tmp

GeometryEditor2D/rsc/shaders/default.frag

@@ -0,0 +1,9 @@
+#version 330 core
+
+uniform vec4 Color;
+
+out vec4 FragColor;
+
+void main() {
+  FragColor = vec4(1.f);
+}

GeometryEditor2D/rsc/shaders/default.vert

@@ -0,0 +1,22 @@
+#version 330 core
+
+layout(location = 0) in vec2 point;
+
+uniform vec4 Viewport;
+
+void main() {
+    vec2 transformedPoint = point;
+
+    transformedPoint.x = transformedPoint.x - Viewport.x;
+    transformedPoint.y = transformedPoint.y - Viewport.y;
+
+    transformedPoint.x = transformedPoint.x / Viewport.z;
+    transformedPoint.y = transformedPoint.y / Viewport.w;
+
+    transformedPoint.y = -transformedPoint.y;
+
+    transformedPoint.y = transformedPoint.y * 2;
+    transformedPoint.x = transformedPoint.x * 2;
+
+	gl_Position = vec4(transformedPoint.x - 1, transformedPoint.y + 1, 1.0, 1.0);
+}