1 files changed, 61 insertions, 0 deletions
diff --git a/src/new_render/skybox.c b/src/new_render/skybox.c
new file mode 100644
index 0000000..6afefc3
--- /dev/null
+++ b/src/new_render/skybox.c
@@ -0,0 +1,61 @@
+#include "skybox.h"
+#include <assert.h>
+#include "glad/glad.h"
+#include "ral_common.h"
+#include "ral_impl.h"
+#include "ral_types.h"
+#include "render.h"
+#include "render_types.h"
+
+Skybox Skybox_Create(const char** face_paths, int n) {
+  assert(n == 6);  // ! we're only supporting a full cubemap for now
+
+  // -- cubemap texture
+  TextureHandle handle;
+  GPU_Texture* tex = GPU_TextureAlloc(&handle);
+  glBindTexture(GL_TEXTURE_CUBE_MAP, tex->id);
+
+  int width, height, nrChannels;
+  // unsigned char *data;
+  for (unsigned int i = 0; i < n; i++) {
+    TextureData data = TextureDataLoad(
+        face_paths[i],
+        false);  // stbi_load(textures_faces[i].c_str(), &width, &height, &nrChannels, 0);
+    assert(data.description.format == TEXTURE_FORMAT_8_8_8_RGB_UNORM);
+    glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, GL_RGB, data.description.extents.x,
+                 data.description.extents.y, 0, GL_RGB, GL_UNSIGNED_BYTE, data.image_data);
+  }
+  glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+  glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+  glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+  glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+  glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
+
+  // shader pipeline
+
+  VertexDescription pos_only = { .debug_label = "Position only verts" };
+  VertexDesc_AddAttr(&pos_only, "inPos", ATTR_F32x3);
+  pos_only.use_full_vertex_size = true;
+
+  ShaderData shader_data = { .data = NULL, .get_layout = &Skybox_GetLayout };
+
+  GraphicsPipelineDesc pipeline_desc = {
+    .debug_name = "Skybox pipeline",
+    .vertex_desc = pos_only,
+    .data_layouts = { shader_data },
+    .data_layouts_count = 1,
+    .vs = {
+
+    },
+    .fs = {
+
+    },
+    .wireframe = false,
+    .depth_test = true,
+  };
+
+  return (Skybox){
+    .texture = handle,
+
+  };
+}
+\ No newline at end of file