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Fixed issue 761 on P3D desktop

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This commit is contained in:
codeanticode
2011-06-29 17:48:33 +00:00
parent 2a9a564d80
commit 59067b8739
1 changed files with 32 additions and 4 deletions
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java/libraries/opengl/src/processing/opengl/PGraphicsOpenGL.java
+32 -4
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@@ -6041,9 +6041,24 @@ return width * (1 + ox) / 2.0f;
getsetBuffer.rewind();
}
gl.glReadPixels(x, height - y, 1, 1, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE, getsetBuffer);
int getset = getsetBuffer.get(0);
boolean nonCurrent = !primarySurface && offscreenFramebuffer != currentFramebuffer;
if (nonCurrent) {
// If the surface is not primary and multisampling is on, then the framebuffer
// will be switched momentarily from offscreenFramebufferMultisample to offscreenFramebuffer.
// This is in fact correct, because the glReadPixels() function doesn't work with
// multisample framebuffer attached as the read buffer.
pushFramebuffer();
setFramebuffer(offscreenFramebuffer);
}
gl.glReadPixels(x, height - y - 1, 1, 1, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE, getsetBuffer);
if (nonCurrent) {
popFramebuffer();
}
int getset = getsetBuffer.get(0);
if (BIG_ENDIAN) {
return 0xff000000 | ((getset >> 8) & 0x00ffffff);
@@ -6059,10 +6074,23 @@ return width * (1 + ox) / 2.0f;
PImage newbie = parent.createImage(w, h, ARGB);
PTexture newbieTex = addTexture(newbie);
IntBuffer newbieBuffer = IntBuffer.allocate(w * h);
gl.glReadPixels(x, height - y, w, -h, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE, newbieBuffer);
IntBuffer newbieBuffer = IntBuffer.allocate(w * h);
boolean nonCurrent = !primarySurface && offscreenFramebuffer != currentFramebuffer;
if (nonCurrent) {
pushFramebuffer();
setFramebuffer(offscreenFramebuffer);
}
gl.glReadPixels(x, height - y - h, w, h, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE, newbieBuffer);
if (nonCurrent) {
popFramebuffer();
}
copyToTexture(newbieTex, newbieBuffer, 0, 0, w, h);
newbie.loadPixels();
newbieTex.flippedY = true;
newbieTex.get(newbie.pixels);
return newbie;