3 files changed, 46 insertions, 0 deletions
diff --git a/advanced_opengl/3.blending/shaders/blending.fs b/advanced_opengl/3.blending/shaders/blending.fs
new file mode 100644
index 0000000..f58c5d3
--- /dev/null
+++ b/advanced_opengl/3.blending/shaders/blending.fs
@@ -0,0 +1,13 @@
+#version 330 core
+
+out vec4 frag_color;
+
+in vec2 tex_coords;
+
+uniform sampler2D texture1;
+
+void
+main(void)
+{
+    frag_color = texture(texture1, tex_coords);
+}
diff --git a/advanced_opengl/3.blending/shaders/blending.vs b/advanced_opengl/3.blending/shaders/blending.vs
new file mode 100644
index 0000000..d3d92d1
--- /dev/null
+++ b/advanced_opengl/3.blending/shaders/blending.vs
@@ -0,0 +1,16 @@
+#version 330 core
+layout(location = 0) in vec3 apos;
+layout(location = 1) in vec2 atex_coords;
+
+uniform mat4 model;
+uniform mat4 view;
+uniform mat4 projection;
+
+out vec2 tex_coords;
+
+void
+main(void)
+{
+    gl_Position = projection*view*model*vec4(apos, 1.0f);
+    tex_coords = atex_coords;
+}
diff --git a/advanced_opengl/3.blending/shaders/grass.fs b/advanced_opengl/3.blending/shaders/grass.fs
new file mode 100644
index 0000000..cecb0ce
--- /dev/null
+++ b/advanced_opengl/3.blending/shaders/grass.fs
@@ -0,0 +1,17 @@
+#version 330 core
+
+out vec4 frag_color;
+
+in vec2 tex_coords;
+
+uniform sampler2D texture1;
+
+void
+main(void)
+{
+    vec4 tex_color = texture(texture1, tex_coords);
+    if (tex_color.a <= 0.2) {
+        discard;
+    }
+    frag_color = tex_color;
+}