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This commit is contained in:
Ray 2019-05-20 16:36:42 +02:00
parent a43a7980a3
commit b525039e0a
96 changed files with 1301 additions and 1317 deletions
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34
examples/shapes/shapes_bouncing_ball.c
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@ -11,58 +11,58 @@
#include "raylib.h"
int main()
int main(void)
{
// Initialization
//---------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [shapes] example - bouncing ball");
Vector2 ballPosition = { GetScreenWidth()/2, GetScreenHeight()/2 };
Vector2 ballSpeed = { 5.0f, 4.0f };
int ballRadius = 20;
Vector2 ballPosition = { GetScreenWidth()/2, GetScreenHeight()/2 };
Vector2 ballSpeed = { 5.0f, 4.0f };
int ballRadius = 20;
bool pause = 0;
int framesCounter = 0;
SetTargetFPS(60);
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//----------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//-----------------------------------------------------
if (IsKeyPressed(KEY_SPACE)) pause = !pause;
if (!pause)
{
ballPosition.x += ballSpeed.x;
ballPosition.y += ballSpeed.y;
// Check walls collision for bouncing
if ((ballPosition.x >= (GetScreenWidth() - ballRadius)) || (ballPosition.x <= ballRadius)) ballSpeed.x *= -1.0f;
if ((ballPosition.y >= (GetScreenHeight() - ballRadius)) || (ballPosition.y <= ballRadius)) ballSpeed.y *= -1.0f;
}
else framesCounter++;
//-----------------------------------------------------
// Draw
//-----------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
DrawCircleV(ballPosition, ballRadius, MAROON);
DrawText("PRESS SPACE to PAUSE BALL MOVEMENT", 10, GetScreenHeight() - 25, 20, LIGHTGRAY);
// On pause, we draw a blinking message
if (pause && ((framesCounter/30)%2)) DrawText("PAUSED", 350, 200, 30, GRAY);
DrawFPS(10, 10);
EndDrawing();
//-----------------------------------------------------
}
@ -71,6 +71,6 @@ int main()
//---------------------------------------------------------
CloseWindow(); // Close window and OpenGL context
//----------------------------------------------------------
return 0;
}