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BugFix Strong data testing before setting program parameters

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This commit is contained in:
Bruno Herbelin
2024-10-13 11:02:01 +02:00
parent c867d7bdf2
commit 5a62ffe178
1 changed files with 10 additions and 4 deletions
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14
src/ImageFilter.cpp
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@@ -376,7 +376,7 @@ void ImageFilter::draw (FrameBuffer *input)
bool forced = false;
// if input changed (typically on first draw)
if (input_ != input) {
if (input_ != input || buffers_.first == nullptr || buffers_.second == nullptr) {
// keep reference to input framebuffer
input_ = input;
// create first-pass surface and shader, taking as texture the input framebuffer
@@ -499,15 +499,21 @@ void ImageFilter::updateParameters()
void ImageFilter::setProgramParameters(const std::map< std::string, float > &parameters)
{
program_.setParameters(parameters);
for (const auto &p : parameters) {
if (p.second == NAN || p.first.empty())
return;
}
program_.setParameters(parameters);
updateParameters();
}
void ImageFilter::setProgramParameter(const std::string &p, float value)
{
program_.setParameter(p, value);
if (value == NAN || p.empty())
return;
program_.setParameter(p, value);
updateParameters();
}
@@ -721,7 +727,7 @@ void BlurFilter::draw (FrameBuffer *input)
setMethod( BLUR_GAUSSIAN );
// if input changed (typically on first draw)
if (input_ != input) {
if (input_ != input || buffers_.first == nullptr || buffers_.second == nullptr) {
// keep reference to input framebuffer
input_ = input;