Update README.md

README.md

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+## USEFULL TOOLS
+
+- RHAI [(Embedded Scripting for Rust)](https://github.com/rhaiscript/rhai)
+- GFX [(Low-level, cross-platform graphics and compute abstraction library)](https://github.com/gfx-rs/gfx)
+- WINIT [(Cross-platform window creation and management)](https://github.com/rust-windowing/winit)
+- RUSTTYPE [(Font lib)](https://gitlab.redox-os.org/redox-os/rusttype)
+- SPECS [(Entity-Component System)](https://github.com/amethyst/specs)
+- PAREEN [(Animation)](https://github.com/leod/pareen)
+
+## USEFULL LINK
+
+- https://arewegameyet.rs/

engine_core/shaders/rect.vert

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+#version 150 core
+
+uniform sampler2D t_Awesome;
+uniform int i_Switch;
+
+in vec4 v_Color;
+in vec2 v_Uv;
+out vec4 Target0;
+
+void main() {
+    vec3 aw = texture(t_Awesome, v_Uv).rgb;
+
+    if(i_Switch == 0) {
+        if(aw == vec3(0.0, 0.0, 0.0)) {
+            Target0 = 0.20 * v_Color;
+        } else {
+            Target0 = vec4(aw, 1.0);
+        }
+    } else {
+        Target0 = v_Color;
+    }
+}