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Copy all frames of animated bitmaps

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Struma 2021-05-03 02:18:03 -04:00 • committed by Roza
parent 66de7c1d14
commit 09e68345f4
2 changed files with 50 additions and 12 deletions
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53
src/display/bitmap.cpp
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@ -650,10 +650,42 @@ Bitmap::Bitmap(const Bitmap &other)
other.ensureNonMega();
p = new BitmapPrivate(this);
p->gl = shState->texPool().request(other.width(), other.height());
blt(0, 0, other, rect());
if (!other.isAnimated()) {
p->gl = shState->texPool().request(other.width(), other.height());
blt(0, 0, other, rect());
}
else {
p->animation.enabled = true;
p->animation.fps = other.getAnimationFPS();
p->animation.width = other.width();
p->animation.height = other.height();
p->animation.lastFrame = 0;
p->animation.loop = other.getLooping();
char *tmp = new char[p->animation.width * p->animation.height * 4];
for (const TEXFBO &frame : other.getFrames()) {
TEXFBO copyframe;
try {
copyframe = shState->texPool().request(p->animation.width, p->animation.height);
} catch(const Exception &e) {
for (TEXFBO &f : p->animation.frames)
shState->texPool().release(f);
delete tmp;
throw e;
}
// FIXME: gotta see if I can copy textures directly from one TEXFBO to the other
// I'm an idiot so I don't already know
FBO::bind(frame.fbo);
gl.ReadPixels(0,0,p->animation.width,p->animation.height,GL_RGBA,GL_UNSIGNED_BYTE,tmp);
TEX::bind(copyframe.tex);
TEX::uploadImage(p->animation.width, p->animation.height, tmp, GL_RGBA);
p->animation.frames.push_back(copyframe);
}
delete tmp;
}
}
Bitmap::~Bitmap()
@ -1797,7 +1829,7 @@ void Bitmap::play()
p->animation.play();
}
bool Bitmap::isPlaying()
bool Bitmap::isPlaying() const
{
if (!p->animation.playing)
return false;
@ -1824,7 +1856,7 @@ void Bitmap::gotoAndPlay(int frame)
p->animation.play();
}
int Bitmap::numFrames()
int Bitmap::numFrames() const
{
if (!p->animation.enabled) return 1;
return p->animation.frames.size();
@ -1964,7 +1996,12 @@ void Bitmap::setAnimationFPS(float FPS)
if (restart) p->animation.play();
}
float Bitmap::getAnimationFPS()
std::vector<TEXFBO> &Bitmap::getFrames() const
{
return p->animation.frames;
}
float Bitmap::getAnimationFPS() const
{
GUARD_MEGA;
@ -1978,7 +2015,7 @@ void Bitmap::setLooping(bool loop)
p->animation.loop = loop;
}
bool Bitmap::getLooping()
bool Bitmap::getLooping() const
{
GUARD_MEGA;

9
src/display/bitmap.h
View file

@ -123,10 +123,10 @@ public:
// Animation functions
void stop();
void play();
bool isPlaying();
bool isPlaying() const;
void gotoAndStop(int frame);
void gotoAndPlay(int frame);
int numFrames();
int numFrames() const;
int currentFrameI() const;
int addFrame(Bitmap &source, int position = -1);
@ -134,12 +134,13 @@ public:
void nextFrame();
void previousFrame();
std::vector<TEXFBO> &getFrames() const;
void setAnimationFPS(float FPS);
float getAnimationFPS();
float getAnimationFPS() const;
void setLooping(bool loop);
bool getLooping();
bool getLooping() const;
void ensureNotPlaying() const;
// ----------