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path: root/core/fpdfapi/page/cpdf_expintfunc.cpp
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Diffstat (limited to 'core/fpdfapi/page/cpdf_expintfunc.cpp')
-rw-r--r--core/fpdfapi/page/cpdf_expintfunc.cpp30
1 files changed, 13 insertions, 17 deletions
diff --git a/core/fpdfapi/page/cpdf_expintfunc.cpp b/core/fpdfapi/page/cpdf_expintfunc.cpp
index ac17b282a9..cb83ac2d0b 100644
--- a/core/fpdfapi/page/cpdf_expintfunc.cpp
+++ b/core/fpdfapi/page/cpdf_expintfunc.cpp
@@ -14,10 +14,7 @@
CPDF_ExpIntFunc::CPDF_ExpIntFunc()
: CPDF_Function(Type::kType2ExpotentialInterpolation) {}
-CPDF_ExpIntFunc::~CPDF_ExpIntFunc() {
- FX_Free(m_pBeginValues);
- FX_Free(m_pEndValues);
-}
+CPDF_ExpIntFunc::~CPDF_ExpIntFunc() = default;
bool CPDF_ExpIntFunc::v_Init(const CPDF_Object* pObj,
std::set<const CPDF_Object*>* pVisited) {
@@ -25,13 +22,11 @@ bool CPDF_ExpIntFunc::v_Init(const CPDF_Object* pObj,
if (!pDict)
return false;
- {
- const CPDF_Number* pExponent = ToNumber(pDict->GetObjectFor("N"));
- if (!pExponent)
- return false;
+ const CPDF_Number* pExponent = ToNumber(pDict->GetObjectFor("N"));
+ if (!pExponent)
+ return false;
- m_Exponent = pExponent->GetNumber();
- }
+ m_Exponent = pExponent->GetNumber();
const CPDF_Array* pArray0 = pDict->GetArrayFor("C0");
if (pArray0 && m_nOutputs == 0)
@@ -40,11 +35,11 @@ bool CPDF_ExpIntFunc::v_Init(const CPDF_Object* pObj,
m_nOutputs = 1;
const CPDF_Array* pArray1 = pDict->GetArrayFor("C1");
- m_pBeginValues = FX_Alloc2D(float, m_nOutputs, 2);
- m_pEndValues = FX_Alloc2D(float, m_nOutputs, 2);
+ m_BeginValues = pdfium::Vector2D<float>(m_nOutputs, 2);
+ m_EndValues = pdfium::Vector2D<float>(m_nOutputs, 2);
for (uint32_t i = 0; i < m_nOutputs; i++) {
- m_pBeginValues[i] = pArray0 ? pArray0->GetFloatAt(i) : 0.0f;
- m_pEndValues[i] = pArray1 ? pArray1->GetFloatAt(i) : 1.0f;
+ m_BeginValues[i] = pArray0 ? pArray0->GetFloatAt(i) : 0.0f;
+ m_EndValues[i] = pArray1 ? pArray1->GetFloatAt(i) : 1.0f;
}
FX_SAFE_UINT32 nOutputs = m_nOutputs;
@@ -58,11 +53,12 @@ bool CPDF_ExpIntFunc::v_Init(const CPDF_Object* pObj,
}
bool CPDF_ExpIntFunc::v_Call(const float* inputs, float* results) const {
- for (uint32_t i = 0; i < m_nInputs; i++)
+ for (uint32_t i = 0; i < m_nInputs; i++) {
for (uint32_t j = 0; j < m_nOrigOutputs; j++) {
results[i * m_nOrigOutputs + j] =
- m_pBeginValues[j] + FXSYS_pow(inputs[i], m_Exponent) *
- (m_pEndValues[j] - m_pBeginValues[j]);
+ m_BeginValues[j] + FXSYS_pow(inputs[i], m_Exponent) *
+ (m_EndValues[j] - m_BeginValues[j]);
}
+ }
return true;
}