src/m/m3d/m_fanm.cpp


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133

#include "m/m3d/m_fanm.h"

namespace m3d {

fanm_c::fanm_c() {
    mEndFrame = 0.0f;
    mCurrentFrame = 0.0f;
    mPlayState = 0.0f;
}
fanm_c::~fanm_c() {}

void fanm_c::play() {
    f32 frame = mpAnmObj->GetFrame();
    f32 rate = mpAnmObj->GetUpdateRate();
    bool rateWasNegative = rate < 0.0f;
    if (rateWasNegative) {
        rate *= -1.0f;
    }
    mCurrentFrame = frame;

    f32 newFrame;
    if (rateWasNegative || (mPlayState & 2)) {
        if (frame >= rate + mStartFrame) {
            newFrame = frame - rate;
        } else if ((mPlayState & 1) == 0) {
            newFrame = frame + ((mEndFrame - rate) - mStartFrame);
        } else {
            newFrame = mStartFrame;
        }
    } else {
        newFrame = frame + rate;
        if ((mPlayState & 1) == 0) {
            if (newFrame >= mEndFrame) {
                newFrame = newFrame - mEndFrame;
            }
        } else {
            f32 t = mEndFrame - 1.0f;
            if (newFrame >= t) {
                newFrame = t;
            }
        }
    }

    mpAnmObj->SetFrame(newFrame);
}

void fanm_c::set(f32 startFrame, playMode_e mode, f32 updateRate, f32 currentFrame) {
    if (currentFrame < 0.0f) {
        currentFrame = startFrame;
        if (mode == PLAY_MODE_1) {
            currentFrame = 0.0f;
        } else {
            currentFrame -= 1.0f;
        }
    }

    mEndFrame = startFrame;
    mStartFrame = 0.0f;
    mpAnmObj->SetFrame(currentFrame);
    mpAnmObj->SetUpdateRate(updateRate);
    mPlayState = (u8)mode;
    mCurrentFrame = currentFrame;
}

void fanm_c::set2(f32 startFrame, playMode_e mode, f32 endFrame, f32 rate, f32 currentFrame) {
    if (currentFrame < 0.0f) {
        currentFrame = rate < 0.0f ? endFrame - 1.0f : startFrame;
    }

    mStartFrame = startFrame;
    mEndFrame = endFrame;
    mpAnmObj->SetFrame(currentFrame);
    mpAnmObj->SetUpdateRate(rate);
    mPlayState = (u8)mode;
    mCurrentFrame = currentFrame;
}

// assumed name
void fanm_c::setFrameOnly(f32 frame) {
    banm_c::setFrameOnly(frame);
    mCurrentFrame = frame;
}

bool fanm_c::isStop() const {
    f32 frame = mpAnmObj->GetFrame();
    f32 rate = mpAnmObj->GetUpdateRate();
    if (rate < 0.0f || mPlayState == PLAY_MODE_3) {
        return frame <= mStartFrame;
    } else if (mPlayState == PLAY_MODE_1) {
        return frame >= mEndFrame - 1.0f;
    }
    return false;
}

bool fanm_c::checkFrame(f32 frame) const {
    f32 stored = mpAnmObj->GetFrame();
    if (mCurrentFrame == stored) {
        return stored == frame;
    }

    f32 rate = mpAnmObj->GetUpdateRate();
    if (rate < 0.0f || (mPlayState & 2)) {
        if (mCurrentFrame > stored) {
            if (mCurrentFrame > frame && stored <= frame) {
                return true;
            }
        } else if (frame < mCurrentFrame || frame >= stored) {
            return true;
        }
    } else {
        if (mCurrentFrame < stored) {
            if (mCurrentFrame < frame && stored >= frame) {
                return true;
            }
        } else if (frame > mCurrentFrame || frame <= stored) {
            return true;
        }
    }

    return false;
}

bool fanm_c::unk_802EAE70() const {
    f32 frame = mpAnmObj->GetFrame();
    f32 rate = mpAnmObj->GetUpdateRate();
    if (rate < 0.0f || (mPlayState & 2)) {
        return mCurrentFrame < frame;
    } else {
        return mCurrentFrame > frame;
    }
}

} // namespace m3d