添加圆心遮罩

vulkan/FaceApp.cpp

@@ -546,7 +546,7 @@ void FaceApp::setup_descriptor_set_layout()
 	VkPushConstantRange pushConstantRanges[1];
 	pushConstantRanges[0].stageFlags = VK_SHADER_STAGE_VERTEX_BIT| VK_SHADER_STAGE_FRAGMENT_BIT;
 	pushConstantRanges[0].offset = 0;
-	pushConstantRanges[0].size = sizeof(float)*3;
+	pushConstantRanges[0].size = sizeof(PushConstants);
 
 	//pushConstantRanges[1].stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT;
 	//pushConstantRanges[1].offset = sizeof(float);
@@ -691,7 +691,7 @@ void FaceApp::render(VkCommandBuffer commandBuffer, long long frameTime)
 
 	vkCmdBindDescriptorSets(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, m_pipelineLayout_bg, 0, 1, &m_descriptor_set_bg, 0, NULL);
 	vkCmdBindPipeline(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, m_graphicsPipeline_bg);
-	vkCmdPushConstants(commandBuffer, m_pipelineLayout_bg, VK_SHADER_STAGE_VERTEX_BIT, 0, sizeof(float), &myFloatValue);
+	vkCmdPushConstants(commandBuffer, m_pipelineLayout_bg, VK_SHADER_STAGE_VERTEX_BIT, 0, sizeof(pushConstants), &pushConstants);
 
 	
 
@@ -713,21 +713,21 @@ void FaceApp::render(VkCommandBuffer commandBuffer, long long frameTime)
 	//	vkCmdBindDescriptorSets(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, m_pipelineLayout, 0, 1, &m_descriptor_sets_right[_curMotionIndex], 0, NULL);
 	//}
 
-	float fsValues[3] = { myFloatValue, 0 , 0};
+	//float fsValues[3] = { myFloatValue, 0 , 0};
 	if (_curMotionIndex < _curMotions.size())
 	{
 		if (_curFrameIndex < _curMotions[_curMotionIndex].frames.size())
 		{
 			float ux = _curMotions[_curMotionIndex].frames[_curFrameIndex].x;
 			float uy = _curMotions[_curMotionIndex].frames[_curFrameIndex].y;
-			fsValues[1] = ux;
-			fsValues[2] = uy;
+			pushConstants.ux = ux;
+			pushConstants.uy = uy;
 		}
 	}
 	//fsValues[1] = 0;
 	//fsValues[2] = 360;
 
-	vkCmdPushConstants(commandBuffer, m_pipelineLayout, VK_SHADER_STAGE_VERTEX_BIT| VK_SHADER_STAGE_FRAGMENT_BIT, 0, sizeof(fsValues), &fsValues);
+	vkCmdPushConstants(commandBuffer, m_pipelineLayout, VK_SHADER_STAGE_VERTEX_BIT| VK_SHADER_STAGE_FRAGMENT_BIT, 0, sizeof(pushConstants), &pushConstants);
 	//vkCmdPushConstants(commandBuffer, m_pipelineLayout, VK_SHADER_STAGE_FRAGMENT_BIT, 0, sizeof(fsValues), fsValues);
 
 
@@ -1169,7 +1169,7 @@ void FaceApp::setup_descriptor_set_layout_bg()
 	VkPushConstantRange pushConstantRanges[1];
 	pushConstantRanges[0].stageFlags = VK_SHADER_STAGE_VERTEX_BIT;
 	pushConstantRanges[0].offset = 0;
-	pushConstantRanges[0].size = sizeof(float);
+	pushConstantRanges[0].size = sizeof(PushConstants);
 
 	pipeline_layout_create_info.pushConstantRangeCount = 1;
 	pipeline_layout_create_info.pPushConstantRanges = &pushConstantRanges[0];
@@ -1372,7 +1372,11 @@ void FaceApp::cleanup()
 void FaceApp::SetInitArg(const char* arg)
 {
 	_initArg = json::parse(arg);
-	
+	pushConstants.zoom = _initArg.zoom;
+	pushConstants.r = _initArg.r;
+	pushConstants.g = _initArg.g;
+	pushConstants.b = _initArg.b;
+	pushConstants.radius = _initArg.radius;
 }
 
 void FaceApp::drawFrame(long long frameTime)

vulkan/FaceApp.h

@@ -38,13 +38,23 @@ struct InitArg
 {
     int action_fps;
     float zoom;
+    float r;
+    float g;
+    float b;
+    float radius;
     //Motion motion;
-    NLOHMANN_DEFINE_TYPE_INTRUSIVE(InitArg, action_fps, zoom);
+    NLOHMANN_DEFINE_TYPE_INTRUSIVE(InitArg, action_fps, zoom, r, g, b, radius);
 };
 
 
 struct PushConstants {
-	float myValue;
+    float zoom = 0.5f;
+    float r = 0;
+    float g = 0;
+    float b = 0;
+    float radius = 240;
+    float ux = 0;
+    float uy = 0;
 };
 
 using Callback = std::function<void()>;
@@ -149,7 +159,8 @@ private:
     
     
 
-    float myFloatValue = 1.5f;
+    //float myFloatValue = 1.5f;
+    PushConstants pushConstants;
 
 
     

vulkan/main.cpp

@@ -150,6 +150,10 @@ int main() {
 
     init_arg.action_fps = 10;
     init_arg.zoom = 1.5f;
+    init_arg.r = 1;
+    init_arg.g = 0;
+    init_arg.b = 0;
+    init_arg.radius = 240;
 
     string json_str = json(init_arg).dump();