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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
uniform float PlasmaScale<
uniform float PlasmaUVScale <
bool visible = true;
string name = "Plasma Scale";
float min = 100.0;
float max = 1000.0;
int order = 0;
string name = "UV Scaling";
string suffix = " %";
string type = "slider";
float minimum = 1.0;
float maximum = 10000.0;
float step = 0.01;
float scale = 0.01;
> = 100.0;
uniform float3 LowColor<
float min = 0.0;
float max = 100.0;
> = {0.0, 0.0, 0.0};
uniform float3 MiddleColor<
float min = 0.0;
float max = 100.0;
> = {0.5, 0.5, 0.5};
uniform float3 HighColor<
float min = 0.0;
float max = 100.0;
> = {1.0, 1.0, 1.0};
uniform float PlasmaTwists <
bool visible = true;
int order = 1;
string name = "Twists";
string type = "slider";
float minimum = 0.01;
float maximum = 100.0;
float step = 0.01;
float scale = 3.1415926535897932384626433832795;
> = 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 {
float4 pos : POSITION;
@ -38,6 +75,7 @@ struct StageData {
StageData VSDefault(StageData data) {
data.pos = mul(float4(data.pos.xyz, 1.0), ViewProj);
data.uv *= PlasmaUVScale;
return data;
}
@ -73,7 +111,7 @@ float4 Plasma(StageData data) : TARGET {
float b = Plasma2(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);
}
@ -92,11 +130,11 @@ float4 ColoredPlasma(StageData data) : TARGET {
float b = Plasma2(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 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);
}