add emscripten

7 files changed, 123 insertions, 69 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c885377..5a81e2e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,15 +1,28 @@
 cmake_minimum_required(VERSION 3.25.1)
 
-set(CMAKE_BUILD_TYPE Debug)
-
 project(space_squad)
 
+if (${CMAKE_SYSTEM_NAME} MATCHES "Emscripten")
+	set(CMAKE_EXECUTABLE_SUFFIX ".html")
+endif()
+
+set(CMAKE_BUILD_TYPE Debug)
+
 file(GLOB SOURCES
 	"src/main.c"
 	)
 
 add_executable(${PROJECT_NAME} ${SOURCES})
 
+if (NOT ${CMAKE_SYSTEM_NAME} MATCHES "Emscripten")
+target_compile_options(${PROJECT_NAME} PRIVATE
+-Wall
+-Wextra
+-Wpedantic
+#-Werror
+)
+endif()
+
 find_package(Git QUIET)
 if(GIT_FOUND AND EXISTS "${PROJECT_SOURCE_DIR}/.git")
 # Update submodules as needed
@@ -27,6 +40,8 @@ endif()
 
 add_subdirectory(external/RodeoEngine)
 
+add_dependencies(${PROJECT_NAME} RodeoEngine)
+
 target_include_directories(${PROJECT_NAME}
 	PUBLIC external/RodeoEngine/include
 	)
@@ -34,3 +49,30 @@ target_include_directories(${PROJECT_NAME}
 target_link_libraries(${PROJECT_NAME}
 	RodeoEngine
 	)
+
+add_custom_command(TARGET ${PROJECT_NAME} PRE_BUILD
+	DEPENDS RodeoEngine
+	COMMAND ${CMAKE_COMMAND} -E copy_directory
+	${CMAKE_SOURCE_DIR}/external/RodeoEngine/build_dir/shaders $<TARGET_FILE_DIR:${PROJECT_NAME}>/shaders
+	)
+
+if (${CMAKE_SYSTEM_NAME} MATCHES "Emscripten")
+	set_target_properties(space_squad PROPERTIES LINK_FLAGS "-s USE_SDL=2 -s USE_SDL_IMAGE=2 -s ALLOW_MEMORY_GROWTH")
+
+	set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} \
+	-s MAX_WEBGL_VERSION=2 \
+	-s WASM=1 \
+	-s NO_EXIT_RUNTIME=1 \
+	-s DISABLE_DEPRECATED_FIND_EVENT_TARGET_BEHAVIOR=1 \
+	-s OFFSCREENCANVAS_SUPPORT=1 \
+	-s ALLOW_MEMORY_GROWTH=1\
+	--preload-file shaders")
+
+	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} \
+	-fno-exceptions \
+	-fno-rtti \
+	-s USE_SDL=2")
+	#-s USE_SDL_IMAGE=2 \
+
+endif ()
+
diff --git a/build b/build
index 45cd35b..2e2e93e 100755
--- a/build
+++ b/build
@@ -1,2 +1,3 @@
 #! /bin/sh
-cd build_dir ; make
+cd build_dir/tux ; make
+#cd build_dir/web ; emmake make
diff --git a/configure b/configure
index 352dcd6..6a85de8 100755
--- a/configure
+++ b/configure
@@ -1,3 +1,4 @@
 #! /bin/sh
 
-cmake -S . -B build_dir
+cmake -S . -B build_dir/tux
+#emcmake cmake -S . -B build_dir/web
diff --git a/external/RodeoEngine b/external/RodeoEngine
-Subproject b172c2a6b22796dc16c059979d2ec6108b0402e
+Subproject 4bd628fc4a9a8244c70fc241f9e6576e4af2d35
diff --git a/run b/run
index c6fe24f..3d6af5c 100755
--- a/run
+++ b/run
@@ -1,4 +1,4 @@
 #! /bin/sh
 
 #gdb ./build_dir/space_squad
-./build_dir/space_squad
+(cd ./build_dir/tux/ ; ./space_squad)
diff --git a/serve b/serve
new file mode 100755
index 0000000..267cdfa
--- /dev/null
+++ b/serve
@@ -0,0 +1,3 @@
+#! /bin/sh
+
+ruby -run -ehttpd ./build_dir/web -p8000
diff --git a/src/main.c b/src/main.c
index f578bfd..5d37985 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,5 +1,3 @@
-#include <stdio.h>
-#include <stdbool.h>
 
 #include "rodeo.h"
 
@@ -47,75 +45,84 @@ const Rodeo__color_rgba_t pink_clear =
 	0.5f
 };
 
-int
-main()
+void
+main_loop(void)
 {
-	Rodeo__init_window(&state, 480, 640, "Rodeo Window");
+	Rodeo__begin(state);
 
-	while(!Rodeo__should_quit(state))
-	{
-		Rodeo__begin(state);
+	//printf("%s\n", 				Rodeo__get_renderer_name_as_string());
 
-		Rodeo__draw_rectangle(
-			state,
-			100, 100,
-			50, 50,
-			red
-		);
-		Rodeo__draw_rectangle(
-			state,
-			100, 160,
-			50, 50,
-			green
-		);
-		Rodeo__draw_rectangle(
-			state,
-			160, 100,
-			50, 50,
-			blue
-		);
-		Rodeo__draw_rectangle(
-			state,
-			160, 160,
-			50, 50,
-			pink
-		);
+	   Rodeo__draw_rectangle(
+	   state,
+	   100, 100,
+	   50, 50,
+	   red
+	   );
+	   Rodeo__draw_rectangle(
+	   state,
+	   100, 160,
+	   50, 50,
+	   green
+	   );
+	   Rodeo__draw_rectangle(
+	   state,
+	   160, 100,
+	   50, 50,
+	   blue
+	   );
+	   Rodeo__draw_rectangle(
+	   state,
+	   160, 160,
+	   50, 50,
+	   pink
+	   );
 
-		Rodeo__draw_rectangle(
-			state,
-			300, 300,
-			50, 50,
-			red_clear
-		);
-		Rodeo__draw_rectangle(
-			state,
-			310, 310,
-			50, 50,
-			green_clear
-		);
-		Rodeo__draw_rectangle(
-			state,
-			320, 320,
-			50, 50,
-			blue_clear
-		);
-		Rodeo__draw_rectangle(
-			state,
-			330, 330,
-			50, 50,
-			pink_clear
-		);
+	   Rodeo__draw_rectangle(
+	   state,
+	   300, 300,
+	   50, 50,
+	   red_clear
+	   );
+	   Rodeo__draw_rectangle(
+	   state,
+	   310, 310,
+	   50, 50,
+	   green_clear
+	   );
+	   Rodeo__draw_rectangle(
+	   state,
+	   320, 320,
+	   50, 50,
+	   blue_clear
+	   );
+	   Rodeo__draw_rectangle(
+	   state,
+	   330, 330,
+	   50, 50,
+	   pink_clear
+	   );
 
+	Rodeo__draw_debug_text(
+			1,
+			1,
+			" using %s renderer ",
+			Rodeo__get_renderer_name_as_string()
+			);
+
+	Rodeo__end(state);
+}
 
-		Rodeo__draw_debug_text(
-				1,
-				1,
-				" using %s renderer ",
-				Rodeo__get_renderer_name_as_string()
-				);
+int
+main()
+{
+	printf("Init window...\n");
+	Rodeo__init_window(&state, 480, 640, "Rodeo Window");
+	printf("done creating window\n");
 
-		Rodeo__end(state);
-	}
+	Rodeo__execute_main_loop(
+		state,
+		main_loop
+	);
 
 	Rodeo__deinit_window(state);
 	Rodeo__quit();