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Fonts: use a structure for post-processing - easier to pass things around and iterate on.

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ocornut 2024-12-11 19:21:10 +01:00
parent 553b1c301d
commit a51a26e2aa
3 changed files with 40 additions and 31 deletions
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21
imgui_internal.h
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@ -144,6 +144,7 @@ struct ImDrawListSharedData; // Data shared between all ImDrawList instan
struct ImFontAtlasRect; // Packed rectangle (same as ImTextureRect)
struct ImFontAtlasRectEntry; // Packed rectangle lookup entry
struct ImFontAtlasBuilder; // Internal storage for incrementally packing and building a ImFontAtlas
struct ImFontAtlasPostProcessData; // Data available to potential post-process functions
// ImGui
struct ImGuiBoxSelectState; // Box-selection state (currently used by multi-selection, could potentially be used by others)
@ -3658,6 +3659,22 @@ struct ImFontAtlasRectEntry
unsigned int Used : 1;
};
// Data available to potential post-process functions
struct ImFontAtlasPostProcessData
{
ImFontAtlas* FontAtlas;
ImFont* Font;
ImFontConfig* FontSrc;
ImFontGlyph* Glyph;
// Pixel data
unsigned char* Pixels;
ImTextureFormat Format;
int Pitch;
int Width;
int Height;
};
// Internal storage for incrementally packing and building a ImFontAtlas
struct stbrp_context_opaque { char data[80]; };
struct stbrp_node;
@ -3714,9 +3731,9 @@ IMGUI_API void ImFontAtlasUpdateDrawListsSharedData(ImFontAtlas* at
IMGUI_API void ImFontAtlasUpdateNewFrame(ImFontAtlas* atlas);
IMGUI_API void ImFontAtlasTextureBlockConvertAndPostProcess(ImFontAtlas* atlas, ImFont* font, ImFontConfig* src, ImFontGlyph* glyph, unsigned char* src_pixels, ImTextureFormat src_fmt, int src_pitch, unsigned char* dst, ImTextureFormat dst_fmt, int dst_pitch, int w, int h);
IMGUI_API void ImFontAtlasTextureBlockConvert(const unsigned char* src_pixels, ImTextureFormat src_fmt, int src_pitch, unsigned char* dst_pixels, ImTextureFormat dst_fmt, int dst_pitch, int w, int h);
IMGUI_API void ImFontAtlasTextureBlockPostProcessMultiply(ImFontAtlas* atlas, ImFont* font, ImFontConfig* src, ImFontGlyph* glyph, unsigned char* pixels, ImTextureFormat format, int w, int h, int pitch, float in_multiply_factor);
IMGUI_API void ImFontAtlasTextureBlockPostProcess(ImFontAtlasPostProcessData* data);
IMGUI_API void ImFontAtlasTextureBlockPostProcessMultiply(ImFontAtlasPostProcessData* data, float multiply_factor);
IMGUI_API void ImFontAtlasTextureBlockCopy(ImTextureData* src_tex, int src_x, int src_y, ImTextureData* dst_tex, int dst_x, int dst_y, int w, int h);
IMGUI_API void ImFontAtlasTextureBlockQueueUpload(ImFontAtlas* atlas, ImTextureData* tex, int x, int y, int w, int h);