完成Vulkan渲染后端
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@@ -146,3 +146,186 @@ TEST(DynamicRenderBackend, VulkanUploadBlitDownload)
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EXPECT_EQ(static_cast<uint8_t>(dst_data[3]), 255u);
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#endif
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}
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TEST(DynamicRenderBackend, VulkanNullDestinationBlitDoesNotCrash)
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{
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#ifndef OAK_ENABLE_DYNAMIC_RENDER_BACKEND
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GTEST_SKIP() << "Dynamic render backend is not enabled in this build";
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#else
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olive::DynamicRenderer renderer(QStringLiteral("vulkan"));
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ASSERT_TRUE(renderer.Load());
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OakRenderBackendInfo info = {};
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ASSERT_TRUE(renderer.GetBackendInfo(&info));
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if (info.kind != OAK_RENDER_BACKEND_VULKAN) {
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GTEST_SKIP() << "Vulkan backend is not available on this system";
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}
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ASSERT_TRUE(renderer.Init());
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renderer.PostInit();
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const int kSize = 32;
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olive::VideoParams params(kSize, kSize, olive::PixelFormat::U8,
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olive::VideoParams::kRGBAChannelCount);
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olive::TexturePtr src = renderer.CreateTexture(params);
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ASSERT_NE(src, nullptr);
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ASSERT_FALSE(src->IsDummy());
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QByteArray src_data(kSize * kSize * 4, 0);
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for (int i = 0; i < kSize * kSize; ++i) {
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src_data[i * 4 + 0] = static_cast<char>(255);
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src_data[i * 4 + 3] = static_cast<char>(255);
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}
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src->Upload(src_data.data(), kSize * 4);
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const QString vert = QStringLiteral(
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"uniform mat4 ove_mvpmat;\n"
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"in vec4 a_position;\n"
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"in vec2 a_texcoord;\n"
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"out vec2 ove_texcoord;\n"
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"void main() {\n"
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" gl_Position = ove_mvpmat * a_position;\n"
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" ove_texcoord = a_texcoord;\n"
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"}\n");
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const QString frag = QStringLiteral(
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"uniform sampler2D ove_maintex;\n"
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"in vec2 ove_texcoord;\n"
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"out vec4 frag_color;\n"
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"void main() {\n"
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" frag_color = texture(ove_maintex, ove_texcoord);\n"
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"}\n");
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QVariant shader = renderer.CreateNativeShader(olive::ShaderCode(frag, vert));
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ASSERT_FALSE(shader.isNull());
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olive::ShaderJob job;
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job.Insert(QStringLiteral("ove_maintex"),
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olive::NodeValue(olive::NodeValue::kTexture,
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QVariant::fromValue(src)));
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job.Insert(QStringLiteral("ove_mvpmat"),
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olive::NodeValue(olive::NodeValue::kMatrix, QMatrix4x4()));
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// Null-destination Blit has no render target; it should simply not crash.
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renderer.Blit(shader, job, params, true);
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SUCCEED();
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#endif
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}
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TEST(DynamicRenderBackend, VulkanIterativeBlitPingPong)
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{
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#ifndef OAK_ENABLE_DYNAMIC_RENDER_BACKEND
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GTEST_SKIP() << "Dynamic render backend is not enabled in this build";
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#else
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olive::DynamicRenderer renderer(QStringLiteral("vulkan"));
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ASSERT_TRUE(renderer.Load());
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OakRenderBackendInfo info = {};
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ASSERT_TRUE(renderer.GetBackendInfo(&info));
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if (info.kind != OAK_RENDER_BACKEND_VULKAN) {
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GTEST_SKIP() << "Vulkan backend is not available on this system";
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}
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ASSERT_TRUE(renderer.Init());
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renderer.PostInit();
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const int kSize = 32;
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olive::VideoParams params(kSize, kSize, olive::PixelFormat::U8,
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olive::VideoParams::kRGBAChannelCount);
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olive::TexturePtr src = renderer.CreateTexture(params);
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ASSERT_NE(src, nullptr);
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ASSERT_FALSE(src->IsDummy());
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// Start with a fully red texture.
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QByteArray src_data(kSize * kSize * 4, 0);
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for (int i = 0; i < kSize * kSize; ++i) {
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src_data[i * 4 + 0] = static_cast<char>(255);
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src_data[i * 4 + 3] = static_cast<char>(255);
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}
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src->Upload(src_data.data(), kSize * 4);
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olive::TexturePtr dst = renderer.CreateTexture(params);
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ASSERT_NE(dst, nullptr);
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ASSERT_FALSE(dst->IsDummy());
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// Shader that samples the iterative input and scales RGB by 0.5 each pass.
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const QString vert = QStringLiteral(
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"uniform mat4 ove_mvpmat;\n"
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"in vec4 a_position;\n"
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"in vec2 a_texcoord;\n"
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"out vec2 ove_texcoord;\n"
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"void main() {\n"
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" gl_Position = ove_mvpmat * a_position;\n"
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" ove_texcoord = a_texcoord;\n"
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"}\n");
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const QString frag = QStringLiteral(
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"uniform sampler2D ove_maintex;\n"
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"in vec2 ove_texcoord;\n"
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"out vec4 frag_color;\n"
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"void main() {\n"
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" vec4 c = texture(ove_maintex, ove_texcoord);\n"
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" frag_color = vec4(c.rgb * 0.5, c.a);\n"
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"}\n");
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QVariant shader = renderer.CreateNativeShader(olive::ShaderCode(frag, vert));
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ASSERT_FALSE(shader.isNull());
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olive::ShaderJob job;
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job.Insert(QStringLiteral("ove_maintex"),
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olive::NodeValue(olive::NodeValue::kTexture,
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QVariant::fromValue(src)));
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job.Insert(QStringLiteral("ove_mvpmat"),
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olive::NodeValue(olive::NodeValue::kMatrix, QMatrix4x4()));
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job.SetIterations(2, QStringLiteral("ove_maintex"));
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renderer.BlitToTexture(shader, job, dst.get(), true);
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QByteArray dst_data(kSize * kSize * 4, 0);
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dst->Download(dst_data.data(), kSize * 4);
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// After two halving passes, red is 255 * 0.5 * 0.5. UNORM conversion floors
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// the intermediate value, so the result is 63 rather than 64.
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EXPECT_EQ(static_cast<uint8_t>(dst_data[0]), 63u);
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EXPECT_EQ(static_cast<uint8_t>(dst_data[1]), 0u);
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EXPECT_EQ(static_cast<uint8_t>(dst_data[2]), 0u);
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EXPECT_EQ(static_cast<uint8_t>(dst_data[3]), 255u);
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#endif
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}
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TEST(DynamicRenderBackend, VulkanUploadDownloadThreeChannel)
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{
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#ifndef OAK_ENABLE_DYNAMIC_RENDER_BACKEND
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GTEST_SKIP() << "Dynamic render backend is not enabled in this build";
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#else
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olive::DynamicRenderer renderer(QStringLiteral("vulkan"));
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ASSERT_TRUE(renderer.Load());
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OakRenderBackendInfo info = {};
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ASSERT_TRUE(renderer.GetBackendInfo(&info));
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if (info.kind != OAK_RENDER_BACKEND_VULKAN) {
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GTEST_SKIP() << "Vulkan backend is not available on this system";
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}
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ASSERT_TRUE(renderer.Init());
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renderer.PostInit();
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const int kSize = 16;
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olive::VideoParams params(kSize, kSize, olive::PixelFormat::U8,
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olive::VideoParams::kRGBChannelCount);
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olive::TexturePtr tex = renderer.CreateTexture(params);
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ASSERT_NE(tex, nullptr);
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ASSERT_FALSE(tex->IsDummy());
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QByteArray src_data(kSize * kSize * 3, 0);
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for (int i = 0; i < kSize * kSize; ++i) {
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src_data[i * 3 + 0] = static_cast<char>(255);
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src_data[i * 3 + 1] = static_cast<char>(128);
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src_data[i * 3 + 2] = static_cast<char>(64);
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}
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tex->Upload(src_data.data(), kSize * 3);
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QByteArray dst_data(kSize * kSize * 3, 0);
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tex->Download(dst_data.data(), kSize * 3);
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EXPECT_EQ(static_cast<uint8_t>(dst_data[0]), 255u);
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EXPECT_EQ(static_cast<uint8_t>(dst_data[1]), 128u);
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EXPECT_EQ(static_cast<uint8_t>(dst_data[2]), 64u);
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#endif
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}
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