fix [2397853] glCopyTexImage2D crashes emulator (fda42f31) · Commits · e / os / android_frameworks_native-old

opengl/libagl/texture.cpp

+23 −1

Original line number	Diff line number	Diff line
		@@ -1389,9 +1389,20 @@ void glCopyTexImage2D(
		// (x,y) is the lower-left corner of colorBuffer
		y = cbSurface.height - (y + height);

		/* The GLES spec says:
		* If any of the pixels within the specified rectangle are outside
		* the framebuffer associated with the current rendering context,
		* then the values obtained for those pixels are undefined.
		*/
		if (x+width > GLint(cbSurface.width))
		width = cbSurface.width - x;

		if (y+height > GLint(cbSurface.height))
		height = cbSurface.height - y;

		int err = copyPixels(c,
		txSurface, 0, 0,
		cbSurface, x, y, cbSurface.width, cbSurface.height);
		cbSurface, x, y, width, height);
		if (err) {
		ogles_error(c, err);
		}
		@@ -1439,6 +1450,17 @@ void glCopyTexSubImage2D(
		const GGLSurface& cbSurface = c->rasterizer.state.buffers.color.s;
		y = cbSurface.height - (y + height);

		/* The GLES spec says:
		* If any of the pixels within the specified rectangle are outside
		* the framebuffer associated with the current rendering context,
		* then the values obtained for those pixels are undefined.
		*/
		if (x+width > GLint(cbSurface.width))
		width = cbSurface.width - x;

		if (y+height > GLint(cbSurface.height))
		height = cbSurface.height - y;

		int err = copyPixels(c,
		surface, xoffset, yoffset,
		cbSurface, x, y, width, height);