natalie/axiosengine
1
0
Fork 0
Code Issues Pull Requests Releases 1 Wiki Activity

Removing uneeded Game Screen check

Browse Source 
Adding SplitFlat that takes in offsets
This commit is contained in:
Nathan Adams 2012-05-05 23:18:31 -05:00
parent eceddb52af
commit e86a1f887c
2 changed files with 51 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

48
axios/Engine/Extensions/Texture2D.cs
View File

@ -180,6 +180,54 @@ namespace Axios.Engine.Extenions
return r;
}
/// http://gamedev.stackexchange.com/questions/11584/xna-splitting-one-large-texture-into-an-array-of-smaller-textures
/// <summary>
/// Splits a texture into an array of smaller textures of the specified size.
/// </summary>
/// <param name="original">The texture to be split into smaller textures</param>
/// <param name="partWidth">The width of each of the smaller textures that will be contained in the returned array.</param>
/// <param name="partHeight">The height of each of the smaller textures that will be contained in the returned array.</param>
public static Texture2D[] SplitFlat(this Texture2D original, int partWidth, int partHeight, int offsetWidth, int offsetHeight, out int xCount, out int yCount)
{
yCount = original.Height / partHeight; //+ (partHeight % original.Height == 0 ? 0 : 1);//The number of textures in each horizontal row
xCount = original.Width / partWidth; //+(partWidth % original.Width == 0 ? 0 : 1);//The number of textures in each vertical column
Texture2D[] r = new Texture2D[xCount * yCount];//Number of parts = (area of original) / (area of each part).
int dataPerPart = partWidth * partHeight;//Number of pixels in each of the split parts
//Get the pixel data from the original texture:
Color[] originalData = new Color[original.Width * original.Height];
original.GetData<Color>(originalData);
int index = 0;
for (int y = 0; y < yCount * partHeight; y += (partHeight + offsetHeight))
for (int x = 0; x < xCount * partWidth; x += (partWidth + offsetWidth))
{
//The texture at coordinate {x, y} from the top-left of the original texture
Texture2D part = new Texture2D(original.GraphicsDevice, partWidth, partHeight);
//The data for part
Color[] partData = new Color[dataPerPart];
//Fill the part data with colors from the original texture
for (int py = 0; py < partHeight; py++)
for (int px = 0; px < partWidth; px++)
{
int partIndex = px + py * partWidth;
//If a part goes outside of the source texture, then fill the overlapping part with Color.Transparent
if (y + py >= original.Height || x + px >= original.Width)
partData[partIndex] = Color.Transparent;
else
partData[partIndex] = originalData[(x + px) + (y + py) * original.Width];
}
//Fill the part with the extracted data
part.SetData<Color>(partData);
//Stick the part in the return array:
r[index++] = part;
}
//Return the array of parts.
return r;
}
/// http://forums.create.msdn.com/forums/t/79258.aspx
/// <summary>
/// Combines one texture with another

7
axios/ScreenSystem/PhysicsGameScreen.cs
View File

@ -188,13 +188,12 @@ namespace GameStateManagement
PlayerIndex i;
if (input.IsNewButtonPress(Buttons.Back, PlayerIndex.One, out i) || input.IsNewKeyPress(Keys.Escape, PlayerIndex.One, out i))
{
if (this.ScreenState == GameStateManagement.ScreenState.Active && this.TransitionPosition == 0 && this.TransitionAlpha == 1)
{ //Give the screens a chance to transition
//if (this.ScreenState == GameStateManagement.ScreenState.Active && this.TransitionPosition == 0 && this.TransitionAlpha == 1)
//{ //Give the screens a chance to transition
CleanUp();
ExitScreen();
}
//}
}
base.HandleInput(gameTime, input);
}