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authorMattes D <github@xoft.cz>2016-05-29 19:14:22 +0200
committerMattes D <github@xoft.cz>2016-05-29 19:14:22 +0200
commitbbcf2d6bd625a0a3135a17dec43475a26f7d3d72 (patch)
treeb445ccd062ef20f527f901739bbcd97847969965 /Tools/GrownBiomeGenVisualiser/GrownBiomeGenVisualiser.cpp
parentAdded GetTeamNames to cScoreboard (#3217) (diff)
parentDocs: Added TOC and GrownBiomes to generator docs. (diff)
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+
+// GrownBiomeGenVisualiser.cpp
+
+// Implements the main app entrypoint
+
+#include "Globals.h"
+#include <iostream>
+#include <fstream>
+#include <random>
+#define PROT_INT_BUFFER_SIZE (130 * 130)
+#include "Generating/ProtIntGen.h"
+
+
+
+
+
+typedef int Color[3]; // Color is an array of 3 ints
+
+
+
+
+// Forward declarations, needed for GCC and Clang:
+void log(const char * a_Fmt, ...) FORMATSTRING(1, 2);
+void outputBitmapFile(
+ const AString & a_FileName,
+ unsigned a_ImageSizeX, unsigned a_ImageSizeY,
+ const int * a_ColorIndices,
+ unsigned a_IndicesSizeX, unsigned a_IndicesSizeY,
+ const Color * a_Colors,
+ size_t a_NumColors
+);
+void initializeBiomeColors(void);
+void generateZoomLevels(int a_Seed);
+void generateSmoothLevels(int a_Seed);
+void generateExamples(int a_Seed);
+
+
+
+
+
+
+/** Color palette used for algorithm examples.
+No relevance to biomes whatsoever. */
+static const Color spectrumColors[] =
+{
+ {0, 0, 0},
+ {255, 0, 0},
+ {0, 255, 0},
+ {0, 0, 255},
+ {255, 255, 0},
+ {255, 0, 255},
+ {0, 255, 255},
+};
+
+
+
+
+
+/** Color palette used for displaying biome groups. */
+static const Color biomeGroupColors[] =
+{
+ /* bgOcean */ {0x00, 0x00, 0x70},
+ /* bgDesert */ {0xfa, 0x94, 0x18},
+ /* bgTemperate */ {0x05, 0x66, 0x21},
+ /* bgMountains */ {0x60, 0x60, 0x60},
+ /* bgIce */ {0xa0, 0xa0, 0xff},
+};
+
+
+
+
+
+/** Color palette used for outputting biome images.
+Initialized from biomeColorMap[] in initializeBiomeColors(). */
+static Color biomeColors[255];
+
+
+
+
+/** Map of biome -> color, used to initialize biomeColorMap[]. */
+static const struct
+{
+ EMCSBiome biome;
+ Color color;
+}
+biomeColorMap[] =
+{
+ { biOcean, { 0x00, 0x00, 0x70 }, },
+ { biPlains, { 0x8d, 0xb3, 0x60 }, },
+ { biDesert, { 0xfa, 0x94, 0x18 }, },
+ { biExtremeHills, { 0x60, 0x60, 0x60 }, },
+ { biForest, { 0x05, 0x66, 0x21 }, },
+ { biTaiga, { 0x0b, 0x66, 0x59 }, },
+ { biSwampland, { 0x2f, 0xff, 0xda }, },
+ { biRiver, { 0x30, 0x30, 0xaf }, },
+ { biHell, { 0x7f, 0x00, 0x00 }, },
+ { biSky, { 0x00, 0x7f, 0xff }, },
+ { biFrozenOcean, { 0xa0, 0xa0, 0xdf }, },
+ { biFrozenRiver, { 0xa0, 0xa0, 0xff }, },
+ { biIcePlains, { 0xff, 0xff, 0xff }, },
+ { biIceMountains, { 0xa0, 0xa0, 0xa0 }, },
+ { biMushroomIsland, { 0xff, 0x00, 0xff }, },
+ { biMushroomShore, { 0xa0, 0x00, 0xff }, },
+ { biBeach, { 0xfa, 0xde, 0x55 }, },
+ { biDesertHills, { 0xd2, 0x5f, 0x12 }, },
+ { biForestHills, { 0x22, 0x55, 0x1c }, },
+ { biTaigaHills, { 0x16, 0x39, 0x33 }, },
+ { biExtremeHillsEdge, { 0x7f, 0x8f, 0x7f }, },
+ { biJungle, { 0x53, 0x7b, 0x09 }, },
+ { biJungleHills, { 0x2c, 0x42, 0x05 }, },
+
+ { biJungleEdge, { 0x62, 0x8b, 0x17 }, },
+ { biDeepOcean, { 0x00, 0x00, 0x30 }, },
+ { biStoneBeach, { 0xa2, 0xa2, 0x84 }, },
+ { biColdBeach, { 0xfa, 0xf0, 0xc0 }, },
+ { biBirchForest, { 0x30, 0x74, 0x44 }, },
+ { biBirchForestHills, { 0x1f, 0x5f, 0x32 }, },
+ { biRoofedForest, { 0x40, 0x51, 0x1a }, },
+ { biColdTaiga, { 0x31, 0x55, 0x4a }, },
+ { biColdTaigaHills, { 0x59, 0x7d, 0x72 }, },
+ { biMegaTaiga, { 0x59, 0x66, 0x51 }, },
+ { biMegaTaigaHills, { 0x59, 0x66, 0x59 }, },
+ { biExtremeHillsPlus, { 0x50, 0x70, 0x50 }, },
+ { biSavanna, { 0xbd, 0xb2, 0x5f }, },
+ { biSavannaPlateau, { 0xa7, 0x9d, 0x64 }, },
+ { biMesa, { 0xd9, 0x45, 0x15 }, },
+ { biMesaPlateauF, { 0xb0, 0x97, 0x65 }, },
+ { biMesaPlateau, { 0xca, 0x8c, 0x65 }, },
+
+ // M variants:
+ { biSunflowerPlains, { 0xb5, 0xdb, 0x88 }, },
+ { biDesertM, { 0xff, 0xbc, 0x40 }, },
+ { biExtremeHillsM, { 0x88, 0x88, 0x88 }, },
+ { biFlowerForest, { 0x2d, 0x8e, 0x49 }, },
+ { biTaigaM, { 0x33, 0x8e, 0x81 }, },
+ { biSwamplandM, { 0x07, 0xf9, 0xb2 }, },
+ { biIcePlainsSpikes, { 0xb4, 0xdc, 0xdc }, },
+ { biJungleM, { 0x7b, 0xa3, 0x31 }, },
+ { biJungleEdgeM, { 0x62, 0x8b, 0x17 }, },
+ { biBirchForestM, { 0x58, 0x9c, 0x6c }, },
+ { biBirchForestHillsM, { 0x47, 0x87, 0x5a }, },
+ { biRoofedForestM, { 0x68, 0x79, 0x42 }, },
+ { biColdTaigaM, { 0x24, 0x3f, 0x36 }, },
+ { biMegaSpruceTaiga, { 0x45, 0x4f, 0x3e }, },
+ { biMegaSpruceTaigaHills, { 0x45, 0x4f, 0x4e }, },
+ { biExtremeHillsPlusM, { 0x78, 0x98, 0x78 }, },
+ { biSavannaM, { 0xe5, 0xda, 0x87 }, },
+ { biSavannaPlateauM, { 0xa7, 0x9d, 0x74 }, },
+ { biMesaBryce, { 0xff, 0x6d, 0x3d }, },
+ { biMesaPlateauFM, { 0xd8, 0xbf, 0x8d }, },
+ { biMesaPlateauM, { 0xf2, 0xb4, 0x8d }, },
+};
+
+
+
+
+
+void log(const char * a_Fmt, ...)
+{
+ AString buf;
+ va_list args;
+ va_start(args, a_Fmt);
+ AppendVPrintf(buf, a_Fmt, args);
+ va_end(args);
+ std::cout << buf << std::endl << std::flush;
+}
+
+
+
+
+
+void outputBitmapFile(
+ const AString & a_FileName,
+ unsigned a_ImageSizeX, unsigned a_ImageSizeY,
+ const int * a_ColorIndices,
+ unsigned a_IndicesSizeX, unsigned a_IndicesSizeY,
+ const Color * a_Colors,
+ size_t a_NumColors
+)
+{
+ std::ofstream f(a_FileName, std::ios::out | std::ios::binary);
+ if (!f.good())
+ {
+ log("Cannot open file %s for writing. Skipping.", a_FileName.c_str());
+ return;
+ }
+ f << "P3\r\n" << a_ImageSizeX << " " << a_ImageSizeY << "\r\n255\r\n";
+ unsigned oldIndY = 0;
+ for (unsigned y = 0; y < a_ImageSizeY; y++)
+ {
+ unsigned indY = y * a_IndicesSizeY / a_ImageSizeY;
+ if (oldIndY != indY)
+ {
+ // Output a horizontal divider line:
+ for (unsigned x = 0; x < a_ImageSizeX; x++)
+ {
+ f << "128 128 128 ";
+ }
+ f << "\r\n";
+ oldIndY = indY;
+ continue;
+ }
+ unsigned oldIndX = 0;
+ for (unsigned x = 0; x < a_ImageSizeX; x++)
+ {
+ unsigned indX = x * a_IndicesSizeX / a_ImageSizeX;
+ if (indX == oldIndX)
+ {
+ auto & color = a_Colors[a_ColorIndices[indX + a_IndicesSizeX * indY]];
+ f << color[0] << " " << color[1] << " " << color[2] << " ";
+ }
+ else
+ {
+ // vertical divider line:
+ f << "128 128 128 ";
+ }
+ oldIndX = indX;
+ }
+ f << "\r\n";
+ }
+}
+
+
+
+
+
+/** Initializes biomeColors[] using the biomeColorMap[]. */
+void initializeBiomeColors(void)
+{
+ // Initialize all colors to red, so that anything unassigned is visible:
+ for (size_t i = 0; i < ARRAYCOUNT(biomeColors); i++)
+ {
+ auto & color = biomeColors[i];
+ color[0] = 0;
+ color[1] = 0xff;
+ color[2] = 0;
+ }
+
+ // Initialize per-biome:
+ for(size_t i = 0; i < ARRAYCOUNT(biomeColorMap); i++)
+ {
+ auto & dst = biomeColors[biomeColorMap[i].biome];
+ const auto & src = biomeColorMap[i].color;
+ dst[0] = src[0];
+ dst[1] = src[1];
+ dst[2] = src[2];
+ }
+}
+
+
+
+
+
+/** Generates a series of images showing the "zoom" effect of the IntGen zoom operation.
+Each image is the same size, the integer arrays are scaled to fit the image. */
+void generateZoomLevels(int a_Seed)
+{
+ log("Generating zoom levels...");
+ const unsigned NumImages = 7; ///< Number of images to generate. The more images, the larger they will be
+ const unsigned maxArrSize = (1 << NumImages) + 1;
+ for (unsigned i = 1; i <= NumImages; i++)
+ {
+ unsigned arrSize = (1 << i) + 1; // Dimensions of the actually generated array
+ ASSERT(arrSize <= maxArrSize);
+ int workspace[maxArrSize * maxArrSize]; // Workspace for the generated array
+
+ // Chain the zoom operation as many times as the image number:
+ std::shared_ptr<cProtIntGen> gen = std::make_shared<cProtIntGenChoice>(a_Seed, static_cast<int>(ARRAYCOUNT(spectrumColors) + 1));
+ for (unsigned j = 1; j < i; j++)
+ {
+ gen = std::make_shared<cProtIntGenZoom>(a_Seed + static_cast<int>(j), gen);
+ }
+ gen->GetInts(0, 0, arrSize, arrSize, workspace);
+
+ // Output to a bitmap file:
+ AString fnam = Printf("zoomedgrown_%u.pbm", i);
+ outputBitmapFile(fnam, 257, 257, workspace, arrSize, arrSize, spectrumColors, ARRAYCOUNT(spectrumColors));
+ log(" zoom level %u complete", i);
+ } // for i - Image
+}
+
+
+
+
+
+void generateSmoothLevels(int a_Seed)
+{
+ log("Generating smooth levels...");
+ const unsigned NumImages = 7; ///< Number of images to generate. The more images, the larger they will be
+ const unsigned maxArrSize = 65; ///< Size of the underlying generated array
+
+ // Initialize the underlying generator:
+ std::shared_ptr<cProtIntGen> underlyingGen = std::make_shared<cProtIntGenChoice>(a_Seed, static_cast<int>(ARRAYCOUNT(spectrumColors) + 1));
+ for (int j = 1; j < 4; j++)
+ {
+ underlyingGen = std::make_shared<cProtIntGenZoom>(a_Seed + j, underlyingGen);
+ }
+
+ // Generate smooth levels:
+ for (unsigned i = 1; i <= NumImages; i++)
+ {
+ unsigned arrSize = maxArrSize - 2 * i; // Dimensions of the actually generated array
+ int workspace[maxArrSize * maxArrSize]; // Workspace for the generated array
+
+ // Chain the zoom operation as many times as the image number:
+ std::shared_ptr<cProtIntGen> gen = underlyingGen;
+ for (unsigned j = 1; j < i; j++)
+ {
+ gen = std::make_shared<cProtIntGenSmooth>(a_Seed, gen);
+ }
+ gen->GetInts(static_cast<int>(i), static_cast<int>(i), arrSize, arrSize, workspace);
+
+ // Output to a bitmap file:
+ AString fnam = Printf("smoothedgrown_%u.ppm", i);
+ outputBitmapFile(fnam, 257, 257, workspace, arrSize, arrSize, spectrumColors, ARRAYCOUNT(spectrumColors));
+ log(" smooth level %u complete", i);
+ } // for i - Image
+}
+
+
+
+
+
+void generateExamples(int a_Seed)
+{
+ log("Generating examples");
+
+ const int maxArrSize = 65;
+ const int inArrSize = 24;
+ const int imgSize = 256;
+
+ // Create the inputs:
+ auto in1 =
+ std::make_shared<cProtIntGenZoom >(a_Seed + 1,
+ std::make_shared<cProtIntGenAddIslands >(a_Seed + 2000, 200,
+ std::make_shared<cProtIntGenSetRandomly >(a_Seed + 9, 300, bgOcean,
+ std::make_shared<cProtIntGenZoom >(a_Seed + 2,
+ std::make_shared<cProtIntGenLandOcean >(a_Seed + 1, 30
+ )))));
+ auto in2 =
+ std::make_shared<cProtIntGenZoom >(a_Seed + 1,
+ std::make_shared<cProtIntGenBiomeGroupEdges>(in1
+ ));
+ auto in3 =
+ std::make_shared<cProtIntGenZoom >(a_Seed + 1,
+ std::make_shared<cProtIntGenZoom >(a_Seed + 2,
+ std::make_shared<cProtIntGenBiomes >(a_Seed + 3000, in2
+ )));
+ auto inAlt =
+ std::make_shared<cProtIntGenZoom >(a_Seed,
+ std::make_shared<cProtIntGenLandOcean >(a_Seed, 30
+ ));
+ auto inRiver = std::make_shared<cProtIntGenRiver>(a_Seed, in2);
+ int workspace[maxArrSize * maxArrSize];
+ in1->GetInts(0, 0, inArrSize, inArrSize, workspace);
+ outputBitmapFile("grownexample_in1.ppm", imgSize, imgSize, workspace, inArrSize, inArrSize, biomeGroupColors, ARRAYCOUNT(biomeGroupColors));
+ log(" Created example input 1");
+ in2->GetInts(0, 0, inArrSize, inArrSize, workspace);
+ outputBitmapFile("grownexample_in2.ppm", imgSize, imgSize, workspace, inArrSize, inArrSize, biomeGroupColors, ARRAYCOUNT(biomeGroupColors));
+ log(" Created example input 2");
+ in3->GetInts(0, 0, inArrSize, inArrSize, workspace);
+ outputBitmapFile("grownexample_in3.ppm", imgSize, imgSize, workspace, inArrSize, inArrSize, biomeColors, ARRAYCOUNT(biomeColors));
+ log(" Created example input 3");
+ inAlt->GetInts(0, 0, inArrSize, inArrSize, workspace);
+ outputBitmapFile("grownexample_in_alt.ppm", imgSize, imgSize, workspace, inArrSize, inArrSize, biomeGroupColors, ARRAYCOUNT(biomeGroupColors));
+ log(" Created example input alt");
+ inRiver->GetInts(0, 0, inArrSize, inArrSize, workspace);
+ outputBitmapFile("grownexample_in_river.ppm", imgSize, imgSize, workspace, inArrSize, inArrSize, biomeColors, ARRAYCOUNT(biomeColors));
+ log(" Created example input river");
+
+ // Shortcuts for colormaps used for the outputs:
+ struct ColorMap
+ {
+ const Color * colors;
+ size_t count;
+ };
+ static const ColorMap cmGroups = { biomeGroupColors, ARRAYCOUNT(biomeGroupColors) };
+ static const ColorMap cmBiomes = { biomeColors, ARRAYCOUNT(biomeColors) };
+
+ // Create the result generators:
+ struct
+ {
+ const char * name;
+ unsigned size;
+ int offset;
+ const ColorMap & colormap;
+ std::shared_ptr<cProtIntGen> gen;
+ }
+ gens[] =
+ {
+ {"add_islands", inArrSize, 0, cmGroups, std::make_shared<cProtIntGenAddIslands> (a_Seed, 400, in1)},
+ {"alt_biomes", inArrSize, 0, cmBiomes, std::make_shared<cProtIntGenAlternateBiomes>(a_Seed, inAlt, in3)},
+ {"beaches", inArrSize - 2, 1, cmBiomes, std::make_shared<cProtIntGenBeaches> (in3)},
+ {"biome_edges", inArrSize - 2, 1, cmBiomes, std::make_shared<cProtIntGenBiomeEdges> (a_Seed, in3)},
+ {"biomes", inArrSize, 0, cmBiomes, std::make_shared<cProtIntGenBiomes> (a_Seed, in2)},
+ {"grp_edges", inArrSize - 2, 0, cmGroups, std::make_shared<cProtIntGenBiomeGroupEdges>(in1)},
+ {"m_biomes", inArrSize, 0, cmBiomes, std::make_shared<cProtIntGenMBiomes> (a_Seed, inAlt, in3)},
+ {"mix_river", inArrSize, 0, cmBiomes, std::make_shared<cProtIntGenMixRivers> (in3, inRiver)},
+ {"river", inArrSize - 2, 1, cmBiomes, inRiver},
+ {"set_rnd", inArrSize, 0, cmBiomes, std::make_shared<cProtIntGenSetRandomly> (a_Seed, 500, bgOcean, in3)},
+ {"smooth", inArrSize - 2, 1, cmBiomes, std::make_shared<cProtIntGenSmooth> (a_Seed, in3)},
+ {"zoom", inArrSize * 2 - 1, 0, cmBiomes, std::make_shared<cProtIntGenZoom> (a_Seed, in3)},
+ };
+
+ // Create the outputs:
+ for (const auto & gen: gens)
+ {
+ gen.gen->GetInts(gen.offset, gen.offset, gen.size, gen.size, workspace);
+ AString fnam = Printf("grownexample_%s.ppm", gen.name);
+ outputBitmapFile(fnam, 256, 256, workspace, gen.size, gen.size, gen.colormap.colors, gen.colormap.count);
+ log(" Created example \"%s\"", gen.name);
+ } // for gen - gens[]
+
+ log("Examples generated");
+}
+
+
+
+
+
+int main(int argc, char ** argv)
+{
+ log("GrownBiomeGenVisualiser starting");
+
+ // Parse the seed from the command line, if present:
+ int seed;
+ if (argc > 1)
+ {
+ if (!StringToInteger(argv[1], seed))
+ {
+ log("Cannot parse seed from \"%s\", bailing out.", argv[1]);
+ return 1;
+ }
+ }
+ else
+ {
+ // Get a random seed:
+ std::random_device rd;
+ seed = static_cast<int>(rd());
+ }
+
+ log("Seed = %d", seed);
+
+ initializeBiomeColors();
+
+ generateZoomLevels(seed);
+ generateSmoothLevels(seed);
+ generateExamples(seed);
+
+ log("GrownBiomeGenVisualiser finished");
+ return 0;
+}
+
+
+
+