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direct buffers for pixel and texture operations, added GL thread check

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codeanticode
2012-12-12 17:42:27 +00:00
parent 289f46ff61
commit a23205d958
6 changed files with 106 additions and 13612 deletions
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25
core/src/processing/opengl/PGL.java
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@@ -352,6 +352,9 @@ public class PGL {
/** Selected GL profile */
public static GLProfile profile;
/** OpenGL thread */
protected static Thread glThread;
/** The PGraphics object using this interface */
protected PGraphicsOpenGL pg;
@@ -1862,9 +1865,14 @@ public class PGL {
protected void initTexture(int target, int format, int width, int height) {
int[] texels = new int[width * height];
texSubImage2D(target, 0, 0, 0, width, height, format, UNSIGNED_BYTE,
IntBuffer.wrap(texels));
IntBuffer texels = PGL.allocateDirectIntBuffer(16 * 16);
for (int y = 0; y < height; y += 16) {
int h = PApplet.min(16, height - y);
for (int x = 0; x < width; x += 16) {
int w = PApplet.min(16, width - x);
texSubImage2D(target, 0, x, y, w, h, format, UNSIGNED_BYTE, texels);
}
}
}
@@ -2146,7 +2154,7 @@ public class PGL {
stencilBuffer = ByteBuffer.allocate(1);
}
readPixels(scrX, pg.height - scrY - 1, 1, 1, STENCIL_INDEX,
GL.GL_UNSIGNED_BYTE, stencilBuffer);
UNSIGNED_BYTE, stencilBuffer);
return stencilBuffer.get(0);
}
@@ -2524,7 +2532,7 @@ public class PGL {
protected int[] getGLVersion() {
String version = gl.glGetString(GL.GL_VERSION).trim();
String version = getString(VERSION).trim();
int[] res = {0, 0, 0};
String[] parts = version.split(" ");
for (int i = 0; i < parts.length; i++) {
@@ -2614,6 +2622,11 @@ public class PGL {
}
protected static boolean glThreadIsCurrent() {
return Thread.currentThread() == glThread;
}
///////////////////////////////////////////////////////////
// Java specific stuff
@@ -2624,6 +2637,8 @@ public class PGL {
drawable = glDrawable;
context = glDrawable.getContext();
glThread = Thread.currentThread();
gl = context.getGL();
gl2 = gl.getGL2ES2();
try {