Support 4 npot tx, inlined some btlncks

src/mightypork/gamecore/loading/DeferredResource.java

@@ -42,7 +42,8 @@ public abstract class DeferredResource implements Deferred, Destroyable {
 		
 		loadFailed = false;
 		
-		if (isNull()) return;
+		if (this instanceof NullResource) return; // don't even try
+			
 		try {
 			if (resource == null) {
 				throw new NullPointerException("Resource string cannot be null for non-null resource.");
@@ -61,8 +62,6 @@ public abstract class DeferredResource implements Deferred, Destroyable {
 	@Override
 	public synchronized final boolean isLoaded()
 	{
-		if (isNull()) return false;
-		
 		return loadAttempted && !loadFailed;
 	}
 	
@@ -74,8 +73,6 @@ public abstract class DeferredResource implements Deferred, Destroyable {
 	 */
 	public synchronized final boolean ensureLoaded()
 	{
-		if (isNull()) return false;
-		
 		if (isLoaded()) {
 			return true;
 		} else {
@@ -132,10 +129,4 @@ public abstract class DeferredResource implements Deferred, Destroyable {
 		} else if (!resource.equals(other.resource)) return false;
 		return true;
 	}
-	
-	
-	private boolean isNull()
-	{
-		return this instanceof NullResource;
-	}
 }

src/mightypork/gamecore/render/Render.java

@@ -18,7 +18,6 @@ import mightypork.util.math.color.Color;
 
 import org.lwjgl.opengl.GL11;
 import org.newdawn.slick.opengl.Texture;
-import org.newdawn.slick.opengl.TextureImpl;
 import org.newdawn.slick.opengl.TextureLoader;
 import org.newdawn.slick.util.ResourceLoader;
 
@@ -299,7 +298,7 @@ public class Render {
 	 * @param filtering filtering mode to use while loading.
 	 * @return the loaded texture
 	 */
-	public synchronized static Texture loadTexture(String resourcePath, FilterMode filtering)
+	public synchronized static Texture loadSlickTexture(String resourcePath, FilterMode filtering)
 	{
 		
 		try {
@@ -322,29 +321,6 @@ public class Render {
 	}
 	
 	
-	/**
-	 * Bind texture
-	 * 
-	 * @param texture the texture
-	 * @throws RuntimeException if not loaded yet
-	 */
-	private static void bindTexture(GLTexture texture) throws RuntimeException
-	{
-		texture.bind();
-	}
-	
-	
-	/**
-	 * Unbind all
-	 */
-	private static void unbindTexture()
-	{
-		if (TextureImpl.getLastBind() != null) {
-			TextureImpl.bindNone();
-		}
-	}
-	
-	
 	/**
 	 * Render quad 2D
 	 * 
@@ -381,47 +357,6 @@ public class Render {
 	}
 	
 	
-	/**
-	 * Render textured rect (texture must be binded already)
-	 * 
-	 * @param quad rectangle (px)
-	 * @param uvs texture coords (0-1)
-	 */
-	public static void quadUV(Rect quad, Rect uvs)
-	{
-		glBegin(GL_QUADS);
-		quadUV_nobound(quad, uvs);
-		glEnd();
-	}
-	
-	
-	/**
-	 * Draw quad without glBegin and glEnd.
-	 * 
-	 * @param quad rectangle (px)
-	 * @param uvs texture coords (0-1)
-	 */
-	public static void quadUV_nobound(Rect quad, Rect uvs)
-	{
-		final RectDigest q = quad.digest();
-		
-		final RectDigest u = uvs.digest();
-		
-		// quad with texture
-		glTexCoord2d(u.left, u.bottom);
-		glVertex2d(q.left, q.bottom);
-		
-		glTexCoord2d(u.right, u.bottom);
-		glVertex2d(q.right, q.bottom);
-		
-		glTexCoord2d(u.right, u.top);
-		glVertex2d(q.right, q.top);
-		
-		glTexCoord2d(u.left, u.top);
-		glVertex2d(q.left, q.top);
-	}
-	
-	
 	/**
 	 * Draw quad with horizontal gradient
 	 * 
@@ -498,10 +433,32 @@ public class Render {
 	public static void quadTextured(Rect quad, Rect uvs, GLTexture texture, Color tint)
 	{
 		glEnable(GL_TEXTURE_2D);
-		bindTexture(texture);
+		
+		texture.bind();
+		
 		setColor(tint);
-		quadUV(quad, uvs);
-		unbindTexture();
+		
+		glBegin(GL_QUADS);
+		
+		final RectDigest q = quad.digest();
+		final RectDigest u = uvs.digest();
+		
+		final double w = texture.getWidth01();
+		final double h = texture.getHeight01();
+		
+		// quad with texture
+		glTexCoord2d(u.x * w, u.bottom * h);
+		glVertex2d(q.left, q.bottom);
+		
+		glTexCoord2d(u.right * w, u.bottom * h);
+		glVertex2d(q.right, q.bottom);
+		
+		glTexCoord2d(u.right * w, u.top * h);
+		glVertex2d(q.right, q.top);
+		
+		glTexCoord2d(u.left * w, u.top * h);
+		glVertex2d(q.left, q.top);
+		glEnd();
 	}
 	
 	

src/mightypork/gamecore/render/fonts/impl/CachedFont.java

@@ -334,30 +334,6 @@ public class CachedFont implements GLFont {
 	}
 	
 	
-	private void drawQuad(float xmin, float ymin, float xmax, float ymax, float txmin, float tymin, float txmax, float tymax)
-	{
-		final float draw_width = xmax - xmin;
-		final float draw_height = ymax - ymin;
-		
-		final float txmin01 = txmin / textureWidth;
-		final float tymin01 = tymin / textureHeight;
-		final float twidth01 = ((txmax - txmin) / textureWidth);
-		final float theight01 = ((tymax - tymin) / textureHeight);
-		
-		glTexCoord2f(txmin01, tymin01);
-		glVertex2f(xmin, ymin);
-		
-		glTexCoord2f(txmin01, tymin01 + theight01);
-		glVertex2f(xmin, ymin + draw_height);
-		
-		glTexCoord2f(txmin01 + twidth01, tymin01 + theight01);
-		glVertex2f(xmin + draw_width, ymin + draw_height);
-		
-		glTexCoord2f(txmin01 + twidth01, tymin01);
-		glVertex2f(xmin + draw_width, ymin);
-	}
-	
-	
 	/**
 	 * Get size needed to draw given string
 	 * 
@@ -398,31 +374,57 @@ public class CachedFont implements GLFont {
 	{
 		GLUtils.checkGLContext();
 		
+		// PUSH
 		glPushAttrib(GL_ENABLE_BIT);
+		
 		glEnable(GL_TEXTURE_2D);
 		glBindTexture(GL_TEXTURE_2D, textureID);
 		glColor4d(color.red(), color.green(), color.blue(), color.alpha());
+		
 		glBegin(GL_QUADS);
 		
 		CharTile chtx = null;
 		char charCurrent;
+		int minx = 0;
 		
-		glBegin(GL_QUADS);
-		
-		int totalwidth = 0;
 		for (int i = 0; i < text.length(); i++) {
 			charCurrent = text.charAt(i);
 			
 			chtx = chars.get(charCurrent);
 			
 			if (chtx != null) {
-				drawQuad((totalwidth), 0, (totalwidth + chtx.width), (chtx.height), chtx.texPosX, chtx.texPosY, chtx.texPosX + chtx.width, chtx.texPosY
-						+ chtx.height);
-				totalwidth += chtx.width;
+				
+				// draw quad
+				
+				float txmin = chtx.texPosX;
+				float tymin = chtx.texPosY;
+				final float draw_width = minx + chtx.width - minx;
+				final float draw_height = (float) (chtx.height) - (float) 0;
+				
+				final float txmin01 = txmin / textureWidth;
+				final float tymin01 = tymin / textureHeight;
+				final float twidth01 = ((chtx.texPosX + chtx.width - txmin) / textureWidth);
+				final float theight01 = ((chtx.texPosY + chtx.height - tymin) / textureHeight);
+				
+				glTexCoord2f(txmin01, tymin01);
+				glVertex2f(minx, 0);
+				
+				glTexCoord2f(txmin01, tymin01 + theight01);
+				glVertex2f(minx, 0 + draw_height);
+				
+				glTexCoord2f(txmin01 + twidth01, tymin01 + theight01);
+				glVertex2f(minx + draw_width, 0 + draw_height);
+				
+				glTexCoord2f(txmin01 + twidth01, tymin01);
+				glVertex2f(minx + draw_width, 0);
+				minx += chtx.width;
+				
 			}
 		}
 		
 		glEnd();
+		
+		// POP
 		glPopAttrib();
 	}
 	

src/mightypork/gamecore/render/textures/DeferredTexture.java

@@ -15,13 +15,15 @@ import org.lwjgl.opengl.GL11;
  * 
  * @author MightyPork
  */
-@MustLoadInMainThread
 @LogAlias(name = "Texture")
+@MustLoadInMainThread
 public class DeferredTexture extends DeferredResource implements GLTexture {
 	
 	private org.newdawn.slick.opengl.Texture backingTexture;
 	private FilterMode filter = FilterMode.NEAREST;
 	private WrapMode wrap = WrapMode.CLAMP;
+	private boolean alpha;
+	private boolean alphal;
 	
 	
 	/**
@@ -33,12 +35,6 @@ public class DeferredTexture extends DeferredResource implements GLTexture {
 	}
 	
 	
-	/**
-	 * Get a quad from this texture of given position/size
-	 * 
-	 * @param uvs quad rect
-	 * @return the quad
-	 */
 	@Override
 	public TxQuad makeQuad(Rect uvs)
 	{
@@ -49,7 +45,7 @@ public class DeferredTexture extends DeferredResource implements GLTexture {
 	@Override
 	protected synchronized void loadResource(String path)
 	{
-		backingTexture = Render.loadTexture(path, filter);
+		backingTexture = Render.loadSlickTexture(path, filter);
 	}
 	
 	
@@ -58,30 +54,22 @@ public class DeferredTexture extends DeferredResource implements GLTexture {
 	{
 		if (!ensureLoaded()) return false;
 		
-		return backingTexture.hasAlpha();
+		if (!alphal) {
+			alphal = true;
+			alpha = backingTexture.hasAlpha();			
 		}
 		
-	
-	/**
-	 * Bind without adjusting parameters
-	 */
-	@Override
-	public void bindRaw()
-	{
-		if (!ensureLoaded()) return;
-		
-		backingTexture.bind();
+		return alpha;
 	}
 	
 	
-	/**
-	 * Bind and adjust parameters (filter, wrap)
-	 */
 	@Override
 	public void bind()
 	{
 		if (!ensureLoaded()) return;
 		
+		GL11.glEnable(GL11.GL_TEXTURE_2D);
+		
 		GL11.glTexEnvf(GL11.GL_TEXTURE_ENV, GL11.GL_TEXTURE_ENV_MODE, GL11.GL_MODULATE);
 		
 		GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, wrap.num);
@@ -90,7 +78,7 @@ public class DeferredTexture extends DeferredResource implements GLTexture {
 		GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, filter.num);
 		GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, filter.num);
 		
-		bindRaw();
+		GL11.glBindTexture(GL11.GL_TEXTURE_2D, getTextureID());
 	}
 	
 	
@@ -113,16 +101,7 @@ public class DeferredTexture extends DeferredResource implements GLTexture {
 	
 	
 	@Override
-	public String getTextureRef()
-	{
-		if (!ensureLoaded()) return null;
-		
-		return backingTexture.getTextureRef();
-	}
-	
-	
-	@Override
-	public float getHeight()
+	public float getHeight01()
 	{
 		if (!ensureLoaded()) return 0;
 		
@@ -131,7 +110,7 @@ public class DeferredTexture extends DeferredResource implements GLTexture {
 	
 	
 	@Override
-	public float getWidth()
+	public float getWidth01()
 	{
 		if (!ensureLoaded()) return 0;
 		
@@ -140,25 +119,7 @@ public class DeferredTexture extends DeferredResource implements GLTexture {
 	
 	
 	@Override
-	public int getTextureHeight()
-	{
-		if (!ensureLoaded()) return 0;
-		
-		return backingTexture.getTextureHeight();
-	}
-	
-	
-	@Override
-	public int getTextureWidth()
-	{
-		if (!ensureLoaded()) return 0;
-		
-		return backingTexture.getTextureWidth();
-	}
-	
-	
-	@Override
-	public void release()
+	public void destroy()
 	{
 		if (!isLoaded()) return;
 		
@@ -175,31 +136,6 @@ public class DeferredTexture extends DeferredResource implements GLTexture {
 	}
 	
 	
-	@Override
-	public byte[] getTextureData()
-	{
-		if (!ensureLoaded()) return null;
-		
-		return backingTexture.getTextureData();
-	}
-	
-	
-	@Override
-	public void setTextureFilter(int textureFilter)
-	{
-		if (!ensureLoaded()) return;
-		
-		backingTexture.setTextureFilter(textureFilter);
-	}
-	
-	
-	@Override
-	public void destroy()
-	{
-		release();
-	}
-	
-	
 	@Override
 	public void setFilter(FilterMode filterMin)
 	{

src/mightypork/gamecore/render/textures/GLTexture.java

@@ -2,8 +2,7 @@ package mightypork.gamecore.render.textures;
 
 
 import mightypork.util.constraints.rect.Rect;
-
-import org.newdawn.slick.opengl.Texture;
+import mightypork.util.control.Destroyable;
 
 
 /**
@@ -11,7 +10,7 @@ import org.newdawn.slick.opengl.Texture;
  * 
  * @author MightyPork
  */
-public interface GLTexture extends Texture {
+public interface GLTexture extends Destroyable {
 	
 	/**
 	 * Set filter for scaling
@@ -36,12 +35,6 @@ public interface GLTexture extends Texture {
 	TxQuad makeQuad(Rect uvs);
 	
 	
-	/**
-	 * Bind without adjusting parameters
-	 */
-	void bindRaw();
-	
-	
 	/**
 	 * Get a grid for given number of tiles
 	 * 
@@ -50,4 +43,50 @@ public interface GLTexture extends Texture {
 	 * @return grid
 	 */
 	QuadGrid grid(int x, int y);
+	
+	
+	/**
+	 * @return OpenGL texture ID
+	 */
+	int getTextureID();
+	
+	
+	/**
+	 * Get the height of the texture, 0..1.<br>
+	 * 
+	 * @return height 0..1
+	 */
+	float getHeight01();
+	
+	
+	/**
+	 * Get the width of the texture, 0..1.<br>
+	 * 
+	 * @return width 0..1
+	 */
+	float getWidth01();
+	
+	
+	/**
+	 * @return source image width (corresponding to width01)
+	 */
+	int getImageWidth();
+	
+	
+	/**
+	 * @return source image height (corresponding to height01)
+	 */
+	int getImageHeight();
+	
+	
+	/**
+	 * Bind to GL context, applying the filters prescribed.
+	 */
+	void bind();
+
+
+	/**
+	 * @return true if the image is RGBA
+	 */
+	boolean hasAlpha();
 }

src/mightypork/rogue/Res.java

@@ -11,8 +11,6 @@ import mightypork.gamecore.render.fonts.Glyphs;
 import mightypork.gamecore.render.fonts.impl.DeferredFont;
 import mightypork.gamecore.render.textures.*;
 
-import org.newdawn.slick.opengl.Texture;
-
 
 /**
  * Static resource repository
@@ -65,6 +63,7 @@ public final class Res {
 		GLTexture texture;
 		
 		texture = textures.loadTexture("test.kitten", "/res/img/kitten.png", FilterMode.LINEAR, WrapMode.CLAMP);
+		texture = textures.loadTexture("test.kitten2", "/res/img/kitten_npot.png", FilterMode.LINEAR, WrapMode.CLAMP);
 		
 		texture = textures.loadTexture("gui1", "/res/img/gui1.png", FilterMode.NEAREST, WrapMode.CLAMP);
 		final QuadGrid gui = texture.grid(4, 4);
@@ -107,7 +106,7 @@ public final class Res {
 	}
 	
 	
-	public static Texture getTexture(String key)
+	public static GLTexture getTexture(String key)
 	{
 		return textures.getTexture(key);
 	}

src/mightypork/rogue/screens/test_cat_sound/LayerFlyingCat.java

@@ -42,7 +42,7 @@ public class LayerFlyingCat extends ScreenLayer implements MouseButtonEvent.List
 		cat_position.setTo(getDisplay().getCenter());
 		cat_position.setDefaultDuration(3);
 		
-		final ImagePainter cat = new ImagePainter(Res.getTxQuad("test.kitten"));
+		final ImagePainter cat = new ImagePainter(Res.getTxQuad("test.kitten2"));
 		cat.setRect(Rect.make(size).centerTo(cat_position));
 		cat.enableCaching(false);
 		

src/mightypork/util/constraints/rect/caching/RectDigest.java

@@ -2,7 +2,6 @@ package mightypork.util.constraints.rect.caching;
 
 
 import mightypork.util.constraints.rect.Rect;
-import mightypork.util.constraints.rect.RectConst;
 
 
 public class RectDigest {
@@ -20,19 +19,16 @@ public class RectDigest {
 	
 	public RectDigest(Rect rect)
 	{		
+		this.x = rect.origin().x();
+		this.y = rect.origin().y();
 		
-		final RectConst frozen = rect.freeze();
+		this.width = rect.size().x();
+		this.height = rect.size().y();
 		
-		this.x = frozen.x().value();
-		this.y = frozen.y().value();
-		
-		this.width = frozen.width().value();
-		this.height = frozen.height().value();
-		
-		this.left = frozen.left().value();
-		this.right = frozen.right().value();
-		this.top = frozen.top().value();
-		this.bottom = frozen.bottom().value();
+		this.left = x;
+		this.right = x + width;
+		this.top = y;
+		this.bottom = y + height;
 	}