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| author | Dan Sinclair <dsinclair@chromium.org> | 2016-02-23 16:31:44 -0500 |
|---|---|---|
| committer | Dan Sinclair <dsinclair@chromium.org> | 2016-02-23 16:31:44 -0500 |
| commit | 435604d371de48044ae6c1567479b34e0d93e298 (patch) | |
| tree | de6a27714d545afc11d83283b79acb17477f5b7d /core/src/fpdfapi | |
| parent | affe4b09575b297747e66bd0b807d2b1b04822fe (diff) | |
| download | pdfium-435604d371de48044ae6c1567479b34e0d93e298.tar.xz | |
Remove FXSYS_MulDiv(a, b, c).
This is a wrapper which does (a) * (b) / (c). Inline the operations.
R=thestig@chromium.org
Review URL: https://codereview.chromium.org/1726893002 .
Diffstat (limited to 'core/src/fpdfapi')
| -rw-r--r-- | core/src/fpdfapi/fpdf_render/fpdf_render_pattern.cpp | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render_pattern.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render_pattern.cpp index 43ce995f05..4ad6f81d5e 100644 --- a/core/src/fpdfapi/fpdf_render/fpdf_render_pattern.cpp +++ b/core/src/fpdfapi/fpdf_render/fpdf_render_pattern.cpp @@ -319,7 +319,7 @@ FX_BOOL _GetScanlineIntersect(int y, return FALSE; } } - x = x1 + FXSYS_MulDiv(x2 - x1, y - y1, y2 - y1); + x = x1 + ((x2 - x1) * (y - y1) / (y2 - y1)); return TRUE; } static void DrawGouraud(CFX_DIBitmap* pBitmap, @@ -355,15 +355,11 @@ static void DrawGouraud(CFX_DIBitmap* pBitmap, if (!bIntersect) { continue; } - r[nIntersects] = - vertex1.r + FXSYS_MulDiv(vertex2.r - vertex1.r, y - vertex1.y, - vertex2.y - vertex1.y); - g[nIntersects] = - vertex1.g + FXSYS_MulDiv(vertex2.g - vertex1.g, y - vertex1.y, - vertex2.y - vertex1.y); - b[nIntersects] = - vertex1.b + FXSYS_MulDiv(vertex2.b - vertex1.b, y - vertex1.y, - vertex2.y - vertex1.y); + + FX_FLOAT y_dist = (y - vertex1.y) / (vertex2.y - vertex1.y); + r[nIntersects] = vertex1.r + ((vertex2.r - vertex1.r) * y_dist); + g[nIntersects] = vertex1.g + ((vertex2.g - vertex1.g) * y_dist); + b[nIntersects] = vertex1.b + ((vertex2.b - vertex1.b) * y_dist); nIntersects++; } if (nIntersects != 2) { |