Revision control
Copy as Markdown
{
"QEP": {
"QQEM": "0.43",
"connections": [
{
"fromId": 0,
"toId": 3
},
{
"fromId": 3,
"toId": 1
}
],
"exportDirectory": ".",
"exportFlags": 2,
"exportName": "gridshader",
"nodes": [
{
"fragmentCode": [
"void main() {",
" @nodes",
" fragColor = fragColor * qt_Opacity;",
"}"
],
"name": "Main",
"nodeId": 0,
"type": 0,
"vertexCode": [
"void main() {",
" texCoord = qt_MultiTexCoord0;",
" if (origo == 0)",
" fragCoord = vec2(qt_Vertex.x, iResolution.y - qt_Vertex.y);",
" else if (origo == 1)",
" fragCoord = qt_Vertex.xy;",
" else if (origo == 2)",
" fragCoord = vec2(iResolution.x - qt_Vertex.x, qt_Vertex.y);",
" else",
" fragCoord = vec2(iResolution.x - qt_Vertex.x, iResolution.y - qt_Vertex.y);",
" fragCoord += gridMovement;",
" vec2 vertCoord = qt_Vertex.xy;",
" @nodes",
" gl_Position = qt_Matrix * vec4(vertCoord, 0.0, 1.0);",
"}"
],
"x": 140,
"y": 35.400001525878906
},
{
"name": "Output",
"nodeId": 1,
"type": 1,
"x": 140,
"y": 592.5999755859375
},
{
"description": "This is an empty node for creating custom effects.",
"fragmentCode": [
"float createBars(float coord, float spacing, float strokeWidth) {",
" float sbar = 1.0 / spacing;// * 0.5;",
" float barWidth = strokeWidth / spacing;// * 0.5;",
" float firstPos = -((gridLineWidth / spacing) * 0.5);",
" float p = firstPos + coord * sbar;",
" //float p = (coord - 0.5) * sbar;",
" float bar = abs(2.0 * fract(p) - 1.0);",
" float barSmoothness = smoothing / spacing;",
" bar = smoothstep(1.0 - barWidth - barSmoothness, 1.0 - barWidth + barSmoothness, bar);",
" return bar;",
"}",
"",
"@main",
"{",
" // sublines",
" float subLines = 0.0;",
" if (gridVisibility.z > 0)",
" subLines += createBars(fragCoord.x, gridWidth * horizontalSubGridScale, subGridLineWidth);",
" if (gridVisibility.w > 0)",
" subLines += createBars(fragCoord.y, gridHeight * verticalSubGridScale, subGridLineWidth) * (1.0 - subLines);",
" // Major lines",
" float lines = 0.0;",
" if (gridVisibility.x > 0)",
" lines += createBars(fragCoord.x, gridWidth, gridLineWidth);",
" if (gridVisibility.y > 0)",
" lines += createBars(fragCoord.y, gridHeight, gridLineWidth) * (1.0 - lines);",
" // Combine lines, sublines below",
" vec3 barColor = plotAreaBackgroundColor.rgb;",
" float gridColorAlpha = lines * gridColor.a;",
" float subGridColorAlpha = subLines * subGridColor.a;",
" barColor = mix(barColor, subGridColor.rgb, subGridColorAlpha);",
" barColor = mix(barColor, gridColor.rgb, gridColorAlpha);",
" fragColor = vec4(barColor, min(1.0, subGridColorAlpha + gridColorAlpha + plotAreaBackgroundColor.a));",
"}"
],
"name": "Grids",
"nodeId": 3,
"properties": [
{
"defaultValue": "0",
"maxValue": "3",
"minValue": "0",
"name": "origo",
"type": "int",
"value": "0"
},
{
"defaultValue": "1, 1, 1, 1",
"maxValue": "1, 1, 1, 1",
"minValue": "0, 0, 0, 0",
"name": "gridVisibility",
"type": "vec4",
"value": "1, 1, 1, 1"
},
{
"defaultValue": "50",
"maxValue": "100",
"minValue": "10",
"name": "gridWidth",
"type": "float",
"value": "50"
},
{
"defaultValue": "50",
"maxValue": "100",
"minValue": "10",
"name": "gridHeight",
"type": "float",
"value": "50"
},
{
"defaultValue": "0, 0",
"maxValue": "500, 500",
"minValue": "-500, -500",
"name": "gridMovement",
"type": "vec2",
"value": "0, 0"
},
{
"defaultValue": "0.5, 0.5, 0.5, 1",
"name": "subGridColor",
"type": "color",
"value": "0.5, 0.5, 0.5, 1"
},
{
"defaultValue": "1, 1, 1, 1",
"name": "gridColor",
"type": "color",
"value": "1, 1, 1, 1"
},
{
"defaultValue": "1",
"maxValue": "5",
"minValue": "0",
"name": "subGridLineWidth",
"type": "float",
"value": "1"
},
{
"defaultValue": "2",
"maxValue": "5",
"minValue": "0",
"name": "gridLineWidth",
"type": "float",
"value": "2"
},
{
"defaultValue": "1",
"maxValue": "5",
"minValue": "0",
"name": "smoothing",
"type": "float",
"value": "1"
},
{
"defaultValue": "0.2",
"maxValue": "1",
"minValue": "0",
"name": "verticalSubGridScale",
"type": "float",
"value": "0.2"
},
{
"defaultValue": "0.2",
"maxValue": "1",
"minValue": "0",
"name": "horizontalSubGridScale",
"type": "float",
"value": "0.2"
},
{
"defaultValue": "0, 0, 0, 0",
"name": "plotAreaBackgroundColor",
"type": "color",
"value": "0, 0, 0, 0"
}
],
"type": 2,
"x": 105,
"y": 129.55999755859375
}
],
"version": 1
}
}