Introduce the UI shader

2 files changed, 24 insertions, 0 deletions

diff --git a/gfx/gl/shaders/uiShader.fs b/gfx/gl/shaders/uiShader.fs
new file mode 100644
index 0000000..907c4f1
--- /dev/null
+++ b/gfx/gl/shaders/uiShader.fs
@@ -0,0 +1,11 @@
+#version 130
+
+in vec2 texCoord0;
+
+uniform sampler2D sampler;
+
+void
+main()
+{
+	gl_FragColor = texture(sampler, texCoord0);
+}
diff --git a/gfx/gl/shaders/uiShader.vs b/gfx/gl/shaders/uiShader.vs
new file mode 100644
index 0000000..0d00fed
--- /dev/null
+++ b/gfx/gl/shaders/uiShader.vs
@@ -0,0 +1,13 @@
+#version 130
+
+in vec4 position;
+
+out vec2 texCoord0;
+uniform mat4 uiProjection;
+
+void
+main()
+{
+	gl_Position = uiProjection * vec4(position.xy, 0.0, 1.0);
+	texCoord0 = position.zw;
+}