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thug/Code/Gfx/XBox/p_nx.cpp

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thug1src
2016-02-13 21:39:12 +00:00
/*****************************************************************************
** **
** Neversoft Entertainment **
** **
** Copyright (C) 1999 - All Rights Reserved **
** **
******************************************************************************
** **
** Project: **
** **
** Module: **
** **
** File name: gfx/xbox/p_nx.cpp **
** **
** Created: 01/16/2002 - dc **
** **
** Description: Xbox platform specific interface to the engine **
** This is Xbox SPECIFIC!!!!!! If there is anything in **
** here that is not Xbox specific, then it needs to be **
** in nx.cpp **
** **
*****************************************************************************/
/*****************************************************************************
** Includes **
*****************************************************************************/
#include <xtl.h>
#include <xgraphics.h>
#include <sys/file/filesys.h>
#include "gfx\camera.h"
#include "gfx\gfxman.h"
#include "gfx\nx.h"
#include "gfx\nxtexman.h"
#include "gfx\nxviewman.h"
#include "gfx\NxQuickAnim.h"
#include "gfx\NxParticleMgr.h"
#include "gfx\NxMiscFX.h"
#include "gfx\debuggfx.h"
#include "gfx\xbox\p_NxSector.h"
#include "gfx\xbox\p_NxScene.h"
#include "gfx\xbox\p_NxModel.h"
#include "gfx\xbox\p_NxGeom.h"
#include "gfx\xbox\p_NxMesh.h"
#include "gfx\xbox\p_NxSprite.h"
#include "gfx\xbox\p_NxTexture.h"
#include "gfx\xbox\p_NxParticle.h"
#include "gfx\xbox\p_NxTextured3dPoly.h"
#include "gfx\xbox\p_NxNewParticleMgr.h"
#include "gfx\xbox\p_NxWeather.h"
#include "core\math.h"
#include "sk\engine\SuperSector.h"
#include "gel\scripting\script.h"
#include "gfx\xbox\nx\nx_init.h"
#include "gfx\xbox\nx\texture.h"
#include "gfx\xbox\nx\material.h"
#include "gfx\xbox\nx\render.h"
#include "gfx\xbox\nx\screenfx.h"
#include "gfx\xbox\nx\occlude.h"
#include "gfx\xbox\nx\scene.h"
#include "gfx\xbox\nx\chars.h"
#include "gel\music\xbox\p_soundtrack.h"
/*****************************************************************************
** DBG Information **
*****************************************************************************/
/*****************************************************************************
** Externals **
*****************************************************************************/
/*****************************************************************************
** Defines **
*****************************************************************************/
/*****************************************************************************
** Private Types **
*****************************************************************************/
/*****************************************************************************
** Private Data **
*****************************************************************************/
/*****************************************************************************
** Public Data **
*****************************************************************************/
/*****************************************************************************
** Private Prototypes **
*****************************************************************************/
/*****************************************************************************
** Private Functions **
*****************************************************************************/
/*****************************************************************************
** Public Functions **
*****************************************************************************/
/******************************************************************/
/* */
/* */
/******************************************************************/
/******************************************************************/
/* */
/* */
/******************************************************************/
namespace Nx
{
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_start_engine( void )
{
NxXbox::InitialiseEngine();
mp_particle_manager = new CXboxNewParticleManager;
mp_weather = new CXboxWeather;
// If the user selected widescreen from the dashboard, reset the default screen angle and aspect ratio.
if( XGetVideoFlags() & ( XC_VIDEO_FLAGS_WIDESCREEN | XC_VIDEO_FLAGS_HDTV_720p ))
{
Script::RunScript( "screen_setup_widescreen" );
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_pre_render( void )
{
// The screen clear is now added to the push buffer directly after the swap, in s_plat_post_render().
// No rendering should take place whilst the loading screen is visible.
// if( !NxXbox::EngineGlobals.loadingscreen_visible )
// {
// D3DCOLOR col = 0x00506070;
//
// if( NxXbox::EngineGlobals.screen_blur > 0 )
// {
// D3DDevice_Clear( 0, NULL, D3DCLEAR_ZBUFFER | D3DCLEAR_STENCIL, col, 1.0f, 0 );
// ++NxXbox::EngineGlobals.screen_blur_duration;
// }
// else
// {
// D3DDevice_Clear( 0, NULL, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER | D3DCLEAR_STENCIL, col, 1.0f, 0 );
// NxXbox::EngineGlobals.screen_blur_duration = 0;
// }
// }
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_post_render( void )
{
// No rendering should take place whilst the loading screen is visible.
if( !NxXbox::EngineGlobals.loadingscreen_visible )
{
D3DDevice_Swap( D3DSWAP_DEFAULT );
if( NxXbox::EngineGlobals.screenshot_name[0] != 0 )
{
Spt::SingletonPtr< Gfx::Manager > gfx_manager;
gfx_manager->ScreenShot( NxXbox::EngineGlobals.screenshot_name );
NxXbox::EngineGlobals.screenshot_name[0] = 0;
}
// Now that the swap instruction has been pushed, clear the buffer for next frame.
if( NxXbox::EngineGlobals.screen_blur > 0 )
{
D3DDevice_Clear( 0, NULL, D3DCLEAR_ZBUFFER | D3DCLEAR_STENCIL, NxXbox::EngineGlobals.clear_color, 1.0f, 0 );
++NxXbox::EngineGlobals.screen_blur_duration;
}
else
{
if( NxXbox::EngineGlobals.letterbox_active )
{
D3DDevice_Clear( 0, NULL, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER | D3DCLEAR_STENCIL, 0x00000000UL, 1.0f, 0 );
}
else if( NxXbox::EngineGlobals.clear_color_buffer )
{
D3DDevice_Clear( 0, NULL, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER | D3DCLEAR_STENCIL, NxXbox::EngineGlobals.clear_color, 1.0f, 0 );
}
else
{
D3DDevice_Clear( 0, NULL, D3DCLEAR_ZBUFFER | D3DCLEAR_STENCIL, NxXbox::EngineGlobals.clear_color, 1.0f, 0 );
}
NxXbox::EngineGlobals.screen_blur_duration = 0;
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_render_world( void )
{
// Remove the loading bar.
if( NxXbox::EngineGlobals.loadingbar_timer_event != 0 )
{
timeKillEvent( NxXbox::EngineGlobals.loadingbar_timer_event );
NxXbox::EngineGlobals.loadingbar_timer_event = 0;
}
// No rendering should take place whilst the loading screen is visible.
if( !NxXbox::EngineGlobals.loadingscreen_visible )
{
// Store time at start of render, used as reference throughout.
NxXbox::EngineGlobals.render_start_time = (int)Tmr::GetTime();
// Render objects of interest for the render target (shadow objects).
NxXbox::set_render_state( RS_ZWRITEENABLE, 1 );
NxXbox::set_render_state( RS_ZTESTENABLE, 1 );
NxXbox::render_shadow_targets();
CEngine::sGetImposterManager()->ProcessImposters();
// Start up the screen blur if we're using it.
NxXbox::start_screen_blur();
int num_viewports = CViewportManager::sGetNumActiveViewports();
for( int v = 0; v < num_viewports; ++v )
{
CViewport *p_cur_viewport = CViewportManager::sGetActiveViewport( v );
Gfx::Camera *p_cur_camera = p_cur_viewport->GetCamera();
// Check for a valid camera.
if( p_cur_camera == NULL )
{
continue;
}
NxXbox::EngineGlobals.viewport.X = (DWORD)( p_cur_viewport->GetOriginX() * NxXbox::EngineGlobals.backbuffer_width );
NxXbox::EngineGlobals.viewport.Y = (DWORD)( p_cur_viewport->GetOriginY() * NxXbox::EngineGlobals.backbuffer_height );
NxXbox::EngineGlobals.viewport.Width = (DWORD)( p_cur_viewport->GetWidth() * NxXbox::EngineGlobals.backbuffer_width );
NxXbox::EngineGlobals.viewport.Height = (DWORD)( p_cur_viewport->GetHeight() * NxXbox::EngineGlobals.backbuffer_height );
NxXbox::EngineGlobals.viewport.MinZ = 0.0f;
NxXbox::EngineGlobals.viewport.MaxZ = 1.0f;
if( NxXbox::EngineGlobals.letterbox_active )
{
NxXbox::EngineGlobals.viewport.Y += (DWORD)( NxXbox::EngineGlobals.backbuffer_height / 8 );
NxXbox::EngineGlobals.viewport.Height -= (DWORD)( NxXbox::EngineGlobals.backbuffer_height / 4 );
}
D3DDevice_SetViewport( &NxXbox::EngineGlobals.viewport );
// There is no bounding box transform for rendering the world.
NxXbox::set_frustum_bbox_transform( NULL );
// Set up the camera..
float aspect_ratio = p_cur_viewport->GetAspectRatio();
NxXbox::set_camera( &( p_cur_camera->GetMatrix()), &( p_cur_camera->GetPos()), p_cur_camera->GetAdjustedHFOV(), aspect_ratio );
// Render the non-sky world scenes.
for( int i = 0; i < MAX_LOADED_SCENES; i++ )
{
if( sp_loaded_scenes[i] )
{
CXboxScene *pXboxScene = static_cast<CXboxScene *>( sp_loaded_scenes[i] );
if( !pXboxScene->IsSky())
{
// Build relevant occlusion poly list, now that the camera is set.
NxXbox::BuildOccluders( &( p_cur_camera->GetPos()), v );
NxXbox::set_render_state( RS_ZWRITEENABLE, 1 );
NxXbox::set_render_state( RS_ZTESTENABLE, 1 );
// Flag this scene as receiving shadows.
pXboxScene->GetEngineScene()->m_flags |= SCENE_FLAG_RECEIVE_SHADOWS;
NxXbox::render_scene( pXboxScene->GetEngineScene(), NxXbox::vRENDER_OPAQUE |
NxXbox::vRENDER_OCCLUDED |
NxXbox::vRENDER_SORT_FRONT_TO_BACK |
NxXbox::vRENDER_BILLBOARDS, v );
}
}
}
NxXbox::set_render_state( RS_ZWRITEENABLE, 0 );
Nx::TextureSplatRender();
NxXbox::set_render_state( RS_ZWRITEENABLE, 1 );
CEngine::sGetImposterManager()->DrawImposters();
// Render all opaque instances.
NxXbox::render_instances( NxXbox::vRENDER_OPAQUE );
// Now that opaque geometry is drawn, do the render tests for the light glows.
NxXbox::render_light_glows( true );
// Render the sky, followed by all the non-sky semitransparent scene geometry. There is no bounding box transform for rendering the world.
NxXbox::set_frustum_bbox_transform( NULL );
// Set up the sky camera.
Mth::Vector centre_pos( 0.0f, 0.0f, 0.0f );
NxXbox::set_camera( &( p_cur_camera->GetMatrix()), &centre_pos, p_cur_camera->GetAdjustedHFOV(), aspect_ratio, true );
// Render the sky. We have to fudge the fog here to ensure the sky is fully fogged, since it is rendered with a non-standard projection
// matrix to ensure a constant z=1, but which breaks the fog interpolation value.
float fog_start = NxXbox::EngineGlobals.fog_start;
float fog_end = NxXbox::EngineGlobals.fog_end;
NxXbox::EngineGlobals.fog_start = -20.0f;
NxXbox::EngineGlobals.fog_end = -21.0f;
D3DDevice_SetRenderState( D3DRS_FOGSTART, *((DWORD*)( &NxXbox::EngineGlobals.fog_start )));
D3DDevice_SetRenderState( D3DRS_FOGEND, *((DWORD*)( &NxXbox::EngineGlobals.fog_end )));
NxXbox::set_render_state( RS_ZWRITEENABLE, 0 );
NxXbox::set_render_state( RS_ZTESTENABLE, 1 );
for( int i = 0; i < MAX_LOADED_SCENES; i++ )
{
if( sp_loaded_scenes[i] )
{
CXboxScene *pXboxScene = static_cast<CXboxScene *>( sp_loaded_scenes[i] );
if( pXboxScene->IsSky())
{
// No anisotropic filtering for the sky.
DWORD stage_zero_minfilter, stage_zero_mipfilter;
D3DDevice_GetTextureStageState( 0, D3DTSS_MINFILTER, &stage_zero_minfilter );
D3DDevice_GetTextureStageState( 0, D3DTSS_MIPFILTER, &stage_zero_mipfilter );
D3DDevice_SetTextureStageState( 0, D3DTSS_MINFILTER, D3DTEXF_LINEAR );
D3DDevice_SetTextureStageState( 0, D3DTSS_MIPFILTER, D3DTEXF_NONE );
NxXbox::render_scene( pXboxScene->GetEngineScene(), NxXbox::vRENDER_OPAQUE | NxXbox::vRENDER_SEMITRANSPARENT, v );
D3DDevice_SetTextureStageState( 0, D3DTSS_MIPFILTER, stage_zero_mipfilter );
D3DDevice_SetTextureStageState( 0, D3DTSS_MINFILTER, stage_zero_minfilter );
}
}
}
NxXbox::set_render_state( RS_ZWRITEENABLE, 1 );
// Restore fog values.
NxXbox::EngineGlobals.fog_start = fog_start;
NxXbox::EngineGlobals.fog_end = fog_end;
D3DDevice_SetRenderState( D3DRS_FOGSTART, *((DWORD*)( &NxXbox::EngineGlobals.fog_start )));
D3DDevice_SetRenderState( D3DRS_FOGEND, *((DWORD*)( &NxXbox::EngineGlobals.fog_end )));
// Revert to the regular camera.
NxXbox::set_camera( &( p_cur_camera->GetMatrix()), &( p_cur_camera->GetPos()), p_cur_camera->GetAdjustedHFOV(), aspect_ratio );
// Render all semitransparent instances.
NxXbox::render_instances( NxXbox::vRENDER_SEMITRANSPARENT | NxXbox::vRENDER_INSTANCE_PRE_WORLD_SEMITRANSPARENT );
// Render the non-sky semitransparent scene geometry.
// Setting the depth clip control to clamp here means that semitransparent periphary objects that would usually cull out
// are now drawn correctly (since they will clamp at 1.0, and the z test is <=).
D3DDevice_SetRenderState( D3DRS_DEPTHCLIPCONTROL, D3DDCC_CLAMP );
NxXbox::set_render_state( RS_ZWRITEENABLE, 1 );
NxXbox::set_render_state( RS_ZTESTENABLE, 1 );
for( int i = 0; i < MAX_LOADED_SCENES; i++ )
{
if( sp_loaded_scenes[i] )
{
CXboxScene *pXboxScene = static_cast<CXboxScene *>( sp_loaded_scenes[i] );
if( !pXboxScene->IsSky())
{
// Build relevant occlusion poly list, now that the camera is set.
NxXbox::render_scene( pXboxScene->GetEngineScene(), NxXbox::vRENDER_SEMITRANSPARENT |
NxXbox::vRENDER_OCCLUDED |
NxXbox::vRENDER_BILLBOARDS, v );
}
}
}
D3DDevice_SetRenderState( D3DRS_DEPTHCLIPCONTROL, D3DDCC_CULLPRIMITIVE );
// Render the particles.
NxXbox::set_render_state( RS_ZWRITEENABLE, 0 );
render_particles();
// New style particles. Update should probably be somewhere else.
mp_particle_manager->UpdateParticles();
mp_particle_manager->RenderParticles();
// Render weather effects.
mp_weather->Process( Tmr::FrameLength());
mp_weather->Render();
NxXbox::set_render_state( RS_ZWRITEENABLE, 1 );
// We want shatter objects to be rendered after the sky since they will typically be semitransparent.
Nx::ShatterRender();
// Render all semitransparent instances.
NxXbox::render_instances( NxXbox::vRENDER_SEMITRANSPARENT | NxXbox::vRENDER_INSTANCE_POST_WORLD_SEMITRANSPARENT );
// Render the light glows (the visibility tests were performed earlier).
NxXbox::render_light_glows( false );
// Render the shadow volumes.
// for( int i = 0; i < MAX_LOADED_SCENES; i++ )
// {
// if( sp_loaded_scenes[i] )
// {
// CXboxScene *pXboxScene = static_cast<CXboxScene *>( sp_loaded_scenes[i] );
// if( !pXboxScene->IsSky())
// {
// NxXbox::render_scene( pXboxScene->GetEngineScene(), NxXbox::vRENDER_SHADOW_VOLUMES, v );
// }
// }
// }
Nx::ScreenFlashRender( v, 0 );
}
// This x86 instruction writes back and invalidates the cache. This should hopefully mean that all updated vertex buffer
// data (vc wibble) are flushed out by the time the GPU hits them.
_asm
{
wbinvd;
}
// Draw debug lines.
# ifdef __NOPT_ASSERT__
Gfx::DebugGfx_Draw();
# endif
// Reset viewport so text appears on full screen.
NxXbox::EngineGlobals.viewport.X = 0;
NxXbox::EngineGlobals.viewport.Y = 0;
NxXbox::EngineGlobals.viewport.Width = NxXbox::EngineGlobals.backbuffer_width;
NxXbox::EngineGlobals.viewport.Height = NxXbox::EngineGlobals.backbuffer_height;
NxXbox::EngineGlobals.viewport.MinZ = 0.0f;
NxXbox::EngineGlobals.viewport.MaxZ = 1.0f;
if( NxXbox::EngineGlobals.letterbox_active )
{
NxXbox::EngineGlobals.viewport.Y += (DWORD)( NxXbox::EngineGlobals.backbuffer_height / 8 );
NxXbox::EngineGlobals.viewport.Height -= (DWORD)( NxXbox::EngineGlobals.backbuffer_height / 4 );
}
D3DDevice_SetViewport( &NxXbox::EngineGlobals.viewport );
// Obj::CSkater *pSkater = Mdl::Skate::Instance()->GetLocalSkater();
// Mth::Vector pos = pSkater->GetPos();
// NxXbox::set_focus_blur_focus( pos, 0.0f, 10.0f * 12.0f, 100.0f * 12.0f );
// NxXbox::finish_focus_blur();
// Horrible hack - this should be somewhere else ASAP.
NxXbox::SDraw2D::DrawAll();
// Finish the screen blur if we're using it.
NxXbox::finish_screen_blur();
}
// Reset viewport so screen clear will work.
NxXbox::EngineGlobals.viewport.X = 0;
NxXbox::EngineGlobals.viewport.Y = 0;
NxXbox::EngineGlobals.viewport.Width = NxXbox::EngineGlobals.backbuffer_width;
NxXbox::EngineGlobals.viewport.Height = NxXbox::EngineGlobals.backbuffer_height;
NxXbox::EngineGlobals.viewport.MinZ = 0.0f;
NxXbox::EngineGlobals.viewport.MaxZ = 1.0f;
D3DDevice_SetViewport( &NxXbox::EngineGlobals.viewport );
}
/******************************************************************/
/* */
/* */
/******************************************************************/
CScene *CEngine::s_plat_create_scene( const char *p_name, CTexDict *p_tex_dict, bool add_super_sectors )
{
// Create scene class instance
CXboxScene *p_xbox_scene = new CXboxScene;
CScene *p_new_scene = p_xbox_scene;
p_new_scene->SetInSuperSectors( add_super_sectors );
p_new_scene->SetIsSky( false );
// Create a new sScene so the engine can track assets for this scene.
NxXbox::sScene *p_engine_scene = new NxXbox::sScene();
p_xbox_scene->SetEngineScene( p_engine_scene );
return p_new_scene;
}
#define MemoryRead( dst, size, num, src ) CopyMemory(( dst ), ( src ), (( num ) * ( size ))); \
( src ) += (( num ) * ( size ))
/******************************************************************/
/* */
/* */
/******************************************************************/
CScene *CEngine::s_plat_load_scene_from_memory( void *p_mem, CTexDict *p_tex_dict, bool add_super_sectors, bool is_sky, bool is_dictionary )
{
uint8 *p_data = (uint8*)p_mem;
CSector *pSector;
CXboxSector *pXboxSector;
// Create a new sScene so the engine can track assets for this scene.
NxXbox::sScene *p_engine_scene = new NxXbox::sScene();
// Set the dictionary flag.
p_engine_scene->m_is_dictionary = is_dictionary;
// Version numbers.
uint32 mat_version, mesh_version, vert_version;
MemoryRead( &mat_version, sizeof( uint32 ), 1, p_data );
MemoryRead( &mesh_version, sizeof( uint32 ), 1, p_data );
MemoryRead( &vert_version, sizeof( uint32 ), 1, p_data );
// Import materials (they will now be associated at the engine-level with this scene).
p_engine_scene->pMaterialTable = NxXbox::LoadMaterialsFromMemory( (void**)&p_data, p_tex_dict->GetTexLookup());
// Read number of sectors.
int num_sectors;
MemoryRead( &num_sectors, sizeof( int ), 1, p_data );
// Figure optimum hash table lookup size.
uint32 optimal_table_size = num_sectors * 2;
uint32 test = 2;
uint32 size = 1;
for( ;; test <<= 1, ++size )
{
// Check if this iteration of table size is sufficient, or if we have hit the maximum size.
if(( optimal_table_size <= test ) || ( size >= 12 ))
{
break;
}
}
// Create scene class instance, using optimum size sector table.
CScene* new_scene = new CXboxScene( size );
new_scene->SetInSuperSectors( add_super_sectors );
new_scene->SetIsSky( is_sky );
// Get a scene id from the engine.
CXboxScene *p_new_xbox_scene = static_cast<CXboxScene *>( new_scene );
p_new_xbox_scene->SetEngineScene( p_engine_scene );
for( int s = 0; s < num_sectors; ++s )
{
// Create a new sector to hold the incoming details.
pSector = p_new_xbox_scene->CreateSector();
pXboxSector = static_cast<CXboxSector*>( pSector );
// Generate a hanging geom for the sector, used for creating level objects etc.
CXboxGeom *p_xbox_geom = new CXboxGeom();
p_xbox_geom->SetScene( p_new_xbox_scene );
pXboxSector->SetGeom( p_xbox_geom );
// Prepare CXboxGeom for receiving data.
p_xbox_geom->InitMeshList();
// Load sector data.
if( pXboxSector->LoadFromMemory( (void**)&p_data ))
{
new_scene->AddSector( pSector );
}
}
// At this point get the engine scene to figure it's bounding volumes.
p_engine_scene->FigureBoundingVolumes();
// Read hierarchy information.
int num_hierarchy_objects;
MemoryRead( &num_hierarchy_objects, sizeof( int ), 1, p_data );
if( num_hierarchy_objects > 0 )
{
p_engine_scene->mp_hierarchyObjects = new CHierarchyObject[num_hierarchy_objects];
MemoryRead( p_engine_scene->mp_hierarchyObjects, sizeof( CHierarchyObject ), num_hierarchy_objects, p_data );
p_engine_scene->m_numHierarchyObjects = num_hierarchy_objects;
}
return new_scene;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
CScene *CEngine::s_plat_load_scene( const char *p_name, CTexDict *p_tex_dict, bool add_super_sectors, bool is_sky, bool is_dictionary )
{
CSector* pSector;
CXboxSector* pXboxSector;
Dbg_Message( "loading scene from file %s\n", p_name );
// Create a new NxXbox::sScene so the engine can track assets for this scene.
NxXbox::sScene *p_engine_scene = new NxXbox::sScene();
// Set the dictionary flag.
p_engine_scene->m_is_dictionary = is_dictionary;
// Open the scene file.
void* p_file = File::Open( p_name, "rb" );
if( !p_file )
{
Dbg_MsgAssert( p_file, ( "Couldn't open scene file %s\n", p_name ));
return NULL;
}
// Version numbers.
uint32 mat_version, mesh_version, vert_version;
File::Read( &mat_version, sizeof( uint32 ), 1, p_file );
File::Read( &mesh_version, sizeof( uint32 ), 1, p_file );
File::Read( &vert_version, sizeof( uint32 ), 1, p_file );
// Import materials (they will now be associated at the engine-level with this scene).
p_engine_scene->pMaterialTable = NxXbox::LoadMaterials( p_file, p_tex_dict->GetTexLookup());
// Read number of sectors.
int num_sectors;
File::Read( &num_sectors, sizeof( int ), 1, p_file );
// Figure optimum hash table lookup size.
uint32 optimal_table_size = num_sectors * 2;
uint32 test = 2;
uint32 size = 1;
for( ;; test <<= 1, ++size )
{
// Check if this iteration of table size is sufficient, or if we have hit the maximum size.
if(( optimal_table_size <= test ) || ( size >= 12 ))
{
break;
}
}
// Create scene class instance, using optimum size sector table.
CScene* new_scene = new CXboxScene( size );
new_scene->SetInSuperSectors( add_super_sectors );
new_scene->SetIsSky( is_sky );
// Get a scene id from the engine.
CXboxScene *p_new_xbox_scene = static_cast<CXboxScene *>( new_scene );
p_new_xbox_scene->SetEngineScene( p_engine_scene );
for( int s = 0; s < num_sectors; ++s )
{
// Create a new sector to hold the incoming details.
pSector = p_new_xbox_scene->CreateSector();
pXboxSector = static_cast<CXboxSector*>( pSector );
// Generate a hanging geom for the sector, used for creating level objects etc.
CXboxGeom *p_xbox_geom = new CXboxGeom();
p_xbox_geom->SetScene( p_new_xbox_scene );
pXboxSector->SetGeom( p_xbox_geom );
// Prepare CXboxGeom for receiving data.
p_xbox_geom->InitMeshList();
// Load sector data.
if( pXboxSector->LoadFromFile( p_file ))
{
new_scene->AddSector( pSector );
}
}
// At this point get the engine scene to figure it's bounding volumes.
p_engine_scene->FigureBoundingVolumes();
// Read hierarchy information.
int num_hierarchy_objects;
File::Read( &num_hierarchy_objects, sizeof( int ), 1, p_file );
if( num_hierarchy_objects > 0 )
{
p_engine_scene->mp_hierarchyObjects = new CHierarchyObject[num_hierarchy_objects];
File::Read( p_engine_scene->mp_hierarchyObjects, sizeof( CHierarchyObject ), num_hierarchy_objects, p_file );
p_engine_scene->m_numHierarchyObjects = num_hierarchy_objects;
}
File::Close( p_file );
return new_scene;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CEngine::s_plat_unload_scene( CScene *p_scene )
{
Dbg_MsgAssert( p_scene,( "Trying to delete a NULL scene" ));
CXboxScene *p_xbox_scene = (CXboxScene*)p_scene;
// Ask the engine to remove the associated meshes for each sector in the scene.
p_xbox_scene->DestroySectorMeshes();
// Get the engine specific scene data and pass it to the engine to delete.
NxXbox::DeleteScene( p_xbox_scene->GetEngineScene());
p_xbox_scene->SetEngineScene( NULL );
return true;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CEngine::s_plat_add_scene( CScene *p_scene, const char *p_filename )
{
// Function to incrementally add geometry to a scene - should NOT be getting called on Xbox.
Dbg_Assert( 0 );
return false;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
//CTexDict* CEngine::s_plat_load_textures( const char* p_name )
//{
// NxXbox::LoadTextureFile( p_name );
// return NULL;
//}
/******************************************************************/
/* */
/* */
/******************************************************************/
CModel* CEngine::s_plat_init_model( void )
{
CXboxModel *pModel = new CXboxModel;
return pModel;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CEngine::s_plat_uninit_model( CModel* pModel )
{
delete pModel;
return true;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
CGeom* CEngine::s_plat_init_geom( void )
{
CXboxGeom *pGeom = new CXboxGeom;
return pGeom;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CEngine::s_plat_uninit_geom( CGeom *p_geom )
{
delete p_geom;
return true;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
CQuickAnim* CEngine::s_plat_init_quick_anim()
{
CQuickAnim* pQuickAnim = new CQuickAnim;
return pQuickAnim;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_uninit_quick_anim(CQuickAnim* pQuickAnim)
{
delete pQuickAnim;
return;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
CMesh* CEngine::s_plat_load_mesh( const char* pMeshFileName, Nx::CTexDict* pTexDict, uint32 texDictOffset, bool isSkin, bool doShadowVolume )
{
// Load the scene.
Nx::CScene *p_scene = Nx::CEngine::s_plat_load_scene( pMeshFileName, pTexDict, false, false, false );
// Store the checksum of the scene name.
p_scene->SetID(Script::GenerateCRC( pMeshFileName )); // store the checksum of the scene name
p_scene->SetTexDict( pTexDict );
p_scene->PostLoad( pMeshFileName );
// Disable any scaling.
NxXbox::DisableMeshScaling();
CXboxMesh *pMesh = new CXboxMesh( pMeshFileName );
Nx::CXboxScene *p_xbox_scene = static_cast<Nx::CXboxScene*>( p_scene );
pMesh->SetScene( p_xbox_scene );
pMesh->SetTexDict( pTexDict );
return pMesh;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
CMesh* CEngine::s_plat_load_mesh( uint32 id, uint32 *p_model_data, int model_data_size, uint8 *p_cas_data, Nx::CTexDict* pTexDict, uint32 texDictOffset, bool isSkin, bool doShadowVolume )
{
// Convert the id into a usable string.
Dbg_Assert( id > 0 );
char id_as_string[16];
sprintf( id_as_string, "%d\n", id );
// Load the scene.
Nx::CScene *p_scene = Nx::CEngine::s_plat_load_scene_from_memory( p_model_data, pTexDict, false, false, false );
// Store the checksum of the scene name.
p_scene->SetID( Script::GenerateCRC( id_as_string ));
p_scene->SetTexDict( pTexDict );
p_scene->PostLoad( id_as_string );
CXboxMesh *pMesh = new CXboxMesh();
// Set CAS data for mesh.
pMesh->SetCASData( p_cas_data );
// Disable any scaling.
NxXbox::DisableMeshScaling();
Nx::CXboxScene *p_xbox_scene = static_cast<Nx::CXboxScene*>( p_scene );
pMesh->SetScene( p_xbox_scene );
pMesh->SetTexDict( pTexDict );
return pMesh;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CEngine::s_plat_unload_mesh( CMesh *pMesh )
{
delete pMesh;
return true;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_set_mesh_scaling_parameters( SMeshScalingParameters* pParams )
{
NxXbox::SetMeshScalingParameters( pParams );
}
/******************************************************************/
/* */
/* */
/******************************************************************/
CSprite *CEngine::s_plat_create_sprite( CWindow2D *p_window )
{
return new CXboxSprite;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CEngine::s_plat_destroy_sprite( CSprite *p_sprite )
{
delete p_sprite;
return true;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
CTextured3dPoly * CEngine::s_plat_create_textured_3d_poly()
{
return new CXboxTextured3dPoly;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
bool CEngine::s_plat_destroy_textured_3d_poly(CTextured3dPoly *p_poly)
{
delete p_poly;
return true;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
Nx::CTexture *CEngine::s_plat_create_render_target_texture( int width, int height, int depth, int z_depth )
{
// Create the CXBoxTexture (just a container class for the NxXbox::sTexture).
CXboxTexture *p_texture = new CXboxTexture();
// Create the NxXbox::sTexture.
NxXbox::sTexture *p_engine_texture = new NxXbox::sTexture;
p_texture->SetEngineTexture( p_engine_texture );
// Set the texture as a render target.
p_engine_texture->SetRenderTarget( width, height, depth, z_depth );
return p_texture;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_project_texture_into_scene( Nx::CTexture *p_texture, Nx::CModel *p_model, Nx::CScene *p_scene )
{
Nx::CXboxTexture *p_xbox_texture = static_cast<CXboxTexture*>( p_texture );
Nx::CXboxModel *p_xbox_model = static_cast<CXboxModel*>( p_model );
// Nx::CXboxScene *p_xbox_scene = static_cast<CXboxScene*>( p_scene );
// NxXbox::create_texture_projection_details( p_xbox_texture->GetEngineTexture(), p_xbox_model, p_xbox_scene->GetEngineScene());
NxXbox::create_texture_projection_details( p_xbox_texture->GetEngineTexture(), p_xbox_model, NULL );
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_set_projection_texture_camera( Nx::CTexture *p_texture, Gfx::Camera *p_camera )
{
Nx::CXboxTexture *p_xbox_texture = static_cast<CXboxTexture*>( p_texture );
XGVECTOR3 pos( p_camera->GetPos()[X], p_camera->GetPos()[Y], p_camera->GetPos()[Z] );
XGVECTOR3 at = pos + D3DXVECTOR3( p_camera->GetMatrix()[Z][X], p_camera->GetMatrix()[Z][Y], p_camera->GetMatrix()[Z][Z] );
NxXbox::set_texture_projection_camera( p_xbox_texture->GetEngineTexture(), &pos, &at );
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_stop_projection_texture( Nx::CTexture *p_texture )
{
Nx::CXboxTexture *p_xbox_texture = static_cast<CXboxTexture*>( p_texture );
NxXbox::destroy_texture_projection_details( p_xbox_texture->GetEngineTexture());
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_add_occlusion_poly( uint32 num_verts, Mth::Vector *p_vert_array, uint32 checksum )
{
if( num_verts == 4 )
{
NxXbox::AddOcclusionPoly( p_vert_array[0], p_vert_array[1], p_vert_array[2], p_vert_array[3], checksum );
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_enable_occlusion_poly( uint32 checksum, bool enable )
{
NxXbox::EnableOcclusionPoly( checksum, enable );
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_remove_all_occlusion_polys( void )
{
NxXbox::RemoveAllOcclusionPolys();
}
/******************************************************************/
/* */
/* */
/******************************************************************/
// returns true if the sphere at "center", with the "radius"
// is visible to the current camera
// (note, currently this is the last frame's camera on PS2)
bool CEngine::s_plat_is_visible( Mth::Vector& center, float radius )
{
return NxXbox::IsVisible( center, radius );
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_set_max_multipass_distance( float dist )
{
// Has no meaning for Xbox.
}
/******************************************************************/
/* */
/* */
/******************************************************************/
const char* CEngine::s_plat_get_platform_extension( void )
{
// String literals are statically allocated so can be returned safely, (Bjarne, p90)
return "Xbx";
}
/******************************************************************/
// Wait for any pending asyncronous rendering to finish, so rendering
// data can be unloaded
/******************************************************************/
void CEngine::s_plat_finish_rendering()
{
// Wait for asyncronous rendering to finish.
NxXbox::EngineGlobals.p_Device->BlockUntilIdle();
}
/******************************************************************/
// Set the amount that the previous frame is blended with this frame
// 0 = none (just see current frame)
// 128 = 50/50
// 255 = 100% (so you only see the previous frame)
/******************************************************************/
void CEngine::s_plat_set_screen_blur( uint32 amount )
{
// Only set the blur if we have a blur buffer into which to render.
if( NxXbox::EngineGlobals.p_BlurSurface[0] )
{
NxXbox::EngineGlobals.screen_blur = amount;
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
int CEngine::s_plat_get_num_soundtracks( void )
{
return Pcm::GetNumSoundtracks();
}
/******************************************************************/
/* */
/* */
/******************************************************************/
const char* CEngine::s_plat_get_soundtrack_name( int soundtrack_number )
{
static char buf[128];
const WCHAR* p_soundtrack_name_wide = Pcm::GetSoundtrackName( soundtrack_number );
if( p_soundtrack_name_wide )
{
// If p_soundtrack_name_wide contains characters not recognized by the XBox then wsprintfA
// will write an empty string. It does this for the test bad soundtrack names provided by
// the certification tool.
// However, I'm not sure if wsprintf will write an empty string if there is just one bad
// character in the name, or if it will only write an empty string if they are all bad.
// So just to be sure, do a wsprintfA for each character in turn. That way, any good characters
// will definitely be printed OK, and all bad characters will appear as xbox null characters.
char *p_dest = buf;
int count=0;
WCHAR p_temp[2]; // A buffer for holding one WCHAR at a time for sending to wsprintfA.
p_temp[1] = 0;
const WCHAR *p_scan = p_soundtrack_name_wide;
while( *p_scan ) // WCHAR strings are terminated by a 0 just like normal strings, except its a 2byte 0.
{
p_temp[0] = *p_scan++;
char p_one_char[10];
wsprintfA( p_one_char, "%ls", p_temp);
// p_one_char now contains a one char string.
if( count < 99 )
{
if( *p_one_char )
{
*p_dest = *p_one_char;
}
else
{
// Bad char, so write a ~ so that it appears as a xbox null char.
*p_dest='~';
}
++p_dest;
++count;
}
}
*p_dest = 0;
}
else
{
// In theory this should never happen, but make sure p_buf contains something if it does.
sprintf( buf, "~" );
}
int len = strlen( buf );
for( int c = 0; c < len; ++c )
{
// Force any special characters (arrows or button icons) to be displayed
// as the xbox NULL character by changing them to an invalid character.
switch( buf[c] )
{
case '<EFBFBD>': case '<EFBFBD>': case '<EFBFBD>': case '<EFBFBD>':
case '<EFBFBD>': case '<EFBFBD>': case '<EFBFBD>': case '<EFBFBD>':
case '<EFBFBD>': case '<EFBFBD>': case '<EFBFBD>': case '<EFBFBD>':
buf[c] = '~';
break;
default:
break;
}
}
return buf;
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_set_letterbox( bool letterbox )
{
// Letterbox mode is designed for use on a regular 4:3 screen.
// It should use the same, wider viewing angle as for widescreen mode, but shrink the resultant image down
// vertically by 25%.
if( letterbox )
{
if( NxXbox::EngineGlobals.letterbox_active == false )
{
// Need to adjust the screen y offset and multiplier to ensure sprites are scaled properly for this mode.
NxXbox::EngineGlobals.screen_conv_y_offset += ( NxXbox::EngineGlobals.backbuffer_height / 4 ) / 2;
NxXbox::EngineGlobals.screen_conv_y_multiplier = 0.75f;
NxXbox::EngineGlobals.letterbox_active = true;
}
}
else
{
if( NxXbox::EngineGlobals.letterbox_active == true )
{
// Restore the screen y offset and multiplier.
NxXbox::EngineGlobals.screen_conv_y_offset -= ( NxXbox::EngineGlobals.backbuffer_height / 4 ) / 2;
NxXbox::EngineGlobals.screen_conv_y_multiplier = 1.0f;
NxXbox::EngineGlobals.letterbox_active = false;
}
}
}
/******************************************************************/
/* */
/* */
/******************************************************************/
void CEngine::s_plat_set_color_buffer_clear( bool clear )
{
// NxXbox::EngineGlobals.clear_color_buffer = clear;
}
} // namespace Nx
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