gpu_testing.hh

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/* SPDX-FileCopyrightText: 2023 Blender Authors
 *
 * SPDX-License-Identifier: Apache-2.0 */
 
#include "testing/testing.h"
 
#include "BKE_global.hh"
 
#include "GHOST_C-api.h"
 
#include "GPU_platform.hh"
 
struct GPUContext;
 
namespace blender::gpu {
 
class GPUTest : public ::testing::Test {
 private:
  GHOST_TDrawingContextType draw_context_type = GHOST_kDrawingContextTypeNone;
  eGPUBackendType gpu_backend_type;
  GHOST_SystemHandle ghost_system;
  GHOST_ContextHandle ghost_context;
  GPUContext *context;
 
  int32_t g_debug_flags_;
  int32_t prev_g_debug_;
 
 protected:
  GPUTest(GHOST_TDrawingContextType draw_context_type,
          eGPUBackendType gpu_backend_type,
          int32_t g_debug_flags)
      : draw_context_type(draw_context_type),
        gpu_backend_type(gpu_backend_type),
        g_debug_flags_(g_debug_flags)
  {
  }
 
  void SetUp() override;
  void TearDown() override;
};
 
#ifdef WITH_OPENGL_BACKEND
class GPUOpenGLTest : public GPUTest {
 public:
  GPUOpenGLTest()
      : GPUTest(GHOST_kDrawingContextTypeOpenGL,
                GPU_BACKEND_OPENGL,
                G_DEBUG_GPU | G_DEBUG_GPU_RENDERDOC)
  {
  }
};
 
class GPUOpenGLWorkaroundsTest : public GPUTest {
 public:
  GPUOpenGLWorkaroundsTest()
      : GPUTest(GHOST_kDrawingContextTypeOpenGL,
                GPU_BACKEND_OPENGL,
                G_DEBUG_GPU | G_DEBUG_GPU_FORCE_WORKAROUNDS)
  {
  }
};
#  define GPU_OPENGL_TEST(test_name) \
    TEST_F(GPUOpenGLTest, test_name) \
    { \
      test_##test_name(); \
    } \
    TEST_F(GPUOpenGLWorkaroundsTest, test_name) \
    { \
      test_##test_name(); \
    }
#else
#  define GPU_OPENGL_TEST(test_name)
#endif
 
#ifdef WITH_METAL_BACKEND
class GPUMetalTest : public GPUTest {
 public:
  GPUMetalTest() : GPUTest(GHOST_kDrawingContextTypeMetal, GPU_BACKEND_METAL, G_DEBUG_GPU) {}
};
 
class GPUMetalWorkaroundsTest : public GPUTest {
 public:
  GPUMetalWorkaroundsTest()
      : GPUTest(GHOST_kDrawingContextTypeMetal,
                GPU_BACKEND_METAL,
                G_DEBUG_GPU | G_DEBUG_GPU_FORCE_WORKAROUNDS)
  {
  }
};
#  define GPU_METAL_TEST(test_name) \
    TEST_F(GPUMetalTest, test_name) \
    { \
      test_##test_name(); \
    } \
    TEST_F(GPUMetalWorkaroundsTest, test_name) \
    { \
      test_##test_name(); \
    }
#else
#  define GPU_METAL_TEST(test_name)
#endif
 
#ifdef WITH_VULKAN_BACKEND
class GPUVulkanTest : public GPUTest {
 public:
  GPUVulkanTest()
      : GPUTest(GHOST_kDrawingContextTypeVulkan,
                GPU_BACKEND_VULKAN,
                G_DEBUG_GPU | G_DEBUG_GPU_RENDERDOC)
  {
  }
};
 
class GPUVulkanWorkaroundsTest : public GPUTest {
 public:
  GPUVulkanWorkaroundsTest()
      : GPUTest(GHOST_kDrawingContextTypeVulkan,
                GPU_BACKEND_VULKAN,
                G_DEBUG_GPU | G_DEBUG_GPU_RENDERDOC | G_DEBUG_GPU_FORCE_WORKAROUNDS)
  {
  }
};
#  define GPU_VULKAN_TEST(test_name) \
    TEST_F(GPUVulkanTest, test_name) \
    { \
      test_##test_name(); \
    } \
    TEST_F(GPUVulkanWorkaroundsTest, test_name) \
    { \
      test_##test_name(); \
    }
#else
#  define GPU_VULKAN_TEST(test_name)
#endif
 
#define GPU_TEST(test_name) \
  GPU_OPENGL_TEST(test_name) \
  GPU_METAL_TEST(test_name) \
  GPU_VULKAN_TEST(test_name)
 
}  // namespace blender::gpu