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[Pixel Math] Add comparison operators.

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Tanasart 2024-12-21 18:33:24 +07:00
parent d73d2de662
commit 917165eca6
3 changed files with 15 additions and 3 deletions
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2
scripts/node_pixel_math/node_pixel_math.gml
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@ -27,7 +27,7 @@ function Node_Pixel_Math(_x, _y, _group = noone) : Node_Processor(_x, _y, _group
__init_mask_modifier(2); // inputs 5, 6,
_scroll = array_clone(global.node_math_scroll, 1);
array_append(_scroll, ["Less than", "Greater than"]);
array_append(_scroll, ["Less than", "Less than equal", "Greater than", "Greater than equal"]);
newInput(7, nodeValue_Enum_Scroll("Operator", self, 0, _scroll));
newInput(8, nodeValue_Vec4("Operand", self, [ 0, 0, 0, 0 ]));

4
shaders/sh_outline/sh_outline.fsh
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@ -92,8 +92,8 @@ void checkPixel(vec2 px, vec2 p) {
if(side == 0 && crop_border == 1 && (txs.x < 0. || txs.x > 1. || txs.y < 0. || txs.y > 1.)) return;
vec4 sam = sampleTexture( gm_BaseTexture, txs );
if(side == 0 && sam.a > 0.) return; //inside border, skip if current pixel is filled
if(side == 1 && sam.a < 1.) return; //outside border, skip if current pixel is empty
if(side == 0 && sam.a == 1.) return; //inside border, skip if current pixel is filled
if(side == 1 && sam.a == 0.) return; //outside border, skip if current pixel is empty
isOutline = true;

12
shaders/sh_pixel_math/sh_pixel_math.fsh
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@ -109,11 +109,23 @@ void main() {
res.a = 1.;
} else if(operator == 19) {
res.r = res.r <= op.r? 1. : 0.;
res.g = res.g <= op.g? 1. : 0.;
res.b = res.b <= op.b? 1. : 0.;
res.a = 1.;
} else if(operator == 20) {
res.r = res.r > op.r? 1. : 0.;
res.g = res.g > op.g? 1. : 0.;
res.b = res.b > op.b? 1. : 0.;
res.a = 1.;
} else if(operator == 21) {
res.r = res.r >= op.r? 1. : 0.;
res.g = res.g >= op.g? 1. : 0.;
res.b = res.b >= op.b? 1. : 0.;
res.a = 1.;
}
gl_FragColor = res;