Possibly working bgfx shaders

src/game/Core/Shaders/BGFX/Fragment.sc

@@ -0,0 +1,7 @@
+$output v_Position, v_TextureCoord
+
+SAMPLER2D(DiffuseTexture, 0);
+
+void main() {
+    gl_FragColor = texture2D(DiffuseTexture, v_TextureCoord);
+}

src/game/Core/Shaders/BGFX/Vertex.sc

@@ -0,0 +1,9 @@
+$input Position, TextureCoord
+$output v_Position, v_TextureCoord
+
+void main() {
+    gl_Position = u_modelViewProj * vec4(Position, 1.0);
+
+    v_Position = Position;
+    v_TextureCoord = TextureCoord;
+}

src/game/Core/Shaders/BGFX/varying.dev.sc

@@ -0,0 +1,5 @@
+vec2 v_TextureCoord : TEXCOORD0 = vec2(0.0, 0.0);
+vec3 v_Position : TEXCOORD1 = vec3(0.0, 0.0, 0.0);
+
+vec3 Position : POSITION;
+vec2 TextureCoord : TEXCOORD0;