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ocornut
2015-01-22 11:03:24 +01:00
parent f1ccd32cb1
commit 70188c5623
2 changed files with 3 additions and 2 deletions
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4
imgui.cpp
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@@ -89,8 +89,8 @@
// Load texture // Load texture
unsigned char* pixels; unsigned char* pixels;
int width, height; int width, height, bytes_per_pixels;
io.Fonts->GetTexDataAsRGBA32(pixels, &width, &height); io.Fonts->GetTexDataAsRGBA32(pixels, &width, &height, &bytes_per_pixels);
// TODO: copy texture to graphics memory. // TODO: copy texture to graphics memory.
// TODO: store your texture pointer/identifier in 'io.Fonts->TexID' // TODO: store your texture pointer/identifier in 'io.Fonts->TexID'

1
imgui.h
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@@ -773,6 +773,7 @@ struct ImFontAtlas
// User is in charge of copying the pixels into graphics memory, then call SetTextureUserID() // User is in charge of copying the pixels into graphics memory, then call SetTextureUserID()
// After loading the texture into your graphic system, store your texture handle in 'TexID' (ignore if you aren't using multiple fonts nor images) // After loading the texture into your graphic system, store your texture handle in 'TexID' (ignore if you aren't using multiple fonts nor images)
// RGBA32 format is provided for convenience and high compatibility, but note that all RGB pixels are white, so 75% of the memory is wasted. // RGBA32 format is provided for convenience and high compatibility, but note that all RGB pixels are white, so 75% of the memory is wasted.
// Pitch = Width * BytesPerPixels
IMGUI_API void GetTexDataAsAlpha8(unsigned char** out_pixels, int* out_width, int* out_height, int* out_bytes_per_pixel = NULL); // 1 byte per-pixel IMGUI_API void GetTexDataAsAlpha8(unsigned char** out_pixels, int* out_width, int* out_height, int* out_bytes_per_pixel = NULL); // 1 byte per-pixel
IMGUI_API void GetTexDataAsRGBA32(unsigned char** out_pixels, int* out_width, int* out_height, int* out_bytes_per_pixel = NULL); // 4 bytes-per-pixel IMGUI_API void GetTexDataAsRGBA32(unsigned char** out_pixels, int* out_width, int* out_height, int* out_bytes_per_pixel = NULL); // 4 bytes-per-pixel
IMGUI_API void SetTexID(void* id) { TexID = id; } IMGUI_API void SetTexID(void* id) { TexID = id; }