Initial commit

1 files changed, 18 insertions, 0 deletions

diff --git a/09-september/resources/shaders/particlesShader.vert b/09-september/resources/shaders/particlesShader.vert
new file mode 100644
index 0000000..2b1ad60
--- /dev/null
+++ b/09-september/resources/shaders/particlesShader.vert
@@ -0,0 +1,18 @@
+#version 420
+
+in layout(location=0) vec3 position; /* vertex position in model coordinates */
+in layout(location=1) vec2 offset; /* xy coordinates offset for atlases */
+in layout(location=2) mat4 M_MVP;
+
+out vec2 Fragment_UV; /* UV coordinates for the fragment */
+
+uniform float number_of_rows; /* For texture atlases */
+
+void main()
+{
+    gl_Position = M_MVP * vec4(position, 1.0);
+
+    Fragment_UV = position.xy + vec2(0.5, 0.5);
+    Fragment_UV.y = 1.0 - Fragment_UV.y;
+    Fragment_UV = (Fragment_UV / number_of_rows ) + offset;
+}