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authorNicolas Pena <npm@chromium.org>2017-06-29 12:02:06 -0400
committerChromium commit bot <commit-bot@chromium.org>2017-06-29 20:50:09 +0000
commitb21f174ad87e46c823c2ef8c11682167e2d12864 (patch)
tree79c3661672cbd2f84ee835f9922231bb90a634b3 /core/fpdfapi/render/cpdf_renderstatus.cpp
parent8ce58f522e046ae3b1561d592ca7b3cd7c894731 (diff)
downloadpdfium-b21f174ad87e46c823c2ef8c11682167e2d12864.tar.xz
Change SetReverse to GetInverse in CFX_Matrix
CFX_Matrix::GetInverse is much clearer. Change-Id: Id10ab1723735332e1a78de853f28415ec3a4d834 Reviewed-on: https://pdfium-review.googlesource.com/7090 Reviewed-by: Lei Zhang <thestig@chromium.org> Commit-Queue: Nicolás Peña <npm@chromium.org>
Diffstat (limited to 'core/fpdfapi/render/cpdf_renderstatus.cpp')
-rw-r--r--core/fpdfapi/render/cpdf_renderstatus.cpp23
1 files changed, 6 insertions, 17 deletions
diff --git a/core/fpdfapi/render/cpdf_renderstatus.cpp b/core/fpdfapi/render/cpdf_renderstatus.cpp
index beeca3febe..a3b1bb8567 100644
--- a/core/fpdfapi/render/cpdf_renderstatus.cpp
+++ b/core/fpdfapi/render/cpdf_renderstatus.cpp
@@ -133,8 +133,6 @@ void DrawAxialShading(const CFX_RetainPtr<CFX_DIBitmap>& pBitmap,
float x_span = end_x - start_x;
float y_span = end_y - start_y;
float axis_len_square = (x_span * x_span) + (y_span * y_span);
- CFX_Matrix matrix;
- matrix.SetReverse(*pObject2Bitmap);
uint32_t total_results =
std::max(CountOutputs(funcs), pCS->CountComponents());
CFX_FixedBufGrow<float, 16> result_array(total_results);
@@ -160,6 +158,7 @@ void DrawAxialShading(const CFX_RetainPtr<CFX_DIBitmap>& pBitmap,
FXSYS_round(G * 255), FXSYS_round(B * 255)));
}
int pitch = pBitmap->GetPitch();
+ CFX_Matrix matrix = pObject2Bitmap->GetInverse();
for (int row = 0; row < height; row++) {
uint32_t* dib_buf = (uint32_t*)(pBitmap->GetBuffer() + row * pitch);
for (int column = 0; column < width; column++) {
@@ -202,8 +201,6 @@ void DrawRadialShading(const CFX_RetainPtr<CFX_DIBitmap>& pBitmap,
float end_x = pCoords->GetNumberAt(3);
float end_y = pCoords->GetNumberAt(4);
float end_r = pCoords->GetNumberAt(5);
- CFX_Matrix matrix;
- matrix.SetReverse(*pObject2Bitmap);
float t_min = 0;
float t_max = 1.0f;
CPDF_Array* pArray = pDict->GetArrayFor("Domain");
@@ -256,6 +253,7 @@ void DrawRadialShading(const CFX_RetainPtr<CFX_DIBitmap>& pBitmap,
bDecreasing = true;
}
}
+ CFX_Matrix matrix = pObject2Bitmap->GetInverse();
for (int row = 0; row < height; row++) {
uint32_t* dib_buf = (uint32_t*)(pBitmap->GetBuffer() + row * pitch);
for (int column = 0; column < width; column++) {
@@ -334,12 +332,8 @@ void DrawFuncShading(const CFX_RetainPtr<CFX_DIBitmap>& pBitmap,
ymax = pDomain->GetNumberAt(3);
}
CFX_Matrix mtDomain2Target = pDict->GetMatrixFor("Matrix");
- CFX_Matrix matrix;
- matrix.SetReverse(*pObject2Bitmap);
-
- CFX_Matrix reverse_matrix;
- reverse_matrix.SetReverse(mtDomain2Target);
- matrix.Concat(reverse_matrix);
+ CFX_Matrix matrix = pObject2Bitmap->GetInverse();
+ matrix.Concat(mtDomain2Target.GetInverse());
int width = pBitmap->GetWidth();
int height = pBitmap->GetHeight();
int pitch = pBitmap->GetPitch();
@@ -1056,9 +1050,7 @@ void CPDF_RenderStatus::RenderObjectList(
DebugVerifyDeviceIsPreMultiplied();
#endif
CFX_FloatRect clip_rect(m_pDevice->GetClipBox());
- CFX_Matrix device2object;
- device2object.SetReverse(*pObj2Device);
- device2object.TransformRect(clip_rect);
+ pObj2Device->GetInverse().TransformRect(clip_rect);
for (const auto& pCurObj : *pObjectHolder->GetPageObjectList()) {
if (pCurObj.get() == m_pStopObj) {
@@ -2243,11 +2235,8 @@ void CPDF_RenderStatus::DrawTilingPattern(CPDF_TilingPattern* pPattern,
if (height == 0)
height = 1;
- CFX_Matrix mtDevice2Pattern;
- mtDevice2Pattern.SetReverse(mtPattern2Device);
-
CFX_FloatRect clip_box_p(clip_box);
- mtDevice2Pattern.TransformRect(clip_box_p);
+ mtPattern2Device.GetInverse().TransformRect(clip_box_p);
int min_col = (int)ceil((clip_box_p.left - pPattern->bbox().right) /
pPattern->x_step());