Blender  V3.3
gpu_index_buffer_test.cc
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1 /* SPDX-License-Identifier: Apache-2.0 */
2 
3 #include "testing/testing.h"
4 
5 #include "MEM_guardedalloc.h"
6 
7 #include "GPU_index_buffer.h"
8 
9 #include "gpu_testing.hh"
10 
12 
14 {
15  const uint num_subbuilders = 10;
16  const uint verts_per_subbuilders = 100;
17  const uint vertex_len = num_subbuilders * verts_per_subbuilders;
18 
19  GPUIndexBufBuilder builder;
20  GPU_indexbuf_init(&builder, GPU_PRIM_POINTS, vertex_len, vertex_len);
21 
22  GPUIndexBufBuilder subbuilders[num_subbuilders];
23  for (int subbuilder_index = 0; subbuilder_index < num_subbuilders; subbuilder_index++) {
24  memcpy(&subbuilders[subbuilder_index], &builder, sizeof(builder));
25  }
26 
27  for (int subbuilder_index = 0; subbuilder_index < num_subbuilders; subbuilder_index++) {
28  GPUIndexBufBuilder &subbuilder = subbuilders[subbuilder_index];
29  for (int subbuilder_vert_index = 0; subbuilder_vert_index < verts_per_subbuilders;
30  subbuilder_vert_index++) {
31  int vert_index_to_update = subbuilder_index * verts_per_subbuilders + subbuilder_vert_index;
32  GPU_indexbuf_set_point_vert(&subbuilder, vert_index_to_update, vert_index_to_update);
33  }
34  }
35 
36  for (int subbuilder_index = 0; subbuilder_index < num_subbuilders; subbuilder_index++) {
37  EXPECT_EQ(builder.index_len, subbuilder_index * verts_per_subbuilders);
38  GPU_indexbuf_join(&builder, &subbuilders[subbuilder_index]);
39  EXPECT_EQ(builder.index_len, (subbuilder_index + 1) * verts_per_subbuilders);
40  }
41 
42  GPUIndexBuf *index_buffer = GPU_indexbuf_build(&builder);
43  EXPECT_NE(index_buffer, nullptr);
44  GPU_INDEXBUF_DISCARD_SAFE(index_buffer);
45 }
46 
47 GPU_TEST(gpu_index_buffer_subbuilders)
48 
49 } // namespace blender::gpu::tests
EXPECT_EQ(BLI_expr_pylike_eval(expr, nullptr, 0, &result), EXPR_PYLIKE_INVALID)
unsigned int uint
Definition: BLI_sys_types.h:67
struct GPUIndexBuf GPUIndexBuf
void GPU_indexbuf_set_point_vert(GPUIndexBufBuilder *builder, uint elem, uint v1)
#define GPU_INDEXBUF_DISCARD_SAFE(elem)
void GPU_indexbuf_init(GPUIndexBufBuilder *, GPUPrimType, uint prim_len, uint vertex_len)
GPUIndexBuf * GPU_indexbuf_build(GPUIndexBufBuilder *)
void GPU_indexbuf_join(GPUIndexBufBuilder *builder, const GPUIndexBufBuilder *builder_from)
@ GPU_PRIM_POINTS
Definition: GPU_primitive.h:19
Read Guarded memory(de)allocation.
#define GPU_TEST(test_name)
Definition: gpu_testing.hh:41
static void test_gpu_index_buffer_subbuilders()