tzdwindows 7
f4e10bcccc
- Added AnimationClip class with curve and keyframe management - Implemented AnimationCurve with multiple interpolation types - Created AnimationEventMarker for timeline events - Added AnimationLayer with track and clip playback support - Implemented blending modes for animation mixing - Added event system with listeners and triggers - Included utility functions for time/frame conversion - Added copy and merge functionality for clips - Implemented loop and playback control mechanisms - Added metadata support including author and description - Included UUID generation for unique identification - Added frame rate and duration management - Implemented parameter override system - Added physics system integration support
66 lines
2.0 KiB
C++
66 lines
2.0 KiB
C++
#include "pch.h"
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#include "LightSource.h"
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#include <algorithm>
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#include <cmath>
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namespace Vivid2D::util {
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// -------------------
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// 构造函数实现
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// -------------------
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// 构造函数：点光源/常规光源
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LightSource::LightSource(const glm::vec2& pos, const Color& color, float intensity)
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: position(pos),
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color(colorToVector3f(color)),
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intensity(intensity),
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m_isAmbient(false) {
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}
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// 构造函数：环境光
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LightSource::LightSource(const Color& color, float intensity)
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: position(glm::vec2(0.0f, 0.0f)), // 环境光位置通常不重要，设为 (0,0)
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color(colorToVector3f(color)),
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intensity(intensity),
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m_isAmbient(true) {
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}
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// -------------------
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// 静态工具函数实现
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// -------------------
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/**
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* 静态工具函数：将 Color 转换为 glm::vec3 (归一化到 0.0-1.0)
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*/
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glm::vec3 LightSource::colorToVector3f(const Color& color) {
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return glm::vec3(
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(float)color.r / 255.0f,
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(float)color.g / 255.0f,
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(float)color.b / 255.0f
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);
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}
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/**
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* 静态工具函数：将 glm::vec3 (0.0-1.0) 转换为 Color (0-255)
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*/
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Color LightSource::vector3fToColor(const glm::vec3& colorVec) {
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// 确保值在 [0.0, 1.0] 范围内
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float r = std::min(1.0f, std::max(0.0f, colorVec.x));
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float g = std::min(1.0f, std::max(0.0f, colorVec.y));
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float b = std::min(1.0f, std::max(0.0f, colorVec.z));
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// 转换为 0-255 整数，使用四舍五入
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int red = (int)(r * 255.0f + 0.5f);
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int green = (int)(g * 255.0f + 0.5f);
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int blue = (int)(b * 255.0f + 0.5f);
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// 确保结果在 [0, 255] 范围内
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red = std::min(255, std::max(0, red));
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green = std::min(255, std::max(0, green));
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blue = std::min(255, std::max(0, blue));
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return Color(red, green, blue);
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}
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} // namespace Vivid2D
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