224 lines
6.6 KiB
Odin
224 lines
6.6 KiB
Odin
package sectr
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import "base:runtime"
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import "core:dynlib"
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import "core:fmt"
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import "core:mem"
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import "core:mem/virtual"
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import "core:os"
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import "core:slice"
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import "core:strings"
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import rl "vendor:raylib"
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Path_Assets :: "../assets/"
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Path_Input_Replay :: "scratch.sectr_replay"
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ModuleAPI :: struct {
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lib : dynlib.Library,
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write_time : os.File_Time,
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lib_version : i32,
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startup : type_of( startup ),
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shutdown : type_of( sectr_shutdown),
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reload : type_of( reload ),
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tick : type_of( tick ),
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clean_temp : type_of( clean_temp ),
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}
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@export
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startup :: proc( live_mem : virtual.Arena, snapshot_mem : []u8, host_logger : ^ Logger )
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{
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init( & memory.logger, "Sectr", host_logger.file_path, host_logger.file )
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context.logger = to_odin_logger( & memory.logger )
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// Setup memory for the first time
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{
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arena_size :: size_of( mem.Arena)
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internals_size :: 4 * Megabyte
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using memory;
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block := live_mem.curr_block
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live = live_mem
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snapshot = snapshot_mem
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persistent_slice := slice_ptr( block.base, memory_persistent_size )
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transient_slice := slice_ptr( memory_after( persistent_slice), memory_trans_temp_size )
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temp_slice := slice_ptr( memory_after( transient_slice), memory_trans_temp_size )
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when Use_TrackingAllocator {
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// We assign the beginning of the block to be the host's persistent memory's arena.
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// Then we offset past the arena and determine its slice to be the amount left after for the size of host's persistent.
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persistent = tracked_allocator_init_vmem( persistent_slice, internals_size )
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transient = tracked_allocator_init_vmem( transient_slice, internals_size )
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temp = tracked_allocator_init_vmem( temp_slice , internals_size )
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}
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else {
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persistent = arena_allocator_init_vmem( persistent_slice )
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transient = arena_allocator_init_vmem( transient_slice )
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temp = arena_allocator_init_vmem( temp_slice )
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}
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context.allocator = transient_allocator()
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context.temp_allocator = temp_allocator()
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}
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state := new( State, persistent_allocator() )
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using state
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context.user_ptr = state
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input = & input_data[1]
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input_prev = & input_data[0]
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rl.SetConfigFlags( { rl.ConfigFlag.WINDOW_RESIZABLE /*, rl.ConfigFlag.WINDOW_TOPMOST*/ } )
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// Rough setup of window with rl stuff
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window_width : i32 = 1000
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window_height : i32 = 600
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win_title : cstring = "Sectr Prototype"
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rl.InitWindow( window_width, window_height, win_title )
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log( "Raylib initialized and window opened" )
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window := & state.app_window
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window.extent.x = f32(window_width) * 0.5
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window.extent.y = f32(window_height) * 0.5
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// We do not support non-uniform DPI.
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window.dpi_scale = rl.GetWindowScaleDPI().x
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window.ppcm = os_default_ppcm * window.dpi_scale
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// Determining current monitor and setting the target frametime based on it..
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monitor_id = rl.GetCurrentMonitor()
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monitor_refresh_hz = rl.GetMonitorRefreshRate( monitor_id )
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rl.SetTargetFPS( monitor_refresh_hz )
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log( fmt.tprintf( "Set target FPS to: %v", monitor_refresh_hz ) )
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// Basic Font Setup
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{
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font_provider_startup()
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path_rec_mono_semicasual_reg := strings.concatenate( { Path_Assets, "RecMonoSemicasual-Regular-1.084.ttf" })
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font_rec_mono_semicasual_reg = font_load( path_rec_mono_semicasual_reg, 24.0, "RecMonoSemiCasual_Regular" )
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path_squidgy_slimes := strings.concatenate( { Path_Assets, "Squidgy Slimes.ttf" } )
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font_squidgy_slimes = font_load( path_squidgy_slimes, 24.0, "Squidgy_Slime" )
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path_firacode := strings.concatenate( { Path_Assets, "FiraCode-Regular.ttf" } )
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font_firacode = font_load( path_firacode, 24.0, "FiraCode" )
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// font_data, read_succeded : = os.read_entire_file( path_rec_mono_semicasual_reg )
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// verify( ! read_succeded, fmt.tprintf("Failed to read font file for: %v", path_rec_mono_semicasual_reg) )
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// cstr := strings.clone_to_cstring( path_rec_mono_semicasual_reg )
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// font_rec_mono_semicasual_reg = rl.LoadFontEx( cstr, cast(i32) points_to_pixels(24.0), nil, 0 )
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// delete( cstr)
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// rl.GuiSetFont( font_rec_mono_semicasual_reg ) // TODO(Ed) : Does this do anything?
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default_font = font_firacode
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log( "Default font loaded" )
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}
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// Demo project setup
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{
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using project
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path = "./"
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name = "First Project"
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workspace.name = "First Workspace"
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{
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using project.workspace
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cam = {
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target = { 0, 0 },
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offset = transmute(Vec2) window.extent,
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rotation = 0,
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zoom = 1.0,
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}
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// cam = {
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// position = { 0, 0, -100 },
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// target = { 0, 0, 0 },
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// up = { 0, 1, 0 },
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// fovy = 90,
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// projection = rl.CameraProjection.ORTHOGRAPHIC,
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// }
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frame_1.color = Color_BG_TextBox
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// Frame is getting interpreted as points (It doesn't have to be, I'm just doing it...)
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box_set_size( & frame_1, { 50, 25 } * CM_Per_Point )
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frame_2.color = Color_BG_TextBox_Green
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box_set_size( & frame_2, { 30, 50 } * CM_Per_Point )
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// frame_1.position = { 1000, 1000 }
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}
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}
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}
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// For some reason odin's symbols conflict with native foreign symbols...
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@export
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sectr_shutdown :: proc()
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{
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if memory.persistent == nil {
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return
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}
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state := get_state()
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// Replay
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{
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os.close( memory.replay.active_file )
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}
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font_provider_shutdown()
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log("Module shutdown complete")
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}
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@export
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reload :: proc( live_mem : virtual.Arena, snapshot_mem : []u8, host_logger : ^ Logger )
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{
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using memory;
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block := live_mem.curr_block
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live = live_mem
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snapshot = snapshot_mem
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persistent_slice := slice_ptr( block.base, memory_persistent_size )
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transient_slice := slice_ptr( memory_after( persistent_slice), memory_trans_temp_size )
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temp_slice := slice_ptr( memory_after( transient_slice), memory_trans_temp_size )
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when Use_TrackingAllocator {
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persistent = cast( ^ TrackedAllocator ) & persistent_slice[0]
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transient = cast( ^ TrackedAllocator ) & transient_slice[0]
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temp = cast( ^ TrackedAllocator ) & temp_slice[0]
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}
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else {
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persistent = cast( ^ Arena ) & persistent_slice[0]
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transient = cast( ^ Arena ) & transient_slice[0]
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temp = cast( ^ Arena ) & temp_slice[0]
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}
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context.allocator = transient_allocator()
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context.temp_allocator = temp_allocator()
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log("Module reloaded")
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}
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// TODO(Ed) : This lang really not have a fucking swap?
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swap :: proc( a, b : ^ $Type ) -> ( ^ Type, ^ Type ) {
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return b, a
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}
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@export
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tick :: proc ( delta_time : f64 ) -> b32
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{
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result := update( delta_time )
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render()
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return result
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}
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@export
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clean_temp :: proc() {
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when Use_TrackingAllocator {
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mem.tracking_allocator_clear( & memory.temp.tracker )
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}
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else {
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free_all( temp_allocator() )
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}
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}
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