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-rw-r--r--core/fpdfapi/edit/cpdf_pagecontentgenerator.cpp7
-rw-r--r--core/fpdfapi/render/cpdf_progressiverenderer.cpp4
-rw-r--r--core/fpdfapi/render/cpdf_renderstatus.cpp23
3 files changed, 9 insertions, 25 deletions
diff --git a/core/fpdfapi/edit/cpdf_pagecontentgenerator.cpp b/core/fpdfapi/edit/cpdf_pagecontentgenerator.cpp
index 10b3933742..369c2a81ff 100644
--- a/core/fpdfapi/edit/cpdf_pagecontentgenerator.cpp
+++ b/core/fpdfapi/edit/cpdf_pagecontentgenerator.cpp
@@ -68,11 +68,8 @@ void CPDF_PageContentGenerator::GenerateContent() {
// Set the default graphic state values
buf << "q\n";
- if (!m_pObjHolder->GetLastCTM().IsIdentity()) {
- CFX_Matrix reverse;
- reverse.SetReverse(m_pObjHolder->GetLastCTM());
- buf << reverse << " cm\n";
- }
+ if (!m_pObjHolder->GetLastCTM().IsIdentity())
+ buf << m_pObjHolder->GetLastCTM().GetInverse() << " cm\n";
ProcessDefaultGraphics(&buf);
// Process the page objects
diff --git a/core/fpdfapi/render/cpdf_progressiverenderer.cpp b/core/fpdfapi/render/cpdf_progressiverenderer.cpp
index 984ad75834..4ddc528342 100644
--- a/core/fpdfapi/render/cpdf_progressiverenderer.cpp
+++ b/core/fpdfapi/render/cpdf_progressiverenderer.cpp
@@ -60,9 +60,7 @@ void CPDF_ProgressiveRenderer::Continue(IFX_Pause* pPause) {
nullptr);
m_pDevice->SaveState();
m_ClipRect = CFX_FloatRect(m_pDevice->GetClipBox());
- CFX_Matrix device2object;
- device2object.SetReverse(m_pCurrentLayer->m_Matrix);
- device2object.TransformRect(m_ClipRect);
+ m_pCurrentLayer->m_Matrix.GetInverse().TransformRect(m_ClipRect);
}
CPDF_PageObjectList::iterator iter;
CPDF_PageObjectList::iterator iterEnd =
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());