修复模型自旋转，允许相机根据模型自适应距离

已知问题：加载其他ktx环境贴图会发生贴图倒置的情况

base/vulkanexamplebase.cpp

@@ -2049,7 +2049,7 @@ void VulkanExampleBase::handleMouseMove(int32_t x, int32_t y)
 		camera.translate(glm::vec3(-0.0f, 0.0f, dy * .005f * camera.movementSpeed));
 	}
 	if (mouseButtons.middle) {
-		camera.translate(glm::vec3(-dx * 0.01f, -dy * 0.01f, 0.0f));
+		camera.translate(glm::vec3(-dx * 0.01f, dy * 0.01f, 0.0f));
 	}
 	mousePos = glm::vec2((float)x, (float)y);
 }

base/vulkanexamplebase.h

@@ -113,7 +113,7 @@ public:
 	uint32_t lastFPS = 0;
 
 	struct Settings {
-		bool validation = false; // 校验层开关
+		bool validation = true; // 校验层开关
 		bool fullscreen = false; // 全屏开关
 		bool vsync = false; // 垂直同步开关
 		bool multiSampling = true; // 多重采样
@@ -121,7 +121,7 @@ public:
 		bool headless = false; // 无头开关
 		bool outputPNGimage = false;
 		bool enableSaveToImageSequeue = true; // 图片序列开关（暂时弃用）
-		uint32_t outputFrameCount = 75; // 图片序列结束帧
+		uint32_t outputFrameCount = 500; // 图片序列结束帧
 		bool takeScreenShot = false; // 截屏（暂时弃用）
 		uint32_t startFrameCount = 1; // 图片序列开始帧
 

src/render/render.cpp

@@ -196,13 +196,14 @@ PlumageRender::PlumageRender()
 	{
 		std::cout << "Loading scene from " << filename << std::endl;
 		models.scene.destroy(device);
+		
 		animationIndex = 0;
 		animationTimer = 0.0f;
 		auto tStart = std::chrono::high_resolution_clock::now();
 		models.scene.loadFromFile(filename, vulkanDevice, queue);
 		auto tFileLoad = std::chrono::duration<double, std::milli>(std::chrono::high_resolution_clock::now() - tStart).count();
 		std::cout << "Loading took " << tFileLoad << " ms" << std::endl;
-		camera.setPosition({ 0.0f, 0.0f, -1.0f });
+		camera.setPosition({ 0.0f, 0.0f, -6.0f });
 		camera.setRotation({ 0.0f, 0.0f, 0.0f });
 	}
 
@@ -684,17 +685,17 @@ PlumageRender::PlumageRender()
 			switch (target) {
 			case IRRADIANCE:
 				format = VK_FORMAT_R32G32B32A32_SFLOAT;
-				dim = 64;
+				dim = 128;
 				break;
 			case PREFILTEREDENV:
 				format = VK_FORMAT_R16G16B16A16_SFLOAT;
-				dim = 512;
+				dim = 4096;
 				break;
 			};
 
 			const uint32_t numMips = static_cast<uint32_t>(floor(log2(dim))) + 1;
 
-			// Create target cubemap
+			// Create target cubemap static_cast<uint32_t>(floor(log2(dim))) +
 			{
 				// Image
 				VkImageCreateInfo imageCI{};
@@ -1084,7 +1085,7 @@ PlumageRender::PlumageRender()
 						break;
 					case PREFILTEREDENV:
 						prefilterPushBlock.mvp = glm::perspective((float)(M_PI / 2.0), 1.0f, 0.1f, 512.0f) * matrices[f];
-						prefilterPushBlock.roughness = (float)m / (float)(numMips - 1);
+						prefilterPushBlock.roughness = 0.0;//(float)m / (float)(numMips - 1);
 						vkCmdPushConstants(cmdBuf, pipelinelayout, VK_SHADER_STAGE_VERTEX_BIT | VK_SHADER_STAGE_FRAGMENT_BIT, 0, sizeof(PrefilterPushBlock), &prefilterPushBlock);
 						break;
 					};
@@ -1211,7 +1212,7 @@ PlumageRender::PlumageRender()
 		auto tStart = std::chrono::high_resolution_clock::now();
 
 		const VkFormat format = VK_FORMAT_R16G16_SFLOAT;
-		const int32_t dim = 512;
+		const int32_t dim = 2048;
 
 		// Image
 		VkImageCreateInfo imageCI{};
@@ -1480,23 +1481,35 @@ PlumageRender::PlumageRender()
 		shaderDataScene.projection = camera.matrices.perspective;
 		shaderDataScene.view = camera.matrices.view;
 
+		float modelSize = std::max(models.scene.aabb[0][0], std::max(models.scene.aabb[1][1], models.scene.aabb[2][2]));
 		// Center and scale model
-		float scale = (1.0f / std::max(models.scene.aabb[0][0], std::max(models.scene.aabb[1][1], models.scene.aabb[2][2]))) * 0.5f;
+		float scale = (1.0f / modelSize ) * 0.5f;
 		glm::vec3 translate = -glm::vec3(models.scene.aabb[3][0], models.scene.aabb[3][1], models.scene.aabb[3][2]);
 		translate += -0.5f * glm::vec3(models.scene.aabb[0][0], models.scene.aabb[1][1], models.scene.aabb[2][2]);
 
+		camera.setPosition(glm::vec3(0, 0, -modelSize - 2));
+		
 		shaderDataScene.model = glm::mat4(1.0f);
 		shaderDataScene.model[0][0] = scale;
 		shaderDataScene.model[1][1] = scale;
 		shaderDataScene.model[2][2] = scale;
 		shaderDataScene.model = glm::translate(shaderDataScene.model, translate);
 
+		if (settings.rotateModel)
+		{
+			shaderDataScene.model = glm::mat4(1.0f);
+			shaderDataScene.model = glm::rotate(shaderDataScene.model, glm::radians(modelrot), glm::vec3(0, 1, 0));
+		}
+
+		
 		shaderDataScene.camPos = glm::vec3(
 			-camera.position.z * sin(glm::radians(camera.rotation.y)) * cos(glm::radians(camera.rotation.x)),
 			-camera.position.z * sin(glm::radians(camera.rotation.x)),
 			camera.position.z * cos(glm::radians(camera.rotation.y)) * cos(glm::radians(camera.rotation.x))
 		);
 
+		
+
 		// Skybox
 		shaderDataSkybox.projection = camera.matrices.perspective;
 		shaderDataSkybox.view = camera.matrices.view;
@@ -1510,6 +1523,7 @@ PlumageRender::PlumageRender()
 			sin(glm::radians(lightSource.rotation.y)),
 			cos(glm::radians(lightSource.rotation.x)) * cos(glm::radians(lightSource.rotation.y)),
 			0.0f);
+	
 	}
 
 	void PlumageRender::windowResized()
@@ -1530,8 +1544,7 @@ PlumageRender::PlumageRender()
 		camera.setPerspective(45.0f, (float)width / (float)height, 0.1f, 256.0f);
 		camera.rotationSpeed = 0.25f;
 		camera.movementSpeed = 0.1f;
-		camera.setPosition({ 0.0f, 0.0f, -1.0f });
+		
-		camera.setRotation({ 0.0f, 0.0f, 0.0f });
 
 		waitFences.resize(renderAhead);
 		presentCompleteSemaphores.resize(renderAhead);
@@ -2009,11 +2022,11 @@ PlumageRender::PlumageRender()
 		frameIndex += 1;
 		frameIndex %= renderAhead;
 
-		if (!paused) {
+		
 			if (settings.rotateModel) {
-				modelrot.y += frameTimer * 35.0f;
+				modelrot += frameTimer * 2.0f;
-				if (modelrot.y > 360.0f) {
+				if (modelrot > 360.0f) {
-					modelrot.y -= 360.0f;
+					modelrot -= 360.0f;
 				}
 			}
 			if ((animate) && (models.scene.animations.size() > 0)) {
@@ -2027,7 +2040,7 @@ PlumageRender::PlumageRender()
 			if (settings.rotateModel) {
 				updateUniformBuffers();
 			}
-		}
+		
 		if (camera.updated) {
 			updateUniformBuffers();
 		}

src/render/render.h

@@ -157,7 +157,7 @@ public:
 		std::string skyboxVertShaderPath = getAssetPath() + "shaders/skybox.vert.spv";
 		std::string skyboxFragShaderPath = getAssetPath() + "shaders/skybox.frag.spv";
 
-		std::string iblTexturesFilePath = getAssetPath() + "textures/hdr/gcanyon_cube.ktx";
+		std::string iblTexturesFilePath = getAssetPath() + "textures/hdr/pisa_cube.ktx";
 		//tonemapping
 		std::string tonemappingVertShaderPath = getAssetPath() + "buster_drone/shaders/glsl/genbrdflut.vert.spv";
 		std::string tonemappingEnableFragShaderPath = getAssetPath() + "buster_drone/shaders/glsl/tonemapping_enable.frag.spv";
@@ -197,7 +197,7 @@ public:
 	} filePath;
 
 	
-	glm::vec3 modelrot = glm::vec3(0.0f);
+	float modelrot = 0.0f;
 	glm::vec3 modelPos = glm::vec3(0.0f);