diff options
Diffstat (limited to 'test/com/jogamp/opencl/gl/CLGLTest.java')
| -rw-r--r-- | test/com/jogamp/opencl/gl/CLGLTest.java | 112 |
1 files changed, 72 insertions, 40 deletions
diff --git a/test/com/jogamp/opencl/gl/CLGLTest.java b/test/com/jogamp/opencl/gl/CLGLTest.java index e7906cec..8c729c08 100644 --- a/test/com/jogamp/opencl/gl/CLGLTest.java +++ b/test/com/jogamp/opencl/gl/CLGLTest.java @@ -35,6 +35,8 @@ package com.jogamp.opencl.gl; import com.jogamp.common.nio.Buffers; import com.jogamp.opencl.CLBuffer; import com.jogamp.opencl.CLCommandQueue; +import com.jogamp.opencl.CLKernel; +import com.jogamp.opencl.CLProgram; import javax.media.opengl.GL2; import javax.media.opengl.GLException; @@ -228,8 +230,7 @@ public class CLGLTest extends UITestCase { } -// @Test(timeout=15000) - @Test + @Test(timeout=15000) public void textureSharing() { out.println(" - - - glcl; textureSharing - - - "); @@ -241,20 +242,32 @@ public class CLGLTest extends UITestCase { assertTrue(glcontext.isCurrent()); @SuppressWarnings("unchecked") - CLPlatform platform = CLPlatform.getDefault(glSharing(glcontext)); - if(platform == null) { - out.println("test aborted"); + CLPlatform [] clplatforms = CLPlatform.listCLPlatforms(glSharing(glcontext)); + if(clplatforms.length == 0) { + out.println("no platform that supports OpenGL-OpenCL interoperability"); return; } - @SuppressWarnings("unchecked") - CLDevice device = platform.getMaxFlopsDevice(CLDeviceFilters.glSharing()); - out.println(device); + for(CLPlatform clplatform : clplatforms) { + + @SuppressWarnings("unchecked") + CLDevice [] cldevices = clplatform.listCLDevices(CLDeviceFilters.glSharing()); + + for(CLDevice cldevice : cldevices) { + out.println(cldevice); + textureSharingInner(cldevice); + } + } + + deinitGL(); + } - CLGLContext context = CLGLContext.create(glcontext, device); + public void textureSharingInner(CLDevice cldevice) { + + CLGLContext clglcontext = CLGLContext.create(glcontext, cldevice); try { - out.println(context); + out.println(clglcontext); GL2 gl = glcontext.getGL().getGL2(); @@ -263,39 +276,59 @@ public class CLGLTest extends UITestCase { gl.glGenTextures(id.length, id, 0); gl.glActiveTexture(GL2.GL_TEXTURE0); gl.glBindTexture (GL2.GL_TEXTURE_2D, id[0]); -// gl.glTexParameteri(GL2.GL_TEXTURE_2D, GL2.GL_TEXTURE_MAG_FILTER, GL2.GL_NEAREST); -// gl.glTexParameteri(GL2.GL_TEXTURE_2D, GL2.GL_TEXTURE_MIN_FILTER, GL2.GL_NEAREST); -// gl.glTexParameteri(GL2.GL_TEXTURE_2D, GL2.GL_TEXTURE_BASE_LEVEL, 0); -// gl.glTexParameteri(GL2.GL_TEXTURE_2D, GL2.GL_TEXTURE_MAX_LEVEL, 0); - - ByteBuffer bufferGL = Buffers.newDirectByteBuffer(new byte [] { - (byte)0, (byte)5, (byte)10, (byte)0xff, - (byte)15, (byte)20, (byte)25, (byte)0xff, - (byte)30, (byte)35, (byte)40, (byte)0xff, - (byte)45, (byte)50, (byte)55, (byte)0xff}); - bufferGL.rewind(); - gl.glTexImage2D(GL2.GL_TEXTURE_2D, 0, GL2.GL_RGBA, 2, 2, 0, GL2.GL_RGBA, GL2.GL_UNSIGNED_BYTE, bufferGL); + int texWidth = 2; + int texHeight = 2; + gl.glTexImage2D(GL2.GL_TEXTURE_2D, 0, GL2.GL_RGBA, texWidth, texHeight, 0, GL2.GL_RGBA, GL2.GL_UNSIGNED_BYTE, null ); gl.glBindTexture(GL2.GL_TEXTURE_2D, 0); gl.glFinish(); // create CLGL buffer - ByteBuffer bufferCL = Buffers.newDirectByteBuffer(2*2*4); - CLGLTexture2d<ByteBuffer> clTexture = context.createFromGLTexture2d(bufferCL, GL2.GL_TEXTURE_2D, id[0], 0, CLBuffer.Mem.READ_ONLY); - -// assertEquals(bufferGL.capacity(), clTexture.getCLCapacity()); -// assertEquals(bufferGL.capacity(), clTexture.getCLSize()); - - CLCommandQueue queue = device.createCommandQueue(); - - // read gl buffer into cl nio buffer + ByteBuffer bufferCL = Buffers.newDirectByteBuffer(texWidth*texHeight*4); + CLGLTexture2d<ByteBuffer> clTexture = clglcontext.createFromGLTexture2d(bufferCL, GL2.GL_TEXTURE_2D, id[0], 0, CLBuffer.Mem.READ_ONLY); + + // set texel values to a formula that can be read back and verified + String sourceCL = "__kernel void writeTexture (__write_only image2d_t imageTex, unsigned w, unsigned h ) \n" + + "{ \n" + + " for(int y=1; y<=h; ++y) { \n" + + " for(int x=1; x<=w; ++x) { \n" + + " write_imagef(imageTex, (int2)(x-1,y-1), (float4)(((float)x)/((float)(4*w)), ((float)y)/((float)(4*h)), 0.0f, 1.0f)); \n" + + " } \n" + + " } \n" + + "}"; + CLProgram program = clglcontext.createProgram(sourceCL); + program.build(); + System.out.println(program.getBuildStatus()); + System.out.println(program.getBuildLog()); + assertTrue(program.isExecutable()); + + CLKernel clkernel = program.createCLKernel("writeTexture") + .putArg(clTexture) + .putArg(texWidth) + .putArg(texHeight) + .rewind(); + + CLCommandQueue queue = cldevice.createCommandQueue(); + + // write gl texture with cl kernel, then read it to host buffer queue.putAcquireGLObject(clTexture) - .putReadImage(clTexture, true) - .putReleaseGLObject(clTexture); - - while(bufferCL.hasRemaining()) { - byte bGL = bufferGL.get(); - byte bCL = bufferCL.get(); - assertEquals(bGL, bCL); + .put1DRangeKernel(clkernel, 0, 1, 1) + .putReadImage(clTexture, true) + .putReleaseGLObject(clTexture) + .finish(); + + for(int y = 1; y <= texHeight; y++) { + for(int x = 1; x <= texWidth; x++) { + byte bX = bufferCL.get(); + byte bY = bufferCL.get(); + byte bZero = bufferCL.get(); + byte bMinusOne = bufferCL.get(); + byte bXCheck = (byte)(((float)x)/((float)(4*texWidth))*256); + byte bYCheck = (byte)(((float)y)/((float)(4*texHeight))*256); + assertEquals(bXCheck, bX); + assertEquals(bYCheck, bY); + assertEquals(0, bZero); + assertEquals(-1, bMinusOne); + } } out.println(clTexture); @@ -304,8 +337,7 @@ public class CLGLTest extends UITestCase { gl.glDeleteBuffers(1, id, 0); } finally { - context.release(); - deinitGL(); + clglcontext.release(); } } |