GPU code debugging, fixed right/bottom on dewarped images, tested

textures with LWIR

src/main/java/com/elphel/imagej/cameras/CLTParameters.java

@@ -127,7 +127,7 @@ public class CLTParameters {
 	public double     min_shot =          10.0;  // Do not adjust for shot noise if lower than
 	public double     scale_shot =        3.0;   // scale when dividing by sqrt
 
-	public double     diff_sigma =        5.0;   // RMS difference from average to reduce weights (~ 1.0 - 1/255 full scale image)
+	public double     diff_sigma =        5.0;   // RMS difference from average to reduce weights (~ 1.0 - 1/255 full scale image) (1.5 for RGB, 10 for LWIR?) 
 	public double     diff_threshold =    1.5;   // RMS difference from average to discard channel (~ 1.0 - 1/255 full scale image)
 	public boolean    diff_gauss =        true;  // when averaging images, use Gaussian around average as weight (false - sharp all/nothing)
 	public double     min_agree =         3.0;   // minimal number of channels to agree on a point (real number to work with fuzzy averages)

src/main/java/com/elphel/imagej/gpu/GPUTileProcessor.java

@@ -88,7 +88,17 @@ public class GPUTileProcessor {
 	static String GPU_SET_TILES_OFFSETS =          "get_tiles_offsets";   // calculate pixel offsets and disparity distortions
 	static String GPU_CALCULATE_TILES_OFFSETS =    "calculate_tiles_offsets";   // calculate pixel offsets and disparity distortions
 	static String GPU_CALC_REVERSE_DISTORTION =    "calcReverseDistortionTable"; // calculate reverse radial distortion table from gpu_geometry_correction
-
+	// Kernels to use w/o Dynamic Parallelism    
+	static String GPU_CLEAR_TEXTURE_LIST_NAME =    "clear_texture_list";
+	static String GPU_MARK_TEXTURE_LIST_NAME =     "mark_texture_tiles";
+	static String GPU_MARK_TEXTURE_NEIGHBOR_NAME = "mark_texture_neighbor_tiles";
+	static String GPU_GEN_TEXTURE_LIST_NAME =      "gen_texture_list";
+	static String GPU_CLEAR_TEXTURE_RBGA_NAME =    "clear_texture_rbga";
+	static String GPU_TEXTURES_ACCUMULATE_NAME =   "textures_accumulate";
+	static String GPU_CREATE_NONOVERLAP_LIST_NAME ="create_nonoverlap_list";
+
+	
+	
 //  pass some defines to gpu source code with #ifdef JCUDA
 	public static int DTT_SIZE_LOG2 =             3;
 	public static int DTT_SIZE =                  (1 << DTT_SIZE_LOG2);
@@ -153,9 +163,18 @@ public class GPUTileProcessor {
     CUfunction GPU_TEXTURES_kernel =                null; // "textures_nonoverlap"
     CUfunction GPU_RBGA_kernel =                    null; // "generate_RBGA"
     CUfunction GPU_ROT_DERIV_kernel =               null; // "calc_rot_deriv"
-//    private CUfunction GPU_SET_TILES_OFFSETS_kernel =       null; // "get_tiles_offsets"
     CUfunction GPU_CALCULATE_TILES_OFFSETS_kernel = null; // "calculate_tiles_offsets"
     CUfunction GPU_CALC_REVERSE_DISTORTION_kernel = null; // "calcReverseDistortionTable"
+// Kernels to use w/o Dynamic Parallelism    
+    CUfunction GPU_CLEAR_TEXTURE_LIST_kernel =      null; // "clear_texture_list"
+    CUfunction GPU_MARK_TEXTURE_LIST_kernel =       null; // "mark_texture_tiles"
+    CUfunction GPU_MARK_TEXTURE_NEIGHBOR_kernel =   null; // "mark_texture_neighbor_tiles"
+    CUfunction GPU_GEN_TEXTURE_LIST_kernel =        null; // "gen_texture_list"
+    CUfunction GPU_CLEAR_TEXTURE_RBGA_kernel =      null; // "clear_texture_rbga"
+    CUfunction GPU_TEXTURES_ACCUMULATE_kernel =     null; // "textures_accumulate"
+    CUfunction GPU_CREATE_NONOVERLAP_LIST_kernel =  null; // "create_nonoverlap_list"
+    
+    
 
     CUmodule    module; // to access constants memory
     //    private
@@ -295,9 +314,16 @@ public class GPUTileProcessor {
         		GPU_TEXTURES_NAME,
         		GPU_RBGA_NAME,
         		GPU_ROT_DERIV,
-//        		GPU_SET_TILES_OFFSETS,
         		GPU_CALCULATE_TILES_OFFSETS,
-        		GPU_CALC_REVERSE_DISTORTION
+        		GPU_CALC_REVERSE_DISTORTION,
+        		// Kernels to use w/o Dynamic Parallelism    
+        		GPU_CLEAR_TEXTURE_LIST_NAME,
+        		GPU_MARK_TEXTURE_LIST_NAME,
+        		GPU_MARK_TEXTURE_NEIGHBOR_NAME,
+        		GPU_GEN_TEXTURE_LIST_NAME,
+        		GPU_CLEAR_TEXTURE_RBGA_NAME,
+        		GPU_TEXTURES_ACCUMULATE_NAME,
+        		GPU_CREATE_NONOVERLAP_LIST_NAME
         };
         CUfunction[] functions = createFunctions(kernelSources,
         		                                 func_names,
@@ -311,9 +337,17 @@ public class GPUTileProcessor {
         GPU_TEXTURES_kernel=                 functions[5];
         GPU_RBGA_kernel=                     functions[6];
         GPU_ROT_DERIV_kernel =               functions[7];
-//        GPU_SET_TILES_OFFSETS_kernel =       functions[8];
         GPU_CALCULATE_TILES_OFFSETS_kernel = functions[8];
         GPU_CALC_REVERSE_DISTORTION_kernel = functions[9];
+     // Kernels to use w/o Dynamic Parallelism    
+        GPU_CLEAR_TEXTURE_LIST_kernel =      functions[10];
+        GPU_MARK_TEXTURE_LIST_kernel =       functions[11];
+        GPU_MARK_TEXTURE_NEIGHBOR_kernel =   functions[12];
+        GPU_GEN_TEXTURE_LIST_kernel =        functions[13];
+        GPU_CLEAR_TEXTURE_RBGA_kernel =      functions[14];
+        GPU_TEXTURES_ACCUMULATE_kernel =     functions[15];
+        GPU_CREATE_NONOVERLAP_LIST_kernel =  functions[16];
+        
 
         System.out.println("GPU kernel functions initialized");
         System.out.println(GPU_CONVERT_DIRECT_kernel.toString());
@@ -324,10 +358,16 @@ public class GPUTileProcessor {
         System.out.println(GPU_TEXTURES_kernel.toString());
         System.out.println(GPU_RBGA_kernel.toString());
         System.out.println(GPU_ROT_DERIV_kernel.toString());
-//        System.out.println(GPU_SET_TILES_OFFSETS_kernel.toString());
         System.out.println(GPU_CALCULATE_TILES_OFFSETS_kernel.toString());
         System.out.println(GPU_CALC_REVERSE_DISTORTION_kernel.toString());
-        
+        // Kernels to use w/o Dynamic Parallelism    
+        System.out.println(GPU_CLEAR_TEXTURE_LIST_kernel.toString());
+        System.out.println(GPU_MARK_TEXTURE_LIST_kernel.toString());
+        System.out.println(GPU_MARK_TEXTURE_NEIGHBOR_kernel.toString());
+        System.out.println(GPU_GEN_TEXTURE_LIST_kernel.toString());
+        System.out.println(GPU_CLEAR_TEXTURE_RBGA_kernel.toString());
+        System.out.println(GPU_TEXTURES_ACCUMULATE_kernel.toString());
+        System.out.println(GPU_CREATE_NONOVERLAP_LIST_kernel.toString());
         // GPU data structures are now initialized through GpuQuad instances
     }
     
@@ -475,6 +515,7 @@ public class GPUTileProcessor {
     	for (int i = 0; i < kernelNames.length; i++) {
     		// Find the function in the source by name, get its pointer
     		functions[i] = new CUfunction();
+    		System.out.println("Looking for GPU kernel ["+i+"]: "+kernelNames[i]);
     		cuModuleGetFunction(functions[i] , module, kernelNames[i]);
     	}
     	return functions;

src/main/java/com/elphel/imagej/gpu/TpTask.java

@@ -45,6 +45,7 @@ public class TpTask {
 	 */
 	public TpTask(int num_sensors, float [] flt, int task_indx, boolean use_aux)
 	{
+		this.num_sensors = num_sensors; // will not be encoded
 		int indx = task_indx * getSize(num_sensors);
 		task =    Float.floatToIntBits(flt[indx++]); // 0
 		int txy = Float.floatToIntBits(flt[indx++]); // 1

src/main/java/com/elphel/imagej/tileprocessor/QuadCLT.java

@@ -2364,7 +2364,55 @@ public class QuadCLT extends QuadCLTCPU {
 					debugLevel);
 
 		}
-
+// try textures here
+
+		boolean show_textures_rgba = clt_parameters.show_rgba_color;
+		if (show_textures_rgba) {
+			float [][] texture_img = new float [isMonochrome()?2:4][];
+			double [] col_weights = new double[3];
+			if (isMonochrome()) {
+				col_weights[0] = 1.0;
+				col_weights[1] = 0.0;
+				col_weights[2] = 0.0;// green color/mono
+			} else {
+				col_weights[2] = 1.0/(1.0 +  clt_parameters.corr_red + clt_parameters.corr_blue);    // green color
+				col_weights[0] = clt_parameters.corr_red *  col_weights[2];
+				col_weights[1] = clt_parameters.corr_blue * col_weights[2];
+			}
+			Rectangle woi = new Rectangle(); // will be filled out to match actual available image
+			gpuQuad.execRBGA(
+					col_weights,                   // double [] color_weights,
+					isLwir(),                      // boolean   is_lwir,
+					clt_parameters.min_shot,       // double    min_shot,           // 10.0
+					clt_parameters.scale_shot,     // double    scale_shot,         // 3.0
+					clt_parameters.diff_sigma,     // double    diff_sigma,         // pixel value/pixel change Used much larger sigma = 10.0 instead of 1.5
+					clt_parameters.diff_threshold, // double    diff_threshold,     // pixel value/pixel change
+					clt_parameters.min_agree,      // double    min_agree,          // minimal number of channels to agree on a point (real number to work with fuzzy averages)
+					clt_parameters.dust_remove);   // boolean   dust_remove,
+			float [][] rbga = gpuQuad.getRBGA(
+					(isMonochrome() ? 1 : 3), // int     num_colors,
+					woi);
+			for (int ncol = 0; ncol < texture_img.length; ncol++) if (ncol < rbga.length) {
+				texture_img[ncol] = rbga[ncol];
+			}
+			// first try just multi-layer, then with palette
+			
+			(new ShowDoubleFloatArrays()).showArrays( // show slices RBGA (colors - 256, A - 1.0)
+					rbga,
+					woi.width,
+					woi.height,
+					true,
+					getImageName()+"-RGBA-STACK-D"+clt_parameters.disparity+
+					":"+clt_parameters.gpu_woi_tx+":"+clt_parameters.gpu_woi_ty+
+					":"+clt_parameters.gpu_woi_twidth+":"+clt_parameters.gpu_woi_theight+
+					":"+(clt_parameters.gpu_woi_round?"C":"R")
+					//,new String[] {"R","B","G","A"}
+					);
+			
+			
+			
+			
+		}
 /**
        if (colorProcParameters.isLwir() && colorProcParameters.lwir_autorange) {
             double rel_low =  colorProcParameters.lwir_low;