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Merge pull request #450 from smally/turbulence_postfx_update

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Replacement of turbulence PostFX improves visual quality of underwater scenes
This commit is contained in:
SilentMike 2013-08-04 21:49:24 -07:00
commit 3909c0eba5
4 changed files with 38 additions and 38 deletions
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12
Templates/Empty/game/core/scripts/client/postFx/turbulence.cs
View file

@ -20,6 +20,16 @@
// IN THE SOFTWARE. // IN THE SOFTWARE.
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
singleton GFXStateBlockData( PFX_TurbulenceStateBlock : PFX_DefaultStateBlock)
{
zDefined = false;
zEnable = false;
zWriteEnable = false;
samplersDefined = true;
samplerStates[0] = SamplerClampLinear;
};
singleton ShaderData( PFX_TurbulenceShader ) singleton ShaderData( PFX_TurbulenceShader )
{ {
DXVertexShaderFile = "shaders/common/postFx/postFxV.hlsl"; DXVertexShaderFile = "shaders/common/postFx/postFxV.hlsl";
@ -39,7 +49,7 @@ singleton PostEffect( TurbulenceFx )
renderBin = "ObjTranslucentBin"; renderBin = "ObjTranslucentBin";
shader = PFX_TurbulenceShader; shader = PFX_TurbulenceShader;
stateBlock = PFX_myShaderStateBlock; stateBlock=PFX_TurbulenceStateBlock;
texture[0] = "$backBuffer"; texture[0] = "$backBuffer";
renderPriority = 0.1; renderPriority = 0.1;

20
Templates/Empty/game/shaders/common/postFx/turbulenceP.hlsl
View file

@ -26,20 +26,10 @@ uniform float accumTime;
float4 main( PFXVertToPix IN, uniform sampler2D inputTex : register(S0) ) : COLOR float4 main( PFXVertToPix IN, uniform sampler2D inputTex : register(S0) ) : COLOR
{ {
float reduction = 128; float speed = 2.0;
float power = 1.0; float distortion = 6.0;
float speed = 3.0;
float frequency=8;
float backbuffer_edge_coef=0.98;
float2 screen_center = float2(0.5, 0.5);
float2 cPos = (IN.uv0 - screen_center);
float len = 1.0 - length(cPos);
float2 uv = clamp((cPos / len * cos(len * frequency - (accumTime * speed)) * (power / reduction)), 0, 1);
return tex2D(inputTex, IN.uv0 * backbuffer_edge_coef + uv);
// float4 color = tex2D(inputTex, IN.uv0 * backbuffer_edge_coef+(sin*right));
// return color;
float y = IN.uv0.y + (cos(IN.uv0.y * distortion + accumTime * speed) * 0.01);
float x = IN.uv0.x + (sin(IN.uv0.x * distortion + accumTime * speed) * 0.01);
return tex2D (inputTex, float2(x, y));
} }

12
Templates/Full/game/core/scripts/client/postFx/turbulence.cs
View file

@ -20,6 +20,16 @@
// IN THE SOFTWARE. // IN THE SOFTWARE.
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
singleton GFXStateBlockData( PFX_TurbulenceStateBlock : PFX_DefaultStateBlock)
{
zDefined = false;
zEnable = false;
zWriteEnable = false;
samplersDefined = true;
samplerStates[0] = SamplerClampLinear;
};
singleton ShaderData( PFX_TurbulenceShader ) singleton ShaderData( PFX_TurbulenceShader )
{ {
DXVertexShaderFile = "shaders/common/postFx/postFxV.hlsl"; DXVertexShaderFile = "shaders/common/postFx/postFxV.hlsl";
@ -39,7 +49,7 @@ singleton PostEffect( TurbulenceFx )
renderBin = "ObjTranslucentBin"; renderBin = "ObjTranslucentBin";
shader = PFX_TurbulenceShader; shader = PFX_TurbulenceShader;
stateBlock = PFX_myShaderStateBlock; stateBlock=PFX_TurbulenceStateBlock;
texture[0] = "$backBuffer"; texture[0] = "$backBuffer";
renderPriority = 0.1; renderPriority = 0.1;

20
Templates/Full/game/shaders/common/postFx/turbulenceP.hlsl
View file

@ -26,20 +26,10 @@ uniform float accumTime;
float4 main( PFXVertToPix IN, uniform sampler2D inputTex : register(S0) ) : COLOR float4 main( PFXVertToPix IN, uniform sampler2D inputTex : register(S0) ) : COLOR
{ {
float reduction = 128; float speed = 2.0;
float power = 1.0; float distortion = 6.0;
float speed = 3.0;
float frequency=8;
float backbuffer_edge_coef=0.98;
float2 screen_center = float2(0.5, 0.5);
float2 cPos = (IN.uv0 - screen_center);
float len = 1.0 - length(cPos);
float2 uv = clamp((cPos / len * cos(len * frequency - (accumTime * speed)) * (power / reduction)), 0, 1);
return tex2D(inputTex, IN.uv0 * backbuffer_edge_coef + uv);
// float4 color = tex2D(inputTex, IN.uv0 * backbuffer_edge_coef+(sin*right));
// return color;
float y = IN.uv0.y + (cos(IN.uv0.y * distortion + accumTime * speed) * 0.01);
float x = IN.uv0.x + (sin(IN.uv0.x * distortion + accumTime * speed) * 0.01);
return tex2D (inputTex, float2(x, y));
} }