From 42991c5fdfbefed468784249bdcd0af1a454b7f1 Mon Sep 17 00:00:00 2001
From: Cameron Taylor <cameron.taylor.ninja@gmail.com>
Date: Sat, 20 Mar 2021 04:33:44 -0400
Subject: [PATCH] shader dumbshit in progress IGNORE FOR NOW!
---
source/Note.hx | 14 +++++
source/shaderslmfao/ColorSwap.hx | 90 ++++++++++++++++++++++++++++++++
2 files changed, 104 insertions(+)
create mode 100644 source/shaderslmfao/ColorSwap.hx
diff --git a/source/Note.hx b/source/Note.hx
index d979f75a6..9659ad3c0 100644
--- a/source/Note.hx
+++ b/source/Note.hx
@@ -1,9 +1,12 @@
package;
+import flixel.FlxG;
import flixel.FlxSprite;
import flixel.graphics.frames.FlxAtlasFrames;
import flixel.math.FlxMath;
import flixel.util.FlxColor;
+import flixel.util.FlxTimer;
+import shaderslmfao.ColorSwap;
using StringTools;
@@ -101,6 +104,17 @@ class Note extends FlxSprite
setGraphicSize(Std.int(width * 0.7));
updateHitbox();
antialiasing = true;
+
+ var colorSwap = new ColorSwap();
+
+ // shader = colorSwap.shader;
+
+ // colorSwap.colorToReplace = 0xFFF9393F;
+ // colorSwap.newColor = 0xFF00FF00;
+
+ // color = FlxG.random.color();
+ // color.saturation *= 4;
+ // replaceColor(0xFFC1C1C1, FlxColor.RED);
}
switch (noteData)
diff --git a/source/shaderslmfao/ColorSwap.hx b/source/shaderslmfao/ColorSwap.hx
new file mode 100644
index 000000000..4d2eac78e
--- /dev/null
+++ b/source/shaderslmfao/ColorSwap.hx
@@ -0,0 +1,90 @@
+package shaderslmfao;
+
+import flixel.system.FlxAssets.FlxShader;
+import flixel.util.FlxColor;
+
+class ColorSwap
+{
+ public var shader(default, null):ColorSwapShader;
+ public var colorToReplace(default, set):FlxColor;
+ public var newColor(default, set):FlxColor;
+
+ public function new():Void
+ {
+ shader = new ColorSwapShader();
+ shader.colorOld.value = [];
+ shader.colorNew.value = [];
+ }
+
+ function set_colorToReplace(color:FlxColor):FlxColor
+ {
+ colorToReplace = color;
+
+ shader.colorOld.value[0] = color.red;
+ shader.colorOld.value[1] = color.green;
+ shader.colorOld.value[2] = color.blue;
+
+ return color;
+ }
+
+ function set_newColor(color:FlxColor):FlxColor
+ {
+ newColor = color;
+
+ shader.colorNew.value[0] = color.red;
+ shader.colorNew.value[1] = color.green;
+ shader.colorNew.value[2] = color.blue;
+
+ return color;
+ }
+}
+
+class ColorSwapShader extends FlxShader
+{
+ @:glFragmentSource('
+ #pragma header
+
+ uniform vec3 colorOld;
+ uniform vec3 colorNew;
+ uniform float u_time;
+
+ vec3 normalizeColor(vec3 color)
+ {
+ return vec3(
+ color[0] / 255.0,
+ color[1] / 255.0,
+ color[2] / 255.0
+ );
+ }
+
+ vec3 hueShift(vec3 color, float hue) {
+ const vec3 k = vec3(0.57735, 0.57735, 0.57735);
+ float cosAngle = cos(hue);
+ return vec3(color * cosAngle + cross(k, color) * sin(hue) + k * dot(k, color) * (1.0 - cosAngle));
+ }
+
+
+ void main()
+ {
+ vec4 pixel = texture2D(bitmap, openfl_TextureCoordv);
+
+ vec3 eps = vec3(0.02, 0.02, 0.02);
+
+ vec3 colorOldNormalized = normalizeColor(colorOld);
+ vec3 colorNewNormalized = normalizeColor(colorNew);
+
+ if (all(greaterThanEqual(pixel, vec4(colorOldNormalized - eps, 1.0)) ) && all(lessThanEqual(pixel, vec4(colorOldNormalized + eps, 1.0)) )
+ )
+ {
+ pixel = vec4(hueShift(colorOldNormalized, 0.7), 1.0);
+ }
+
+ gl_FragColor = pixel;
+ }
+
+ ')
+ public function new()
+ {
+ super();
+ }
+}