diff --git a/core/src/processing/opengl/PGL.java b/core/src/processing/opengl/PGL.java
index 3e8d0592f..42e338330 100644
--- a/core/src/processing/opengl/PGL.java
+++ b/core/src/processing/opengl/PGL.java
@@ -590,8 +590,7 @@ public abstract class PGL {
       disable(BLEND);
       drawTexture(TEXTURE_2D, glColorTex.get(backTex),
                   fboWidth, fboHeight, pg.width, pg.height,
-                                       0, 0, pg.width, pg.height,
-                                       0, 0, pg.width, pg.height);
+                  0, 0, pg.width, pg.height, 0, 0, pg.width, pg.height);
 
       // Swapping front and back textures.
       int temp = frontTex;
diff --git a/core/src/processing/opengl/PGraphicsOpenGL.java b/core/src/processing/opengl/PGraphicsOpenGL.java
index bf2cb2442..d80ba239d 100644
--- a/core/src/processing/opengl/PGraphicsOpenGL.java
+++ b/core/src/processing/opengl/PGraphicsOpenGL.java
@@ -3392,8 +3392,8 @@ public class PGraphicsOpenGL extends PGraphics {
       pushMatrix();
 
       if (shapeMode == CENTER) {
-        translate(x - shape.getWidth() / 2, y - shape.getHeight() / 2, z
-            - shape.getDepth() / 2);
+        translate(x - shape.getWidth() / 2, y - shape.getHeight() / 2,
+                  z - shape.getDepth() / 2);
 
       } else if ((shapeMode == CORNER) || (shapeMode == CORNERS)) {
         translate(x, y, z);
@@ -5894,21 +5894,27 @@ public class PGraphicsOpenGL extends PGraphics {
       scrX0 = dx;
       scrX1 = dx + dw;
     }
+
+    int texX0 = sx;
+    int texX1 = sx + sw;
+    int texY0, texY1;
     if (invY) {
       scrY0 = height - (dy + dh);
       scrY1 = height - dy;
+      texY0 = tex.height - (sy + sh);
+      texY1 = tex.height - sy;
     } else {
       // Because drawTexture uses bottom-to-top orientation of Y axis.
       scrY0 = height - dy;
       scrY1 = height - (dy + dh);
+      texY0 = sy;
+      texY1 = sy + sh;
     }
 
     pgl.drawTexture(tex.glTarget, tex.glName,
                     tex.glWidth, tex.glHeight, width, height,
-                    sx, tex.height - (sy + sh),
-                    sx + sw, tex.height - sy,
-                    scrX0, scrY0,
-                    scrX1, scrY1);
+                    texX0, texY0, texX1, texY1,
+                    scrX0, scrY0, scrX1, scrY1);
 
 
     if (needEndDraw) {
diff --git a/core/src/processing/opengl/Texture.java b/core/src/processing/opengl/Texture.java
index 990d584e3..5996ec028 100644
--- a/core/src/processing/opengl/Texture.java
+++ b/core/src/processing/opengl/Texture.java
@@ -1252,14 +1252,14 @@ public class Texture implements PConstants {
     pg.setFramebuffer(tempFbo);
     // Clear the color buffer to make sure that the alpha channel is set to
     // full transparency
-    pgl.clearColor(0, 0, 0, 0);
+    pgl.clearColor(1, 1, 1, 1);
     pgl.clear(PGL.COLOR_BUFFER_BIT);
     if (scale) {
       // Rendering tex into "this", and scaling the source rectangle
       // to cover the entire destination region.
       pgl.drawTexture(tex.glTarget, tex.glName,
                       tex.glWidth, tex.glHeight, tempFbo.width, tempFbo.height,
-                      x, y, w, h, 0, 0, width, height);
+                      x, y, x + w, y + h, 0, 0, width, height);
 
     } else {
       // Rendering tex into "this" but without scaling so the contents
@@ -1267,7 +1267,7 @@ public class Texture implements PConstants {
       // destination.
       pgl.drawTexture(tex.glTarget, tex.glName,
                       tex.glWidth, tex.glHeight, tempFbo.width, tempFbo.height,
-                      x, y, w, h, x, y, w, h);
+                      x, y, x + w, y + h, x, y, x + w, y + h);
     }
     pg.popFramebuffer();