initial commit

3 files changed, 25 insertions, 0 deletions

diff --git a/src/gpu/gpu.cpp b/src/gpu/gpu.cpp
new file mode 100644
index 0000000..4e48887
--- /dev/null
+++ b/src/gpu/gpu.cpp
@@ -0,0 +1,5 @@
+#include "gpu.h"
+
+void gpu_init(GLFWwindow*) {}
+void gpu_draw() {}
+void gpu_shutdown() {}
diff --git a/src/gpu/gpu.h b/src/gpu/gpu.h
new file mode 100644
index 0000000..02204af
--- /dev/null
+++ b/src/gpu/gpu.h
@@ -0,0 +1,6 @@
+#pragma once
+struct GLFWwindow;
+
+void gpu_init(GLFWwindow* window);
+void gpu_draw();
+void gpu_shutdown();
diff --git a/src/gpu/shader.wgsl b/src/gpu/shader.wgsl
new file mode 100644
index 0000000..4e0ec11
--- /dev/null
+++ b/src/gpu/shader.wgsl
@@ -0,0 +1,14 @@
+@vertex
+fn vs_main(@builtin(vertex_index) i: u32) -> @builtin(position) vec4<f32> {
+    var pos = array<vec2<f32>, 3>(
+        vec2<f32>(-1.0, -1.0),
+        vec2<f32>( 3.0, -1.0),
+        vec2<f32>(-1.0,  3.0)
+    );
+    return vec4<f32>(pos[i], 0.0, 1.0);
+}
+
+@fragment
+fn fs_main() -> @location(0) vec4<f32> {
+    return vec4<f32>(0.0, 0.0, 0.0, 1.0);
+}