Try with this:
texture tex : WAVEFORMDATA;
sampler sTex = sampler_state
{
Texture = (tex);
MipFilter = LINEAR;
MinFilter = LINEAR;
MagFilter = LINEAR;
AddressU = Clamp;
};
struct VS_IN
{
float2 pos : POSITION;
float2 tc : TEXCOORD0;
};
struct PS_IN
{
float4 pos : SV_POSITION;
float2 tc : TEXCOORD0;
};
float4 backgroundColor : BACKGROUNDCOLOR;
float4 highlightColor : HIGHLIGHTCOLOR;
float4 selectionColor : SELECTIONCOLOR;
float4 textColor : TEXTCOLOR;
float cursorPos : CURSORPOSITION;
bool cursorVisible : CURSORVISIBLE;
float seekPos : SEEKPOSITION;
bool seeking : SEEKING;
float4 replayGain : REPLAYGAIN; // album gain, track gain, album peak, track peak
float2 viewportSize : VIEWPORTSIZE;
bool horizontal : ORIENTATION;
bool flipped : FLIPPED;
bool shade_played : SHADEPLAYED;
float3 track_magnitude : TRACKMAGNITUDE;
PS_IN VS( VS_IN input )
{
PS_IN output = (PS_IN)0;
float2 half_pixel = float2(1,-1) / viewportSize;
output.pos = float4(input.pos - half_pixel, 0, 1);
if (horizontal)
output.tc = float2((input.tc.x + 1.0) / 2.0, input.tc.y);
else
output.tc = float2((-input.tc.y + 1.0) / 2.0, input.tc.x);
if (flipped)
output.tc.x = 1.0 - output.tc.x;
return output;
}
float4 bar( float pos, float2 tc, float4 fg, float4 bg, float width, bool show )
{
float dist = abs(pos - tc.x);
float4 c = (show && dist < width)
? lerp(fg, bg, smoothstep(0, width, dist))
: bg;
return c;
}
float4 evaluate( float2 tc, float cursorPos )
{
// alpha 1 indicates biased texture
float4 minmaxrms = tex1D(sTex, tc.x);
minmaxrms.rgb -= 0.5 * minmaxrms.a;
minmaxrms.rgb *= 1.0 + minmaxrms.a;
if (replayGain.g != -1000) {
minmaxrms.rgb *= pow(10,(replayGain.g) / 25) * 1.6; //use track gain
} else if (replayGain.r != -1000) {
minmaxrms.rgb *= pow(10,(replayGain.r) / 25) * 1.6; //use album gain
}
float below = tc.y - minmaxrms.r;
float above = tc.y - minmaxrms.g;
float factor = min(abs(below), abs(above));
bool outside = (below < 0 || above > 0);
bool inside_rms = abs(tc.y) <= minmaxrms.b;
bool played = cursorPos < tc.x;
float4 inside_color = played ? textColor : highlightColor;
float4 bgColor = backgroundColor;
float4 wave = outside
? bgColor
: inside_color
;
return saturate(wave);
}
float4 reflect_evaluate( float2 tc, float cursorPos)
{
float baseline = -1.0/3.0;
float low_unscale = 3.0/2.0;
float high_unscale = 3.0/4.0;
bool mirrored = tc.y < baseline;
if (mirrored) {
tc.y = baseline - tc.y;
tc.y = tc.y * low_unscale;
}
else {
tc.y = tc.y - baseline;
tc.y = tc.y * high_unscale;
}
float mag = max(-track_magnitude.r, track_magnitude.g);
if (mag > 0.95) {
tc.y = lerp(0, mag/0.95, tc.y);
}
float boost = mirrored ? 1.3 : 1.0;
float gradient = lerp(0.7, 1.0, tc.y);
return boost * gradient * evaluate(tc, cursorPos);
}
float4 PS( PS_IN input ) : SV_Target
{
float dx, dy;
if (horizontal) {
dx = 1/viewportSize.x;
dy = 1/viewportSize.y;
}
else {
dx = 1/viewportSize.y;
dy = 1/viewportSize.x;
}
float seekWidth = 2.5 * dx;
float positionWidth = 2.3 * dx;
float4 c0 = reflect_evaluate(input.tc, cursorPos);
c0 = bar(cursorPos, input.tc, selectionColor, c0, positionWidth, cursorVisible);
c0 = bar(seekPos, input.tc, selectionColor, c0, seekWidth, seeking );
return c0;
}
technique Render9
{
pass
{
VertexShader = compile vs_2_0 VS();
PixelShader = compile ps_2_0 PS();
}
}
Quiet tracks will appear bigger, loudness war victims will appear small...
Most of my music is classic rock, so i don't care that much. I think it's a good balance.
Topic: foo_wave_seekbar (Read 814234 times)
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