ImGuiLayer.cpp File Reference

#include "tools/viewer/ImGuiLayer.h"
#include "include/core/SkBlendMode.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkColor.h"
#include "include/core/SkImage.h"
#include "include/core/SkImageInfo.h"
#include "include/core/SkPixmap.h"
#include "include/core/SkRect.h"
#include "include/core/SkRefCnt.h"
#include "include/core/SkSamplingOptions.h"
#include "include/core/SkShader.h"
#include "include/core/SkSurface.h"
#include "include/core/SkSwizzle.h"
#include "include/core/SkVertices.h"
#include "include/private/base/SkTDArray.h"
#include "src/base/SkTime.h"
#include "tools/skui/InputState.h"
#include "tools/skui/Key.h"
#include <cstdint>

Go to the source code of this file.

Functions
static void	build_ImFontAtlas (ImFontAtlas &atlas, SkPaint &fontPaint)

Function Documentation

build_ImFontAtlas()

static void build_ImFontAtlas ( ImFontAtlas &  atlas, SkPaint &  fontPaint  )

static

Definition at line 32 of file ImGuiLayer.cpp.

                                                                      {
    int w, h;
    unsigned char* pixels;
    atlas.GetTexDataAsAlpha8(&pixels, &w, &h);
    SkImageInfo info = SkImageInfo::MakeA8(w, h);
    SkPixmap pmap(info, pixels, info.minRowBytes());
    SkMatrix localMatrix = SkMatrix::Scale(1.0f / w, 1.0f / h);
    auto fontImage = SkImages::RasterFromPixmap(pmap, nullptr, nullptr);
    auto fontShader = fontImage->makeShader(SkSamplingOptions(SkFilterMode::kLinear), localMatrix);
    fontPaint.setShader(fontShader);
    fontPaint.setColor(SK_ColorWHITE);
    atlas.TexID = &fontPaint;
}