1

materialsystem/stdshaders/jellyfish.cpp

@@ -0,0 +1,111 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $Header: $
+// $NoKeywords: $
+//=============================================================================//
+
+#include "BaseVSShader.h"
+
+#include "jellyfish.inc"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+BEGIN_VS_SHADER( JellyFish, 
+			  "Help for JellyFish" )
+			  
+	BEGIN_SHADER_PARAMS
+		SHADER_PARAM( GRADIENTTEXTURE, SHADER_PARAM_TYPE_TEXTURE, "", "1D texture for silhouette glowy bits" )
+		SHADER_PARAM( ENVMAP, SHADER_PARAM_TYPE_TEXTURE, "shadertest/cubemap", "envmap" )
+		SHADER_PARAM( ENVMAPTINT, SHADER_PARAM_TYPE_COLOR, "[1 1 1]", "envmaptint" )
+		SHADER_PARAM( PULSERATE, SHADER_PARAM_TYPE_FLOAT, "1", "blah" )
+	END_SHADER_PARAMS
+
+	SHADER_INIT_PARAMS()
+	{
+		SET_FLAGS2( MATERIAL_VAR2_SUPPORTS_HW_SKINNING );
+	}
+
+	SHADER_INIT
+	{
+		LoadTexture( GRADIENTTEXTURE );
+		LoadTexture( BASETEXTURE );
+		if( params[ENVMAP]->IsDefined() )
+		{
+			LoadCubeMap( ENVMAP );
+		}
+		if( !params[ENVMAPTINT]->IsDefined() )
+		{
+			params[ENVMAPTINT]->SetVecValue( 1.0f, 1.0f, 1.0f );
+		}
+		if( !params[PULSERATE]->IsDefined() )
+		{
+			params[PULSERATE]->SetFloatValue( 0.0f );
+		}
+	}
+
+	SHADER_DRAW
+	{
+		// fixme
+		if( !g_pHardwareConfig->SupportsVertexAndPixelShaders() )
+		{
+			return;
+		}
+
+		SHADOW_STATE
+		{				
+			pShaderShadow->EnableDepthWrites( false );
+			pShaderShadow->EnableBlending( true );
+			pShaderShadow->BlendFunc( SHADER_BLEND_ONE, SHADER_BLEND_ONE );
+			pShaderShadow->EnableTexture( SHADER_SAMPLER0, true );
+			pShaderShadow->EnableTexture( SHADER_SAMPLER1, true );
+			pShaderShadow->VertexShaderVertexFormat( 
+				VERTEX_POSITION | VERTEX_NORMAL, 1, 0, 0 );
+			jellyfish_Static_Index vshIndex;
+			pShaderShadow->SetVertexShader( "JellyFish", vshIndex.GetIndex() );
+			pShaderShadow->SetPixelShader( "JellyFish" );
+			FogToBlack();
+		}
+		DYNAMIC_STATE
+		{
+			float time[4];
+			time[0] = pShaderAPI->CurrentTime() * params[PULSERATE]->GetFloatValue();
+			BindTexture( SHADER_SAMPLER0, GRADIENTTEXTURE );
+			BindTexture( SHADER_SAMPLER1, BASETEXTURE );
+			pShaderAPI->SetVertexShaderConstant( VERTEX_SHADER_SHADER_SPECIFIC_CONST_5, time, 1 );
+			LoadViewMatrixIntoVertexShaderConstant( VERTEX_SHADER_SHADER_SPECIFIC_CONST_0 );
+
+			jellyfish_Dynamic_Index vshIndex;
+			vshIndex.SetDOWATERFOG( pShaderAPI->GetSceneFogMode() == MATERIAL_FOG_LINEAR_BELOW_FOG_Z );
+			vshIndex.SetSKINNING( pShaderAPI->GetCurrentNumBones() > 0 );
+			pShaderAPI->SetVertexShaderIndex( vshIndex.GetIndex() );
+		}
+		Draw();
+
+		if( params[ENVMAP]->IsTexture() )
+		{
+			SHADOW_STATE
+			{
+				SetInitialShadowState( );
+				pShaderShadow->EnableDepthWrites( false );
+				pShaderShadow->EnableBlending( true );
+				pShaderShadow->BlendFunc( SHADER_BLEND_ONE, SHADER_BLEND_ONE );
+				pShaderShadow->EnableTexture( SHADER_SAMPLER0, true );
+				pShaderShadow->TexGen( SHADER_TEXTURE_STAGE0, SHADER_TEXGENPARAM_CAMERASPACEREFLECTIONVECTOR );
+				pShaderShadow->EnableTexGen( SHADER_TEXTURE_STAGE0, true );
+				pShaderShadow->DrawFlags( SHADER_DRAW_POSITION | SHADER_DRAW_NORMAL );
+				pShaderShadow->EnableConstantColor( true );
+				FogToFogColor();
+			}
+			DYNAMIC_STATE
+			{
+				SetColorState( ENVMAPTINT );
+				LoadCameraToWorldTransform( MATERIAL_TEXTURE0 );
+				BindTexture( SHADER_SAMPLER0, ENVMAP );
+			}
+			Draw();
+		}
+	}
+END_SHADER