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86 řádky
3.8 KiB
86 řádky
3.8 KiB
/*******************************************************************************************
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*
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* raylib [shapes] example - Draw basic shapes 2d (rectangle, circle, line...)
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*
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* Example originally created with raylib 1.0, last time updated with raylib 4.2
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*
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* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
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* BSD-like license that allows static linking with closed source software
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*
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* Copyright (c) 2014-2023 Ramon Santamaria (@raysan5)
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*
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********************************************************************************************/
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#include "raylib.h"
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//------------------------------------------------------------------------------------
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// Program main entry point
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//------------------------------------------------------------------------------------
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int main(void)
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{
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// Initialization
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//--------------------------------------------------------------------------------------
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const int screenWidth = 800;
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const int screenHeight = 450;
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InitWindow(screenWidth, screenHeight, "raylib [shapes] example - basic shapes drawing");
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float rotation = 0.0f;
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SetTargetFPS(60); // Set our game to run at 60 frames-per-second
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//--------------------------------------------------------------------------------------
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// Main game loop
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while (!WindowShouldClose()) // Detect window close button or ESC key
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{
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// Update
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//----------------------------------------------------------------------------------
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rotation += 0.2f;
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//----------------------------------------------------------------------------------
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// Draw
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//----------------------------------------------------------------------------------
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BeginDrawing();
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ClearBackground(RAYWHITE);
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DrawText("some basic shapes available on raylib", 20, 20, 20, DARKGRAY);
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// Circle shapes and lines
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DrawCircle(screenWidth/5, 120, 35, DARKBLUE);
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DrawCircleGradient(screenWidth/5, 220, 60, GREEN, SKYBLUE);
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DrawCircleLines(screenWidth/5, 340, 80, DARKBLUE);
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// Rectangle shapes and lines
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DrawRectangle(screenWidth/4*2 - 60, 100, 120, 60, RED);
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DrawRectangleGradientH(screenWidth/4*2 - 90, 170, 180, 130, MAROON, GOLD);
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DrawRectangleLines(screenWidth/4*2 - 40, 320, 80, 60, ORANGE); // NOTE: Uses QUADS internally, not lines
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// Triangle shapes and lines
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DrawTriangle((Vector2){ screenWidth/4.0f *3.0f, 80.0f },
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(Vector2){ screenWidth/4.0f *3.0f - 60.0f, 150.0f },
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(Vector2){ screenWidth/4.0f *3.0f + 60.0f, 150.0f }, VIOLET);
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DrawTriangleLines((Vector2){ screenWidth/4.0f*3.0f, 160.0f },
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(Vector2){ screenWidth/4.0f*3.0f - 20.0f, 230.0f },
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(Vector2){ screenWidth/4.0f*3.0f + 20.0f, 230.0f }, DARKBLUE);
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// Polygon shapes and lines
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DrawPoly((Vector2){ screenWidth/4.0f*3, 330 }, 6, 80, rotation, BROWN);
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DrawPolyLines((Vector2){ screenWidth/4.0f*3, 330 }, 6, 90, rotation, BROWN);
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DrawPolyLinesEx((Vector2){ screenWidth/4.0f*3, 330 }, 6, 85, rotation, 6, BEIGE);
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// NOTE: We draw all LINES based shapes together to optimize internal drawing,
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// this way, all LINES are rendered in a single draw pass
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DrawLine(18, 42, screenWidth - 18, 42, BLACK);
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EndDrawing();
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//----------------------------------------------------------------------------------
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}
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// De-Initialization
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//--------------------------------------------------------------------------------------
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CloseWindow(); // Close window and OpenGL context
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//--------------------------------------------------------------------------------------
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return 0;
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}
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