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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,178 @@ | ||
| /** This is free and unencumbered software released into the public domain. | ||
| The authors of ISIS do not claim copyright on the contents of this file. | ||
| For more details about the LICENSE terms and the AUTHORS, you will | ||
| find files of those names at the top level of this repository. **/ | ||
|
|
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| /* SPDX-License-Identifier: CC0-1.0 */ | ||
|
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| #include "algebra.h" | ||
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| #include "Cube.h" | ||
| #include "FileName.h" | ||
| #include "ProcessByLine.h" | ||
| #include "SpecialPixel.h" | ||
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| namespace Isis { | ||
|
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| /* | ||
| * Algebra | ||
| * | ||
| * This program performs simple algebra on either one or two | ||
| * cubes. The two cubes may be added, subtracted, multiplied or divided. | ||
| * | ||
| * The following equations are used: | ||
| * UNARY: out = (A * from1) + C | ||
| * ADD: out = ((from1 - D) * A) + ((from2 - E) * B) + C | ||
| * SUBTRACT: out = ((from1 - D) * A) - ((from2 - E) * B) + C | ||
| * MULTIPLY: out = ((from1 - D) * A) * ((from2 - E) * B) + C | ||
| * DIVIDE: out = ((from1 - D) * A) / ((from2 - E) * B) + C | ||
| * | ||
| * The FROM2 cube must have either one band or the same number of bands | ||
| * as the FROM cube. If the FROM2 cube has one band, then the algebraic | ||
| * formula will be applied to all bands in FROM using that single band | ||
| * in FROM2. If FROM2 is a multi-band cube, the algebra will be performed | ||
| * between corresponding bands from FROM and FROM2. | ||
| * | ||
| * @param ui UserInterface object containing parameters | ||
| */ | ||
| void algebra(UserInterface &ui) { | ||
| Cube* icube1 = new Cube(); | ||
| icube1->open(ui.GetCubeName("FROM")); | ||
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| Cube* icube2 = nullptr; | ||
| if(ui.WasEntered("FROM2")) { | ||
| icube2 = new Cube(); | ||
| icube2->open(ui.GetCubeName("FROM2")); | ||
| } | ||
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| algebra(icube1, ui, icube2); | ||
| } | ||
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|
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| /* | ||
| * Algebra | ||
| * | ||
| * This program performs simple algebra on either one or two | ||
| * cubes. The two cubes may be added, subtracted, multiplied or divided. | ||
| * | ||
| * The following equations are used: | ||
| * UNARY: out = (A * from1) + C | ||
| * ADD: out = ((from1 - D) * A) + ((from2 - E) * B) + C | ||
| * SUBTRACT: out = ((from1 - D) * A) - ((from2 - E) * B) + C | ||
| * MULTIPLY: out = ((from1 - D) * A) * ((from2 - E) * B) + C | ||
| * DIVIDE: out = ((from1 - D) * A) / ((from2 - E) * B) + C | ||
| * | ||
| * The FROM2 cube must have either one band or the same number of bands | ||
| * as the FROM cube. If the FROM2 cube has one band, then the algebraic | ||
| * formula will be applied to all bands in FROM using that single band | ||
| * in FROM2. If FROM2 is a multi-band cube, the algebra will be performed | ||
| * between corresponding bands from FROM and FROM2. | ||
| * | ||
| * @param icube1 Cube* input cube1 | ||
| * @param ui UserInterface object containing parameters | ||
| * @param icube2 Cube* input cube2; optional second input cube | ||
| */ | ||
| void algebra(Cube* icube1, UserInterface &ui, Cube* icube2) { | ||
|
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| // Processing by line | ||
| ProcessByLine p; | ||
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| // Set input cubes and attributes into ProcessByLine p | ||
| CubeAttributeInput inatts1 = ui.GetInputAttribute("FROM"); | ||
| CubeAttributeInput inatts2; | ||
| p.SetInputCube(icube1->fileName(), inatts1); | ||
| if(icube2 != nullptr) { | ||
| inatts2 = ui.GetInputAttribute("FROM2"); | ||
| p.SetInputCube(icube2->fileName(), inatts2); | ||
| } | ||
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| // Set output cube and attributes into ProcessByLine p | ||
| QString outCubeFname = ui.GetCubeName("TO"); | ||
| CubeAttributeOutput &outatts = ui.GetOutputAttribute("TO"); | ||
| p.SetOutputCube(outCubeFname, outatts); | ||
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| // Get the coefficients | ||
| double Isisa = ui.GetDouble("A"); | ||
| double Isisb = ui.GetDouble("B"); | ||
| double Isisc = ui.GetDouble("C"); | ||
| double Isisd = ui.GetDouble("D"); | ||
| double Isise = ui.GetDouble("E"); | ||
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| QString op = ui.GetString("OPERATOR"); | ||
|
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| //***************************************** | ||
| // Lambda functions to perform operations * | ||
| //***************************************** | ||
|
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| // operatorProcess for add, subtract, multiply, divide | ||
| auto operatorProcess = [&](std::vector<Buffer *> &in, std::vector<Buffer *> &out)->void { | ||
| Buffer &inp1 = *in[0]; | ||
| Buffer &inp2 = *in[1]; | ||
| Buffer &outp = *out[0]; | ||
|
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| // Loop for each pixel in the line | ||
| // Special pixel propagation: | ||
| // 1) special pixels in inp1 propagate to output cube unchanged | ||
| // 2) if inp1 is not special and inp2 is, the output pixel is set to Null | ||
| for(int i = 0; i < inp1.size(); i++) { | ||
| if(IsSpecial(inp1[i])) { | ||
| outp[i] = inp1[i]; | ||
| } | ||
| else if(IsSpecial(inp2[i])) { | ||
| outp[i] = NULL8; | ||
| } | ||
| else { | ||
| double operand1 = (inp1[i] - Isisd) * Isisa; | ||
| double operand2 = (inp2[i] - Isise) * Isisb; | ||
| if(op == "ADD") { | ||
| outp[i] = (operand1 + operand2) + Isisc; | ||
| } | ||
| if(op == "SUBTRACT") { | ||
| outp[i] = (operand1 - operand2) + Isisc; | ||
| } | ||
| if(op == "MULTIPLY") { | ||
| outp[i] = (operand1 * operand2) + Isisc; | ||
| } | ||
| if(op == "DIVIDE") { | ||
| if((inp2[i] - Isise) * Isisb == 0.0) { | ||
| outp[i] = NULL8; | ||
| } | ||
| else { | ||
| outp[i] = (operand1 / operand2) + Isisc; | ||
| } | ||
| } | ||
| } | ||
| } | ||
| }; | ||
|
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| // Unary process | ||
| auto unaryProcess = [&](Buffer &in, Buffer &out)->void { | ||
| // Loop for each pixel in the line. | ||
| // Special pixels propagate directly to output | ||
| for(int i = 0; i < in.size(); i++) { | ||
| if(IsSpecial(in[i])) { | ||
| out[i] = in[i]; | ||
| } | ||
| else { | ||
| out[i] = in[i] * Isisa + Isisc; | ||
| } | ||
| } | ||
| }; | ||
|
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| //***************************************** | ||
| // End Lambda functions * | ||
| //***************************************** | ||
|
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| // Start processing based on the operator | ||
| if(op == "UNARY") { | ||
| p.ProcessCube(unaryProcess); | ||
| } | ||
| else { | ||
| p.ProcessCubes(operatorProcess); // add, subtract, multiply, divide | ||
| } | ||
|
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| p.EndProcess(); | ||
| } | ||
| } | ||
|
|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| /** This is free and unencumbered software released into the public domain. | ||
| The authors of ISIS do not claim copyright on the contents of this file. | ||
| For more details about the LICENSE terms and the AUTHORS, you will | ||
| find files of those names at the top level of this repository. **/ | ||
|
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||
| /* SPDX-License-Identifier: CC0-1.0 */ | ||
|
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| #ifndef algebra_h | ||
| #define algebra_h | ||
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| #include "UserInterface.h" | ||
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| namespace Isis{ | ||
| extern void algebra(UserInterface &ui); | ||
| extern void algebra(Cube* icube1, UserInterface &ui, Cube* icube2=nullptr); | ||
| } | ||
|
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| #endif |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,146 +1,21 @@ | ||
| #include "Isis.h" | ||
| #include "ProcessByBrick.h" | ||
| #include "ProcessByLine.h" | ||
| #include "SpecialPixel.h" | ||
| #include "IException.h" | ||
|
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| using namespace std; | ||
| using namespace Isis; | ||
| /** This is free and unencumbered software released into the public domain. | ||
| void add(vector<Buffer *> &in, | ||
| vector<Buffer *> &out); | ||
| void sub(vector<Buffer *> &in, | ||
| vector<Buffer *> &out); | ||
| void mult(vector<Buffer *> &in, | ||
| vector<Buffer *> &out); | ||
| void divide(vector<Buffer *> &in, | ||
| vector<Buffer *> &out); | ||
| void unaryFunction(Buffer &in, Buffer &out); | ||
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| double Isisa, Isisb, Isisc, Isisd, Isise; | ||
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| void IsisMain() { | ||
| std::cout << "algebra - got to main...\n"; | ||
| The authors of ISIS do not claim copyright on the contents of this file. | ||
| For more details about the LICENSE terms and the AUTHORS, you will | ||
| find files of those names at the top level of this repository. **/ | ||
|
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| // We will be processing by line | ||
| ProcessByLine p; | ||
|
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| // Setup the input and output files | ||
| UserInterface &ui = Application::GetUserInterface(); | ||
| // Setup the input and output cubes | ||
| p.SetInputCube("FROM"); | ||
| if(ui.WasEntered("FROM2")) p.SetInputCube("FROM2"); | ||
| p.SetOutputCube("TO"); | ||
|
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| // Get the coefficients | ||
| Isisa = ui.GetDouble("A"); | ||
| Isisb = ui.GetDouble("B"); | ||
| Isisc = ui.GetDouble("C"); | ||
| Isisd = ui.GetDouble("D"); | ||
| Isise = ui.GetDouble("E"); | ||
|
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| // Start the processing based on the operator | ||
| QString op = ui.GetString("OPERATOR"); | ||
| if(op == "ADD") p.ProcessCubes(&add); | ||
| if(op == "SUBTRACT") p.ProcessCubes(&sub); | ||
| if(op == "MULTIPLY") p.ProcessCubes(&mult); | ||
| if(op == "DIVIDE") p.ProcessCubes(÷); | ||
| if(op == "UNARY") p.ProcessCube(&unaryFunction); | ||
| } | ||
| /* SPDX-License-Identifier: CC0-1.0 */ | ||
|
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| // Add routine | ||
| void add(vector<Buffer *> &in, vector<Buffer *> &out) { | ||
| Buffer &inp1 = *in[0]; | ||
| Buffer &inp2 = *in[1]; | ||
| Buffer &outp = *out[0]; | ||
| // Loop for each pixel in the line. | ||
| for(int i = 0; i < inp1.size(); i++) { | ||
| if(IsSpecial(inp1[i])) { | ||
| outp[i] = inp1[i]; | ||
| } | ||
| else if(IsSpecial(inp2[i])) { | ||
| outp[i] = NULL8; | ||
| } | ||
| else { | ||
| outp[i] = ((inp1[i] - Isisd) * Isisa) + ((inp2[i] - Isise) * Isisb) + Isisc; | ||
| } | ||
| } | ||
| } | ||
|
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| // Sub routine | ||
| void sub(vector<Buffer *> &in, vector<Buffer *> &out) { | ||
| Buffer &inp1 = *in[0]; | ||
| Buffer &inp2 = *in[1]; | ||
| Buffer &outp = *out[0]; | ||
|
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| // Loop for each pixel in the line. | ||
| for(int i = 0; i < inp1.size(); i++) { | ||
| if(IsSpecial(inp1[i])) { | ||
| outp[i] = inp1[i]; | ||
| } | ||
| else if(IsSpecial(inp2[i])) { | ||
| outp[i] = NULL8; | ||
| } | ||
| else { | ||
| outp[i] = ((inp1[i] - Isisd) * Isisa) - ((inp2[i] - Isise) * Isisb) + Isisc; | ||
| } | ||
| } | ||
| } | ||
| #include "Isis.h" | ||
|
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| // Sub routine | ||
| void mult(vector<Buffer *> &in, vector<Buffer *> &out) { | ||
| Buffer &inp1 = *in[0]; | ||
| Buffer &inp2 = *in[1]; | ||
| Buffer &outp = *out[0]; | ||
| #include "algebra.h" | ||
|
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| // Loop for each pixel in the line. | ||
| for(int i = 0; i < inp1.size(); i++) { | ||
| if(IsSpecial(inp1[i])) { | ||
| outp[i] = inp1[i]; | ||
| } | ||
| else if(IsSpecial(inp2[i])) { | ||
| outp[i] = NULL8; | ||
| } | ||
| else { | ||
| outp[i] = ((inp1[i] - Isisd) * Isisa) * ((inp2[i] - Isise) * Isisb) + Isisc; | ||
| } | ||
| } | ||
| } | ||
| #include "Application.h" | ||
|
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| // Div routine | ||
| void divide(vector<Buffer *> &in, vector<Buffer *> &out) { | ||
| Buffer &inp1 = *in[0]; | ||
| Buffer &inp2 = *in[1]; | ||
| Buffer &outp = *out[0]; | ||
| using namespace Isis; | ||
|
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| // Loop for each pixel in the line. | ||
| for(int i = 0; i < inp1.size(); i++) { | ||
| if(IsSpecial(inp1[i])) { | ||
| outp[i] = inp1[i]; | ||
| } | ||
| else if(IsSpecial(inp2[i])) { | ||
| outp[i] = NULL8; | ||
| } | ||
| else { | ||
| if((inp2[i] - Isise) * Isisb == 0.0) { | ||
| outp[i] = NULL8; | ||
| } | ||
| else { | ||
| outp[i] = ((inp1[i] - Isisd) * Isisa) / ((inp2[i] - Isise) * Isisb) + Isisc; | ||
| } | ||
| } | ||
| } | ||
| void IsisMain() { | ||
| UserInterface &ui = Application::GetUserInterface(); | ||
| algebra(ui); | ||
| } | ||
|
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| // Unary routine | ||
| void unaryFunction(Buffer &in, Buffer &out) { | ||
| // Loop for each pixel in the line. | ||
| for(int i = 0; i < in.size(); i++) { | ||
| if(IsSpecial(in[i])) { | ||
| out[i] = in[i]; | ||
| } | ||
| else { | ||
| out[i] = in[i] * Isisa + Isisc; | ||
| } | ||
| } | ||
| } |
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