add game times

src/game/game.c

@@ -12,6 +12,7 @@
 #include "../window/colour8.h"
 #include "./tetromino/shapes.h"
 #include "SDL_audio.h"
+#include "SDL_timer.h"
 #include "tetromino/placing.h"
 
 // shuffle the array using a Fisher–Yates shuffle
@@ -72,19 +73,38 @@ void game_update(game_data* const dat, uint8_t const* const keys) {
     if (keys[SDL_SCANCODE_ESCAPE])
         stop();
 
-    time_t ctime = time(NULL);
-    if (ctime > dat->music_timer) {
-        dat->music_timer = ctime + dat->music.sec;
+    InputData move = MOVE_NONE; // contains the move data
+    uint32_t ctime = SDL_GetTicks();
+
+    if (ctime > dat->timer_update) {
+        dat->timer_update = ctime + 500;
+        move |= MOVE_DOWN;
+    }
+
+    if (ctime > dat->timer_music) {
+        dat->timer_music = ctime + (dat->music.ms);
         audio_play(dat->audio_device, &dat->music);
     }
 
-    InputData move = MOVE_NONE;
-    if (keys[SDL_SCANCODE_LEFT] || keys[SDL_SCANCODE_A]) move |= MOVE_LEFT;
-    if (keys[SDL_SCANCODE_RIGHT] || keys[SDL_SCANCODE_D]) move |= MOVE_RIGHT;
-    if (keys[SDL_SCANCODE_DOWN] || keys[SDL_SCANCODE_S] || keys[SDL_SCANCODE_SPACE]) move |= MOVE_DOWN;
-    if (keys[SDL_SCANCODE_Q]) move |= MOVE_ROTLEFT;
-    if (keys[SDL_SCANCODE_E]) move |= MOVE_ROTRIGHT;
-    place_update(dat, move);
+    if (ctime > dat->timer_input) {
+        InputData umove = MOVE_NONE;
+
+        // get the input data and apply it to move
+        if (keys[SDL_SCANCODE_LEFT] || keys[SDL_SCANCODE_A]) umove |= MOVE_LEFT;
+        if (keys[SDL_SCANCODE_RIGHT] || keys[SDL_SCANCODE_D]) umove |= MOVE_RIGHT;
+        if (keys[SDL_SCANCODE_DOWN] || keys[SDL_SCANCODE_S] || keys[SDL_SCANCODE_SPACE]) umove |= MOVE_DOWN;
+        if (keys[SDL_SCANCODE_Q]) umove |= MOVE_ROTLEFT;
+        if (keys[SDL_SCANCODE_E]) umove |= MOVE_ROTRIGHT;
+
+        if (umove != MOVE_NONE) {
+            dat->timer_input = ctime + 60;
+            move |= umove;
+        }
+    }
+
+    // update the block position
+    if (move != MOVE_NONE)
+        place_update(dat, move);
 }
 
 void game_free(game_data* const dat) {

src/game/game.h

@@ -1,7 +1,6 @@
 #pragma once
 
 #include <stdint.h>
-#include <time.h>
 
 #include "../window/audio.h"
 #include "../window/colour8.h"
@@ -18,7 +17,9 @@ typedef struct {
     row rows[ROWS];
     audio_device* audio_device;
     audio_data music;
-    time_t music_timer;
+    uint32_t timer_music;
+    uint32_t timer_update;
+    uint32_t timer_input;
     uint16_t score;
     shape_id nxt[7];  // the order of the shape ids that they should appear in
     uint8_t curr_idx; // current shape index

src/main.c

@@ -9,7 +9,9 @@
 #include <stdlib.h>
 #include <string.h>
 #include <time.h>
+#include <wchar.h>
 
+#include "SDL_render.h"
 #include "SDL_timer.h"
 #include "SDL_ttf.h"
 #include "errors.h"
@@ -71,9 +73,10 @@ int main(int const argc, char const* const* const argv) {
 
     init();
 
+    printf("target framerate: %u\n", 0);
+
     while (playing) {
         update();
-        SDL_Delay(50);
     }
 
     // cleanup of resources

src/window/audio.c

@@ -86,7 +86,7 @@ audio_data audio_wav_load(audio_device const* const dev, char const* const fpath
     convert_audio(dev, wav_spec, &audio.buf, &audio.len);
 
     // calculate the amount of seconds that the audio fragment has
-    audio.sec = (audio.len / (SDL_AUDIO_BITSIZE(dev->fmt) / 8)) / wav_spec.channels / dev->freq;
+    audio.ms = 1000 * (((audio.len) / (SDL_AUDIO_BITSIZE(dev->fmt) / 8)) / wav_spec.channels / dev->freq);
 
     return audio;
 }

src/window/audio.h

@@ -6,7 +6,7 @@
 typedef struct {
     uint8_t* buf; // the audio buffer
     uint32_t len; // length in bytes of the audio buffer
-    uint32_t sec; // length in seconds of the audio buffer
+    uint32_t ms; // length in seconds of the audio buffer
 } audio_data;
 
 typedef struct audio_player {