1 //
2 // Copyright (c) 2017 The Khronos Group Inc.
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
7 //
8 // http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 //
16 #include "../testBase.h"
17
test_read_image_2D(cl_context context,cl_command_queue queue,image_descriptor * imageInfo,MTdata d,cl_mem_flags flags)18 int test_read_image_2D(cl_context context, cl_command_queue queue,
19 image_descriptor *imageInfo, MTdata d,
20 cl_mem_flags flags)
21 {
22 int error;
23
24 clMemWrapper image;
25
26 // Generate some data to test against
27 BufferOwningPtr<char> imageValues;
28 generate_random_image_data( imageInfo, imageValues, d );
29
30 if( gDebugTrace )
31 {
32 log_info( " - Creating %s image %d by %d...\n", gTestMipmaps?"mipmapped":"", (int)imageInfo->width, (int)imageInfo->height );
33 if( gTestMipmaps )
34 log_info( " with %llu mip levels\n", (unsigned long long) imageInfo->num_mip_levels );
35 }
36
37 // Construct testing sources
38 if(!gTestMipmaps)
39 {
40 image =
41 create_image_2d(context, flags, imageInfo->format, imageInfo->width,
42 imageInfo->height, 0, NULL, &error);
43 if( image == NULL )
44 {
45 log_error( "ERROR: Unable to create 2D image of size %d x %d (%s)", (int)imageInfo->width, (int)imageInfo->height, IGetErrorString( error ) );
46 return -1;
47 }
48 }
49 else
50 {
51 cl_image_desc image_desc = {0};
52 image_desc.image_type = CL_MEM_OBJECT_IMAGE2D;
53 image_desc.image_width = imageInfo->width;
54 image_desc.image_height = imageInfo->height;
55 image_desc.num_mip_levels = imageInfo->num_mip_levels;
56
57 image = clCreateImage(context, flags, imageInfo->format, &image_desc,
58 NULL, &error);
59 if( error != CL_SUCCESS )
60 {
61 log_error( "ERROR: Unable to create %d level mipmapped 2D image of size %d x %d (pitch %d ) (%s)",(int)imageInfo->num_mip_levels, (int)imageInfo->width, (int)imageInfo->height, (int)imageInfo->rowPitch, IGetErrorString( error ) );
62 return error;
63 }
64 }
65 if( gDebugTrace )
66 log_info( " - Writing image...\n" );
67
68 size_t origin[ 3 ] = { 0, 0, 0 };
69 size_t region[ 3 ] = { 0, 0, 1 };
70 size_t fullImageSize;
71 if( gTestMipmaps )
72 {
73 fullImageSize = (size_t)compute_mipmapped_image_size( *imageInfo );
74 }
75 else
76 {
77 fullImageSize = imageInfo->height * imageInfo->rowPitch;
78 }
79 BufferOwningPtr<char> resultValues(malloc(fullImageSize));
80 size_t imgValMipLevelOffset = 0;
81
82 for( size_t lod = 0; (gTestMipmaps && lod < imageInfo->num_mip_levels) || (!gTestMipmaps && lod < 1); lod++)
83 {
84 origin[2] = lod;
85 size_t width_lod, height_lod, row_pitch_lod;
86
87 width_lod = (imageInfo->width >> lod) ? (imageInfo->width >> lod) : 1;
88 height_lod = (imageInfo->height >> lod) ? (imageInfo->height >> lod) : 1;
89 row_pitch_lod = gTestMipmaps ? (width_lod * get_pixel_size( imageInfo->format )): imageInfo->rowPitch;
90
91 region[0] = width_lod;
92 region[1] = height_lod;
93
94 if ( gDebugTrace && gTestMipmaps) {
95 log_info(" - Working at mipLevel :%llu\n", (unsigned long long)lod);
96 }
97 error = clEnqueueWriteImage(queue, image, CL_FALSE,
98 origin, region, ( gEnablePitch ? row_pitch_lod : 0 ), 0,
99 (char*)imageValues + imgValMipLevelOffset, 0, NULL, NULL);
100 if (error != CL_SUCCESS) {
101 log_error( "ERROR: Unable to write to 2D image of size %d x %d \n", (int)width_lod, (int)height_lod );
102 return -1;
103 }
104
105 // To verify, we just read the results right back and see whether they match the input
106 if( gDebugTrace ) {
107 log_info( " - Initing result array...\n" );
108 }
109
110 // Note: we read back without any pitch, to verify pitch actually WORKED
111 size_t scanlineSize = width_lod * get_pixel_size( imageInfo->format );
112 size_t imageSize = scanlineSize * height_lod;
113 memset( resultValues, 0xff, imageSize );
114
115 if( gDebugTrace )
116 log_info( " - Reading results...\n" );
117
118 error = clEnqueueReadImage( queue, image, CL_TRUE, origin, region, 0, 0, resultValues, 0, NULL, NULL );
119 test_error( error, "Unable to read image values" );
120
121 // Verify scanline by scanline, since the pitches are different
122 char *sourcePtr = (char *)imageValues + imgValMipLevelOffset;
123 char *destPtr = resultValues;
124
125 for( size_t y = 0; y < height_lod; y++ )
126 {
127 if( memcmp( sourcePtr, destPtr, scanlineSize ) != 0 )
128 {
129 if(gTestMipmaps)
130 {
131 log_error("At mip level %llu\n",(unsigned long long) lod);
132 }
133 log_error( "ERROR: Scanline %d did not verify for image size %d,%d pitch %d (extra %d bytes)\n", (int)y, (int)width_lod, (int)height_lod, (int)row_pitch_lod, (int)row_pitch_lod - (int)width_lod * (int)get_pixel_size( imageInfo->format ) );
134
135 log_error( "First few values: \n" );
136 log_error( " Input: " );
137 uint32_t *s = (uint32_t *)sourcePtr;
138 uint32_t *d = (uint32_t *)destPtr;
139 for( int q = 0; q < 12; q++ )
140 log_error( "%08x ", s[ q ] );
141 log_error( "\nOutput: " );
142 for( int q = 0; q < 12; q++ )
143 log_error( "%08x ", d[ q ] );
144 log_error( "\n" );
145
146 int outX, outY;
147 int offset = (int)get_pixel_size( imageInfo->format ) * (int)( width_lod - 16 );
148 if( offset < 0 )
149 offset = 0;
150 int foundCount = debug_find_vector_in_image( (char*)imageValues + imgValMipLevelOffset, imageInfo, destPtr + offset, get_pixel_size( imageInfo->format ), &outX, &outY, NULL );
151 if( foundCount > 0 )
152 {
153 int returnedOffset = ( (int)y * (int)width_lod + offset / (int)get_pixel_size( imageInfo->format ) ) - ( outY * (int)width_lod + outX );
154
155 if( memcmp( sourcePtr + returnedOffset * get_pixel_size( imageInfo->format ), destPtr, get_pixel_size( imageInfo->format ) * 8 ) == 0 )
156 log_error( " Values appear to be offsetted by %d\n", returnedOffset );
157 else
158 log_error( " Calculated offset is %d but unable to verify\n", returnedOffset );
159 }
160 else
161 {
162 log_error( " Unable to determine offset\n" );
163 }
164 return -1;
165 }
166 sourcePtr += row_pitch_lod;
167 destPtr += scanlineSize;
168 }
169 imgValMipLevelOffset += width_lod * height_lod * get_pixel_size( imageInfo->format );
170 }
171 return 0;
172 }
173
test_read_image_set_2D(cl_device_id device,cl_context context,cl_command_queue queue,cl_image_format * format,cl_mem_flags flags)174 int test_read_image_set_2D(cl_device_id device, cl_context context,
175 cl_command_queue queue, cl_image_format *format,
176 cl_mem_flags flags)
177 {
178 size_t maxWidth, maxHeight;
179 cl_ulong maxAllocSize, memSize;
180 image_descriptor imageInfo = { 0 };
181 RandomSeed seed( gRandomSeed );
182 size_t pixelSize;
183
184 imageInfo.type = CL_MEM_OBJECT_IMAGE2D;
185 imageInfo.format = format;
186 imageInfo.depth = imageInfo.slicePitch = 0;
187 pixelSize = get_pixel_size( imageInfo.format );
188
189 int error = clGetDeviceInfo( device, CL_DEVICE_IMAGE2D_MAX_WIDTH, sizeof( maxWidth ), &maxWidth, NULL );
190 error |= clGetDeviceInfo( device, CL_DEVICE_IMAGE2D_MAX_HEIGHT, sizeof( maxHeight ), &maxHeight, NULL );
191 error |= clGetDeviceInfo( device, CL_DEVICE_MAX_MEM_ALLOC_SIZE, sizeof( maxAllocSize ), &maxAllocSize, NULL );
192 error |= clGetDeviceInfo( device, CL_DEVICE_GLOBAL_MEM_SIZE, sizeof( memSize ), &memSize, NULL );
193 test_error( error, "Unable to get max image 2D size from device" );
194
195 if (memSize > (cl_ulong)SIZE_MAX) {
196 memSize = (cl_ulong)SIZE_MAX;
197 maxAllocSize = (cl_ulong)SIZE_MAX;
198 }
199
200 if( gTestSmallImages )
201 {
202 for( imageInfo.width = 1; imageInfo.width < 13; imageInfo.width++ )
203 {
204 imageInfo.rowPitch = imageInfo.width * pixelSize;
205 for( imageInfo.height = 1; imageInfo.height < 9; imageInfo.height++ )
206 {
207 if (gTestMipmaps)
208 imageInfo.num_mip_levels = (cl_uint) random_log_in_range(2, (int)compute_max_mip_levels(imageInfo.width, imageInfo.height, 0), seed);
209
210 if( gDebugTrace )
211 log_info( " at size %d,%d\n", (int)imageInfo.width, (int)imageInfo.height );
212
213 int ret =
214 test_read_image_2D(context, queue, &imageInfo, seed, flags);
215 if( ret )
216 return -1;
217 }
218 }
219 }
220 else if( gTestMaxImages )
221 {
222 // Try a specific set of maximum sizes
223 size_t numbeOfSizes;
224 size_t sizes[100][3];
225
226 get_max_sizes(&numbeOfSizes, 100, sizes, maxWidth, maxHeight, 1, 1, maxAllocSize, memSize, CL_MEM_OBJECT_IMAGE2D, imageInfo.format);
227
228 for( size_t idx = 0; idx < numbeOfSizes; idx++ )
229 {
230 imageInfo.width = sizes[idx][0];
231 imageInfo.height = sizes[idx][1];
232 imageInfo.rowPitch = imageInfo.width * pixelSize;
233
234 if (gTestMipmaps)
235 imageInfo.num_mip_levels = (cl_uint) random_log_in_range(2, (int)compute_max_mip_levels(imageInfo.width, imageInfo.height, 0), seed);
236
237 log_info("Testing %d x %d\n", (int)imageInfo.width, (int)imageInfo.height);
238 if( gDebugTrace )
239 log_info( " at max size %d,%d\n", (int)maxWidth, (int)maxHeight );
240 if (test_read_image_2D(context, queue, &imageInfo, seed, flags))
241 return -1;
242 }
243 }
244 else
245 {
246 for( int i = 0; i < NUM_IMAGE_ITERATIONS; i++ )
247 {
248 cl_ulong size;
249 // Loop until we get a size that a) will fit in the max alloc size and b) that an allocation of that
250 // image, the result array, plus offset arrays, will fit in the global ram space
251 do
252 {
253 imageInfo.width = (size_t)random_log_in_range( 16, (int)maxWidth / 32, seed );
254 imageInfo.height = (size_t)random_log_in_range( 16, (int)maxHeight / 32, seed );
255 if (gTestMipmaps)
256 {
257 imageInfo.num_mip_levels = (cl_uint) random_log_in_range(2, (int)compute_max_mip_levels(imageInfo.width, imageInfo.height, 0), seed);
258 imageInfo.rowPitch = imageInfo.width * get_pixel_size( imageInfo.format );
259 size = compute_mipmapped_image_size( imageInfo );
260 }
261 else
262 {
263 imageInfo.rowPitch = imageInfo.width * pixelSize;
264 if( gEnablePitch )
265 {
266 size_t extraWidth = (int)random_log_in_range( 0, 64, seed );
267 imageInfo.rowPitch += extraWidth * pixelSize;
268 }
269
270 size = (size_t)imageInfo.rowPitch * (size_t)imageInfo.height * 4;
271 }
272 } while( size > maxAllocSize || ( size / 3 ) > memSize );
273
274 if( gDebugTrace )
275 log_info( " at size %d,%d (row pitch %d) out of %d,%d\n", (int)imageInfo.width, (int)imageInfo.height, (int)imageInfo.rowPitch, (int)maxWidth, (int)maxHeight );
276 int ret =
277 test_read_image_2D(context, queue, &imageInfo, seed, flags);
278 if( ret )
279 return -1;
280 }
281 }
282
283 return 0;
284 }
285