1 files changed, 15 insertions, 0 deletions
diff --git a/src/backend_mtl.m b/src/backend_mtl.m
index 48e0ab0..2564ff0 100644
--- a/src/backend_mtl.m
+++ b/src/backend_mtl.m
@@ -128,6 +128,11 @@ buf_handle ral_buffer_create(u64 size, const void *data) {
   return handle;
 }
 
+void ral_buffer_upload_data(buf_handle buf, u64 size, const void *data) {
+  metal_buffer* b = buf_pool_get(&ctx.bufpool, buf);
+  memcpy(b->id.contents, data, size);
+}
+
 tex_handle ral_texture_create(texture_desc desc, bool create_view, const void *data) {
   tex_handle handle;
   metal_texture* texture = tex_pool_alloc(&ctx.texpool, &handle);
@@ -229,11 +234,21 @@ void ral_encode_bind_pipeline(gpu_encoder *enc, pipeline_handle pipeline) {
   [enc->cmd_encoder setRenderPipelineState:p->pso];
 }
 
+void ral_set_default_settings(gpu_encoder* enc) {
+  [enc->cmd_encoder setFrontFacingWinding:MTLWindingCounterClockwise];
+  [enc->cmd_encoder setCullMode:MTLCullModeBack];
+}
+
 void ral_encode_set_vertex_buf(gpu_encoder *enc, buf_handle vbuf) {
   metal_buffer* b = buf_pool_get(&ctx.bufpool, vbuf);
   [enc->cmd_encoder setVertexBuffer:b->id offset:0 atIndex:0 ];
 }
 
+void ral_bind_buffer(gpu_encoder *enc, buf_handle buf, u32 index) {
+  metal_buffer* b = buf_pool_get(&ctx.bufpool, buf);
+  [enc->cmd_encoder setVertexBuffer:b->id offset:0 atIndex:index ];
+}
+
 void ral_encode_set_texture(gpu_encoder* enc, tex_handle texture, u32 slot) {
   metal_texture* t = tex_pool_get(&ctx.texpool, texture);
   [enc->cmd_encoder setFragmentTexture:t->id atIndex:slot];