works, no input yet, but renders and loads wad

.gitignore

@@ -24,3 +24,6 @@ CMakeCache.txt
 
 *.tox
 imgui.ini
+
+*.wad
+*.WAD

external/CMakeLists.txt

@@ -2,16 +2,6 @@ cmake_minimum_required(VERSION 3.24 FATAL_ERROR)
 
 include(FetchContent)
 
-# TODO: move entt dep into solanaceae_contact
-if (NOT TARGET EnTT::EnTT)
-	FetchContent_Declare(EnTT
-		GIT_REPOSITORY https://github.com/skypjack/entt.git
-		GIT_TAG v3.12.2
-		EXCLUDE_FROM_ALL
-	)
-	FetchContent_MakeAvailable(EnTT)
-endif()
-
 #if (NOT TARGET solanaceae_util)
 	#FetchContent_Declare(solanaceae_util
 		#GIT_REPOSITORY https://github.com/Green-Sky/solanaceae_util.git
@@ -21,14 +11,14 @@ endif()
 	#FetchContent_MakeAvailable(solanaceae_util)
 #endif()
 
-#if (NOT TARGET solanaceae_contact)
-	#FetchContent_Declare(solanaceae_contact
-		#GIT_REPOSITORY https://github.com/Green-Sky/solanaceae_contact.git
-		#GIT_TAG master
-		#EXCLUDE_FROM_ALL
-	#)
-	#FetchContent_MakeAvailable(solanaceae_contact)
-#endif()
+if (NOT TARGET solanaceae_contact)
+	FetchContent_Declare(solanaceae_contact
+		GIT_REPOSITORY https://github.com/Green-Sky/solanaceae_contact.git
+		GIT_TAG master
+		EXCLUDE_FROM_ALL
+	)
+	FetchContent_MakeAvailable(solanaceae_contact)
+endif()
 
 #if (NOT TARGET solanaceae_message3)
 	#FetchContent_Declare(solanaceae_message3
@@ -64,3 +54,36 @@ if (NOT TARGET PureDOOM)
 	add_subdirectory(./pure_doom)
 endif()
 
+if (NOT TARGET imgui)
+	FetchContent_Declare(imgui
+		GIT_REPOSITORY https://github.com/ocornut/imgui.git
+		GIT_TAG d6cb3c9 # v1.90.1
+		EXCLUDE_FROM_ALL
+	)
+
+	# imgui does not provide a cmake
+	FetchContent_GetProperties(imgui)
+	if(NOT imgui_POPULATED)
+		FetchContent_Populate(imgui)
+
+		add_library(imgui STATIC
+			${imgui_SOURCE_DIR}/imgui.h
+			${imgui_SOURCE_DIR}/imgui_internal.h
+
+			${imgui_SOURCE_DIR}/imgui.cpp
+			${imgui_SOURCE_DIR}/imgui_demo.cpp
+			${imgui_SOURCE_DIR}/imgui_draw.cpp
+			${imgui_SOURCE_DIR}/imgui_tables.cpp
+			${imgui_SOURCE_DIR}/imgui_widgets.cpp
+			${imgui_SOURCE_DIR}/imstb_rectpack.h
+			${imgui_SOURCE_DIR}/imstb_textedit.h
+			${imgui_SOURCE_DIR}/imstb_truetype.h
+
+			${imgui_SOURCE_DIR}/misc/cpp/imgui_stdlib.h
+			${imgui_SOURCE_DIR}/misc/cpp/imgui_stdlib.cpp
+		)
+		target_include_directories(imgui PUBLIC ${imgui_SOURCE_DIR})
+		target_compile_features(imgui PUBLIC cxx_std_11)
+	endif()
+endif()
+

external/pure_doom/CMakeLists.txt

@@ -2,4 +2,9 @@ cmake_minimum_required(VERSION 3.24 FATAL_ERROR)
 
 add_library(PureDOOM "./PureDOOM/PureDOOM.h" "./PureDOOM.c")
 target_include_directories(PureDOOM SYSTEM INTERFACE "${CMAKE_CURRENT_SOURCE_DIR}")
+target_compile_definitions(PureDOOM
+	PRIVATE DOOM_IMPLEMENT_FILE_IO=1
+	PRIVATE DOOM_IMPLEMENT_MALLOC=1
+	#PRIVATE DOOM_IMPLEMENT_GETTIME=1
+)
 

plugins/CMakeLists.txt

@@ -1,4 +1,13 @@
 cmake_minimum_required(VERSION 3.9...3.24 FATAL_ERROR)
 
-project(solanaceae)
+add_library(plugin_doom_imgui SHARED
+	./plugin_doom_imgui.cpp
+)
+target_compile_features(plugin_doom_imgui PUBLIC cxx_std_17)
+target_link_libraries(plugin_doom_imgui PUBLIC
+	solDOOM_imgui
+	solanaceae_plugin
+)
+
+########################################
 

plugins/plugin_doom_imgui.cpp

@@ -0,0 +1,69 @@
+#include <solanaceae/plugin/solana_plugin_v1.h>
+
+#include <solanaceae/doom_imgui.hpp>
+
+#include <solanaceae/texture_uploader.hpp>
+#include <imgui.h>
+
+#include <memory>
+#include <limits>
+#include <iostream>
+
+static std::unique_ptr<DoomIMGUI> g_doom_imgui = nullptr;
+
+constexpr const char* plugin_name = "DOOMImGui";
+
+extern "C" {
+
+SOLANA_PLUGIN_EXPORT const char* solana_plugin_get_name(void) {
+	return plugin_name;
+}
+
+SOLANA_PLUGIN_EXPORT uint32_t solana_plugin_get_version(void) {
+	return SOLANA_PLUGIN_VERSION;
+}
+
+SOLANA_PLUGIN_EXPORT uint32_t solana_plugin_start(struct SolanaAPI* solana_api) {
+	std::cout << "PLUGIN " << plugin_name << " START()\n";
+
+	if (solana_api == nullptr) {
+		return 1;
+	}
+
+	try {
+		//auto* cr = PLUG_RESOLVE_INSTANCE_VERSIONED(Contact3Registry, "1");
+		auto* imguic = PLUG_RESOLVE_INSTANCE_VERSIONED(ImGuiContext, ImGui::GetVersion());
+		auto* tu = PLUG_RESOLVE_INSTANCE(TextureUploaderI);
+
+		ImGui::SetCurrentContext(imguic);
+
+		// static store, could be anywhere tho
+		// construct with fetched dependencies
+		g_doom_imgui = std::make_unique<DoomIMGUI>(*tu);
+
+		// register types
+		PLUG_PROVIDE_INSTANCE(DoomIMGUI, plugin_name, g_doom_imgui.get());
+	} catch (const ResolveException& e) {
+		std::cerr << "PLUGIN " << plugin_name << " " << e.what << "\n";
+		return 2;
+	}
+
+	return 0;
+}
+
+SOLANA_PLUGIN_EXPORT void solana_plugin_stop(void) {
+	std::cout << "PLUGIN " << plugin_name << " STOP()\n";
+
+	g_doom_imgui.reset();
+}
+
+SOLANA_PLUGIN_EXPORT float solana_plugin_tick(float) {
+	return std::numeric_limits<float>::max();
+}
+
+SOLANA_PLUGIN_EXPORT float solana_plugin_render(float time_delta) {
+	return g_doom_imgui->render(time_delta);
+}
+
+} // extern C
+

src/CMakeLists.txt

@@ -15,8 +15,7 @@ add_library(solDOOM
 )
 
 target_include_directories(solDOOM PUBLIC .)
-#target_compile_features(solanaceae_llama-cpp-web PRIVATE cxx_std_20)
-#target_compile_features(solanaceae_llama-cpp-web INTERFACE cxx_std_17)
+target_compile_features(solDOOM PUBLIC cxx_std_17)
 target_link_libraries(solDOOM PUBLIC
 	PureDOOM
 	#httplib::httplib
@@ -27,35 +26,14 @@ target_link_libraries(solDOOM PUBLIC
 
 #########################################
 
-#add_executable(test1
-	#test1.cpp
-#)
+add_library(solDOOM_imgui
+	./solanaceae/doom_imgui.hpp
+	./solanaceae/doom_imgui.cpp
+)
 
-#target_link_libraries(test1 PUBLIC
-	#solanaceae_llama-cpp-web
-#)
-
-#########################################
-
-#add_library(solanaceae_rpbot
-	#./solanaceae/rpbot/message_prompt_builder.hpp
-	#./solanaceae/rpbot/message_prompt_builder.cpp
-
-	#./solanaceae/rpbot/rpbot.hpp
-	#./solanaceae/rpbot/rpbot_states.hpp
-	#./solanaceae/rpbot/rpbot.cpp
-	#./solanaceae/rpbot/rpbot_commands.cpp
-#)
-
-#target_include_directories(solanaceae_rpbot PUBLIC .)
-#target_compile_features(solanaceae_rpbot PRIVATE cxx_std_20)
-#target_compile_features(solanaceae_rpbot INTERFACE cxx_std_17)
-#target_link_libraries(solanaceae_rpbot PUBLIC
-	#solanaceae_util
-	#solanaceae_message3
-
-	#solanaceae_llama-cpp-web
-
-	#fmt::fmt # TODO: switch to header only?
-#)
+target_include_directories(solDOOM_imgui PUBLIC .)
+target_link_libraries(solDOOM_imgui PUBLIC
+	solDOOM
+	imgui
+)
 

src/solanaceae/doom.cpp

@@ -4,9 +4,46 @@
 
 #include <vector>
 
+#include <cstdlib>
+#include <cstdio>
+
+#include <iostream>
+
+void my_doom_print(const char* str) {
+	std::printf("%s", str);
+}
+
+// evil global
+static volatile double g_time {0};
+
+void my_doom_gettime(int* sec, int* usec) {
+	const int tmp_sec = g_time; // cast to full sec
+	if (sec != nullptr) {
+		*sec = tmp_sec;
+	}
+	if (usec != nullptr) {
+		const float rest_time = g_time - tmp_sec;
+		*usec = rest_time * 1'000 * 1'000;
+	}
+}
+
+//static const char* doom_argv[] {
+	//"self.exe",
+	//"-timedemo",
+	//"",
+//};
+
 Doom::Doom(
 	TextureUploaderI& tu
 ) : _tu(tu) {
+	doom_set_getenv(&std::getenv);
+
+	doom_set_print(&my_doom_print);
+
+	// TODO: replace this with exception?
+	doom_set_exit(&std::exit);
+
+	doom_set_gettime(&my_doom_gettime);
 
 	// Change default bindings to modern
 	doom_set_default_int("key_up", DOOM_KEY_W);
@@ -16,8 +53,11 @@ Doom::Doom(
 	doom_set_default_int("key_use", DOOM_KEY_E);
 	doom_set_default_int("mouse_move", 0); // Mouse will not move forward
 
+	// does not actually work
 	doom_set_resolution(_width, _height);
 
+	// HATE
+	//doom_init(2, const_cast<char**>(doom_argv), 0);
 	doom_init(0, nullptr, 0);
 
 	std::vector<uint8_t> tmp_vec(4 * _width * _height, 0x00); // the api requires data for texture creation
@@ -31,6 +71,8 @@ Doom::~Doom(void) {
 }
 
 float Doom::render(float time_delta) {
+	g_time += time_delta;
+
 	doom_update();
 
 	const uint8_t* new_image = doom_get_framebuffer(4);

src/solanaceae/doom_imgui.cpp

@@ -0,0 +1,25 @@
+#include "./doom_imgui.hpp"
+
+#include <imgui.h>
+
+DoomIMGUI::DoomIMGUI(
+	TextureUploaderI& tu
+) : _doom(tu) {
+}
+
+DoomIMGUI::~DoomIMGUI(void) {
+}
+
+float DoomIMGUI::render(float time_delta) {
+	// tick doom either way
+	// while this is computing, and as such could be run in tick(), its still rendering
+	const float doom_interval = _doom.render(time_delta);
+
+	if (ImGui::Begin("doom")) {
+		ImGui::Image(reinterpret_cast<void*>(_doom.getTexID()), {320, 200});
+	}
+	ImGui::End();
+
+	return doom_interval;
+}
+

src/solanaceae/doom_imgui.hpp

@@ -0,0 +1,21 @@
+#pragma once
+
+#include "./doom.hpp"
+
+class DoomIMGUI {
+	// inherit instead?
+	Doom _doom;
+
+	public:
+		DoomIMGUI(
+			TextureUploaderI& tu
+		);
+		~DoomIMGUI(void);
+
+		// render imgui
+		float render(float time_delta);
+
+	public: // custom doom api
+		uint64_t getTexID(void);
+};
+