basic player move init, lesson #1

This commit is contained in:
randy 2024-07-02 14:36:47 +07:00
parent 9866eae1b8
commit 69d8f66e22
4 changed files with 48 additions and 10 deletions

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@ -24,6 +24,6 @@ typedef struct Context_Extra {
// //
// Comment & Uncomment to swap projects // Comment & Uncomment to swap projects
#include "entry_engine_test.c" // #include "entry_engine_test.c"
// #include "entry_minimal_example.c" // #include "entry_minimal_example.c"
// #include "entry_randygame.c" #include "entry_randygame.c"

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@ -6,20 +6,58 @@ int entry(int argc, char **argv) {
window.height = 720; window.height = 720;
window.x = 200; window.x = 200;
window.y = 200; window.y = 200;
window.clear_color = v4(1, 1, 1, 1); window.clear_color = hex_to_rgba(0x2a2d3aff);
Gfx_Image* player = load_image_from_disk(fixed_string("player.png"), get_heap_allocator());
assert(player, "fuckie wucky happen");
Vector2 player_pos = v2(0, 0);
float64 seconds_counter = 0.0;
s32 frame_count = 0;
float64 last_time = os_get_current_time_in_seconds();
while (!window.should_close) { while (!window.should_close) {
reset_temporary_storage(); reset_temporary_storage();
float64 now = os_get_current_time_in_seconds();
float64 delta_t = now - last_time;
last_time = now;
os_update(); os_update();
float64 now = os_get_current_time_in_seconds(); if (is_key_just_pressed(KEY_ESCAPE)) {
Matrix4 hammer_xform = m4_scalar(1.0); window.should_close = true;
hammer_xform = m4_rotate_z(hammer_xform, (f32)now); }
hammer_xform = m4_translate(hammer_xform, v3(-.25f, -.25f, 0));
draw_rect_xform(hammer_xform, v2(.5f, .5f), COLOR_RED); Vector2 input_axis = v2(0, 0);
if (is_key_down('A')) {
input_axis.x -= 1.0;
}
if (is_key_down('D')) {
input_axis.x += 1.0;
}
if (is_key_down('S')) {
input_axis.y -= 1.0;
}
if (is_key_down('W')) {
input_axis.y += 1.0;
}
input_axis = v2_normalize(input_axis);
player_pos = v2_add(player_pos, v2_mulf(input_axis, 5.0 * delta_t));
Matrix4 xform = m4_scalar(1.0);
xform = m4_translate(xform, v3(player_pos.x, player_pos.y, 0));
draw_image_xform(player, xform, v2(.5f, .5f), COLOR_RED);
gfx_update(); gfx_update();
seconds_counter += delta_t;
frame_count += 1;
if (seconds_counter > 1.0) {
log("fps: %i", frame_count);
seconds_counter = 0.0;
frame_count = 0;
}
} }
return 0; return 0;

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