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, 43 insertions, 0 deletions

diff --git a/packages/frontend/src/utility/image-compositor-functions/checker.glsl b/packages/frontend/src/utility/image-compositor-functions/checker.glsl
new file mode 100644
index 0000000000..09d11c15d2
--- /dev/null
+++ b/packages/frontend/src/utility/image-compositor-functions/checker.glsl
@@ -0,0 +1,43 @@
+#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 vec3 u_color;
+uniform float u_opacity;
+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 fmodResult = mod(floor(u_scale * rotatedUV.x) + floor(u_scale * rotatedUV.y), 2.0);
+	float fin = max(sign(fmodResult), 0.0);
+
+	out_color = vec4(
+		mix(in_color.r, u_color.r, fin * u_opacity),
+		mix(in_color.g, u_color.g, fin * u_opacity),
+		mix(in_color.b, u_color.b, fin * u_opacity),
+		in_color.a
+	);
+}