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ExtendedSpriteBatch now provides a begin() overload that needs to be used to set a projection camera instead of the old setter method. also begin() now resets the tint color

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Gered 2013-07-08 18:04:20 -04:00
parent b4b83c84d6
commit a685be02fb
3 changed files with 27 additions and 11 deletions
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27
src/com/blarg/gdx/graphics/ExtendedSpriteBatch.java
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@ -1,6 +1,7 @@
package com.blarg.gdx.graphics;
import com.badlogic.gdx.graphics.Camera;
import com.badlogic.gdx.graphics.Color;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.graphics.g2d.BitmapFont;
import com.badlogic.gdx.graphics.g2d.SpriteBatch;
@ -13,9 +14,12 @@ import com.badlogic.gdx.math.Vector3;
* are to make drawing sprites at projected screen coordinates easier.
*
* Projected screen coordinate sprite rendering requires a perspective camera to project the 3D coordinates correctly.
* A camera _must_ be set via {@link #setProjectionCamera} before any of these draw methods are called.
* A camera _must_ be set via {@link #begin(Camera)} (instead of using {@link #begin()}) before any of these draw
* methods are called.
*/
public class ExtendedSpriteBatch extends SpriteBatch {
static final float DEFAULT_COLOR = Color.WHITE.toFloatBits();
static final Vector3 tmp1 = new Vector3();
Camera projectionCamera;
@ -41,16 +45,29 @@ public class ExtendedSpriteBatch extends SpriteBatch {
super(size, buffers, defaultShader);
}
public void setProjectionCamera(Camera camera) {
this.projectionCamera = camera;
}
public void setPixelScale(int pixelScale) {
if (pixelScale <= 0)
throw new IllegalArgumentException();
this.pixelScale = pixelScale;
}
@Override
public void begin() {
super.begin();
setColor(DEFAULT_COLOR);
}
public void begin(Camera projectionCamera) {
begin();
this.projectionCamera = projectionCamera;
}
@Override
public void end() {
super.end();
this.projectionCamera = null;
}
/**************************************************************************/
public void draw(Texture texture, float x, float y, float z) {

10
src/com/blarg/gdx/graphics/GraphicsHelpers.java
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@ -1,19 +1,19 @@
package com.blarg.gdx.graphics;
import com.badlogic.gdx.graphics.Camera;
import com.badlogic.gdx.graphics.Color;
import com.badlogic.gdx.graphics.g2d.BitmapFont;
import com.badlogic.gdx.graphics.g2d.SpriteBatch;
import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
import com.badlogic.gdx.math.Vector3;
public final class GraphicsHelpers {
public static void renderCoordinateSystemAxis(ShapeRenderer shapeRenderer, ExtendedSpriteBatch spriteBatch, BitmapFont font, Vector3 origin) {
renderCoordinateSystemAxis(shapeRenderer, spriteBatch, font, origin, 5.0f);
public static void renderCoordinateSystemAxis(ShapeRenderer shapeRenderer, ExtendedSpriteBatch spriteBatch, Camera projectionCamera, BitmapFont font, Vector3 origin) {
renderCoordinateSystemAxis(shapeRenderer, spriteBatch, projectionCamera, font, origin, 5.0f);
}
public static void renderCoordinateSystemAxis(ShapeRenderer shapeRenderer, ExtendedSpriteBatch spriteBatch, BitmapFont font, Vector3 origin, float axisLength) {
public static void renderCoordinateSystemAxis(ShapeRenderer shapeRenderer, ExtendedSpriteBatch spriteBatch, Camera projectionCamera, BitmapFont font, Vector3 origin, float axisLength) {
shapeRenderer.begin(ShapeRenderer.ShapeType.Line);
spriteBatch.begin();
spriteBatch.begin(projectionCamera);
shapeRenderer.setColor(Color.WHITE);
shapeRenderer.line(origin.x, origin.y, origin.z, origin.x + 0.0f, origin.y + axisLength, origin.z + 0.0f);

1
src/com/blarg/gdx/graphics/RenderContext.java
View file

@ -80,7 +80,6 @@ public class RenderContext implements Disposable {
public void onPreRender() {
spriteBatch.setProjectionMatrix(orthographicCamera.combined);
spriteBatch.setProjectionCamera(perspectiveCamera);
spriteBatch.setPixelScale(pixelScaler.getScale());
debugGeometryRenderer.setProjectionMatrix(perspectiveCamera.combined);
billboardSpriteBatch.begin(decalBatch, perspectiveCamera);