/*
{
"CATEGORIES" : [
"Glitch"
],
"DESCRIPTION" : "Buffers 8 recent frames",
"ISFVSN" : "2",
"INPUTS" : [
{
"NAME" : "inputImage",
"TYPE" : "image"
},
{
"NAME" : "inputRate",
"TYPE" : "float",
"MAX" : 20,
"DEFAULT" : 1,
"LABEL" : "Buffer Lag",
"MIN" : 0
},
{
"LABELS" : [
"Color Picker",
"Image Input"
],
"NAME" : "delayMode",
"TYPE" : "long",
"LABEL" : "Delay Mode",
"VALUES" : [
0,
1
]
},
{
"NAME" : "inputDelay",
"LABEL" : "Buffer",
"TYPE" : "color"
},
{
"NAME" : "inputDelayImage",
"TYPE" : "image",
"LABEL" : "Delay Image"
}
],
"PASSES" : [
{
"WIDTH" : "1",
"DESCRIPTION" : "this buffer stores the last frame's odd \/ even state",
"HEIGHT" : "1",
"TARGET" : "lastRow",
"PERSISTENT" : true
},
{
"TARGET" : "buffer8",
"PERSISTENT" : true
},
{
"TARGET" : "buffer7",
"PERSISTENT" : true
},
{
"TARGET" : "buffer6",
"PERSISTENT" : true
},
{
"TARGET" : "buffer5",
"PERSISTENT" : true
},
{
"TARGET" : "buffer4",
"PERSISTENT" : true
},
{
"TARGET" : "buffer3",
"PERSISTENT" : true
},
{
"TARGET" : "buffer2",
"PERSISTENT" : true
},
{
"TARGET" : "buffer1",
"PERSISTENT" : true
},
{
}
],
"CREDIT" : "by VIDVOX"
}
*/
void main()
{
// first pass: read the "buffer7" into "buffer8"
// apply lag on each pass
// if this is the first pass, i'm going to read the position from the "lastRow" image, and write a new position based on this and the hold variables
if (PASSINDEX == 0) {
vec4 srcPixel = IMG_PIXEL(lastRow,vec2(0.5));
// i'm only using the X and Y components, which are the X and Y offset (normalized) for the frame
if (inputRate == 0.0) {
srcPixel.x = 0.0;
srcPixel.y = 0.0;
}
else if (inputRate <= 1.0) {
srcPixel.x = (srcPixel.x) > 0.5 ? 0.0 : 1.0;
srcPixel.y = 0.0;
}
else {
srcPixel.x = srcPixel.x + 1.0 / inputRate + srcPixel.y;
if (srcPixel.x > 1.0) {
srcPixel.y = mod(srcPixel.x, 1.0);
srcPixel.x = 0.0;
}
}
gl_FragColor = srcPixel;
}
if (PASSINDEX == 1) {
vec4 lastRow = IMG_PIXEL(lastRow,vec2(0.5));
if (lastRow.x == 0.0) {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer7);
}
else {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer8);
}
}
else if (PASSINDEX == 2) {
vec4 lastRow = IMG_PIXEL(lastRow,vec2(0.5));
if (lastRow.x == 0.0) {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer6);
}
else {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer7);
}
}
else if (PASSINDEX == 3) {
vec4 lastRow = IMG_PIXEL(lastRow,vec2(0.5));
if (lastRow.x == 0.0) {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer5);
}
else {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer6);
}
}
else if (PASSINDEX == 4) {
vec4 lastRow = IMG_PIXEL(lastRow,vec2(0.5));
if (lastRow.x == 0.0) {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer4);
}
else {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer5);
}
}
else if (PASSINDEX == 5) {
vec4 lastRow = IMG_PIXEL(lastRow,vec2(0.5));
if (lastRow.x == 0.0) {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer3);
}
else {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer4);
}
}
else if (PASSINDEX == 6) {
vec4 lastRow = IMG_PIXEL(lastRow,vec2(0.5));
if (lastRow.x == 0.0) {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer2);
}
else {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer3);
}
}
else if (PASSINDEX == 7) {
vec4 lastRow = IMG_PIXEL(lastRow,vec2(0.5));
if (lastRow.x == 0.0) {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer1);
}
else {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer2);
}
}
else if (PASSINDEX == 8) {
vec4 lastRow = IMG_PIXEL(lastRow,vec2(0.5));
if (lastRow.x == 0.0) {
gl_FragColor = IMG_THIS_NORM_PIXEL(inputImage);
}
else {
gl_FragColor = IMG_THIS_NORM_PIXEL(buffer1);
}
}
else if (PASSINDEX == 9) {
// Figure out which section I'm in and draw the appropriate buffer there
vec2 tex = isf_FragNormCoord;
vec4 color = vec4(0.0);
vec4 pixelBuffer = vec4(0.0);
if (delayMode == 0) {
pixelBuffer = inputDelay * 9.0;
}
else if (delayMode == 1) {
pixelBuffer = IMG_NORM_PIXEL(inputDelayImage, tex) * 9.0;
}
if (pixelBuffer.r < 1.0) {
color.r = IMG_NORM_PIXEL(inputImage, tex).r;
}
else if (pixelBuffer.r < 2.0) {
color.r = IMG_NORM_PIXEL(buffer1, tex).r;
}
else if (pixelBuffer.r < 3.0) {
color.r = IMG_NORM_PIXEL(buffer2, tex).r;
}
else if (pixelBuffer.r < 4.0) {
color.r = IMG_NORM_PIXEL(buffer3, tex).r;
}
else if (pixelBuffer.r < 5.0) {
color.r = IMG_NORM_PIXEL(buffer4, tex).r;
}
else if (pixelBuffer.r < 6.0) {
color.r = IMG_NORM_PIXEL(buffer5, tex).r;
}
else if (pixelBuffer.r < 7.0) {
color.r = IMG_NORM_PIXEL(buffer6, tex).r;
}
else if (pixelBuffer.r < 8.0) {
color.r = IMG_NORM_PIXEL(buffer7, tex).r;
}
else {
color.r = IMG_NORM_PIXEL(buffer8, tex).r;
}
if (pixelBuffer.g < 1.0) {
color.g = IMG_NORM_PIXEL(inputImage, tex).g;
}
else if (pixelBuffer.g < 2.0) {
color.g = IMG_NORM_PIXEL(buffer1, tex).g;
}
else if (pixelBuffer.g < 3.0) {
color.g = IMG_NORM_PIXEL(buffer2, tex).g;
}
else if (pixelBuffer.g < 4.0) {
color.g = IMG_NORM_PIXEL(buffer3, tex).g;
}
else if (pixelBuffer.g < 5.0) {
color.g = IMG_NORM_PIXEL(buffer4, tex).g;
}
else if (pixelBuffer.g < 6.0) {
color.g = IMG_NORM_PIXEL(buffer5, tex).g;
}
else if (pixelBuffer.g < 7.0) {
color.g = IMG_NORM_PIXEL(buffer6, tex).g;
}
else if (pixelBuffer.g < 8.0) {
color.g = IMG_NORM_PIXEL(buffer7, tex).g;
}
else {
color.g = IMG_NORM_PIXEL(buffer8, tex).g;
}
if (pixelBuffer.b < 1.0) {
color.b = IMG_NORM_PIXEL(inputImage, tex).b;
}
else if (pixelBuffer.b < 2.0) {
color.b = IMG_NORM_PIXEL(buffer1, tex).b;
}
else if (pixelBuffer.b < 3.0) {
color.b = IMG_NORM_PIXEL(buffer2, tex).b;
}
else if (pixelBuffer.b < 4.0) {
color.b = IMG_NORM_PIXEL(buffer3, tex).b;
}
else if (pixelBuffer.b < 5.0) {
color.b = IMG_NORM_PIXEL(buffer4, tex).b;
}
else if (pixelBuffer.b < 6.0) {
color.b = IMG_NORM_PIXEL(buffer5, tex).b;
}
else if (pixelBuffer.b < 7.0) {
color.b = IMG_NORM_PIXEL(buffer6, tex).b;
}
else if (pixelBuffer.b < 8.0) {
color.b = IMG_NORM_PIXEL(buffer7, tex).b;
}
else {
color.b = IMG_NORM_PIXEL(buffer8, tex).b;
}
if (pixelBuffer.a < 1.0) {
color.a = IMG_NORM_PIXEL(inputImage, tex).a;
}
else if (pixelBuffer.a < 2.0) {
color.a = IMG_NORM_PIXEL(buffer1, tex).a;
}
else if (pixelBuffer.a < 3.0) {
color.a = IMG_NORM_PIXEL(buffer2, tex).a;
}
else if (pixelBuffer.a < 4.0) {
color.a = IMG_NORM_PIXEL(buffer3, tex).a;
}
else if (pixelBuffer.a < 5.0) {
color.a = IMG_NORM_PIXEL(buffer4, tex).a;
}
else if (pixelBuffer.a < 6.0) {
color.a = IMG_NORM_PIXEL(buffer5, tex).a;
}
else if (pixelBuffer.a < 7.0) {
color.a = IMG_NORM_PIXEL(buffer6, tex).a;
}
else if (pixelBuffer.a < 8.0) {
color.a = IMG_NORM_PIXEL(buffer7, tex).a;
}
else {
color.a = IMG_NORM_PIXEL(buffer8, tex).a;
}
gl_FragColor = color;
}
}
