From 0f37d9f2df042eb8ba021dd91b898c1f07d86b58 Mon Sep 17 00:00:00 2001 From: Bananymous Date: Fri, 18 Oct 2024 03:44:10 +0300 Subject: [PATCH] Add support for banan-os --- doomgeneric/Makefile.banan_os | 57 +++++++++++ doomgeneric/doomgeneric_banan_os.cpp | 138 +++++++++++++++++++++++++++ 2 files changed, 200 insertions(+) create mode 100644 doomgeneric/Makefile.banan_os create mode 100644 doomgeneric/doomgeneric_banan_os.cpp diff --git a/doomgeneric/Makefile.banan_os b/doomgeneric/Makefile.banan_os new file mode 100644 index 0000000..0878148 --- /dev/null +++ b/doomgeneric/Makefile.banan_os @@ -0,0 +1,57 @@ +################################################################ +# +# $Id:$ +# +# $Log:$ +# + +ifeq ($(V),1) + VB='' +else + VB=@ +endif + +CC=$(BANAN_ARCH)-banan_os-gcc +CXX=$(BANAN_ARCH)-banan_os-g++ +CFLAGS+=-O3 -Wall -DNORMALUNIX -DLINUX -DSNDSERV -D_DEFAULT_SOURCE +CXXFLAGS+=$(CFLAGS) --std=c++20 +LDFLAGS+= +LIBS+=-lgui -linput -lstdc++ + +# subdirectory for objects +OBJDIR=build +OUTPUT=$(OBJDIR)/doom + +SRC_DOOM = dummy.o am_map.o doomdef.o doomstat.o dstrings.o d_event.o d_items.o d_iwad.o d_loop.o d_main.o d_mode.o d_net.o f_finale.o f_wipe.o g_game.o hu_lib.o hu_stuff.o info.o i_cdmus.o i_endoom.o i_joystick.o i_scale.o i_sound.o i_system.o i_timer.o memio.o m_argv.o m_bbox.o m_cheat.o m_config.o m_controls.o m_fixed.o m_menu.o m_misc.o m_random.o p_ceilng.o p_doors.o p_enemy.o p_floor.o p_inter.o p_lights.o p_map.o p_maputl.o p_mobj.o p_plats.o p_pspr.o p_saveg.o p_setup.o p_sight.o p_spec.o p_switch.o p_telept.o p_tick.o p_user.o r_bsp.o r_data.o r_draw.o r_main.o r_plane.o r_segs.o r_sky.o r_things.o sha1.o sounds.o statdump.o st_lib.o st_stuff.o s_sound.o tables.o v_video.o wi_stuff.o w_checksum.o w_file.o w_main.o w_wad.o z_zone.o w_file_stdc.o i_input.o i_video.o doomgeneric.o doomgeneric_banan_os.o +OBJS += $(addprefix $(OBJDIR)/, $(SRC_DOOM)) + +all: $(OUTPUT) + +clean: + rm -rf $(OBJDIR) + rm -f $(OUTPUT) + rm -f $(OUTPUT).gdb + rm -f $(OUTPUT).map + +$(OUTPUT): $(OBJS) + @echo [Linking $@] + $(VB)$(CC) $(CFLAGS) $(LDFLAGS) $(OBJS) \ + -o $(OUTPUT) $(LIBS) -Wl,-Map,$(OUTPUT).map + @echo [Size] + -$(CROSS_COMPILE)size $(OUTPUT) + +$(OBJS): | $(OBJDIR) + +$(OBJDIR): + mkdir -p $(OBJDIR) + +$(OBJDIR)/%.o: %.c + @echo [Compiling $<] + $(VB)$(CC) $(CFLAGS) -c $< -o $@ + +$(OBJDIR)/%.o: %.cpp + @echo [Compiling $<] + $(VB)$(CXX) $(CXXFLAGS) -c $< -o $@ + +print: + @echo OBJS: $(OBJS) \ No newline at end of file diff --git a/doomgeneric/doomgeneric_banan_os.cpp b/doomgeneric/doomgeneric_banan_os.cpp new file mode 100644 index 0000000..9161771 --- /dev/null +++ b/doomgeneric/doomgeneric_banan_os.cpp @@ -0,0 +1,138 @@ +extern "C" +{ +#include "doomgeneric.h" +#include "doomkeys.h" +} + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#define MIN(a, b) ((a) < (b) ? (a) : (b)) + +static BAN::UniqPtr s_window; + +static constexpr size_t s_key_queue_size = 16; +static unsigned short s_key_queue[s_key_queue_size]; +static size_t s_key_read_index = 0; +static size_t s_key_write_index = 0; + +extern "C" +{ + +void DG_Init() +{ + s_window = MUST(LibGUI::Window::create(DOOMGENERIC_RESX, DOOMGENERIC_RESY, "DOOM"_sv)); + s_window->set_key_event_callback( + [](LibGUI::EventPacket::KeyEvent::event_t event) + { + unsigned short doom_key = 0; + switch (event.key) + { + case LibInput::Key::Enter: + doom_key = KEY_ENTER; + break; + case LibInput::Key::Escape: + doom_key = KEY_ESCAPE; + break; + case LibInput::Key::ArrowLeft: + doom_key = KEY_LEFTARROW; + break; + case LibInput::Key::ArrowUp: + doom_key = KEY_UPARROW; + break; + case LibInput::Key::ArrowRight: + doom_key = KEY_RIGHTARROW; + break; + case LibInput::Key::ArrowDown: + doom_key = KEY_DOWNARROW; + break; + case LibInput::Key::LeftCtrl: + case LibInput::Key::RightCtrl: + doom_key = KEY_FIRE; + break; + case LibInput::Key::Space: + doom_key = KEY_USE; + break; + case LibInput::Key::RightShift: + doom_key = KEY_RSHIFT; + break; + default: + { + const char* utf8 = LibInput::key_to_utf8(event.key, event.modifier); + if (utf8 && strlen(utf8) == 1 && isalpha(*utf8)) + doom_key = tolower(*utf8); + } + } + + if (doom_key == 0) + return; + + s_key_queue[s_key_write_index] = doom_key | (int)event.pressed() << 8; + s_key_write_index = (s_key_write_index + 1) % s_key_queue_size; + } + ); +} + +void DG_DrawFrame() +{ + for (size_t y = 0; y < DOOMGENERIC_RESY; y++) + for (size_t x = 0; x < DOOMGENERIC_RESX; x++) + s_window->set_pixel(x, y, 0xFF000000 | DG_ScreenBuffer[y * DOOMGENERIC_RESX + x]); + s_window->invalidate(); + s_window->poll_events(); +} + +void DG_SleepMs(uint32_t ms) +{ + struct timespec ts; + ts.tv_sec = ms / 1000; + ts.tv_nsec = (ms % 1000) * 1000000; + nanosleep(&ts, NULL); +} + +uint32_t DG_GetTicksMs() +{ + struct timespec ts; + clock_gettime(CLOCK_MONOTONIC, &ts); + return (ts.tv_sec * 1000) + (ts.tv_nsec / 1000000); +} + +int DG_GetKey(int* pressed, unsigned char* doomKey) +{ + if (s_key_read_index == s_key_write_index) + return 0; + + unsigned short key_data = s_key_queue[s_key_read_index]; + s_key_read_index = (s_key_read_index + 1) % s_key_queue_size; + + *pressed = key_data >> 8; + *doomKey = key_data & 0xFF; + + return 1; +} + +void DG_SetWindowTitle(const char* title) +{ + (void)title; +} + +int main(int argc, char** argv) +{ + doomgeneric_Create(argc, argv); + + for (;;) + doomgeneric_Tick(); + + return 0; +} + +} -- 2.45.2