94 lines
2.1 KiB
C
94 lines
2.1 KiB
C
#ifndef _PIUMA_PLATFORM_H_
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#define _PIUMA_PLATFORM_H_
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/*
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=== PLATFORM INTERFACE ===
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Every function or struct must be implemented in the code for each platform
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==========================
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*/
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#include "lib/types.h"
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#include "lib/event.h"
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// @Feature: Initialization structures with preferred initial state (window resolution, fullcreen)
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// Generic platform initialization
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void p_init(bool capture_os_signals = false);
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void p_deinit();
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// Memory
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void * p_alloc(u64 size);
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void * p_realloc(void *ptr, u64 new_size);
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void p_free(void *ptr);
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// File IO
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#define P_FILE_CREATE_IF_NOT_EXISTS 1
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#define P_FILE_READONLY 2
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struct p_file; // Defined by specific platform implementation
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bool p_file_init(p_file *file, const char *filename, b32 flags = 0);
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u64 p_file_size(p_file *file);
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bool p_file_read(p_file *file, Buffer *buf, u64 max_size);
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bool p_file_write(p_file *file, u8 *data, u64 size);
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// @Performance: add append + write at position. Maybe not needed
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void p_file_deinit(p_file *file);
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// Timers
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f64 p_time(); // Returns seconds
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void p_wait(f64 milliseconds);
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// Windowing
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// We suppose we only need 1 window. Every GL command will render to it.
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void p_window_open();
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void p_window_name(char *name);
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void p_window_resize(u32 width, u32 height, bool fullscreen = false);
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void p_window_dimensions(u32 *width, u32 *height);
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void p_window_close();
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// Graphics
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void p_graphics_swap_interval(s32 frames); // -1 for Adaptive Sync, 0 for no interval, >0 to wait 'frames' frames between each swap
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void p_graphics_swap();
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// Input (keyboard / mouse / controller)
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void p_mouse_grab(bool grab);
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// Events
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bool p_next_event(Event *e);
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// Audio
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struct p_audio_buffer;
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typedef void (*p_audio_callback)(p_audio_buffer *);
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void p_audio_register_data_callback(p_audio_callback cb);
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u32 p_audio_sample_rate();
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// Threads
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// @Feature: OS threads and syncronization
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// Audio structs
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struct p_audio_sample
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{
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f32 left;
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f32 right;
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};
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struct p_audio_buffer
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{
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p_audio_sample *samples;
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u64 size;
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};
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#if defined(__linux__)
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#include "linux_platform.h"
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#else
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#error "Platform not supported"
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#endif
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#endif
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