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sonic3air-main/Oxygen/oxygenengine/data/shader/simple_copy_screen.shader

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+
+## ----- Shared -------------------------------------------------------------------
+
+#version 130
+
+precision mediump float;
+precision mediump int;
+
+
+
+## ----- Vertex -------------------------------------------------------------------
+
+in vec2 position;
+out vec2 uv0;
+
+void main()
+{
+	uv0.xy = position.xy;
+	gl_Position.x = position.x * 2.0 - 1.0;
+	gl_Position.y = position.y * 2.0 - 1.0;
+	gl_Position.z = 0.0;
+	gl_Position.w = 1.0;
+}
+
+
+
+## ----- Fragment -----------------------------------------------------------------
+
+in vec2 uv0;
+out vec4 FragColor;
+
+uniform sampler2D Texture;
+
+void main()
+{
+	FragColor = texture(Texture, uv0);
+}
+
+
+
+## ----- TECH ---------------------------------------------------------------------
+
+technique Standard
+{
+	blendfunc = opaque;
+	vs = Shared + Vertex;
+	fs = Shared + Fragment;
+	vertexattrib[0] = position;
+}

sonic3air-main/Oxygen/oxygenengine/data/shader/simple_rect_colored.shader

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+
+## ----- Shared -------------------------------------------------------------------
+
+#version 130
+
+precision mediump float;
+precision mediump int;
+
+
+
+## ----- Vertex -------------------------------------------------------------------
+
+in vec2 position;
+
+uniform vec4 Transform;
+
+void main()
+{
+	vec2 pos = vec2(Transform.x + position.x * Transform.z, Transform.y + position.y * Transform.w);
+
+	// Intentionally using a z-value of 0.5
+	gl_Position = vec4(pos, 0.5, 1.0);
+}
+
+
+
+## ----- Fragment -----------------------------------------------------------------
+
+out vec4 FragColor;
+
+uniform vec4 Color;
+
+void main()
+{
+	FragColor = Color;
+}
+
+
+
+## ----- TECH ---------------------------------------------------------------------
+
+technique Standard
+{
+	blendfunc = alpha;
+	vs = Shared + Vertex;
+	fs = Shared + Fragment;
+	vertexattrib[0] = position;
+}

sonic3air-main/Oxygen/oxygenengine/data/shader/simple_rect_depthwrite.shader

@@ -0,0 +1,52 @@
+
+## ----- Shared -------------------------------------------------------------------
+
+#version 130
+
+precision mediump float;
+precision mediump int;
+
+
+
+## ----- Vertex -------------------------------------------------------------------
+
+in vec2 position;
+
+uniform ivec4 Rect;
+uniform ivec2 GameResolution;
+uniform float DepthValue;
+
+void main()
+{
+	ivec2 screenPosition;
+	screenPosition.x = Rect.x + int(position.x * float(Rect.z) + 0.5);
+	screenPosition.y = Rect.y + int(position.y * float(Rect.w) + 0.5);
+
+	gl_Position.x = float(screenPosition.x) / float(GameResolution.x) * 2.0 - 1.0;
+	gl_Position.y = float(screenPosition.y) / float(GameResolution.y) * 2.0 - 1.0;
+	gl_Position.z = DepthValue;
+	gl_Position.w = 1.0;
+}
+
+
+
+## ----- Fragment -----------------------------------------------------------------
+
+out vec4 FragColor;
+
+void main()
+{
+	FragColor = vec4(0.0, 0.0, 0.0, 1.0);
+}
+
+
+
+## ----- TECH ---------------------------------------------------------------------
+
+technique Standard
+{
+	blendfunc = add;
+	vs = Shared + Vertex;
+	fs = Shared + Fragment;
+	vertexattrib[0] = position;
+}