From ee1993ae6dd27da1abde6c9b15d7a81258f82d08 Mon Sep 17 00:00:00 2001
From: muczc1wek <110698397+muczc1wek@users.noreply.github.com>
Date: Fri, 28 Jun 2024 22:02:33 +0200
Subject: [PATCH] [LeGo] Sprite package article

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+---
+title: Sprite
+description: LeGo package implementing functions for working with sprites
+---
+
+# Sprite
+
+!!! info inline end
+    **Dependencies:**<br/>
+    - [PermMem](permmem.md)<br/>
+    **Implementation:**<br/>
+    [:material-github: Sprite.d on GitHub](https://github.com/Lehona/LeGo/blob/dev/Sprite.d)
+
+Sprite package implements functions for working with 2D sprites.
+
+## Initialization
+Initialize with `LeGo_Sprite` flag.
+```dae
+LeGo_Init(LeGo_Sprite);
+```
+
+## Functions
+
+### `Sprite_Create`
+!!! function "`Sprite_Create`"
+    Creates a sprite. The dimensions are in virtual coordinates.
+    ```dae
+    func int Sprite_Create(var int x, var int y, var int width, var int height, var int color, var string tex)
+    ```
+    **Parameters**
+
+    - `#!dae var int x`  
+        X position of sprite (virtual)
+    - `#!dae var int y`  
+        Y position of sprite (virtual)
+    - `#!dae var int width`  
+        Width of sprite (virtual)
+    - `#!dae var int height`  
+        Height of sprite (virtual)
+    - `#!dae var int color`  
+        Color of sprite (in [RGBA](interface.md#rgba) format)
+    - `#!dae var string tex`  
+        Name of the sprite texture
+
+    **Return value**
+        
+    The function returns the handle of the created sprite.
+
+### `Sprite_CreatePxl`
+!!! function "`Sprite_CreatePxl`"
+    Creates a sprite. The dimensions are in pixels.
+    ```dae
+    func int Sprite_CreatePxl(var int x, var int y, var int width, var int height, var int color, var string tex)
+    ```
+    **Parameters**
+
+    - `#!dae var int x`  
+        X position of sprite (pixels)
+    - `#!dae var int y`  
+        Y position of sprite (pixels)
+    - `#!dae var int width`  
+        Width of sprite (pixels)
+    - `#!dae var int height`  
+        Height of sprite (pixels)
+    - `#!dae var int color`  
+        Color of sprite (in [RGBA](interface.md#rgba) format)
+    - `#!dae var string tex`  
+        Name of the sprite texture
+
+    **Return value**
+        
+    The function returns the handle of the created sprite.
+
+### `Sprite_Render`
+!!! function "`Sprite_Render`"
+    Renders a sprite on a screen (must be visible first).
+    ```dae
+    func void Sprite_Render(var int h)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+
+### `Sprite_SetVisible`
+!!! function "`Sprite_SetVisible`"
+    Sets the visibility of a sprite.
+    ```dae
+    func void Sprite_SetVisible(var int h, var int visible)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int visible`  
+        Visibility flag (0 for invisible, 1 for visible)
+
+### `Sprite_SetPrio`
+!!! function "`Sprite_SetPrio`"
+    Sets the priority of a sprite. The higher the priority, the closer the sprite is to the camera.
+    ```dae
+    func void Sprite_SetPrio(var int h, var int prio)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int prio`  
+        Priority of the sprite
+
+### `Sprite_Scale`
+!!! function "`Sprite_Scale`"
+    Scales a sprite.
+    ```dae
+    func void Sprite_Scale(var int h, var int x, var int y)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int x`  
+        X scale factor (as ikarus float)
+    - `#!dae var int y`  
+        Y scale factor (as ikarus float)
+
+### `Sprite_SetWidth`
+!!! function "`Sprite_SetWidth`"
+    Sets the width of a sprite in virtual coordinates.
+    ```dae
+    func void Sprite_SetWidth(var int h, var int w)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int w`  
+        Width of the sprite in virtual coordinates
+
+### `Sprite_SetWidthPxl`
+!!! function "`Sprite_SetWidthPxl`"
+    Sets the width of a sprite in pixels.
+    ```dae
+    func void Sprite_SetWidthPxl(var int h, var int w)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int w`  
+        Width of the sprite in pixels
+
+### `Sprite_SetHeight`
+!!! function "`Sprite_SetHeight`"
+    Sets the height of a sprite in virtual coordinates.
+    ```dae
+    func void Sprite_SetHeight(var int h, var int hg)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int hg`  
+        Height of the sprite in virtual coordinates
+
+### `Sprite_SetHeightPxl`
+!!! function "`Sprite_SetHeightPxl`"
+    Sets the height of a sprite in pixels.
+    ```dae
+    func void Sprite_SetHeightPxl(var int h, var int hg)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int hg`  
+        Height of the sprite in pixels
+
+
+### `Sprite_SetDim`
+!!! function "`Sprite_SetDim`"
+    Sets the dimensions of a sprite in virtual coordinates.
+    ```dae
+    func void Sprite_SetDim(var int h, var int w, var int hg)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int w`  
+        Width of the sprite in virtual coordinates
+    - `#!dae var int hg`  
+        Height of the sprite in virtual coordinates
+
+### `Sprite_SetDimPxl`
+!!! function "`Sprite_SetDimPxl`"
+    Sets the dimensions of a sprite in pixels.
+    ```dae
+    func void Sprite_SetDimPxl(var int h, var int w, var int hg)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int w`  
+        Width of the sprite in pixels
+    - `#!dae var int hg`  
+        Height of the sprite in pixels
+
+### `Sprite_SetPos`
+!!! function "`Sprite_SetPos`"
+    Sets the position of a sprite in virtual coordinates.
+    ```dae
+    func void Sprite_SetPos(var int h, var int x, var int y)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int x`  
+        X position of the sprite (virtual)
+    - `#!dae var int y`  
+        Y position of the sprite (virtual)
+
+### `Sprite_SetPosPxl`
+!!! function "`Sprite_SetPosPxl`"
+    Sets the position of a sprite in pixels.
+    ```dae
+    func void Sprite_SetPosPxl(var int h, var int x, var int y)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int x`  
+        X position of the sprite (pixels)
+    - `#!dae var int y`  
+        Y position of the sprite (pixels)
+
+### `Sprite_SetPosPxlF`
+!!! function "`Sprite_SetPosPxlF`"
+    Sets the position of a sprite in pixels (floating point).
+    ```dae
+    func void Sprite_SetPosPxlF(var int h, var int xf, var int yf)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int xf`  
+        X position of the sprite (pixels but as a float)
+    - `#!dae var int yf`  
+        Y position of the sprite (pixels but as a float)
+
+### `Sprite_SetColor`
+!!! function "`Sprite_SetColor`"
+    Sets the color of a sprite.
+    ```dae
+    func void Sprite_SetColor(var int h, var int col)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int col`  
+        Color of the sprite (in [RGBA](interface.md#rgba) format)
+
+### `Sprite_SetVertColor`
+!!! function "`Sprite_SetVertColor`"
+    Sets the color of a vertex in a sprite.
+    ```dae
+    func void Sprite_SetVertColor(var int h, var int vert, var int col)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int vert`  
+        Index of the vertex (0-3)
+    - `#!dae var int col`  
+        Color of the vertex (in [RGBA](interface.md#rgba) format)
+
+### `Sprite_SetUV`
+!!! function "`Sprite_SetUV`"
+    Sets the UV coordinates of a sprite.
+    ```dae
+    func void Sprite_SetUV(var int h, var int x0, var int y0, var int x1, var int y1)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int x0`  
+        X coordinate of the top-left UV
+    - `#!dae var int y0`  
+        Y coordinate of the top-left UV
+    - `#!dae var int x1`  
+        X coordinate of the bottom-right UV
+    - `#!dae var int y1`  
+        Y coordinate of the bottom-right UV
+
+### `Sprite_SetVertUV`
+!!! function "`Sprite_SetVertUV`"
+    Sets the UV coordinates of a vertex in a sprite.
+    ```dae
+    func void Sprite_SetVertUV(var int h, var int vert, var int x, var int y)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int vert`  
+        Index of the vertex (0-3)
+    - `#!dae var int x`  
+        X coordinate of the UV
+    - `#!dae var int y`  
+        Y coordinate of the UV
+
+### `Sprite_Rotate`
+!!! function "`Sprite_Rotate`"
+    Rotates a sprite by a given angle in degrees.
+    ```dae
+    func void Sprite_Rotate(var int h, var int r)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int r`  
+        Rotation angle in degrees
+
+
+### `Sprite_RotateR`
+!!! function "`Sprite_RotateR`"
+    Rotates a sprite by a given angle in radians.
+    ```dae
+    func void Sprite_RotateR(var int h, var int r)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int r`  
+        Rotation angle in radians
+
+### `Sprite_SetRotation`
+!!! function "`Sprite_SetRotation`"
+    Sets the rotation of a sprite in degrees.
+    ```dae
+    func void Sprite_SetRotation(var int h, var int r)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int r`  
+        Rotation angle in degrees
+
+### `Sprite_SetRotationR`
+!!! function "`Sprite_SetRotationR`"
+    Sets the rotation of a sprite in radians.
+    ```dae
+    func void Sprite_SetRotationR(var int h, var int r)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int r`  
+        Rotation angle in radians
+
+### `Sprite_SetRotationSC`
+!!! function "`Sprite_SetRotationSC`"
+    Sets the rotation of a sprite using sine and cosine values.
+    ```dae
+    func void Sprite_SetRotationSC(var int h, var int sin, var int cos)
+    ```
+    **Parameters**
+
+    - `#!dae var int h`  
+        Handle of the sprite
+    - `#!dae var int sin`  
+        Sine value of the rotation
+    - `#!dae var int cos`  
+        Cosine value of the rotation
+
+## Helper functions
+
+### `SinCosApprox`
+!!! function "`SinCosApprox`"
+    Approximates sine and cosine values for a given angle. Keeps them in `#!dae var int sinApprox` `#!dae var int cosApprox;` variables.
+    ```dae
+    func void SinCosApprox(var int angle)
+    ```
+    **Parameters**
+
+    - `#!dae var int angle`  
+        Angle in degrees
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