feat(frontend): EXIFフレーム機能 (#16725)

* wip

* wip

* Update ImageEffector.ts

* Update image-label-renderer.ts

* Update image-label-renderer.ts

* wip

* Update image-label-renderer.ts

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* Update use-uploader.ts

* Update watermark.ts

* wip

* wu

* wip

* Update image-frame-renderer.ts

* wip

* wip

* Update image-frame-renderer.ts

* Create ImageCompositor.ts

* Update ImageCompositor.ts

* wip

* wip

* Update ImageEffector.ts

* wip

* Update use-uploader.ts

* wip

* wip

* wip

* wip

* Update fxs.ts

* wip

* wip

* wip

* Update CHANGELOG.md

* wip

* wip

* Update MkImageEffectorDialog.vue

* Update MkImageEffectorDialog.vue

* Update MkImageFrameEditorDialog.vue

* Update use-uploader.ts

* improve error handling

* Update use-uploader.ts

* 🎨

* wip

* wip

* lazy load

* lazy load

* wip

* wip

* wip

1 files changed, 75 insertions, 0 deletions

diff --git a/packages/frontend/src/utility/image-compositor-functions/polkadot.glsl b/packages/frontend/src/utility/image-compositor-functions/polkadot.glsl
new file mode 100644
index 0000000000..39ecad34b5
--- /dev/null
+++ b/packages/frontend/src/utility/image-compositor-functions/polkadot.glsl
@@ -0,0 +1,75 @@
+#version 300 es
+precision mediump float;
+
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+const float PI = 3.141592653589793;
+const float TWO_PI = 6.283185307179586;
+const float HALF_PI = 1.5707963267948966;
+
+in vec2 in_uv;
+uniform sampler2D in_texture;
+uniform vec2 in_resolution;
+uniform float u_angle;
+uniform float u_scale;
+uniform float u_major_radius;
+uniform float u_major_opacity;
+uniform float u_minor_divisions;
+uniform float u_minor_radius;
+uniform float u_minor_opacity;
+uniform vec3 u_color;
+out vec4 out_color;
+
+void main() {
+	vec4 in_color = texture(in_texture, in_uv);
+	float x_ratio = max(in_resolution.x / in_resolution.y, 1.0);
+	float y_ratio = max(in_resolution.y / in_resolution.x, 1.0);
+
+	float angle = -(u_angle * PI);
+	vec2 centeredUv = (in_uv - vec2(0.5, 0.5)) * vec2(x_ratio, y_ratio);
+	vec2 rotatedUV = vec2(
+		centeredUv.x * cos(angle) - centeredUv.y * sin(angle),
+		centeredUv.x * sin(angle) + centeredUv.y * cos(angle)
+	);
+
+	float major_modX = mod(rotatedUV.x, (1.0 / u_scale));
+	float major_modY = mod(rotatedUV.y, (1.0 / u_scale));
+	float major_threshold = ((u_major_radius / 2.0) / u_scale);
+	if (
+		length(vec2(major_modX, major_modY)) < major_threshold ||
+		length(vec2((1.0 / u_scale) - major_modX, major_modY)) < major_threshold ||
+		length(vec2(major_modX, (1.0 / u_scale) - major_modY)) < major_threshold ||
+		length(vec2((1.0 / u_scale) - major_modX, (1.0 / u_scale) - major_modY)) < major_threshold
+	) {
+		out_color = vec4(
+			mix(in_color.r, u_color.r, u_major_opacity),
+			mix(in_color.g, u_color.g, u_major_opacity),
+			mix(in_color.b, u_color.b, u_major_opacity),
+			in_color.a
+		);
+		return;
+	}
+
+	float minor_modX = mod(rotatedUV.x, (1.0 / u_scale / u_minor_divisions));
+	float minor_modY = mod(rotatedUV.y, (1.0 / u_scale / u_minor_divisions));
+	float minor_threshold = ((u_minor_radius / 2.0) / (u_minor_divisions * u_scale));
+	if (
+		length(vec2(minor_modX, minor_modY)) < minor_threshold ||
+		length(vec2((1.0 / u_scale / u_minor_divisions) - minor_modX, minor_modY)) < minor_threshold ||
+		length(vec2(minor_modX, (1.0 / u_scale / u_minor_divisions) - minor_modY)) < minor_threshold ||
+		length(vec2((1.0 / u_scale / u_minor_divisions) - minor_modX, (1.0 / u_scale / u_minor_divisions) - minor_modY)) < minor_threshold
+	) {
+		out_color = vec4(
+			mix(in_color.r, u_color.r, u_minor_opacity),
+			mix(in_color.g, u_color.g, u_minor_opacity),
+			mix(in_color.b, u_color.b, u_minor_opacity),
+			in_color.a
+		);
+		return;
+	}
+
+	out_color = in_color;
+}