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Update from SDK 2013
This commit is contained in:
Kenzzer
committed by
Nicholas Hastings
Nicholas Hastings
parent
e0e01948b8
commit
ebd971b421
280
materialsystem/stdshaders/unlittwotexture_dx9.cpp
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280
materialsystem/stdshaders/unlittwotexture_dx9.cpp
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $Header: $
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// $NoKeywords: $
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//===========================================================================//
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#include "BaseVSShader.h"
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#include "cloak_blended_pass_helper.h"
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#include "cpp_shader_constant_register_map.h"
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#include "unlittwotexture_vs20.inc"
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#include "unlittwotexture_ps20.inc"
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#include "unlittwotexture_ps20b.inc"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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DEFINE_FALLBACK_SHADER( UnlitTwoTexture, UnlitTwoTexture_DX9 )
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extern ConVar r_flashlight_version2;
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BEGIN_VS_SHADER( UnlitTwoTexture_DX9, "Help for UnlitTwoTexture_DX9" )
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BEGIN_SHADER_PARAMS
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SHADER_PARAM( TEXTURE2, SHADER_PARAM_TYPE_TEXTURE, "shadertest/BaseTexture", "second texture" )
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SHADER_PARAM( FRAME2, SHADER_PARAM_TYPE_INTEGER, "0", "frame number for $texture2" )
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SHADER_PARAM( TEXTURE2TRANSFORM, SHADER_PARAM_TYPE_MATRIX, "center .5 .5 scale 1 1 rotate 0 translate 0 0", "$texture2 texcoord transform" )
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// Cloak Pass
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SHADER_PARAM( CLOAKPASSENABLED, SHADER_PARAM_TYPE_BOOL, "0", "Enables cloak render in a second pass" )
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SHADER_PARAM( CLOAKFACTOR, SHADER_PARAM_TYPE_FLOAT, "0.0", "" )
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SHADER_PARAM( CLOAKCOLORTINT, SHADER_PARAM_TYPE_COLOR, "[1 1 1]", "Cloak color tint" )
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SHADER_PARAM( REFRACTAMOUNT, SHADER_PARAM_TYPE_FLOAT, "2", "" )
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END_SHADER_PARAMS
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SHADER_FALLBACK
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{
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if ( g_pHardwareConfig->GetDXSupportLevel() < 90)
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{
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return "UnlitTwoTexture_DX8";
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}
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return 0;
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}
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// Cloak Pass
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void SetupVarsCloakBlendedPass( CloakBlendedPassVars_t &info )
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{
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info.m_nCloakFactor = CLOAKFACTOR;
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info.m_nCloakColorTint = CLOAKCOLORTINT;
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info.m_nRefractAmount = REFRACTAMOUNT;
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}
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bool NeedsPowerOfTwoFrameBufferTexture( IMaterialVar **params, bool bCheckSpecificToThisFrame ) const
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{
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if ( params[CLOAKPASSENABLED]->GetIntValue() ) // If material supports cloaking
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{
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if ( bCheckSpecificToThisFrame == false ) // For setting model flag at load time
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return true;
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else if ( ( params[CLOAKFACTOR]->GetFloatValue() > 0.0f ) && ( params[CLOAKFACTOR]->GetFloatValue() < 1.0f ) ) // Per-frame check
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return true;
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// else, not cloaking this frame, so check flag2 in case the base material still needs it
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}
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// Check flag2 if not drawing cloak pass
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return IS_FLAG2_SET( MATERIAL_VAR2_NEEDS_POWER_OF_TWO_FRAME_BUFFER_TEXTURE );
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}
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bool IsTranslucent( IMaterialVar **params ) const
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{
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if ( params[CLOAKPASSENABLED]->GetIntValue() ) // If material supports cloaking
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{
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if ( ( params[CLOAKFACTOR]->GetFloatValue() > 0.0f ) && ( params[CLOAKFACTOR]->GetFloatValue() < 1.0f ) ) // Per-frame check
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return true;
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// else, not cloaking this frame, so check flag in case the base material still needs it
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}
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// Check flag if not drawing cloak pass
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return IS_FLAG_SET( MATERIAL_VAR_TRANSLUCENT );
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}
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SHADER_INIT_PARAMS()
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{
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SET_FLAGS2( MATERIAL_VAR2_SUPPORTS_HW_SKINNING );
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// Cloak Pass
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if ( !params[CLOAKPASSENABLED]->IsDefined() )
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{
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params[CLOAKPASSENABLED]->SetIntValue( 0 );
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}
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else if ( params[CLOAKPASSENABLED]->GetIntValue() )
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{
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CloakBlendedPassVars_t info;
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SetupVarsCloakBlendedPass( info );
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InitParamsCloakBlendedPass( this, params, pMaterialName, info );
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}
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}
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SHADER_INIT
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{
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if (params[BASETEXTURE]->IsDefined())
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LoadTexture( BASETEXTURE, TEXTUREFLAGS_SRGB );
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if (params[TEXTURE2]->IsDefined())
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LoadTexture( TEXTURE2, TEXTUREFLAGS_SRGB );
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// Cloak Pass
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if ( params[CLOAKPASSENABLED]->GetIntValue() )
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{
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CloakBlendedPassVars_t info;
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SetupVarsCloakBlendedPass( info );
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InitCloakBlendedPass( this, params, info );
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}
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}
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SHADER_DRAW
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{
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// Skip the standard rendering if cloak pass is fully opaque
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bool bDrawStandardPass = true;
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if ( params[CLOAKPASSENABLED]->GetIntValue() && ( pShaderShadow == NULL ) ) // && not snapshotting
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{
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CloakBlendedPassVars_t info;
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SetupVarsCloakBlendedPass( info );
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if ( CloakBlendedPassIsFullyOpaque( params, info ) )
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{
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bDrawStandardPass = false;
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}
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}
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// Skip flashlight pass for unlit stuff
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bool bNewFlashlightPath = IsX360() || ( r_flashlight_version2.GetInt() != 0 );
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if ( bDrawStandardPass && ( pShaderShadow == NULL ) && ( pShaderAPI != NULL ) &&
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!bNewFlashlightPath && ( pShaderAPI->InFlashlightMode() ) ) // not snapshotting && flashlight pass)
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{
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bDrawStandardPass = false;
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}
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// Standard rendering pass
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if ( bDrawStandardPass )
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{
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BlendType_t nBlendType = EvaluateBlendRequirements( BASETEXTURE, true );
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bool bFullyOpaque = (nBlendType != BT_BLENDADD) && (nBlendType != BT_BLEND) && !IS_FLAG_SET(MATERIAL_VAR_ALPHATEST); //dest alpha is free for special use
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SHADOW_STATE
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{
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pShaderShadow->EnableTexture( SHADER_SAMPLER0, true );
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pShaderShadow->EnableSRGBRead( SHADER_SAMPLER0, true );
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pShaderShadow->EnableTexture( SHADER_SAMPLER1, true );
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pShaderShadow->EnableSRGBRead( SHADER_SAMPLER1, true );
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s_pShaderShadow->EnableSRGBWrite( true );
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// Either we've got a constant modulation
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bool isTranslucent = IsAlphaModulating();
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// Or we've got a texture alpha on either texture
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isTranslucent = isTranslucent || TextureIsTranslucent( BASETEXTURE, true ) ||
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TextureIsTranslucent( TEXTURE2, true );
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if ( isTranslucent )
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{
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if ( IS_FLAG_SET(MATERIAL_VAR_ADDITIVE) )
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{
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EnableAlphaBlending( SHADER_BLEND_SRC_ALPHA, SHADER_BLEND_ONE );
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}
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else
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{
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EnableAlphaBlending( SHADER_BLEND_SRC_ALPHA, SHADER_BLEND_ONE_MINUS_SRC_ALPHA );
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}
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}
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else
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{
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if ( IS_FLAG_SET(MATERIAL_VAR_ADDITIVE) )
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{
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EnableAlphaBlending( SHADER_BLEND_ONE, SHADER_BLEND_ONE );
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}
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else
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{
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DisableAlphaBlending( );
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}
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}
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// Set stream format (note that this shader supports compression)
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unsigned int flags = VERTEX_POSITION | VERTEX_NORMAL | VERTEX_FORMAT_COMPRESSED;
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int nTexCoordCount = 1;
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int userDataSize = 0;
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if (IS_FLAG_SET( MATERIAL_VAR_VERTEXCOLOR ))
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{
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flags |= VERTEX_COLOR;
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}
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pShaderShadow->VertexShaderVertexFormat( flags, nTexCoordCount, NULL, userDataSize );
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DECLARE_STATIC_VERTEX_SHADER( unlittwotexture_vs20 );
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SET_STATIC_VERTEX_SHADER( unlittwotexture_vs20 );
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if( g_pHardwareConfig->SupportsPixelShaders_2_b() )
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{
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DECLARE_STATIC_PIXEL_SHADER( unlittwotexture_ps20b );
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SET_STATIC_PIXEL_SHADER( unlittwotexture_ps20b );
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}
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else
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{
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DECLARE_STATIC_PIXEL_SHADER( unlittwotexture_ps20 );
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SET_STATIC_PIXEL_SHADER( unlittwotexture_ps20 );
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}
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DefaultFog();
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pShaderShadow->EnableAlphaWrites( bFullyOpaque );
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}
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DYNAMIC_STATE
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{
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BindTexture( SHADER_SAMPLER0, BASETEXTURE, FRAME );
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BindTexture( SHADER_SAMPLER1, TEXTURE2, FRAME2 );
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SetVertexShaderTextureTransform( VERTEX_SHADER_SHADER_SPECIFIC_CONST_0, BASETEXTURETRANSFORM );
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SetVertexShaderTextureTransform( VERTEX_SHADER_SHADER_SPECIFIC_CONST_2, TEXTURE2TRANSFORM );
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SetModulationPixelShaderDynamicState_LinearColorSpace( 1 );
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pShaderAPI->SetPixelShaderFogParams( PSREG_FOG_PARAMS );
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float vEyePos_SpecExponent[4];
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pShaderAPI->GetWorldSpaceCameraPosition( vEyePos_SpecExponent );
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vEyePos_SpecExponent[3] = 0.0f;
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pShaderAPI->SetPixelShaderConstant( PSREG_EYEPOS_SPEC_EXPONENT, vEyePos_SpecExponent, 1 );
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MaterialFogMode_t fogType = pShaderAPI->GetSceneFogMode();
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int fogIndex = ( fogType == MATERIAL_FOG_LINEAR_BELOW_FOG_Z ) ? 1 : 0;
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int numBones = pShaderAPI->GetCurrentNumBones();
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DECLARE_DYNAMIC_VERTEX_SHADER( unlittwotexture_vs20 );
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SET_DYNAMIC_VERTEX_SHADER_COMBO( SKINNING, numBones > 0 );
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SET_DYNAMIC_VERTEX_SHADER_COMBO( DOWATERFOG, fogIndex );
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SET_DYNAMIC_VERTEX_SHADER_COMBO( COMPRESSED_VERTS, (int)vertexCompression );
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SET_DYNAMIC_VERTEX_SHADER( unlittwotexture_vs20 );
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if( g_pHardwareConfig->SupportsPixelShaders_2_b() )
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{
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DECLARE_DYNAMIC_PIXEL_SHADER( unlittwotexture_ps20b );
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SET_DYNAMIC_PIXEL_SHADER_COMBO( PIXELFOGTYPE, pShaderAPI->GetPixelFogCombo() );
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SET_DYNAMIC_PIXEL_SHADER_COMBO( WRITE_DEPTH_TO_DESTALPHA, bFullyOpaque && pShaderAPI->ShouldWriteDepthToDestAlpha() );
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SET_DYNAMIC_PIXEL_SHADER_COMBO( LIGHTING_PREVIEW,
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pShaderAPI->GetIntRenderingParameter(INT_RENDERPARM_ENABLE_FIXED_LIGHTING) );
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SET_DYNAMIC_PIXEL_SHADER( unlittwotexture_ps20b );
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}
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else
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{
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DECLARE_DYNAMIC_PIXEL_SHADER( unlittwotexture_ps20 );
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SET_DYNAMIC_PIXEL_SHADER_COMBO( PIXELFOGTYPE, pShaderAPI->GetPixelFogCombo() );
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SET_DYNAMIC_PIXEL_SHADER_COMBO( LIGHTING_PREVIEW,
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pShaderAPI->GetIntRenderingParameter(INT_RENDERPARM_ENABLE_FIXED_LIGHTING) );
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SET_DYNAMIC_PIXEL_SHADER( unlittwotexture_ps20 );
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}
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}
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Draw();
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}
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else
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{
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// Skip this pass!
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Draw( false );
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}
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// Cloak Pass
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if ( params[CLOAKPASSENABLED]->GetIntValue() )
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{
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// If ( snapshotting ) or ( we need to draw this frame )
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if ( ( pShaderShadow != NULL ) || ( ( params[CLOAKFACTOR]->GetFloatValue() > 0.0f ) && ( params[CLOAKFACTOR]->GetFloatValue() < 1.0f ) ) )
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{
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CloakBlendedPassVars_t info;
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SetupVarsCloakBlendedPass( info );
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DrawCloakBlendedPass( this, params, pShaderAPI, pShaderShadow, info, vertexCompression );
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}
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else // We're not snapshotting and we don't need to draw this frame
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{
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// Skip this pass!
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Draw( false );
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}
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}
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}
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END_SHADER
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