Add renderer texture transition contract

src/renderer_api/recording_renderer.cpp

@@ -435,6 +435,30 @@ pp::foundation::Status RecordingCommandContext::generate_mipmaps(ITexture2D& tex
     return pp::foundation::Status::success();
 }
 
+pp::foundation::Status RecordingCommandContext::transition_texture(
+    ITexture2D& texture,
+    TextureState before,
+    TextureState after) noexcept
+{
+    if (in_render_pass_) {
+        return pp::foundation::Status::invalid_argument("texture transition must be outside a render pass");
+    }
+
+    const auto desc = texture.desc();
+    const auto desc_status = validate_texture_transition_desc(desc, before, after);
+    if (!desc_status.ok()) {
+        return desc_status;
+    }
+
+    push_command(commands_, RecordedRenderCommand {
+        .kind = RecordedRenderCommandKind::transition_texture,
+        .texture_desc = desc,
+        .before_state = before,
+        .after_state = after,
+    });
+    return pp::foundation::Status::success();
+}
+
 pp::foundation::Status RecordingCommandContext::copy_texture(
     ITexture2D& source,
     ReadbackRegion source_region,
@@ -754,6 +778,8 @@ const char* recorded_render_command_kind_name(RecordedRenderCommandKind kind) no
         return "upload_texture";
     case RecordedRenderCommandKind::generate_mipmaps:
         return "generate_mipmaps";
+    case RecordedRenderCommandKind::transition_texture:
+        return "transition_texture";
     case RecordedRenderCommandKind::copy_texture:
         return "copy_texture";
     case RecordedRenderCommandKind::read_texture: