void CEngineSprite::SetFrame( RenderMode_t nRenderMode, int nFrame )
{
if ( IsAVI() )
{
avi->SetFrame( m_hAVIMaterial, nFrame );
return;
}
#if !defined( _X360 ) || defined( BINK_ENABLED_FOR_X360 )
if ( IsBIK() )
{
bik->SetFrame( m_hBIKMaterial, nFrame );
return;
}
#endif
IMaterial *pMaterial = m_material[nRenderMode];
if ( !pMaterial )
return;
IMaterialVar* pFrameVar = pMaterial->FindVarFast( "$frame", &frameCache );
if ( pFrameVar )
{
pFrameVar->SetIntValue( nFrame );
}
}
IMaterial *CEngineSprite::GetMaterial( RenderMode_t nRenderMode, int nFrame )
{
if ( nRenderMode == kRenderNone || nRenderMode == kRenderEnvironmental )
return NULL;
if ( IsAVI() )
{
avi->SetFrame( m_hAVIMaterial, nFrame );
return m_material[ 0 ]; // render mode is ignored for avi
}
#if !defined( _X360 ) || defined( BINK_ENABLED_FOR_X360 )
if ( IsBIK() )
{
bik->SetFrame( m_hBIKMaterial, nFrame );
return m_material[ 0 ]; // render mode is ignored for bink
}
#endif
IMaterial *pMaterial = m_material[nRenderMode];
Assert( pMaterial );
if ( pMaterial == NULL )
return NULL;
IMaterialVar* pFrameVar = pMaterial->FindVarFast( "$frame", &frameCache );
if ( pFrameVar )
{
pFrameVar->SetIntValue( nFrame );
}
return pMaterial;
}
void CEngineSprite::SetFrame( RenderMode_t nRenderMode, int nFrame )
{
if ( IsVideo() )
{
m_VideoMaterial->SetFrame( nFrame );
return;
}
IMaterial *pMaterial = m_material[nRenderMode];
if ( !pMaterial )
return;
IMaterialVar* pFrameVar = pMaterial->FindVarFast( "$frame", &frameCache );
if ( pFrameVar )
{
pFrameVar->SetIntValue( nFrame );
}
}
IMaterial *CEngineSprite::GetMaterial( RenderMode_t nRenderMode, int nFrame )
{
if ( nRenderMode == kRenderNone || nRenderMode == kRenderEnvironmental )
return NULL;
if ( IsVideo() )
{
m_VideoMaterial->SetFrame( nFrame );
}
IMaterial *pMaterial = m_material[nRenderMode];
IMaterialVar* pFrameVar = pMaterial->FindVarFast( "$frame", &frameCache );
if ( pFrameVar )
{
pFrameVar->SetIntValue( nFrame );
}
return pMaterial;
}
void DrawSpriteModel( IClientEntity *baseentity, CEngineSprite *psprite, const Vector &origin, float fscale, float frame,
int rendermode, int r, int g, int b, int a, const Vector& forward, const Vector& right, const Vector& up, float flHDRColorScale )
{
float scale;
IMaterial *material;
// don't even bother culling, because it's just a single
// polygon without a surface cache
if ( fscale > 0 )
scale = fscale;
else
scale = 1.0f;
if ( rendermode == kRenderNormal )
{
render->SetBlend( 1.0f );
}
material = psprite->GetMaterial( (RenderMode_t)rendermode, frame );
if ( !material )
return;
CMatRenderContextPtr pRenderContext( materials );
if ( ShouldDrawInWireFrameMode() || r_drawsprites.GetInt() == 2 )
{
IMaterial *pMaterial = materials->FindMaterial( "debug/debugspritewireframe", TEXTURE_GROUP_OTHER );
pRenderContext->Bind( pMaterial, NULL );
}
else
{
pRenderContext->Bind( material, (IClientRenderable*)baseentity );
}
unsigned char color[4];
color[0] = r;
color[1] = g;
color[2] = b;
color[3] = a;
IMaterialVar *pHDRColorScaleVar = material->FindVarFast( "$HDRCOLORSCALE", &s_nHDRColorScaleCache );
if( pHDRColorScaleVar )
{
pHDRColorScaleVar->SetVecValue( flHDRColorScale, flHDRColorScale, flHDRColorScale );
}
Vector point;
IMesh* pMesh = pRenderContext->GetDynamicMesh();
CMeshBuilder meshBuilder;
meshBuilder.Begin( pMesh, MATERIAL_QUADS, 1 );
Vector vec_a;
Vector vec_b;
Vector vec_c;
Vector vec_d;
// isolate common terms
VectorMA( origin, psprite->GetDown() * scale, up, vec_a );
VectorScale( right, psprite->GetLeft() * scale, vec_b );
VectorMA( origin, psprite->GetUp() * scale, up, vec_c );
VectorScale( right, psprite->GetRight() * scale, vec_d );
float flMinU, flMinV, flMaxU, flMaxV;
psprite->GetTexCoordRange( &flMinU, &flMinV, &flMaxU, &flMaxV );
meshBuilder.Color4ubv( color );
meshBuilder.TexCoord2f( 0, flMinU, flMaxV );
VectorAdd( vec_a, vec_b, point );
meshBuilder.Position3fv( point.Base() );
meshBuilder.AdvanceVertex();
meshBuilder.Color4ubv( color );
meshBuilder.TexCoord2f( 0, flMinU, flMinV );
VectorAdd( vec_c, vec_b, point );
meshBuilder.Position3fv( point.Base() );
meshBuilder.AdvanceVertex();
meshBuilder.Color4ubv( color );
meshBuilder.TexCoord2f( 0, flMaxU, flMinV );
VectorAdd( vec_c, vec_d, point );
meshBuilder.Position3fv( point.Base() );
meshBuilder.AdvanceVertex();
meshBuilder.Color4ubv( color );
meshBuilder.TexCoord2f( 0, flMaxU, flMaxV );
VectorAdd( vec_a, vec_d, point );
meshBuilder.Position3fv( point.Base() );
meshBuilder.AdvanceVertex();
meshBuilder.End();
pMesh->Draw();
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : noise_divisions -
// *prgNoise -
// *spritemodel -
// frame -
// rendermode -
// source -
// delta -
// flags -
// *color -
// fadescale -
//-----------------------------------------------------------------------------
void DrawSegs( int noise_divisions, float *prgNoise, const model_t* spritemodel,
float frame, int rendermode, const Vector& source, const Vector& delta,
float startWidth, float endWidth, float scale, float freq, float speed, int segments,
int flags, float* color, float fadeLength, float flHDRColorScale )
{
int i, noiseIndex, noiseStep;
float div, length, fraction, factor, vLast, vStep, brightness;
Assert( fadeLength >= 0.0f );
CEngineSprite *pSprite = Draw_SetSpriteTexture( spritemodel, frame, rendermode );
if ( !pSprite )
return;
if ( segments < 2 )
return;
IMaterial *pMaterial = pSprite->GetMaterial( (RenderMode_t)rendermode );
if( pMaterial )
{
static unsigned int nHDRColorScaleCache = 0;
IMaterialVar *pHDRColorScaleVar = pMaterial->FindVarFast( "$hdrcolorscale", &nHDRColorScaleCache );
if( pHDRColorScaleVar )
{
pHDRColorScaleVar->SetFloatValue( flHDRColorScale );
}
}
length = VectorLength( delta );
float flMaxWidth = MAX(startWidth, endWidth) * 0.5f;
div = 1.0 / (segments-1);
if ( length*div < flMaxWidth * 1.414 )
{
// Here, we have too many segments; we could get overlap... so lets have less segments
segments = (int)(length / (flMaxWidth * 1.414)) + 1;
if ( segments < 2 )
{
segments = 2;
}
}
if ( segments > noise_divisions ) // UNDONE: Allow more segments?
{
segments = noise_divisions;
}
div = 1.0 / (segments-1);
length *= 0.01;
// UNDONE: Expose texture length scale factor to control "fuzziness"
if ( flags & FBEAM_NOTILE )
{
// Don't tile
vStep = div;
}
else
{
// Texture length texels per space pixel
vStep = length*div;
}
// UNDONE: Expose this paramter as well(3.5)? Texture scroll rate along beam
vLast = fmod(freq*speed,1); // Scroll speed 3.5 -- initial texture position, scrolls 3.5/sec (1.0 is entire texture)
if ( flags & FBEAM_SINENOISE )
{
if ( segments < 16 )
{
segments = 16;
div = 1.0 / (segments-1);
}
scale *= 100;
length = segments * (1.0/10);
}
else
{
scale *= length;
}
// Iterator to resample noise waveform (it needs to be generated in powers of 2)
noiseStep = (int)((float)(noise_divisions-1) * div * 65536.0f);
noiseIndex = 0;
if ( flags & FBEAM_SINENOISE )
{
noiseIndex = 0;
}
brightness = 1.0;
if ( flags & FBEAM_SHADEIN )
{
brightness = 0;
}
// What fraction of beam should be faded
Assert( fadeLength >= 0.0f );
float fadeFraction = fadeLength/ delta.Length();
// BUGBUG: This code generates NANs when fadeFraction is zero! REVIST!
fadeFraction = clamp(fadeFraction,1.e-6f,1.f);
// Choose two vectors that are perpendicular to the beam
Vector perp1;
ComputeBeamPerpendicular( delta, &perp1 );
// Specify all the segments.
CMatRenderContextPtr pRenderContext( g_pMaterialSystem );
CBeamSegDraw segDraw;
segDraw.Start( pRenderContext, segments, NULL );
for ( i = 0; i < segments; i++ )
{
Assert( noiseIndex < (noise_divisions<<16) );
BeamSeg_t curSeg;
curSeg.m_flAlpha = 1;
fraction = i * div;
// Fade in our out beam to fadeLength
if ( (flags & FBEAM_SHADEIN) && (flags & FBEAM_SHADEOUT) )
{
if (fraction < 0.5)
{
brightness = 2*(fraction/fadeFraction);
}
else
{
brightness = 2*(1.0 - (fraction/fadeFraction));
}
}
else if ( flags & FBEAM_SHADEIN )
{
brightness = fraction/fadeFraction;
}
else if ( flags & FBEAM_SHADEOUT )
{
brightness = 1.0 - (fraction/fadeFraction);
}
// clamps
if (brightness < 0 )
{
brightness = 0;
}
else if (brightness > 1)
{
brightness = 1;
}
VectorScale( *((Vector*)color), brightness, curSeg.m_vColor );
// UNDONE: Make this a spline instead of just a line?
VectorMA( source, fraction, delta, curSeg.m_vPos );
// Distort using noise
if ( scale != 0 )
{
factor = prgNoise[noiseIndex>>16] * scale;
if ( flags & FBEAM_SINENOISE )
{
float s, c;
SinCos( fraction*M_PI*length + freq, &s, &c );
VectorMA( curSeg.m_vPos, factor * s, CurrentViewUp(), curSeg.m_vPos );
// Rotate the noise along the perpendicluar axis a bit to keep the bolt from looking diagonal
VectorMA( curSeg.m_vPos, factor * c, CurrentViewRight(), curSeg.m_vPos );
}
else
{
VectorMA( curSeg.m_vPos, factor, perp1, curSeg.m_vPos );
}
}
// Specify the next segment.
if( endWidth == startWidth )
{
curSeg.m_flWidth = startWidth * 2;
}
else
{
curSeg.m_flWidth = ((fraction*(endWidth-startWidth))+startWidth) * 2;
}
curSeg.m_flTexCoord = vLast;
segDraw.NextSeg( &curSeg );
vLast += vStep; // Advance texture scroll (v axis only)
noiseIndex += noiseStep;
}
IMaterial* CStudioRender::R_StudioSetupSkinAndLighting( IMatRenderContext *pRenderContext, int index, IMaterial **ppMaterials, int materialFlags,
void /*IClientRenderable*/ *pClientRenderable, ColorMeshInfo_t *pColorMeshes, StudioModelLighting_t &lighting )
{
VPROF( "R_StudioSetupSkin" );
IMaterial *pMaterial = NULL;
bool bCheckForConVarDrawTranslucentSubModels = false;
if( m_pRC->m_Config.bWireframe && !m_pRC->m_pForcedMaterial )
{
if ( m_pRC->m_Config.bDrawZBufferedWireframe )
pMaterial = m_pMaterialMRMWireframeZBuffer;
else
pMaterial = m_pMaterialMRMWireframe;
}
else if( m_pRC->m_Config.bShowEnvCubemapOnly )
{
pMaterial = m_pMaterialModelEnvCubemap;
}
else
{
if ( !m_pRC->m_pForcedMaterial && ( m_pRC->m_nForcedMaterialType != OVERRIDE_DEPTH_WRITE ) )
{
pMaterial = ppMaterials[index];
if ( !pMaterial )
{
Assert( 0 );
return 0;
}
}
else
{
materialFlags = 0;
pMaterial = m_pRC->m_pForcedMaterial;
if (m_pRC->m_nForcedMaterialType == OVERRIDE_BUILD_SHADOWS)
{
// Connect the original material up to the shadow building material
// Also bind the original material so its proxies are in the correct state
static unsigned int translucentCache = 0;
IMaterialVar* pOriginalMaterialVar = pMaterial->FindVarFast( "$translucent_material", &translucentCache );
Assert( pOriginalMaterialVar );
IMaterial *pOriginalMaterial = ppMaterials[index];
if ( pOriginalMaterial )
{
// Disable any alpha modulation on the original material that was left over from when it was last rendered
pOriginalMaterial->AlphaModulate( 1.0f );
pRenderContext->Bind( pOriginalMaterial, pClientRenderable );
if ( pOriginalMaterial->IsTranslucent() || pOriginalMaterial->IsAlphaTested() )
{
pOriginalMaterialVar->SetMaterialValue( pOriginalMaterial );
}
else
{
pOriginalMaterialVar->SetMaterialValue( NULL );
}
}
else
{
pOriginalMaterialVar->SetMaterialValue( NULL );
}
}
else if( m_pRC->m_nForcedMaterialType == OVERRIDE_DEPTH_WRITE )
{
// Disable any alpha modulation on the original material that was left over from when it was last rendered
ppMaterials[index]->AlphaModulate( 1.0f );
// Bail if the material is still considered translucent after setting the AlphaModulate to 1.0
if ( ppMaterials[index]->IsTranslucent() )
{
return NULL;
}
static unsigned int originalTextureVarCache = 0;
IMaterialVar *pOriginalTextureVar = ppMaterials[index]->FindVarFast( "$basetexture", &originalTextureVarCache );
// Select proper override material
int nAlphaTest = (int) ( ppMaterials[index]->IsAlphaTested() && pOriginalTextureVar->IsTexture() ); // alpha tested base texture
int nNoCull = (int) ppMaterials[index]->IsTwoSided();
pMaterial = m_pDepthWrite[nAlphaTest][nNoCull];
// If we're alpha tested, we should set up the texture variables from the original material
if ( nAlphaTest != 0 )
{
static unsigned int originalTextureFrameVarCache = 0;
IMaterialVar *pOriginalTextureFrameVar = ppMaterials[index]->FindVarFast( "$frame", &originalTextureFrameVarCache );
static unsigned int originalAlphaRefCache = 0;
IMaterialVar *pOriginalAlphaRefVar = ppMaterials[index]->FindVarFast( "$AlphaTestReference", &originalAlphaRefCache );
static unsigned int textureVarCache = 0;
IMaterialVar *pTextureVar = pMaterial->FindVarFast( "$basetexture", &textureVarCache );
static unsigned int textureFrameVarCache = 0;
IMaterialVar *pTextureFrameVar = pMaterial->FindVarFast( "$frame", &textureFrameVarCache );
static unsigned int alphaRefCache = 0;
IMaterialVar *pAlphaRefVar = pMaterial->FindVarFast( "$AlphaTestReference", &alphaRefCache );
if ( pOriginalTextureVar->IsTexture() ) // If $basetexture is defined
{
if( pTextureVar && pOriginalTextureVar )
{
pTextureVar->SetTextureValue( pOriginalTextureVar->GetTextureValue() );
}
if( pTextureFrameVar && pOriginalTextureFrameVar )
{
pTextureFrameVar->SetIntValue( pOriginalTextureFrameVar->GetIntValue() );
}
if( pAlphaRefVar && pOriginalAlphaRefVar )
{
pAlphaRefVar->SetFloatValue( pOriginalAlphaRefVar->GetFloatValue() );
}
}
}
}
}
// Set this bool to check after the bind below
bCheckForConVarDrawTranslucentSubModels = true;
if ( m_pRC->m_nForcedMaterialType != OVERRIDE_DEPTH_WRITE )
{
// Try to set the alpha based on the blend
pMaterial->AlphaModulate( m_pRC->m_AlphaMod );
// Try to set the color based on the colormod
pMaterial->ColorModulate( m_pRC->m_ColorMod[0], m_pRC->m_ColorMod[1], m_pRC->m_ColorMod[2] );
}
}
lighting = R_StudioComputeLighting( pMaterial, materialFlags, pColorMeshes );
if ( lighting == LIGHTING_MOUTH )
{
if ( !m_pRC->m_Config.bTeeth || !R_TeethAreVisible() )
return NULL;
// skin it and light it, but only if we need to.
if ( m_pRC->m_Config.m_bSupportsVertexAndPixelShaders )
{
R_MouthSetupVertexShader( pMaterial );
}
}
pRenderContext->Bind( pMaterial, pClientRenderable );
if ( bCheckForConVarDrawTranslucentSubModels )
{
bool translucent = pMaterial->IsTranslucent();
if (( m_bDrawTranslucentSubModels && !translucent ) ||
( !m_bDrawTranslucentSubModels && translucent ))
{
m_bSkippedMeshes = true;
return NULL;
}
}
return pMaterial;
}