Designing simple preview game

2 files changed, 29 insertions, 0 deletions

diff --git a/resources/default_shader.frag b/resources/default_shader.frag
new file mode 100644
index 00000000..93db96da
--- /dev/null
+++ b/resources/default_shader.frag
@@ -0,0 +1,7 @@
+#version 130
+
+in vec2 fragment_position;
+in vec4 fragment_colour;
+in vec2 fragment_uv;
+
+out vec4 colour;
diff --git a/resources/default_shader.vert b/resources/default_shader.vert
new file mode 100644
index 00000000..d591e4bf
--- /dev/null
+++ b/resources/default_shader.vert
@@ -0,0 +1,22 @@
+#version 130
+
+in vec2 vertex_position;
+in vec4 vertex_colour;
+in vec2 vertex_uv;
+
+out vec2 fragment_position;
+out vec4 fragment_colour;
+out vec2 fragment_uv;
+
+uniform mat4 P;
+
+void main()
+{
+    gl_Position.xy = (P*vec4(vertex_position, 0.0, 1.0)).xy;
+    gl_Position.z = 0.0;
+    gl_Position.w = 1.0;
+
+    fragment_position = vertex_position;
+    fragment_colour = vertex_colour;
+    fragment_uv = vec2(vertex_uv.x, 1-vertex_uv.y);
+}