213 lines
4.6 KiB
C
213 lines
4.6 KiB
C
/************************************************************//**
|
|
*
|
|
* @file: main.cpp
|
|
* @author: Martin Fouilleul
|
|
* @date: 30/07/2022
|
|
* @revision:
|
|
*
|
|
*****************************************************************/
|
|
#include<stdlib.h>
|
|
#include<string.h>
|
|
#include<errno.h>
|
|
|
|
#define _USE_MATH_DEFINES //NOTE: necessary for MSVC
|
|
#include<math.h>
|
|
|
|
#include"milepost.h"
|
|
|
|
#define LOG_SUBSYSTEM "Main"
|
|
|
|
|
|
mg_font create_font()
|
|
{
|
|
//NOTE(martin): create font
|
|
str8 fontPath = mp_app_get_resource_path(mem_scratch(), "../resources/OpenSansLatinSubset.ttf");
|
|
char* fontPathCString = str8_to_cstring(mem_scratch(), fontPath);
|
|
|
|
FILE* fontFile = fopen(fontPathCString, "r");
|
|
if(!fontFile)
|
|
{
|
|
LOG_ERROR("Could not load font file '%s': %s\n", fontPathCString, strerror(errno));
|
|
return(mg_font_nil());
|
|
}
|
|
unsigned char* fontData = 0;
|
|
fseek(fontFile, 0, SEEK_END);
|
|
u32 fontDataSize = ftell(fontFile);
|
|
rewind(fontFile);
|
|
fontData = (unsigned char*)malloc(fontDataSize);
|
|
fread(fontData, 1, fontDataSize, fontFile);
|
|
fclose(fontFile);
|
|
|
|
unicode_range ranges[5] = {UNICODE_RANGE_BASIC_LATIN,
|
|
UNICODE_RANGE_C1_CONTROLS_AND_LATIN_1_SUPPLEMENT,
|
|
UNICODE_RANGE_LATIN_EXTENDED_A,
|
|
UNICODE_RANGE_LATIN_EXTENDED_B,
|
|
UNICODE_RANGE_SPECIALS};
|
|
|
|
mg_font font = mg_font_create_from_memory(fontDataSize, fontData, 5, ranges);
|
|
free(fontData);
|
|
|
|
return(font);
|
|
}
|
|
|
|
int main()
|
|
{
|
|
LogLevel(LOG_LEVEL_WARNING);
|
|
|
|
mp_init();
|
|
mp_clock_init(); //TODO put that in mp_init()?
|
|
|
|
mp_rect windowRect = {.x = 100, .y = 100, .w = 810, .h = 610};
|
|
mp_window window = mp_window_create(windowRect, "test", 0);
|
|
|
|
mp_rect contentRect = mp_window_get_content_rect(window);
|
|
|
|
//NOTE: create surface
|
|
mg_surface surface = mg_surface_create_for_window(window, MG_BACKEND_DEFAULT);
|
|
mg_surface_swap_interval(surface, 0);
|
|
|
|
//TODO: create canvas
|
|
mg_canvas canvas = mg_canvas_create(surface);
|
|
|
|
if(mg_canvas_is_nil(canvas))
|
|
{
|
|
printf("Error: couldn't create canvas\n");
|
|
return(-1);
|
|
}
|
|
|
|
mg_font font = create_font();
|
|
|
|
// start app
|
|
mp_window_bring_to_front(window);
|
|
mp_window_focus(window);
|
|
|
|
f32 x = 400, y = 300;
|
|
f32 speed = 0;
|
|
f32 dx = speed, dy = speed;
|
|
f64 frameTime = 0;
|
|
|
|
while(!mp_should_quit())
|
|
{
|
|
f64 startTime = mp_get_time(MP_CLOCK_MONOTONIC);
|
|
|
|
mp_pump_events(0);
|
|
mp_event event = {0};
|
|
while(mp_next_event(&event))
|
|
{
|
|
switch(event.type)
|
|
{
|
|
case MP_EVENT_WINDOW_CLOSE:
|
|
{
|
|
mp_request_quit();
|
|
} break;
|
|
|
|
case MP_EVENT_KEYBOARD_KEY:
|
|
{
|
|
if(event.key.action == MP_KEY_PRESS || event.key.action == MP_KEY_REPEAT)
|
|
{
|
|
f32 factor = (event.key.mods & MP_KEYMOD_SHIFT) ? 10 : 1;
|
|
|
|
if(event.key.code == MP_KEY_LEFT)
|
|
{
|
|
x-=0.3*factor;
|
|
}
|
|
else if(event.key.code == MP_KEY_RIGHT)
|
|
{
|
|
x+=0.3*factor;
|
|
}
|
|
else if(event.key.code == MP_KEY_UP)
|
|
{
|
|
y-=0.3*factor;
|
|
}
|
|
else if(event.key.code == MP_KEY_DOWN)
|
|
{
|
|
y+=0.3*factor;
|
|
}
|
|
}
|
|
} break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
if(x-200 < 0)
|
|
{
|
|
x = 200;
|
|
dx = speed;
|
|
}
|
|
if(x+200 > contentRect.w)
|
|
{
|
|
x = contentRect.w - 200;
|
|
dx = -speed;
|
|
}
|
|
if(y-200 < 0)
|
|
{
|
|
y = 200;
|
|
dy = speed;
|
|
}
|
|
if(y+200 > contentRect.h)
|
|
{
|
|
y = contentRect.h - 200;
|
|
dy = -speed;
|
|
}
|
|
x += dx;
|
|
y += dy;
|
|
|
|
mg_surface_prepare(surface);
|
|
|
|
// background
|
|
mg_set_color_rgba(0, 1, 1, 1);
|
|
mg_clear();
|
|
|
|
// head
|
|
mg_set_color_rgba(1, 1, 0, 1);
|
|
mg_circle_fill(x, y, 200);
|
|
|
|
// smile
|
|
f32 frown = frameTime > 0.033 ? -100 : 0;
|
|
|
|
mg_set_color_rgba(0, 0, 0, 1);
|
|
mg_set_width(20);
|
|
mg_move_to(x-100, y+100);
|
|
mg_cubic_to(x-50, y+150+frown, x+50, y+150+frown, x+100, y+100);
|
|
mg_stroke();
|
|
|
|
// eyes
|
|
mg_ellipse_fill(x-70, y-50, 30, 50);
|
|
mg_ellipse_fill(x+70, y-50, 30, 50);
|
|
|
|
// text
|
|
mg_set_color_rgba(0, 0, 1, 1);
|
|
mg_set_font(font);
|
|
mg_set_font_size(12);
|
|
mg_move_to(50, 600-50);
|
|
|
|
str8 text = str8_pushf(mem_scratch(),
|
|
"Milepost vector graphics test program (frame time = %fs, fps = %f)...",
|
|
frameTime,
|
|
1./frameTime);
|
|
mg_text_outlines(text);
|
|
mg_fill();
|
|
|
|
printf("Milepost vector graphics test program (frame time = %fs, fps = %f)...\n",
|
|
frameTime,
|
|
1./frameTime);
|
|
|
|
mg_flush();
|
|
mg_surface_present(surface);
|
|
|
|
mem_arena_clear(mem_scratch());
|
|
frameTime = mp_get_time(MP_CLOCK_MONOTONIC) - startTime;
|
|
}
|
|
|
|
mg_font_destroy(font);
|
|
mg_canvas_destroy(canvas);
|
|
mg_surface_destroy(surface);
|
|
mp_window_destroy(window);
|
|
|
|
mp_terminate();
|
|
|
|
return(0);
|
|
}
|