C++ (Cpp) C_BaseEntity::GetRenderGroup Examples

Example #1

File: c_sprite.cpp Project: InfoSmart/InSource-Singleplayer

//-----------------------------------------------------------------------------
// Purpose: 
// Output : int
//-----------------------------------------------------------------------------
int C_SpriteRenderer::DrawSprite( 
	IClientEntity *entity,
	const model_t *model, 
	const Vector& origin, 
	const QAngle& angles,
	float frame,
	IClientEntity *attachedto,
	int attachmentindex,
	int rendermode,
	int renderfx,
	int alpha,
	int r, 
	int g, 
	int b,
	float scale,
	float flHDRColorScale
	)
{
	VPROF_BUDGET( "C_SpriteRenderer::DrawSprite", VPROF_BUDGETGROUP_PARTICLE_RENDERING );

	if ( !r_drawsprites.GetBool() || !model || modelinfo->GetModelType( model ) != mod_sprite )
		return 0;

	// Get extra data
	CEngineSprite *psprite = (CEngineSprite *)modelinfo->GetModelExtraData(model);

	if ( !psprite )
		return 0;

	Vector effect_origin;
	VectorCopy(origin, effect_origin);

	// Use attachment point
	if ( attachedto )
	{
		C_BaseEntity *ent = attachedto->GetBaseEntity();

		if ( ent )
		{
			if ( ent->GetBaseAnimating() && ent->GetBaseAnimating()->IsViewModel() && ::input->CAM_IsThirdPersonOverShoulder() )
			{
				C_BaseViewModel *pVm = (C_BaseViewModel*)ent;
				C_BasePlayer *pOwner = ( pVm->GetOwner() && pVm->GetOwner()->IsPlayer() ) ? (C_BasePlayer*)pVm->GetOwner() : NULL;

				if ( pOwner && pOwner->GetActiveWeapon() )
					return 0; //worldmodels don't have the same attachments, so just get out (crossbow)
			}

			// don't draw viewmodel effects in reflections
			if ( CurrentViewID() == VIEW_REFLECTION )
			{
				int group = ent->GetRenderGroup();

				if ( group == RENDER_GROUP_VIEW_MODEL_TRANSLUCENT || group == RENDER_GROUP_VIEW_MODEL_OPAQUE )
					return 0;
			}

			QAngle temp;
			ent->GetAttachment(attachmentindex, effect_origin, temp);
		}
	}

	if ( rendermode != kRenderNormal )
	{
		float blend = render->GetBlend();

		// kRenderGlow and kRenderWorldGlow have a special blending function
		if (( rendermode == kRenderGlow ) || ( rendermode == kRenderWorldGlow ))
		{
			blend *= GlowBlend( psprite, effect_origin, rendermode, renderfx, alpha, &scale );

			// Fade out the sprite depending on distance from the view origin.
			r *= blend;
			g *= blend;
			b *= blend;
		}

		render->SetBlend( blend );
		if ( blend <= 0.0f )
		{
			return 0;
		}
	}
	
	// Get orthonormal basis
	Vector forward, right, up;
	GetSpriteAxes( (SPRITETYPE)psprite->GetOrientation(), origin, angles, forward, right, up );

	// Draw
	DrawSpriteModel( 
		entity,
		psprite, 
		effect_origin,
		scale,
		frame, 
		rendermode, 
		r, 
		g, 
		b,
		alpha, 
		forward, right, up, flHDRColorScale );

	return 1;
}