Directly using VirtualBox from Java #5
3 changed files with 139 additions and 15 deletions
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@ -75,7 +75,6 @@ public class DirectRenderer implements IRenderer {
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this.height=height;
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if(System.nanoTime()-lastrender<100*1000*1000)
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return;
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lastrender=System.nanoTime();
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try {
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boolean hascolor=false;
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for (int i = startindex, j = 0; i < allpixels.limit() - 4 && j < buffer.length; i += 4, j++) {
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@ -103,6 +102,8 @@ public class DirectRenderer implements IRenderer {
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|| (e.getMessage() != null && e.getMessage().equals(ex.getMessage()))))
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return;
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(ex = e).printStackTrace();
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} finally {
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lastrender = System.nanoTime(); //Even if there was an error, wait for the next render
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}
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}
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}
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@ -16,12 +16,11 @@ public interface PXCLib {
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* @param h Height of the screen
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* @param mc Total count of maps used for the screen
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*/
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void setSource(long address, int w, int h, int mc);
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void setSource(long address, int w, int h, int mcx, int mcy);
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/**
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* Updates map and returns it's content
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* @param mapnum Number of the map (0 is first)
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* @return Address of the map data
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* @return Full map data [mapc][data]
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*/
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long updateAndGetMap(short mapnum); //TODO: Only update parts that actually updated and return them per-map (flagDirty)
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byte[][] updateAndGetMap(int x, int y, int width, int height); //TODO: Only update parts that actually updated and return them per-map (flagDirty)
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}
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144
libpxc/pxc.c
144
libpxc/pxc.c
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@ -3,25 +3,149 @@
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#define MAPSIZE 128
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#if MAPSIZE>255
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#error MAPSIZE must be a short value
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#endif
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//---------------------------------------------------------------------
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// http://www.pixelbeat.org/programming/gcc/static_assert.html
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#define ct_assert(e) {enum { ct_assert_value = 1/(!!(e)) };}
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//---------------------------------------------------------------------
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typedef long long int addr;
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typedef struct { //BGRA
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int blue : 8;
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int green : 8;
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int red : 8;
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int alpha : 8;
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} Color;
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char matchColor(Color* p);
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void* image=NULL;
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const void* maps=NULL; //Per map data (1st map, second map etc.)
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void* maps=NULL; //Per map data (1st map, second map etc.)
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int width, height, mapc;
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short width, height, mapcx, mapcy;
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char* mapp=NULL; //Pointer inside the map
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Color* imgp=NULL; //Pointer inside the image
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void setSource(addr address, int w, int h, int mc) {
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void setSource(addr address, short w, short h, short mcx, short mcy) {
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ct_assert(sizeof(char)==1); //Compile-time assert
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ct_assert(sizeof(Color)==4); //Compile-time assert
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image=(void*)address;
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maps=malloc(MAPSIZE*MAPSIZE*mc); //1 byte per pixel
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width=w, height=h, mapc=mc;
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maps=malloc(MAPSIZE*MAPSIZE*mcx*mcy); //1 byte per pixel
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width=w, height=h, mapcx=mcx, mapcy=mcy;
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mapp=maps;
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}
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//May return 0
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addr updateAndGetMap(short mapnum) {
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if(mapnum<0||mapnum>=mapc) return 0; //Out of bounds
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//TODO: Converter
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//return (long)map+mapx*MAPSIZE + mapy*MAPSIZE*width; - not good, we need to order the data per map
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return (long)maps + MAPSIZE*MAPSIZE*mapnum;
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void* updateAndGetMap(int x, int y, int w, int h) { //TODO: Support the parameters
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if(image==NULL || maps==NULL) return 0;
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void* const retp = mapp;
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for(short i=0; i<MAPSIZE; i++) { //We need to jump
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for(short j=0; j<MAPSIZE; j++) {
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*mapp=matchColor(imgp);
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imgp++; //Increment by the size of color so 4
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mapp++;
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}
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imgp+=width-MAPSIZE; //Go back to the first column
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}
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imgp+=MAPSIZE; //Go to the next map, kind of - TODO: Use X and Y coords!
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if((void*)mapp - maps > MAPSIZE * MAPSIZE * mapcx * mapcy ||
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(void*)imgp - image > width * height * sizeof(Color)) {
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mapp = maps; //Start over
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imgp = image; //Start over
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} //TODO: This is only one map, do it for all of them
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return retp;
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}
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const Color colors[] = { //TODO: These should be in BGRA format, not RGB
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{0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0},
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{89, 125, 39}, {109, 153, 48}, {127, 178, 56}, {67, 94, 29},
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{174, 164, 115}, {213, 201, 140}, {247, 233, 163}, {130, 123, 86},
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{140, 140, 140}, {171, 171, 171}, {199, 199, 199}, {105, 105, 105},
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{180, 0, 0}, {220, 0, 0}, {255, 0, 0}, {135, 0, 0},
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{112, 112, 180}, {138, 138, 220}, {160, 160, 255}, {84, 84, 135},
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{117, 117, 117}, {144, 144, 144}, {167, 167, 167}, {88, 88, 88},
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{0, 87, 0}, {0, 106, 0}, {0, 124, 0}, {0, 65, 0},
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{180, 180, 180}, {220, 220, 220}, {255, 255, 255}, {135, 135, 135},
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{115, 118, 129}, {141, 144, 158}, {164, 168, 184}, {86, 88, 97},
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{106, 76, 54}, {130, 94, 66}, {151, 109, 77}, {79, 57, 40},
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{79, 79, 79}, {96, 96, 96}, {112, 112, 112}, {59, 59, 59},
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{45, 45, 180}, {55, 55, 220}, {64, 64, 255}, {33, 33, 135},
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{100, 84, 50}, {123, 102, 62}, {143, 119, 72}, {75, 63, 38},
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{180, 177, 172}, {220, 217, 211}, {255, 252, 245}, {135, 133, 129},
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{152, 89, 36}, {186, 109, 44}, {216, 127, 51}, {114, 67, 27},
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{125, 53, 152}, {153, 65, 186}, {178, 76, 216}, {94, 40, 114},
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{72, 108, 152}, {88, 132, 186}, {102, 153, 216}, {54, 81, 114},
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{161, 161, 36}, {197, 197, 44}, {229, 229, 51}, {121, 121, 27},
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{89, 144, 17}, {109, 176, 21}, {127, 204, 25}, {67, 108, 13},
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{170, 89, 116}, {208, 109, 142}, {242, 127, 165}, {128, 67, 87},
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{53, 53, 53}, {65, 65, 65}, {76, 76, 76}, {40, 40, 40},
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{108, 108, 108}, {132, 132, 132}, {153, 153, 153}, {81, 81, 81},
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{53, 89, 108}, {65, 109, 132}, {76, 127, 153}, {40, 67, 81},
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{89, 44, 125}, {109, 54, 153}, {127, 63, 178}, {67, 33, 94},
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{36, 53, 125}, {44, 65, 153}, {51, 76, 178}, {27, 40, 94},
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{72, 53, 36}, {88, 65, 44}, {102, 76, 51}, {54, 40, 27},
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{72, 89, 36}, {88, 109, 44}, {102, 127, 51}, {54, 67, 27},
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{108, 36, 36}, {132, 44, 44}, {153, 51, 51}, {81, 27, 27},
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{17, 17, 17}, {21, 21, 21}, {25, 25, 25}, {13, 13, 13},
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{176, 168, 54}, {215, 205, 66}, {250, 238, 77}, {132, 126, 40},
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{64, 154, 150}, {79, 188, 183}, {92, 219, 213}, {48, 115, 112},
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{52, 90, 180}, {63, 110, 220}, {74, 128, 255}, {39, 67, 135},
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{0, 153, 40}, {0, 187, 50}, {0, 217, 58}, {0, 114, 30},
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{91, 60, 34}, {111, 74, 42}, {129, 86, 49}, {68, 45, 25},
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{79, 1, 0}, {96, 1, 0}, {112, 2, 0}, {59, 1, 0},
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{147, 124, 113}, {180, 152, 138}, {209, 177, 161}, {110, 93, 85},
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{112, 57, 25}, {137, 70, 31}, {159, 82, 36}, {84, 43, 19},
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{105, 61, 76}, {128, 75, 93}, {149, 87, 108}, {78, 46, 57},
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{79, 76, 97}, {96, 93, 119}, {112, 108, 138}, {59, 57, 73},
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{131, 93, 25}, {160, 114, 31}, {186, 133, 36}, {98, 70, 19},
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{72, 82, 37}, {88, 100, 45}, {103, 117, 53}, {54, 61, 28},
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{112, 54, 55}, {138, 66, 67}, {160, 77, 78}, {84, 40, 41},
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{40, 28, 24}, {49, 35, 30}, {57, 41, 35}, {30, 21, 18},
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{95, 75, 69}, {116, 92, 84}, {135, 107, 98}, {71, 56, 51},
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{61, 64, 64}, {75, 79, 79}, {87, 92, 92}, {46, 48, 48},
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{86, 51, 62}, {105, 62, 75}, {122, 73, 88}, {64, 38, 46},
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{53, 43, 64}, {65, 53, 79}, {76, 62, 92}, {40, 32, 48},
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{53, 35, 24}, {65, 43, 30}, {76, 50, 35}, {40, 26, 18},
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{53, 57, 29}, {65, 70, 36}, {76, 82, 42}, {40, 43, 22},
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{100, 42, 32}, {122, 51, 39}, {142, 60, 46}, {75, 31, 24},
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{26, 15, 11}, {31, 18, 13}, {37, 22, 16}, {19, 11, 8}
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};
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//Code from Bukkit's MapPalette class
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double getDistance(Color c1, Color c2) {
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double rmean = (c1.red + c2.red) / 2.0;
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double r = c1.red - c2.red;
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double g = c1.green - c2.green;
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int b = c1.blue - c2.blue;
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double weightR = 2 + rmean / 256.0;
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double weightG = 4.0;
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double weightB = 2 + (255 - rmean) / 256.0;
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return weightR * r * r + weightG * g * g + weightB * b * b;
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}
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//Code from Bukkit's MapPalette class
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char matchColor(Color* const p) {
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Color color=*p;
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if (color.alpha < 128) return 0;
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char index = 0;
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double best = -1;
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for (short i = 4; i < sizeof(colors)/sizeof(Color); i++) {
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double distance = getDistance(color, colors[i]);
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if (distance < best || best == -1) {
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best = distance;
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index = i;
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}
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}
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// Minecraft has 143 colors, some of which have negative byte representations
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//return (byte) (index < 128 ? index : -129 + (index - 127));
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return index;
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}
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//Testing only
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