passes )
{
if( !( p_mat->m_flags[adjusted_pass] & MATFLAG_PASS_COLOR_LOCKED ))
{
p_mat->m_color[adjusted_pass][0] = (float)rgba.r / 255.0f;
p_mat->m_color[adjusted_pass][1] = (float)rgba.g / 255.0f;
p_mat->m_color[adjusted_pass][2] = (float)rgba.b / 255.0f;
something_changed = true;
}
}
}
}
}
}
return something_changed;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
Image::RGBA CXboxGeom::plat_get_color( void ) const
{
Image::RGBA rgba( 0, 0, 0, 0 );
NxXbox::sMesh *p_mesh = NULL;
if( mp_instance )
{
// Grab the engine scene from the geom, and get a mesh color.
NxXbox::sScene *p_scene = mp_instance->GetScene();
if( p_scene->m_num_mesh_entries > 0 )
p_mesh = p_scene->m_meshes[0];
}
else if( m_mesh_array != NULL )
{
p_mesh = m_mesh_array[0];
}
if( p_mesh && ( p_mesh->m_flags & NxXbox::sMesh::MESH_FLAG_MATERIAL_COLOR_OVERRIDE ))
{
rgba.r = (uint8)( p_mesh->m_material_color_override[0] * 255.0f );
rgba.g = (uint8)( p_mesh->m_material_color_override[1] * 255.0f );
rgba.b = (uint8)( p_mesh->m_material_color_override[2] * 255.0f );
}
return rgba;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
int CXboxGeom::plat_get_num_render_verts( void )
{
Dbg_MsgAssert( m_mesh_array, ( "Invalid for instanced sectors" ));
int total_verts = 0;
if( m_mesh_array )
{
for( uint32 m = 0; m < m_num_mesh; ++m )
{
NxXbox::sMesh *p_mesh = m_mesh_array[m];
total_verts += p_mesh->m_num_vertices;
}
}
return total_verts;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_get_render_verts( Mth::Vector *p_verts )
{
Dbg_MsgAssert( m_mesh_array, ( "Invalid for instanced sectors" ));
if( m_mesh_array )
{
for( uint32 m = 0; m < m_num_mesh; ++m )
{
NxXbox::sMesh *p_mesh = m_mesh_array[m];
// Obtain a read-only lock on the mesh data.
D3DVECTOR *p_pos;
p_mesh->mp_vertex_buffer[0]->Lock( 0, 0, (BYTE**)&p_pos, D3DLOCK_READONLY | D3DLOCK_NOFLUSH );
// Copy over every vertex position in this mesh.
for( uint32 v = 0; v < p_mesh->m_num_vertices; ++v )
{
p_verts->Set( p_pos->x, p_pos->y, p_pos->z );
++p_verts;
p_pos = (D3DVECTOR*)((BYTE*)p_pos + p_mesh->m_vertex_stride );
}
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_get_render_colors( Image::RGBA *p_colors )
{
Dbg_MsgAssert( m_mesh_array, ( "Invalid for instanced sectors" ));
if( m_mesh_array )
{
for( uint32 m = 0; m < m_num_mesh; ++m )
{
NxXbox::sMesh *p_mesh = m_mesh_array[m];
// Obtain a read-only lock on the mesh data.
Image::RGBA *p_col;
p_mesh->mp_vertex_buffer[0]->Lock( 0, 0, (BYTE**)&p_col, D3DLOCK_READONLY | D3DLOCK_NOFLUSH );
p_col = (Image::RGBA*)((BYTE*)p_col + p_mesh->m_diffuse_offset );
// Copy over every vertex color in this mesh, swapping red and blue.
for( uint32 v = 0; v < p_mesh->m_num_vertices; ++v )
{
p_colors->r = p_col->b;
p_colors->g = p_col->g;
p_colors->b = p_col->r;
p_colors->a = p_col->a;
++p_colors;
p_col = (Image::RGBA*)((BYTE*)p_col + p_mesh->m_vertex_stride );
}
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_set_render_verts( Mth::Vector *p_verts )
{
Dbg_MsgAssert( m_mesh_array, ( "Invalid for instanced sectors" ));
if( m_mesh_array )
{
for( uint32 m = 0; m < m_num_mesh; ++m )
{
NxXbox::sMesh *p_mesh = m_mesh_array[m];
// Obtain a writeable lock on the mesh data.
D3DVECTOR *p_pos;
p_mesh->mp_vertex_buffer[0]->Lock( 0, 0, (BYTE**)&p_pos, D3DLOCK_NOFLUSH );
// Will need to store the min and max points in order to calculate the new bounding sphere for the mesh.
Mth::CBBox bbox;
// Copy over every vertex position in this mesh.
for( uint32 v = 0; v < p_mesh->m_num_vertices; ++v )
{
p_pos->x = p_verts->GetX();
p_pos->y = p_verts->GetY();
p_pos->z = p_verts->GetZ();
// Add this point to the bounding box.
bbox.AddPoint( *p_verts );
++p_verts;
p_pos = (D3DVECTOR*)((BYTE*)p_pos + p_mesh->m_vertex_stride );
}
// Now refigure the bounding sphere.
Mth::Vector sphere_center = bbox.GetMin() + ( 0.5f * ( bbox.GetMax() - bbox.GetMin()));
p_mesh->m_sphere_center.x = sphere_center[X];
p_mesh->m_sphere_center.y = sphere_center[Y];
p_mesh->m_sphere_center.z = sphere_center[Z];
p_mesh->m_sphere_radius = ( bbox.GetMax() - sphere_center ).Length();
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_set_render_colors( Image::RGBA *p_colors )
{
Dbg_MsgAssert( m_mesh_array, ( "Invalid for instanced sectors" ));
if( m_mesh_array )
{
for( uint32 m = 0; m < m_num_mesh; ++m )
{
NxXbox::sMesh* p_mesh = m_mesh_array[m];
Image::RGBA* p_colors_save = p_colors;
// The mesh may contain more than one vertex set, usually in the case of vertex wibbling.
for( uint32 v = 0; v < p_mesh->m_num_vertex_buffers; ++v )
{
p_colors = p_colors_save;
// Obtain a writeable lock on the mesh data.
Image::RGBA *p_col;
p_mesh->mp_vertex_buffer[v]->Lock( 0, 0, (BYTE**)&p_col, D3DLOCK_NOFLUSH );
p_col = (Image::RGBA*)((BYTE*)p_col + p_mesh->m_diffuse_offset );
// Copy over every vertex color in this mesh, swapping red and blue.
for( uint32 v = 0; v < p_mesh->m_num_vertices; ++v )
{
p_col->b = p_colors->r;
p_col->g = p_colors->g;
p_col->r = p_colors->b;
p_col->a = p_colors->a;
++p_colors;
p_col = (Image::RGBA*)((BYTE*)p_col + p_mesh->m_vertex_stride );
}
}
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_set_scale( const Mth::Vector & scale )
{
Dbg_MsgAssert( m_mesh_array, ( "Invalid for instanced sectors" ));
m_scale = scale;
if( m_mesh_array )
{
for( uint32 m = 0; m < m_num_mesh; ++m )
{
NxXbox::sMesh *p_mesh = m_mesh_array[m];
Mth::Vector current_pos( 0.0f, 0.0f, 0.0f, 1.0f );
p_mesh->GetPosition( &current_pos );
// Obtain a writeable lock on the mesh data.
D3DVECTOR *p_pos;
p_mesh->mp_vertex_buffer[0]->Lock( 0, 0, (BYTE**)&p_pos, D3DLOCK_NOFLUSH );
// Scale over every vertex position in this mesh.
for( uint32 v = 0; v < p_mesh->m_num_vertices; ++v )
{
p_pos->x = (( p_pos->x - current_pos[X] ) * scale[X] ) + current_pos[X];
p_pos->y = (( p_pos->y - current_pos[Y] ) * scale[Y] ) + current_pos[Y];
p_pos->z = (( p_pos->z - current_pos[Z] ) * scale[Z] ) + current_pos[Z];
p_pos = (D3DVECTOR*)((BYTE*)p_pos + p_mesh->m_vertex_stride );
}
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
Mth::Vector CXboxGeom::plat_get_scale() const
{
return m_scale;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_set_uv_wibble_params( float u_vel, float u_amp, float u_freq, float u_phase,
float v_vel, float v_amp, float v_freq, float v_phase )
{
if( m_mesh_array )
{
for( uint32 m = 0; m < m_num_mesh; ++m )
{
NxXbox::sMesh *p_mesh = m_mesh_array[m];
NxXbox::sMaterial *p_mat = p_mesh->mp_material;
if( p_mat )
{
// Find the first pass that wibbles.
for( uint32 p = 0; p < p_mat->m_passes; ++p )
{
if( p_mat->mp_UVWibbleParams[p] )
{
p_mat->mp_UVWibbleParams[p]->m_UVel = u_vel;
p_mat->mp_UVWibbleParams[p]->m_VVel = v_vel;
p_mat->mp_UVWibbleParams[p]->m_UAmplitude = u_amp;
p_mat->mp_UVWibbleParams[p]->m_VAmplitude = v_amp;
p_mat->mp_UVWibbleParams[p]->m_UFrequency = u_freq;
p_mat->mp_UVWibbleParams[p]->m_VFrequency = v_freq;
p_mat->mp_UVWibbleParams[p]->m_UPhase = u_phase;
p_mat->mp_UVWibbleParams[p]->m_VPhase = v_phase;
break;
}
}
}
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_use_explicit_uv_wibble( bool yes )
{
if( mp_instance && mp_instance->GetScene())
{
for( int m = 0; m < mp_instance->GetScene()->m_num_mesh_entries; ++m )
{
NxXbox::sMesh *p_mesh = mp_instance->GetScene()->m_meshes[m];
NxXbox::sMaterial *p_mat = p_mesh->mp_material;
if( p_mat )
{
for( uint32 p = 0; p < p_mat->m_passes; ++p )
{
if( p_mat->mp_UVWibbleParams[p] )
{
p_mat->m_flags[p] |= MATFLAG_EXPLICIT_UV_WIBBLE;
}
}
}
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_set_uv_wibble_offsets( float u_offset, float v_offset )
{
if( m_mesh_array )
{
for( uint32 m = 0; m < m_num_mesh; ++m )
{
NxXbox::sMesh *p_mesh = m_mesh_array[m];
NxXbox::sMaterial *p_mat = p_mesh->mp_material;
if( p_mat )
{
// Find the first pass that wibbles.
for( uint32 p = 0; p < p_mat->m_passes; ++p )
{
if( p_mat->mp_UVWibbleParams[p] )
{
p_mat->mp_UVWibbleParams[p]->m_UVMatrix[2] = u_offset;
p_mat->mp_UVWibbleParams[p]->m_UVMatrix[3] = v_offset;
plat_use_explicit_uv_wibble( true );
break;
}
}
}
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CXboxGeom::plat_set_uv_wibble_offsets( uint32 mat_name_checksum, int pass, float u_offset, float v_offset )
{
if( m_mesh_array )
{
for( uint32 m = 0; m < m_num_mesh; ++m )
{
NxXbox::sMesh *p_mesh = m_mesh_array[m];
NxXbox::sMaterial *p_mat = p_mesh->mp_material;
if( p_mat && ( p_mat->m_name_checksum == mat_name_checksum ))
{
// Find the first pass that wibbles.
// for( uint32 p = 0; p < p_mat->m_passes; ++p )
// {
// if( p_mat->mp_UVWibbleParams[p] )
// {
// p_mat->mp_UVWibbleParams[p]->m_UWibbleOffset = u_offset;
// p_mat->mp_UVWibbleParams[p]->m_VWibbleOffset = v_offset;
// plat_use_explicit_uv_wibble( true );
// break;
// }
// }
}
}
}
return true;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CXboxGeom::plat_set_uv_matrix( uint32 mat_name_checksum, int pass, const Mth::Matrix& mat )
{
if( mp_instance && mp_instance->GetScene())
{
for( int m = 0; m < mp_instance->GetScene()->m_num_mesh_entries; ++m )
{
NxXbox::sMesh *p_mesh = mp_instance->GetScene()->m_meshes[m];
NxXbox::sMaterial *p_mat = p_mesh->mp_material;
if( p_mat )
{
bool want_this_material = false;
int adjusted_pass = pass;
// We are searching for materials with a matching name. However there is a caveat in that the
// conversion process sometimes creates new materials for geometry flagged as 'render as separate', or for
// geometry which is mapped with only certain passes of a multipass material (or both cases).
// In such a case, the new material name checksum will differ from the original material name checksum,
// with the following bits having significance (i.e. consider bitflags = new_namechecksum - old_namechecksum ):
//
// Bits 3->6 Pass flags indicating which passes of the original material this material uses
// Bits 0->2 Absolute number ('render as separate' flagged geometry) indicating which single pass of the material this material represents.
if( p_mat->m_name_checksum == mat_name_checksum )
{
want_this_material = true;
}
else if(( p_mat->m_name_checksum > mat_name_checksum ) && (( p_mat->m_name_checksum - mat_name_checksum ) <= 0x7F ))
{
uint32 checksum_diff = p_mat->m_name_checksum - mat_name_checksum;
uint32 render_separate_pass = checksum_diff & 0x07;
uint32 pass_flags = checksum_diff >> 3;
if( render_separate_pass )
{
if( render_separate_pass == ( pass + 1 ))
{
want_this_material = true;
// Readjust the pass to zero, since this material was formed as a single pass of a multipass material.
adjusted_pass = 0;
}
}
else if( pass_flags )
{
// This material was created during scene conversion from another material with more passes.
if( pass_flags & ( 1 << pass ))
{
want_this_material = true;
for( int p = 0; p < pass; ++p )
{
if(( pass_flags & ( 1 << p )) == 0 )
{
// Readjust the pass down by 1, since this material was created as a subset of another material.
--adjusted_pass;
}
}
}
}
}
if( want_this_material )
{
if((uint32)adjusted_pass < p_mat->m_passes )
{
// Create the wibble params if they don't exist already.
if( p_mat->mp_UVWibbleParams[adjusted_pass] == NULL )
{
p_mat->mp_UVWibbleParams[adjusted_pass] = new NxXbox::sUVWibbleParams;
// Need to set flags to indicate that uv wibble is now in effect.
p_mat->m_uv_wibble = true;
p_mat->m_flags[adjusted_pass] |= MATFLAG_UV_WIBBLE | MATFLAG_EXPLICIT_UV_WIBBLE;
}
// Also need to switch vertex shaders if the current vertex shader does not support UV Transforms.
if( p_mesh->m_vertex_shader[0] == WeightedMeshVS_VXC_1Weight )
{
p_mesh->m_vertex_shader[0] = WeightedMeshVS_VXC_1Weight_UVTransform;
}
else if( p_mesh->m_vertex_shader[0] == WeightedMeshVS_VXC_2Weight )
{
p_mesh->m_vertex_shader[0] = WeightedMeshVS_VXC_2Weight_UVTransform;
}
else if( p_mesh->m_vertex_shader[0] == WeightedMeshVS_VXC_3Weight )
{
p_mesh->m_vertex_shader[0] = WeightedMeshVS_VXC_3Weight_UVTransform;
}
// Set the matrix values.
p_mat->mp_UVWibbleParams[adjusted_pass]->m_UVMatrix[0] = mat[0][0];
p_mat->mp_UVWibbleParams[adjusted_pass]->m_UVMatrix[1] = mat[0][1];
p_mat->mp_UVWibbleParams[adjusted_pass]->m_UVMatrix[2] = mat[3][0];
p_mat->mp_UVWibbleParams[adjusted_pass]->m_UVMatrix[3] = mat[3][1];
}
}
}
}
}
return true;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CXboxGeom::plat_allocate_uv_matrix_params( uint32 mat_name_checksum, int pass )
{
if( mp_instance && mp_instance->GetScene())
{
bool changed_something = false;
for( int m = 0; m < mp_instance->GetScene()->m_num_mesh_entries; ++m )
{
NxXbox::sMesh *p_mesh = mp_instance->GetScene()->m_meshes[m];
NxXbox::sMaterial *p_mat = p_mesh->mp_material;
if( p_mat )
{
bool want_this_material = false;
int adjusted_pass = pass;
// We are searching for materials with a matching name. However there is a caveat in that the
// conversion process sometimes creates new materials for geometry flagged as 'render as separate', or for
// geometry which is mapped with only certain passes of a multipass material (or both cases).
// In such a case, the new material name checksum will differ from the original material name checksum,
// with the following bits having significance (i.e. consider bitflags = new_namechecksum - old_namechecksum ):
//
// Bits 3->6 Pass flags indicating which passes of the original material this material uses
// Bits 0->2 Absolute number ('render as separate' flagged geometry) indicating which single pass of the material this material represents.
if( p_mat->m_name_checksum == mat_name_checksum )
{
want_this_material = true;
}
else if(( p_mat->m_name_checksum > mat_name_checksum ) && (( p_mat->m_name_checksum - mat_name_checksum ) <= 0x7F ))
{
uint32 checksum_diff = p_mat->m_name_checksum - mat_name_checksum;
uint32 render_separate_pass = checksum_diff & 0x07;
uint32 pass_flags = checksum_diff >> 3;
if( render_separate_pass )
{
if( render_separate_pass == ( pass + 1 ))
{
want_this_material = true;
// Readjust the pass to zero, since this material was formed as a single pass of a multipass material.
adjusted_pass = 0;
}
}
else if( pass_flags )
{
// This material was created during scene conversion from another material with more passes.
if( pass_flags & ( 1 << pass ))
{
want_this_material = true;
for( int p = 0; p < pass; ++p )
{
if(( pass_flags & ( 1 << p )) == 0 )
{
// Readjust the pass down by 1, since this material was created as a subset of another material.
--adjusted_pass;
}
}
}
}
}
if( want_this_material )
{
if((uint32)adjusted_pass < p_mat->m_passes )
{
// Create the wibble params if they don't exist already.
if( p_mat->mp_UVWibbleParams[adjusted_pass] == NULL )
{
p_mat->mp_UVWibbleParams[adjusted_pass] = new NxXbox::sUVWibbleParams;
// Need to set flags to indicate that uv wibble is now in effect.
p_mat->m_uv_wibble = true;
p_mat->m_flags[adjusted_pass] |= MATFLAG_UV_WIBBLE | MATFLAG_EXPLICIT_UV_WIBBLE;
changed_something = true;
}
}
}
}
}
return changed_something;
}
return false;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CXboxGeom::plat_set_model_lights( CModelLights* p_model_lights )
{
}
/******************************************************************/
/* */
/* */
/******************************************************************/
CXboxGeom *CXboxGeom::plat_clone( bool instance, CScene *p_dest_scene )
{
CXboxGeom *p_clone = NULL;
// This is a CXboxGeom 'hanging' from a sector. Create a new CXboxGeom which will store the CInstance.
p_clone = new CXboxGeom();
// Create new meshes for the clone.
p_clone->m_mesh_array = new NxXbox::sMesh*[m_num_mesh];
p_clone->m_num_mesh = m_num_mesh;
for( uint32 m = 0; m < p_clone->m_num_mesh; ++m )
{
p_clone->m_mesh_array[m] = m_mesh_array[m]->Clone( instance );
}
if( instance == false )
{
p_clone->SetActive( true );
// In this situation, we need to add the individual meshes to the scene.
// Grab a temporary workspace buffer.
Nx::CXboxScene *p_xbox_scene = static_cast<CXboxScene*>( p_dest_scene );
NxXbox::sScene *p_scene = p_xbox_scene->GetEngineScene();
NxXbox::sMesh **p_temp_mesh_buffer = ( p_scene->m_num_mesh_entries > 0 ) ? new NxXbox::sMesh*[p_scene->m_num_mesh_entries] : NULL;
// Set the scene pointer for the clone.
p_clone->SetScene( p_xbox_scene );
// Copy meshes over into the temporary workspace buffer.
for( int i = 0; i < p_scene->m_num_mesh_entries; ++i )
{
p_temp_mesh_buffer[i] = p_scene->m_meshes[i];
}
// Store how many meshes were present.
int old_num_mesh_entries = p_scene->m_num_mesh_entries;
// Delete current mesh array.
delete [] p_scene->m_meshes;
// Important to set this to NULL.
p_scene->m_meshes = NULL;
// Include new meshes in count.
p_scene->CountMeshes( m_num_mesh, m_mesh_array );
// Allocate new mesh arrays.
p_scene->CreateMeshArrays();
// Copy old mesh data back in.
for( int i = 0; i < old_num_mesh_entries; ++i )
{
p_scene->m_meshes[i] = p_temp_mesh_buffer[i];
}
// Remove temporary arrays.
delete [] p_temp_mesh_buffer;
// Add new meshes.
p_scene->AddMeshes( p_clone->m_num_mesh, p_clone->m_mesh_array );
// Sort the meshes.
p_scene->SortMeshes();
}
else
{
// Create a new scene which will be attached via the instance.
p_clone->m_bbox = m_bbox;
NxXbox::sScene *p_scene = p_clone->GenerateScene();
p_clone->SetActive( true );
// Create the instance.
Mth::Matrix temp;
temp.Identity();
NxXbox::CInstance *p_instance = new NxXbox::CInstance( p_scene, temp, 1, NULL );
// This instance will be the only object maintaining a reference to the attached scene, so we want to delete
// the scene when the instance gets removed.
p_instance->SetFlag( NxXbox::CInstance::INSTANCE_FLAG_DELETE_ATTACHED_SCENE );
// Hook the clone up to the instance.
p_clone->SetInstance( p_instance );
}
return p_clone;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
CXboxGeom* CXboxGeom::plat_clone( bool instance, CModel* p_dest_model )
{
CXboxGeom* p_clone = NULL;
Nx::CXboxScene* p_xbox_scene = new CXboxScene;
p_xbox_scene->SetEngineScene( mp_instance->GetScene() );
p_clone = new CXboxGeom();
p_clone->mp_scene = p_xbox_scene;
int num_mesh = mp_instance->GetScene()->m_num_mesh_entries;
// Create new meshes for the clone.
p_clone->m_mesh_array = num_mesh ? new NxXbox::sMesh*[num_mesh] : NULL;
p_clone->m_num_mesh = num_mesh;
for( uint32 m = 0; m < p_clone->m_num_mesh; ++m )
{
p_clone->m_mesh_array[m] = mp_instance->GetScene()->m_meshes[m]->Clone( instance );
}
// Create a new scene which will be attached via the instance.
p_clone->m_bbox = m_bbox;
NxXbox::sScene* p_scene = p_clone->GenerateScene();
// Kill the temp scene.
p_xbox_scene->SetEngineScene( NULL );
delete p_xbox_scene;
p_clone->mp_scene = NULL;
p_clone->SetActive( true );
// Create the new bone array.
int num_bones = p_dest_model->GetNumBones();
Mth::Matrix* p_bones = new Mth::Matrix[num_bones];
for( int b = 0; b < num_bones; ++b )
{
p_bones[b].Identity();
}
// Create the instance.
Mth::Matrix temp;
temp.Identity();
NxXbox::CInstance* p_instance = new NxXbox::CInstance( p_scene, temp, num_bones, p_bones );
Nx::CXboxModel* p_xbox_model = static_cast<CXboxModel*>( p_dest_model );
((CXboxModel*)p_dest_model )->SetInstance( p_instance );
// This instance will be the only object maintaining a reference to the attached scene, so we want to delete
// the scene when the instance gets removed.
p_instance->SetFlag( NxXbox::CInstance::INSTANCE_FLAG_DELETE_ATTACHED_SCENE );
// Hook the clone up to the instance.
p_clone->SetInstance( p_instance );
return p_clone;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
} // Nx
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