172 lines
3.0 KiB
C
172 lines
3.0 KiB
C
/************************************************************//**
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*
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* @file: wasm_main.cpp
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* @author: Martin Fouilleul
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* @date: 14/08/2022
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* @revision:
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*
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*****************************************************************/
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#include"keys.h"
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#include"graphics.h"
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#include"orca.h"
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#define str8_lit(s) ((str8){.len = sizeof(s)-1, .ptr = (char*)(s)})
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#define M_PI 3.14159265358979323846
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extern void log_string_flat(unsigned long long len, char* ptr);
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extern void log_int(int i);
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extern float cosf(float x);
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extern float sinf(float x);
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void log_string(str8 string)
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{
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log_string_flat(string.len, string.ptr);
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}
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const g_color paddleColor = {1, 0, 0, 1};
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mp_rect paddle = {200, 40, 200, 40};
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const g_color ballColor = {1, 1, 0, 1};
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mp_rect ball = {200, 200, 60, 60};
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vec2 velocity = {10, 10};
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vec2 frameSize = {100, 100};
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float rotationDir = 1;
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bool leftDown = false;
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bool rightDown = false;
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g_font font;
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void OnInit(void)
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{
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font = g_font_create_default();
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//log_string(str8_lit("init procedure\n"));
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}
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void OnFrameResize(u32 width, u32 height)
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{
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log_string(str8_lit("frame resize "));
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log_int(width);
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log_int(height);
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log_string(str8_lit("\n"));
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frameSize.x = width;
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frameSize.y = height;
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/*
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paddle.x = width/2. - paddle.w/2.;
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ball.x = width/2. - ball.w/2.;
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ball.y = height/2. - ball.h/2.;
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*/
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}
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void OnMouseDown(int button)
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{
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rotationDir *= -1;
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}
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void OnKeyDown(int key)
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{
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if(key == KEY_LEFT)
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{
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leftDown = true;
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}
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if(key == KEY_RIGHT)
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{
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rightDown = true;
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}
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}
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void OnKeyUp(int key)
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{
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if(key == KEY_LEFT)
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{
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leftDown = false;
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}
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if(key == KEY_RIGHT)
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{
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rightDown = false;
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}
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}
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void OnFrameRefresh(void)
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{
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//log_string(str8_lit("frame procedure\n"));
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f32 aspect = frameSize.x/frameSize.y;
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if(leftDown)
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{
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paddle.x -= 10;
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}
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else if(rightDown)
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{
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paddle.x += 10;
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}
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paddle.x = Clamp(paddle.x, 0, frameSize.x - paddle.w);
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ball.x += velocity.x;
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ball.y += velocity.y;
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ball.x = Clamp(ball.x, 0, frameSize.x - ball.w);
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ball.y = Clamp(ball.y, 0, frameSize.y - ball.h);
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if(ball.x + ball.w >= frameSize.x)
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{
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velocity.x = -10;
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}
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if(ball.x <= 0)
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{
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velocity.x = +10;
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}
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if(ball.y + ball.h >= frameSize.y)
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{
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velocity.y = -10;
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}
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if(ball.y <= paddle.y + paddle.h
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&& ball.x+ball.w >= paddle.x
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&& ball.x <= paddle.x + paddle.w
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&& velocity.y < 0)
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{
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velocity.y *= -1;
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ball.y = paddle.y + paddle.h;
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}
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if(ball.y <= 0)
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{
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ball.x = frameSize.x/2. - ball.w;
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ball.y = frameSize.y/2. - ball.h;
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}
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g_set_color_rgba(0, 1, 1, 1);
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g_clear();
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g_mat2x3 transform = {1, 0, 0,
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0, -1, frameSize.y};
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g_matrix_push(transform);
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g_set_color(paddleColor);
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g_rectangle_fill(paddle.x, paddle.y, paddle.w, paddle.h);
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g_set_color(ballColor);
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g_circle_fill(ball.x+ball.w/2, ball.y + ball.w/2, ball.w/2.);
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g_set_font(font);
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g_set_font_size(16);
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g_set_color_rgba(0, 0, 0, 1);
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g_set_text_flip(true);
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str8 str = {.len = 13, .ptr = (char*)"Hello, world!"};
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g_move_to(10, 10);
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g_text_outlines(str);
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g_fill();
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g_matrix_pop();
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}
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