proper positioning works now

semestralka1/src/background_dark_inverted.h

@@ -1,7 +1,7 @@
 // background_dark_inverted.h
 #pragma once
 
-static const char *BACKGROUND_DARK_INVERTED[] = {
+static const char *BACKGROUND_MASK[] = {
     "~`````````````````````````````````````````````````````````````````````````````````````\"````````````````````````````````~```````````````````````````````````````````````````````````````````````````````````````````````````````````````````````+````````````````````~````````````````````````````````~```````````````````````````````````````````````````````",
     "...................................................................,.......................:..........................................'.........`..:.....................................................................................................+...................................:...........:..,................................................",
     "...........................\"............................................._................................+...........................................................................................................,..............................................`..............................................................!........................",
@@ -19,5 +19,4 @@ static const char *BACKGROUND_DARK_INVERTED[] = {
     "...,,,,,,,,4@@@$g@....,7^=sa@@$a@@@@@@@@@@@@@@@@@@~``.`,,,,,,,,:::`,g@R@BZa$TTTTF5PM@@@@^:`'`~T5#@@y_`,u@~$@$@@g_,F,,,,`@@@@'':^na$g@@@=_:@@.`,.4__,,,,,,,,,g@@K:,,,,,,g@@@@w....,,,,,,,,,$@@$g@F...,,^=#aa@$gg@@@@@@@@@@@@@@@@@F``.`,,,,,,,,,::`,:@@P@R5$T~TTFFPP5@@@$:'``~~7P@@y_``,$E4@W@$@y,4::,,`3@@@[`:,raagg@@Fk`@@L.,.`g_,,,,,,,,,,g@@~:,,,,,,g@@@$..",
     "..,:''``a$gg@$@@ZF...:,,,,,,:`~T@@@@@@@@@@@@@A@@^``...:,,,,,`,,::,.,@@@@@@@@,`.`````@@@[',,,,,,,,,,`TR@@@@@@@$@@@`'''':,A@MP.,,,,,\"~TT@,`3@@*g'.`4@':,,,,,,:EDT,,,,,,,_@@@@@$....:':':H$$g@$@@$@....,,,,,`:`~7R@@@@@@@@@@@@AR@@```..,',,,'``,,::,,d@0@@@@@y`.`````g@@@`',,,,,,,,,:79@$@@@@@@@@@'\"``':,!$FP~:,,,,,~~7@y.~A@mg@'.\"@F::,,,,,,4ER~,,,,,,,g@@@@@..",
 };
-static const int BACKGROUND_DARK_INVERTED_LINES =
+static const int VIEW_HEIGHT = sizeof(BACKGROUND_MASK) / sizeof(BACKGROUND_MASK[0]);
-    sizeof(BACKGROUND_DARK_INVERTED) / sizeof(BACKGROUND_DARK_INVERTED[0]);

semestralka1/src/render/background.cpp

@@ -11,8 +11,8 @@ void draw_mask(const char *unused_filename, int shift, const char *text) {
     // Terminal clear + home
     printf("\033[2J\033[H");
 
-    for (int i = 0; i < view_height && i < BACKGROUND_DARK_INVERTED_LINES; i++) {
+    for (int i = 0; i < view_height && i < VIEW_HEIGHT; i++) {
-        const char *row = BACKGROUND_DARK_INVERTED[i];
+        const char *row = BACKGROUND_MASK[i];
         int width = strlen(row);
         if (width == 0) {
             printf("\r\n");

semestralka1/src/render/loop.cpp

@@ -1,6 +1,7 @@
 // src/render/loop.cpp
 #include "loop.h"
 #include "../background_dark_inverted.h"
+#include "player_positioning.h"
 #include "background.h"
 #include "mbed.h"
 #include "player.h"
@@ -15,8 +16,8 @@ constexpr size_t BUFFER_SIZE = 64;
 constexpr auto CRAWL_DURATION = 300ms;
 constexpr auto ANIMATION_TICK = 170ms;
 constexpr auto MESSAGE_DISPLAY_DURATION = 1s;
-constexpr int PLAYER_X = 18;
+constexpr int PLAYER_X = 9;
-constexpr int PLAYER_Y = 13;
+constexpr int PLAYER_Y = 6;
 
 enum class PlayerState { Walk1, Walk2, Crawl1 };
 
@@ -128,6 +129,8 @@ void render_loop(int speed) {
   anim_timer.start();
   int shift = 0;
 
+  PlayerPosition pos = {PLAYER_X, PLAYER_Y};
+
   const char *bg_file = "background_dark_inverted.txt";
   bool need_redraw = false;
 
@@ -155,7 +158,8 @@ void render_loop(int speed) {
     if (need_redraw) {
       draw_mask(bg_file, shift, message_active ? message : nullptr);
       int player_frame = get_player_frame(player_state.current_state);
-      draw_player(PLAYER_X, PLAYER_Y, player_frame);
+      PlayerPosition draw_pos = get_aligned_frame_position(pos, player_frame);
+      draw_player(draw_pos.x, draw_pos.y, player_frame);
 
       // alternate between frame 0 and 1 when not crawling
       if (player_state.current_state != PlayerState::Crawl1) {

semestralka1/src/render/player.cpp

@@ -4,9 +4,9 @@
 #include "player_mask.h"
 #include <cstdio>
 
-void draw_player(int view_width, int view_height, int frame_index) {
+void draw_player(int x, int y, int frame_index) {
     if (frame_index < 0 || frame_index >= PLAYER_FRAME_COUNT)
-        frame_index = 0; // fallback
+        frame_index = 0; // fallback safety
 
     const char **sprite = PLAYER_FRAMES[frame_index];
     int sprite_height = 0;
@@ -17,19 +17,9 @@ void draw_player(int view_width, int view_height, int frame_index) {
     else
         sprite_height = PLAYER_MASK_LINES_FRAME_3;
 
-    // Width from first line
+    // Draw the sprite starting from (x, y)
-    int sprite_width = 0;
-    if (sprite_height > 0) {
-        const char *first_line = sprite[0];
-        while (first_line[sprite_width] != '\0')
-            sprite_width++;
-    }
-
-    int center_x = view_width / 2 - sprite_width / 2;
-    int center_y = view_height / 2 - sprite_height / 2;
-
     for (int i = 0; i < sprite_height; i++) {
-        printf("\033[%d;%dH%s", center_y + i + 1, center_x + 1, sprite[i]);
+        printf("\033[%d;%dH%s", y + i + 1, x + 1, sprite[i]);
     }
     fflush(stdout);
 }

semestralka1/src/render/player.h

@@ -1,5 +1,5 @@
 // src/render/player.h
 #pragma once
 
-// Draw the player object centered over the background
+// Draw the player object starting at given (x, y)
-void draw_player(int view_width, int view_height, int frame_index);
+void draw_player(int x, int y, int frame_index);

semestralka1/src/render/player_positioning.cpp

@@ -0,0 +1,24 @@
+// src/render/player_positioning.cpp
+#include "player_positioning.h"
+#include "../background_dark_inverted.h"
+#include <cstdio>
+
+// Convert a pivot coordinate (bottom-left) to the top-left draw position
+PlayerPosition get_aligned_frame_position(PlayerPosition base, int frame_index) {
+    if (frame_index < 0 || frame_index >= PLAYER_FRAME_COUNT)
+        frame_index = 0;
+
+    int sprite_height = 0;
+    if (frame_index == 0)
+        sprite_height = PLAYER_MASK_LINES_FRAME_1;
+    else if (frame_index == 1)
+        sprite_height = PLAYER_MASK_LINES_FRAME_2;
+    else
+        sprite_height = PLAYER_MASK_LINES_FRAME_3;
+
+    PlayerPosition draw_pos;
+    draw_pos.x = base.x;
+    draw_pos.y = (VIEW_HEIGHT - base.y) - sprite_height;
+
+    return draw_pos;
+}

semestralka1/src/render/player_positioning.h

@@ -0,0 +1,11 @@
+// src/render/player_positioning.h
+#pragma once
+#include "player_mask.h"
+
+struct PlayerPosition {
+    int x;
+    int y;
+};
+
+// Calculates drawing position relative to bottom-left pivot
+PlayerPosition get_aligned_frame_position(PlayerPosition base, int frame_index);