From 38abd77047d09efe53da17f0ba9ab06a52330c9e Mon Sep 17 00:00:00 2001
From: Stephen Seo <seo.disparate@gmail.com>
Date: Tue, 17 Jan 2023 14:02:17 +0900
Subject: [PATCH] Add "anim_sequence"

---
 CMakeLists.txt          |  3 ++-
 src/3d/anim_sequence.cc | 26 ++++++++++++++++++++++++++
 src/3d/anim_sequence.h  | 25 +++++++++++++++++++++++++
 wasm_build/Makefile     |  6 ++++--
 4 files changed, 57 insertions(+), 3 deletions(-)
 create mode 100644 src/3d/anim_sequence.cc
 create mode 100644 src/3d/anim_sequence.h

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 182b315..60f180f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -26,6 +26,7 @@ set(RPSDuelNative_SOURCES
     "${CMAKE_CURRENT_SOURCE_DIR}/src/3d/a3f_conv.cc"
     "${CMAKE_CURRENT_SOURCE_DIR}/src/3d/qm.cc"
     "${CMAKE_CURRENT_SOURCE_DIR}/src/3d/anim_concurrent.cc"
+    "${CMAKE_CURRENT_SOURCE_DIR}/src/3d/anim_sequence.cc"
 )
 
 set(RPSDuelNative_HEADERS
@@ -40,7 +41,7 @@ set(RPSDuelNative_HEADERS
     "${CMAKE_CURRENT_SOURCE_DIR}/src/3d/a3f_conv.h"
     "${CMAKE_CURRENT_SOURCE_DIR}/src/3d/qm.h"
     "${CMAKE_CURRENT_SOURCE_DIR}/src/3d/anims.h"
-    "${CMAKE_CURRENT_SOURCE_DIR}/src/3d/anim_concurrent.h"
+    "${CMAKE_CURRENT_SOURCE_DIR}/src/3d/anim_sequence.h"
 )
 
 add_executable(RPSDuelNative ${RPSDuelNative_SOURCES})
diff --git a/src/3d/anim_sequence.cc b/src/3d/anim_sequence.cc
new file mode 100644
index 0000000..4dd1560
--- /dev/null
+++ b/src/3d/anim_sequence.cc
@@ -0,0 +1,26 @@
+#include "anim_sequence.h"
+
+AnimSequence::AnimSequence() {}
+
+AnimSequence::~AnimSequence() {}
+
+bool AnimSequence::is_done() { return anims.empty(); }
+
+void AnimSequence::do_update(float dt) {
+  if (!anims.empty()) {
+    anims.front()->do_update(dt);
+    if (anims.front()->is_done()) {
+      anims.pop_front();
+    }
+  }
+}
+
+void AnimSequence::do_draw(Model *m) {
+  if (!anims.empty()) {
+    anims.front()->do_draw(m);
+  }
+}
+
+void AnimSequence::push_anim(UPtr &&p) {
+  anims.emplace_back(std::forward<UPtr>(p));
+}
diff --git a/src/3d/anim_sequence.h b/src/3d/anim_sequence.h
new file mode 100644
index 0000000..d88ddab
--- /dev/null
+++ b/src/3d/anim_sequence.h
@@ -0,0 +1,25 @@
+#ifndef ROCK_PAPER_SCISSORS_DUEL_ANIM_SEQUENCE_H_
+#define ROCK_PAPER_SCISSORS_DUEL_ANIM_SEQUENCE_H_
+
+#include "anims.h"
+
+// standard library includes
+#include <list>
+
+class AnimSequence : public Anims {
+ public:
+  AnimSequence();
+  ~AnimSequence() override;
+
+  bool is_done() override;
+
+  void do_update(float dt) override;
+  void do_draw(Model *m) override;
+
+  void push_anim(UPtr &&p);
+
+ private:
+  std::list<UPtr> anims;
+};
+
+#endif
diff --git a/wasm_build/Makefile b/wasm_build/Makefile
index 8f98684..8840289 100644
--- a/wasm_build/Makefile
+++ b/wasm_build/Makefile
@@ -15,7 +15,8 @@ SOURCES = \
 		../src/3d/a3f.cc \
 		../src/3d/a3f_conv.cc \
 		../src/3d/qm.cc \
-		../src/3d/anim_concurrent.cc
+		../src/3d/anim_concurrent.cc \
+		../src/3d/anim_sequence.cc
 
 HEADERS = \
 		../src/constants.h \
@@ -29,7 +30,8 @@ HEADERS = \
 		../src/3d/a3f_conv.h \
 		../src/3d/qm.h \
 		../src/3d/anims.h \
-		../src/3d/anim_concurrent.h
+		../src/3d/anim_concurrent.h \
+		../src/3d/anim_sequence.h
 
 CXX = source ${HOME}/git/emsdk/emsdk_env.sh && em++
 
-- 
2.49.0