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Update/merge examples back into main repo (#192)

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Chris Dill
2023-08-25 08:08:32 +01:00
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commit bcdf8cec5b
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Examples/Textures/ImageGeneration.cs Normal file
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/*******************************************************************************************
*
* raylib [textures] example - Procedural images generation
*
* This example has been created using raylib 1.8 (www.raylib.com)
* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
*
* Copyright (c) 2O17 Wilhem Barbier (@nounoursheureux)
*
********************************************************************************************/
using static Raylib_cs.Raylib;
namespace Examples.Textures;
public class ImageGeneration
{
public const int NumTextures = 6;
public static int Main()
{
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [textures] example - procedural images generation");
Image verticalGradient = GenImageGradientV(screenWidth, screenHeight, Color.RED, Color.BLUE);
Image horizontalGradient = GenImageGradientH(screenWidth, screenHeight, Color.RED, Color.BLUE);
Image radialGradient = GenImageGradientRadial(screenWidth, screenHeight, 0.0f, Color.WHITE, Color.BLACK);
Image isChecked = GenImageChecked(screenWidth, screenHeight, 32, 32, Color.RED, Color.BLUE);
Image whiteNoise = GenImageWhiteNoise(screenWidth, screenHeight, 0.5f);
Image cellular = GenImageCellular(screenWidth, screenHeight, 32);
Texture2D[] textures = new Texture2D[NumTextures];
textures[0] = LoadTextureFromImage(verticalGradient);
textures[1] = LoadTextureFromImage(horizontalGradient);
textures[2] = LoadTextureFromImage(radialGradient);
textures[3] = LoadTextureFromImage(isChecked);
textures[4] = LoadTextureFromImage(whiteNoise);
textures[5] = LoadTextureFromImage(cellular);
UnloadImage(verticalGradient);
UnloadImage(horizontalGradient);
UnloadImage(radialGradient);
UnloadImage(isChecked);
UnloadImage(whiteNoise);
UnloadImage(cellular);
int currentTexture = 0;
SetTargetFPS(60);
//---------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose())
{
// Update
//----------------------------------------------------------------------------------
if (IsMouseButtonPressed(MouseButton.MOUSE_LEFT_BUTTON) || IsKeyPressed(KeyboardKey.KEY_RIGHT))
{
// Cycle between the textures
currentTexture = (currentTexture + 1) % NumTextures;
}
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(Color.RAYWHITE);
DrawTexture(textures[currentTexture], 0, 0, Color.WHITE);
DrawRectangle(30, 400, 325, 30, ColorAlpha(Color.SKYBLUE, 0.5f));
DrawRectangleLines(30, 400, 325, 30, ColorAlpha(Color.WHITE, 0.5f));
DrawText("MOUSE LEFT BUTTON to CYCLE PROCEDURAL TEXTURES", 40, 410, 10, Color.WHITE);
switch (currentTexture)
{
case 0:
DrawText("VERTICAL GRADIENT", 560, 10, 20, Color.RAYWHITE);
break;
case 1:
DrawText("HORIZONTAL GRADIENT", 540, 10, 20, Color.RAYWHITE);
break;
case 2:
DrawText("RADIAL GRADIENT", 580, 10, 20, Color.LIGHTGRAY);
break;
case 3:
DrawText("CHECKED", 680, 10, 20, Color.RAYWHITE);
break;
case 4:
DrawText("Color.WHITE NOISE", 640, 10, 20, Color.RED);
break;
case 5:
DrawText("CELLULAR", 670, 10, 20, Color.RAYWHITE);
break;
default:
break;
}
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
for (int i = 0; i < textures.Length; i++)
{
UnloadTexture(textures[i]);
}
CloseWindow();
//--------------------------------------------------------------------------------------
return 0;
}
}