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75 linhas
3.1 KiB
75 linhas
3.1 KiB
/*******************************************************************************************
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*
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* raylib example 04b - Texture loading and drawing a part defined by a rectangle
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*
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* This example has been created using raylib 1.0 (www.raylib.com)
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* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
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*
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* Copyright (c) 2013 Ramon Santamaria (Ray San - raysan@raysanweb.com)
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*
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********************************************************************************************/
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#include "raylib.h"
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int main()
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{
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// Initialization
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//--------------------------------------------------------------------------------------
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int screenWidth = 800;
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int screenHeight = 450;
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const char textLine1[] = "Lena image is a standard test image which has been in use since 1973.";
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const char textLine2[] = "It comprises 512x512 pixels, and was originally cropped from the centerfold";
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const char textLine3[] = "of November 1972 issue of Playboy magazine. The image is probably the most";
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const char textLine4[] = "widely used test image for all sorts of image processing algorithms.";
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InitWindow(screenWidth, screenHeight, "raylib example 04b - texture rectangle");
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// NOTE: Textures MUST be loaded after Window initialization (OpenGL context is required)
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Texture2D texture = LoadTexture("resources/lena.png"); // Texture loading
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Color halfTrans = WHITE;
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halfTrans.a = 30;
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Rectangle eyesRec = { 225, 240, 155, 50 };
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Vector2 position = { 369, 241 };
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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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// TODO: Update your variables here
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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("LENA", 220, 100, 20, PINK);
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DrawTexture(texture, screenWidth/2 - 256, 0, halfTrans); // Draw background image
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DrawTextureRec(texture, eyesRec, position, WHITE); // Draw eyes part of image
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DrawText(textLine1, 220, 140, 10, DARKGRAY);
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DrawText(textLine2, 220, 160, 10, DARKGRAY);
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DrawText(textLine3, 220, 180, 10, DARKGRAY);
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DrawText(textLine4, 220, 200, 10, DARKGRAY);
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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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UnloadTexture(texture); // Texture unloading
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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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