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examples: Improve plasma effect settings

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Michael Fabian 'Xaymar' Dirks 2019-12-21 19:09:42 +01:00
parent 9ef60cc2f9
commit 0bf4a3ff01
1 changed files with 57 additions and 19 deletions
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76
data/examples/shaders/source/plasma.effect
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@ -12,24 +12,61 @@ uniform float4 Time<
>; >;
// Params // Params
uniform float PlasmaScale< uniform float PlasmaUVScale <
bool visible = true; bool visible = true;
string name = "Plasma Scale"; int order = 0;
float min = 100.0; string name = "UV Scaling";
float max = 1000.0; string suffix = " %";
string type = "slider";
float minimum = 1.0;
float maximum = 10000.0;
float step = 0.01;
float scale = 0.01;
> = 100.0; > = 100.0;
uniform float3 LowColor<
float min = 0.0; uniform float PlasmaTwists <
float max = 100.0; bool visible = true;
> = {0.0, 0.0, 0.0}; int order = 1;
uniform float3 MiddleColor< string name = "Twists";
float min = 0.0; string type = "slider";
float max = 100.0; float minimum = 0.01;
> = {0.5, 0.5, 0.5}; float maximum = 100.0;
uniform float3 HighColor< float step = 0.01;
float min = 0.0; float scale = 3.1415926535897932384626433832795;
float max = 100.0; > = 1.0;
> = {1.0, 1.0, 1.0};
uniform float4 PlasmaLowColor <
bool visible = true;
int order = 2;
string name = "Color 1";
string type = "slider";
float minimum = -1000.0;
float maximum = 1000.0;
float step = 0.01;
float scale = 0.01;
> = {100.0, 0.0, 0.0, 100.0};
uniform float4 PlasmaMiddleColor <
bool visible = true;
int order = 3;
string name = "Color 2";
string type = "slider";
float minimum = -1000.0;
float maximum = 1000.0;
float step = 0.01;
float scale = 0.01;
> = {0.0, 100.0, 0.0, 100.0};
uniform float4 PlasmaHighColor <
bool visible = true;
int order = 4;
string name = "Color 3";
string type = "slider";
float minimum = -1000.0;
float maximum = 1000.0;
float step = 0.01;
float scale = 0.01;
> = {0.0, 0.0, 100.0, 100.0};;
struct StageData { struct StageData {
float4 pos : POSITION; float4 pos : POSITION;
@ -38,6 +75,7 @@ struct StageData {
StageData VSDefault(StageData data) { StageData VSDefault(StageData data) {
data.pos = mul(float4(data.pos.xyz, 1.0), ViewProj); data.pos = mul(float4(data.pos.xyz, 1.0), ViewProj);
data.uv *= PlasmaUVScale;
return data; return data;
} }
@ -73,7 +111,7 @@ float4 Plasma(StageData data) : TARGET {
float b = Plasma2(data.uv, Time[0]); float b = Plasma2(data.uv, Time[0]);
float c = Plasma3(data.uv, Time[0]); float c = Plasma3(data.uv, Time[0]);
float v = abs(sin((a + b + c) * (PlasmaScale / 100.0))); float v = abs(sin((a + b + c) * (PlasmaTwists / 100.0)));
return float4(v,v,v, 1.0); return float4(v,v,v, 1.0);
} }
@ -92,11 +130,11 @@ float4 ColoredPlasma(StageData data) : TARGET {
float b = Plasma2(data.uv, Time[0]); float b = Plasma2(data.uv, Time[0]);
float c = Plasma3(data.uv, Time[0]); float c = Plasma3(data.uv, Time[0]);
float v = abs(sin((a + b + c) * (PlasmaScale / 100.0))); float v = abs(sin((a + b + c) * (PlasmaTwists / 100.0)));
float v1 = clamp(v * 2.0, 0., 1.); float v1 = clamp(v * 2.0, 0., 1.);
float v2 = clamp((v - 0.5) * 2.0, 0., 1.); float v2 = clamp((v - 0.5) * 2.0, 0., 1.);
float3 col = lerp(lerp(LowColor, MiddleColor, v1), HighColor, v2); float3 col = lerp(lerp(PlasmaLowColor, PlasmaMiddleColor, v1), PlasmaHighColor, v2);
return float4(col, 1.0); return float4(col, 1.0);
} }