Look at mouse position and move with WASD based on look direction
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195b54835c
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1
.gitignore
vendored
Normal file
1
.gitignore
vendored
Normal file
@ -0,0 +1 @@
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/fnm
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44
game.odin
44
game.odin
@ -5,11 +5,12 @@ import "core:math"
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import "core:math/rand"
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import "core:fmt"
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Vec2 :: [2]f32
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Rect :: rl.Rectangle
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Img :: rl.Image
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Tex :: rl.Texture
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Key :: rl.KeyboardKey
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Vec2 :: [2]f32
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Rect :: rl.Rectangle
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Img :: rl.Image
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Tex :: rl.Texture
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Key :: rl.KeyboardKey
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Color :: rl.Color
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SCREEN_WIDTH : i32 = 1000
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SCREEN_HEIGHT : i32 = 800
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@ -50,21 +51,33 @@ init_state :: proc() -> ^GameState {
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state := GameState {
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keymap = keymap,
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player = Player {
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pos = Vec2{BW / 2, BH / 2},
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},
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}
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cloned := new_clone(state)
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return cloned
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}
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player_input :: proc(using s: ^GameState) {
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speed :f32 = 1.5
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if rl.IsKeyDown(.D) {
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player.angle += ANGULAR_SPEED
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theta := player.angle + math.PI / 2
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player.vel.x += math.cos(theta) * speed
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player.vel.y += math.sin(theta) * speed
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}
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if rl.IsKeyDown(.A) {
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player.angle -= ANGULAR_SPEED
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theta := player.angle - math.PI / 2
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player.vel.x += math.cos(theta) * speed
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player.vel.y += math.sin(theta) * speed
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}
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if rl.IsKeyDown(.W) {
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player.vel.x += math.cos(player.angle)
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player.vel.y += math.sin(player.angle)
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player.vel.x += math.cos(player.angle) * speed
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player.vel.y += math.sin(player.angle) * speed
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}
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if rl.IsKeyDown(.S) {
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player.vel.x += math.cos(-player.angle) * speed
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player.vel.y += math.sin(-player.angle) * speed
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}
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if rl.IsKeyPressed(.SPACE) {
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b_vel := Vec2{ math.cos(player.angle) , math.sin(player.angle) } * BULLET_SPEED
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@ -73,19 +86,30 @@ player_input :: proc(using s: ^GameState) {
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}
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update :: proc(using s: ^GameState) {
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player.vel *= 0.97
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player.pos += player.vel * (THRUST_SPEED * s.dt)
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m_pos, p_pos := rl.GetMousePosition(), player.pos
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player.angle = math.atan2(m_pos.y - p_pos.y, m_pos.x - p_pos.x)
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}
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draw :: proc(using s: ^GameState) {
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rl.DrawCircleV(player.pos, 10, rl.BLACK)
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rect := Rect{player.pos.x, player.pos.y, 20, 5}
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rect := Rect{player.pos.x, player.pos.y, 15, 5}
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rl.DrawRectanglePro(rect, Vec2{0,2.5}, player.angle * rl.RAD2DEG, rl.BLACK)
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m_pos := rl.GetMousePosition()
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reticle_size :f32 = 50
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reticle_rect := Rect{m_pos.x - reticle_size / 2, m_pos.y- reticle_size / 2, reticle_size, reticle_size}
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color := Color{255, 0, 0, 172}
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rl.DrawRectangleRoundedLines(reticle_rect, 0.2, 5, 5, color)
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rl.DrawCircleV(m_pos, 3, color)
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}
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main :: proc() {
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rl.SetTraceLogLevel(.ERROR)
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rl.InitWindow(SCREEN_WIDTH, SCREEN_HEIGHT, "F&M")
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rl.SetTargetFPS(60)
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rl.DisableCursor()
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state := init_state()
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defer free(state)
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