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Generate multiple texture atlases when first atlas is full

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This commit is contained in:
Dan Paulat 2023-09-02 23:37:45 -05:00
parent 7198d1c7af
commit 9766e02f32
10 changed files with 205 additions and 141 deletions
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8
scwx-qt/source/scwx/qt/util/texture_atlas.hpp
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@ -18,6 +18,7 @@ struct TextureAttributes
{
TextureAttributes() :
valid_ {false},
layerId_ {},
position_ {},
size_ {},
sLeft_ {},
@ -27,13 +28,15 @@ struct TextureAttributes
{
}
TextureAttributes(boost::gil::point_t position,
TextureAttributes(std::size_t layerId,
boost::gil::point_t position,
boost::gil::point_t size,
float sLeft,
float sRight,
float tTop,
float tBottom) :
valid_ {true},
layerId_ {layerId},
position_ {position},
size_ {size},
sLeft_ {sLeft},
@ -44,6 +47,7 @@ struct TextureAttributes
}
bool valid_;
std::size_t layerId_;
boost::gil::point_t position_;
boost::gil::point_t size_;
float sLeft_;
@ -70,7 +74,7 @@ public:
void RegisterTexture(const std::string& name, const std::string& path);
bool CacheTexture(const std::string& name, const std::string& path);
void BuildAtlas(size_t width, size_t height);
void BuildAtlas(std::size_t width, std::size_t height);
GLuint BufferAtlas(gl::OpenGLFunctions& gl);
TextureAttributes GetTextureAttributes(const std::string& name);