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GPU: Add tests for 1d, 2d array texture types

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This PR adds several unit tests to construct and upload data for
different texture types (1d_array, 2d_array).

Pull Request: https://projects.blender.org/blender/blender/pulls/111338
This commit is contained in:
Jeroen Bakker
2023-09-05 10:51:49 +02:00
parent b6bc53760a
commit ad0e4f08c0
1 changed files with 108 additions and 4 deletions
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112
source/blender/gpu/tests/texture_test.cc
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@@ -63,6 +63,110 @@ static void test_texture_read()
}
GPU_TEST(texture_read)
static void test_texture_1d_array()
{
const int LAYERS = 8;
const int SIZE = 32;
GPU_render_begin();
eGPUTextureUsage usage = GPU_TEXTURE_USAGE_ATTACHMENT | GPU_TEXTURE_USAGE_HOST_READ;
GPUTexture *tex = GPU_texture_create_1d_array(
"tex", SIZE, LAYERS, 1, GPU_RGBA32F, usage, nullptr);
float4 clear_color(1.0f, 0.5f, 0.2f, 1.0f);
GPU_texture_clear(tex, GPU_DATA_FLOAT, clear_color);
GPU_memory_barrier(GPU_BARRIER_TEXTURE_UPDATE);
float4 *data = (float4 *)GPU_texture_read(tex, GPU_DATA_FLOAT, 0);
for (int index : IndexRange(SIZE * LAYERS)) {
EXPECT_EQ(clear_color, data[index]);
}
MEM_freeN(data);
GPU_texture_free(tex);
GPU_render_end();
}
GPU_TEST(texture_1d_array)
static void test_texture_1d_array_upload()
{
const int LAYERS = 8;
const int SIZE = 32;
GPU_render_begin();
int total_size = LAYERS * SIZE * 4;
float *data_in = (float *)MEM_callocN(sizeof(float) * total_size, __func__);
eGPUTextureUsage usage = GPU_TEXTURE_USAGE_ATTACHMENT | GPU_TEXTURE_USAGE_HOST_READ;
GPUTexture *tex = GPU_texture_create_1d_array(
"tex", SIZE, LAYERS, 1, GPU_RGBA32F, usage, data_in);
GPU_memory_barrier(GPU_BARRIER_TEXTURE_UPDATE);
void *data_out = GPU_texture_read(tex, GPU_DATA_FLOAT, 0);
GPU_texture_free(tex);
EXPECT_EQ(memcmp(data_in, data_out, sizeof(float) * total_size), 0);
MEM_freeN(data_in);
MEM_freeN(data_out);
GPU_render_end();
}
GPU_TEST(texture_1d_array_upload)
static void test_texture_2d_array()
{
const int LAYERS = 8;
const int SIZE = 32;
GPU_render_begin();
eGPUTextureUsage usage = GPU_TEXTURE_USAGE_ATTACHMENT | GPU_TEXTURE_USAGE_HOST_READ;
GPUTexture *tex = GPU_texture_create_2d_array(
"tex", SIZE, SIZE, LAYERS, 1, GPU_RGBA32F, usage, nullptr);
float4 clear_color(1.0f, 0.5f, 0.2f, 1.0f);
GPU_texture_clear(tex, GPU_DATA_FLOAT, clear_color);
GPU_memory_barrier(GPU_BARRIER_TEXTURE_UPDATE);
float4 *data = (float4 *)GPU_texture_read(tex, GPU_DATA_FLOAT, 0);
for (int index : IndexRange(SIZE * SIZE * LAYERS)) {
EXPECT_EQ(clear_color, data[index]);
}
MEM_freeN(data);
GPU_texture_free(tex);
GPU_render_end();
}
GPU_TEST(texture_2d_array)
static void test_texture_2d_array_upload()
{
const int LAYERS = 8;
const int SIZE = 32;
GPU_render_begin();
int total_size = LAYERS * SIZE * SIZE * 4;
float *data_in = (float *)MEM_callocN(sizeof(float) * total_size, __func__);
eGPUTextureUsage usage = GPU_TEXTURE_USAGE_ATTACHMENT | GPU_TEXTURE_USAGE_HOST_READ;
GPUTexture *tex = GPU_texture_create_2d_array(
"tex", SIZE, SIZE, LAYERS, 1, GPU_RGBA32F, usage, data_in);
GPU_memory_barrier(GPU_BARRIER_TEXTURE_UPDATE);
void *data_out = GPU_texture_read(tex, GPU_DATA_FLOAT, 0);
GPU_texture_free(tex);
EXPECT_EQ(memcmp(data_in, data_out, sizeof(float) * total_size), 0);
MEM_freeN(data_in);
MEM_freeN(data_out);
GPU_render_end();
}
GPU_TEST(texture_2d_array_upload)
static void test_texture_cube()
{
const int SIZE = 32;
@@ -89,19 +193,19 @@ GPU_TEST(texture_cube)
static void test_texture_cube_array()
{
const int LAYERS = 2;
const int SIZE = 32;
const int ARRAY = 2;
GPU_render_begin();
eGPUTextureUsage usage = GPU_TEXTURE_USAGE_ATTACHMENT | GPU_TEXTURE_USAGE_HOST_READ;
GPUTexture *tex = GPU_texture_create_cube_array(
"tex", SIZE, ARRAY, 1, GPU_RGBA32F, usage, nullptr);
"tex", SIZE, LAYERS, 1, GPU_RGBA32F, usage, nullptr);
float4 clear_color(1.0f, 0.5f, 0.2f, 1.0f);
GPU_texture_clear(tex, GPU_DATA_FLOAT, clear_color);
float4 *data = (float4 *)GPU_texture_read(tex, GPU_DATA_FLOAT, 0);
for (int index : IndexRange(SIZE * SIZE * 6 * ARRAY)) {
EXPECT_EQ(clear_color, data[index]);
for (int index : IndexRange(SIZE * SIZE * 6 * LAYERS)) {
EXPECT_EQ(clear_colo1r, data[index]);
}
MEM_freeN(data);