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add GraphicHelpers

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Gered 2013-08-18 20:11:04 -04:00
parent 4ae0ef4c08
commit 31cd186cb7
1 changed files with 45 additions and 0 deletions
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Blarg.GameFramework/Graphics/Helpers/GraphicsHelpers.cs Normal file
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using System;
namespace Blarg.GameFramework.Graphics.Helpers
{
public static class GraphicsHelpers
{
public static void RenderCoordinateAxis(GeometryDebugRenderer debugRenderer, SpriteBatch spriteBatch, Vector3 origin, float axisLength)
{
var font = Platform.GraphicsDevice.SansSerifFont;
var upLine = new LineSegment(origin.X, origin.Y, origin.Z, origin.X + 0.0f, origin.Y + axisLength, origin.Z + 0.0f);
var downLine = new LineSegment(origin.X, origin.Y, origin.Z, origin.X + 0.0f, origin.Y + -axisLength, origin.Z + 0.0f);
var leftLine = new LineSegment(origin.X, origin.Y, origin.Z, origin.X + -axisLength, origin.Y + 0.0f, origin.Z + 0.0f);
var rightLine = new LineSegment(origin.X, origin.Y, origin.Z, origin.X + axisLength, origin.Y + 0.0f, origin.Z + 0.0f);
var forwardLine = new LineSegment(origin.X, origin.Y, origin.Z, origin.X + 0.0f, origin.Y + 0.0f, origin.Z + -axisLength);
var backwardLine = new LineSegment(origin.X, origin.Y, origin.Z, origin.X + 0.0f, origin.Y + 0.0f, origin.Z + axisLength);
var upPos = new Vector3(origin.X, origin.Y + axisLength, origin.Z);
var downPos = new Vector3(origin.X, origin.Y - axisLength, origin.Z);
var leftPos = new Vector3(origin.X - axisLength, origin.Y, origin.Z);
var rightPos = new Vector3(origin.X + axisLength, origin.Y, origin.Z);
var forwardPos = new Vector3(origin.X, origin.Y, origin.Z - axisLength);
var backwardPos = new Vector3(origin.X, origin.Y, origin.Z + axisLength);
debugRenderer.Render(upLine, Color.White);
spriteBatch.Render(font, upPos, Color.White, "UP (+Y)");
debugRenderer.Render(downLine, Color.Black);
spriteBatch.Render(font, downPos, Color.Black, "DOWN (-Y)");
debugRenderer.Render(leftLine, Color.Green);
spriteBatch.Render(font, leftPos, Color.Green, "LEFT (-X)");
debugRenderer.Render(rightLine, Color.Red);
spriteBatch.Render(font, rightPos, Color.Red, "RIGHT (+X)");
debugRenderer.Render(forwardLine, Color.Cyan);
spriteBatch.Render(font, forwardPos, Color.Cyan, "FORWARD (-Z)");
debugRenderer.Render(backwardLine, Color.Yellow);
spriteBatch.Render(font, backwardPos, Color.Yellow, "BACKWARD (+Z)");
}
}
}