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-rw-r--r--c/src/lib/libbsp/arm/nds/touchscreen/reco.c478
1 files changed, 239 insertions, 239 deletions
diff --git a/c/src/lib/libbsp/arm/nds/touchscreen/reco.c b/c/src/lib/libbsp/arm/nds/touchscreen/reco.c
index 231c1a2c81..2ebf3c89a4 100644
--- a/c/src/lib/libbsp/arm/nds/touchscreen/reco.c
+++ b/c/src/lib/libbsp/arm/nds/touchscreen/reco.c
@@ -1,239 +1,239 @@
-
-#include <nds.h>
-#include "reco.h"
-
-PA_StylusPosition PA_StylusPos[20000];
-
-PA_RecoValues PA_Reco;
-
-char PA_RecoShape[16];
-
-u8 PA_UseGraffiti = true;
-
-u8 PA_CustomReco = 0; // number of custom shapes
-PA_FormType PA_CustomShape[200];
-
-PA_RecoInfos PA_RecoInfo;
-
-PA_FormType PA_Graffiti[PA_RECOTESTS] = {
- {' ', "AAAAAAAAAAAAAAA"},
- {'a', "FGGGGGFB;:;;;;;"},
- {'b', "JJJJJIGC>:8=<62"},
- {'c', "01234689;<>?@BC"},
- {'d', "=995KJIFB?=;853"},
- {'e', "1236;>@136;=?@A"},
- {'f', "121111399998779"},
- {'g', "235689;=@CFIJEA"},
- {'h', "8999999;HFEA><:"},
- {'i', "999999999999999"},
- {'j', "999999998653100"},
- {'k', "654320NIDCA?==="},
- {'l', "999999988<AA@@@"},
- {'m', "HGGEA<;EFDA=;99"},
- {'n', "HHHIE<;;;<GIHHH"},
- {'o', "4689;<?BDFHKMO0"},
- {'p', "<KJIIIHGEB>;853"},
- {'q', "4679<?CDFHKMJBA"},
- {'r', "999IIIIGC?:53<="},
- {'s', "0235:>?>>;73100"},
- {'t', "AAAA@@@;8999999"},
- {'u', "899:;<>ACEGHHIH"},
- {'v', ";;:::::?FGGHHGF"},
- {'w', "::;=BA<<@CDEFGH"},
- {'x', ";;;;;;;;;;;;;;;"},
- {'y', ">;=AFF899974OIF"},
- {'z', ">A@@>843348?@AA"},
- {'0', "35789;=AEGHIJKM"},
- {'1', "CDEFFE988889999"},
- {'2', "GDB@>:6546>AAAA"},
- {'3', "CA>833A@=953210"},
- {'4', "55558>@A@>97778"},
- {'5', "00037:@@=;7310O"},
- {'6', "346779;>@CFKN02"},
- {'7', "AAAAAA@>9655556"},
- {'8', "37;=;71MIECCGM1"},
- {'9', "8<@CGL28<<;6311"},
- {PA_BACKSPACE, "000000000000000"},
- {PA_ENTER, "555555555555555"},
- // {'?', "FCA@><8655799::"},
- {'.', "LLLLLLLLLLLLLLL"}
-};
-
-
-
-void PA_AddStylusPos(u8 x, u8 y){
- if (!((x == PA_StylusPos[PA_Reco.nvalues-1].x) && (y == PA_StylusPos[PA_Reco.nvalues-1].y))){
- PA_StylusPos[PA_Reco.nvalues].x = x;
- PA_StylusPos[PA_Reco.nvalues].y = y;
- PA_Reco.nvalues++;
- }
-}
-
-
-void PA_StylusLine(u8 x1, u8 y1, u8 x2, u8 y2){
- int i,dx,dy,sdx,sdy,dxabs,dyabs,x,y,px,py;
-
- dx=x2-x1; /* the horizontal distance of the line */
- dy=y2-y1; /* the vertical distance of the line */
- dxabs = dx;
- sdx = 1;
- if (dx < 0) {
- dxabs = -dx;
- sdx = -1;
- }
- dyabs = dy;
- sdy = 1;
- if (dy < 0) {
- dyabs = -dy;
- sdy = -1;
- }
-
- x=dyabs>>1;
- y=dxabs>>1;
- px=x1;
- py=y1;
-
- PA_AddStylusPos(px, py);
-
-
- if (dxabs>=dyabs) {
- for(i=0;i<dxabs;i++) {
- y+=dyabs;
- if (y>=dxabs) {
- y-=dxabs;
- py+=sdy;
- }
- px+=sdx;
- PA_AddStylusPos(px, py);
- }
- }
- else {
- for(i=0;i<dyabs;i++) {
- x+=dxabs;
- if (x>=dyabs) {
- x-=dyabs;
- px+=sdx;
- }
- py+=sdy;
- PA_AddStylusPos(px, py);
- }
- }
-}
-
-
-#define PA_ShapeAddPoint(i, value){ \
- points[i] = PA_StylusPos[value]; \
- if (points[i].x < PA_RecoInfo.minX) PA_RecoInfo.minX = points[i].x; \
- else if (points[i].x > PA_RecoInfo.maxX) PA_RecoInfo.maxX = points[i].x; \
- if (points[i].y < PA_RecoInfo.minY) PA_RecoInfo.minY = points[i].y; \
- else if (points[i].y > PA_RecoInfo.maxY) PA_RecoInfo.maxY = points[i].y; }
-
-
-
-
-char PA_AnalyzeShape(void){
- s32 i;
- // for (i = 0; i < 32; i++) PA_OutputSimpleText(1, 0, i, " ");
-
- PA_StylusPosition points[17];
- for (i = 0; i < 16; i++){
- PA_ShapeAddPoint(i, (PA_Reco.nvalues*i)>>4)
- }
- PA_ShapeAddPoint(16, PA_Reco.nvalues-1)
- //points[16] = PA_StylusPos[PA_Reco.nvalues-1];
- PA_RecoInfo.endX = PA_StylusPos[PA_Reco.nvalues-1].x; // last values
- PA_RecoInfo.endY = PA_StylusPos[PA_Reco.nvalues-1].y; // last values
- PA_RecoInfo.Length = PA_Reco.nvalues; // Total length
- PA_RecoInfo.Angle = PA_GetAngle(points[0].x, points[0].y, points[16].x, points[16].y);
-
- //Better values
- if (PA_RecoInfo.minX > 1) PA_RecoInfo.minX-=2;
- if (PA_RecoInfo.maxX <254) PA_RecoInfo.maxX+=2;
- if (PA_RecoInfo.minY > 1) PA_RecoInfo.minY-=2;
- if (PA_RecoInfo.maxY <190) PA_RecoInfo.maxY+=2;
-
- u16 angles[15];
- for (i = 0; i < 15; i++) angles[i] = PA_GetAngle(points[i+2].x, points[i+2].y, points[i].x, points[i].y);
-
- for (i = 0; i < 15; i++) PA_RecoShape[i] = '0' + (((angles[i]+16)&511)>>4);
- PA_RecoShape[15] = 0;
- // printk("%s\n", PA_RecoShape);
-
- u8 letter = 0; // 0 par défaut
- s32 diff = 65000; // Diff max par défaut
-
- u8 j;
-
- if(PA_UseGraffiti){
- for (j = 0; j < PA_RECOTESTS; j++){
- s32 tempvalue = 0;
- s32 tempdiff = 0;
- for (i = 0; i < 15; i++) {
- tempvalue = (PA_RecoShape[i]-PA_Graffiti[j].code[i])&31;
- tempvalue -= (tempvalue >> 4)<<5; // normalise
- if (tempvalue < 0) tempvalue = -tempvalue;
- tempdiff += tempvalue; // value
- }
-
- if (tempdiff < diff){ // Nouvelle lettre !
- diff = tempdiff;
- letter = PA_Graffiti[j].letter;
- }
- }
- }
- if (PA_CustomReco > 0){
- for (j = 0; j < PA_CustomReco; j++){
- s32 tempvalue = 0;
- s32 tempdiff = 0;
- for (i = 0; i < 15; i++) {
- tempvalue = (PA_RecoShape[i]-PA_CustomShape[j].code[i])&31;
- tempvalue -= (tempvalue >> 4)<<5; // normalise
- if (tempvalue < 0) tempvalue = -tempvalue;
- tempdiff += tempvalue; // value
- }
-
- if (tempdiff < diff){ // Nouvelle lettre !
- diff = tempdiff;
- letter = PA_CustomShape[j].letter;
- }
- }
-
- }
- PA_RecoInfo.Difference = diff; // Difference to perfect shape
- PA_RecoInfo.Shape = letter;
-
- return letter;
-}
-
-int old_down = 0;
-
-char PA_CheckLetter(int down, int x, int y){
- if(!old_down && down){
- PA_Reco.nvalues = 0; // Start over again
- PA_Reco.oldn = 0;
- PA_Reco.veryold = 0;
-
- PA_RecoInfo.startX = PA_StylusPos[PA_Reco.nvalues].x = x; // start values
- PA_RecoInfo.startY = PA_StylusPos[PA_Reco.nvalues].y = y;
- PA_RecoInfo.minX = PA_RecoInfo.maxX = PA_RecoInfo.startX;
- PA_RecoInfo.minY = PA_RecoInfo.maxY = PA_RecoInfo.startY;
- PA_Reco.nvalues++;
- }
- else if(old_down && down) {
- PA_StylusLine(PA_StylusPos[PA_Reco.nvalues-1].x, PA_StylusPos[PA_Reco.nvalues-1].y, x, y);
-
- }
-
-
- if(old_down && !down){ // Start analyzing...
- PA_Reco.nvalues = PA_Reco.veryold;
- old_down = down;
- return PA_AnalyzeShape();
- }
- PA_Reco.veryold = PA_Reco.oldn;
- PA_Reco.oldn = PA_Reco.nvalues;
- old_down = down;
- return 0;
-}
-
-
+
+#include <nds.h>
+#include "reco.h"
+
+PA_StylusPosition PA_StylusPos[20000];
+
+PA_RecoValues PA_Reco;
+
+char PA_RecoShape[16];
+
+u8 PA_UseGraffiti = true;
+
+u8 PA_CustomReco = 0; // number of custom shapes
+PA_FormType PA_CustomShape[200];
+
+PA_RecoInfos PA_RecoInfo;
+
+PA_FormType PA_Graffiti[PA_RECOTESTS] = {
+ {' ', "AAAAAAAAAAAAAAA"},
+ {'a', "FGGGGGFB;:;;;;;"},
+ {'b', "JJJJJIGC>:8=<62"},
+ {'c', "01234689;<>?@BC"},
+ {'d', "=995KJIFB?=;853"},
+ {'e', "1236;>@136;=?@A"},
+ {'f', "121111399998779"},
+ {'g', "235689;=@CFIJEA"},
+ {'h', "8999999;HFEA><:"},
+ {'i', "999999999999999"},
+ {'j', "999999998653100"},
+ {'k', "654320NIDCA?==="},
+ {'l', "999999988<AA@@@"},
+ {'m', "HGGEA<;EFDA=;99"},
+ {'n', "HHHIE<;;;<GIHHH"},
+ {'o', "4689;<?BDFHKMO0"},
+ {'p', "<KJIIIHGEB>;853"},
+ {'q', "4679<?CDFHKMJBA"},
+ {'r', "999IIIIGC?:53<="},
+ {'s', "0235:>?>>;73100"},
+ {'t', "AAAA@@@;8999999"},
+ {'u', "899:;<>ACEGHHIH"},
+ {'v', ";;:::::?FGGHHGF"},
+ {'w', "::;=BA<<@CDEFGH"},
+ {'x', ";;;;;;;;;;;;;;;"},
+ {'y', ">;=AFF899974OIF"},
+ {'z', ">A@@>843348?@AA"},
+ {'0', "35789;=AEGHIJKM"},
+ {'1', "CDEFFE988889999"},
+ {'2', "GDB@>:6546>AAAA"},
+ {'3', "CA>833A@=953210"},
+ {'4', "55558>@A@>97778"},
+ {'5', "00037:@@=;7310O"},
+ {'6', "346779;>@CFKN02"},
+ {'7', "AAAAAA@>9655556"},
+ {'8', "37;=;71MIECCGM1"},
+ {'9', "8<@CGL28<<;6311"},
+ {PA_BACKSPACE, "000000000000000"},
+ {PA_ENTER, "555555555555555"},
+ // {'?', "FCA@><8655799::"},
+ {'.', "LLLLLLLLLLLLLLL"}
+};
+
+
+
+void PA_AddStylusPos(u8 x, u8 y){
+ if (!((x == PA_StylusPos[PA_Reco.nvalues-1].x) && (y == PA_StylusPos[PA_Reco.nvalues-1].y))){
+ PA_StylusPos[PA_Reco.nvalues].x = x;
+ PA_StylusPos[PA_Reco.nvalues].y = y;
+ PA_Reco.nvalues++;
+ }
+}
+
+
+void PA_StylusLine(u8 x1, u8 y1, u8 x2, u8 y2){
+ int i,dx,dy,sdx,sdy,dxabs,dyabs,x,y,px,py;
+
+ dx=x2-x1; /* the horizontal distance of the line */
+ dy=y2-y1; /* the vertical distance of the line */
+ dxabs = dx;
+ sdx = 1;
+ if (dx < 0) {
+ dxabs = -dx;
+ sdx = -1;
+ }
+ dyabs = dy;
+ sdy = 1;
+ if (dy < 0) {
+ dyabs = -dy;
+ sdy = -1;
+ }
+
+ x=dyabs>>1;
+ y=dxabs>>1;
+ px=x1;
+ py=y1;
+
+ PA_AddStylusPos(px, py);
+
+
+ if (dxabs>=dyabs) {
+ for(i=0;i<dxabs;i++) {
+ y+=dyabs;
+ if (y>=dxabs) {
+ y-=dxabs;
+ py+=sdy;
+ }
+ px+=sdx;
+ PA_AddStylusPos(px, py);
+ }
+ }
+ else {
+ for(i=0;i<dyabs;i++) {
+ x+=dxabs;
+ if (x>=dyabs) {
+ x-=dyabs;
+ px+=sdx;
+ }
+ py+=sdy;
+ PA_AddStylusPos(px, py);
+ }
+ }
+}
+
+
+#define PA_ShapeAddPoint(i, value){ \
+ points[i] = PA_StylusPos[value]; \
+ if (points[i].x < PA_RecoInfo.minX) PA_RecoInfo.minX = points[i].x; \
+ else if (points[i].x > PA_RecoInfo.maxX) PA_RecoInfo.maxX = points[i].x; \
+ if (points[i].y < PA_RecoInfo.minY) PA_RecoInfo.minY = points[i].y; \
+ else if (points[i].y > PA_RecoInfo.maxY) PA_RecoInfo.maxY = points[i].y; }
+
+
+
+
+char PA_AnalyzeShape(void){
+ s32 i;
+ // for (i = 0; i < 32; i++) PA_OutputSimpleText(1, 0, i, " ");
+
+ PA_StylusPosition points[17];
+ for (i = 0; i < 16; i++){
+ PA_ShapeAddPoint(i, (PA_Reco.nvalues*i)>>4)
+ }
+ PA_ShapeAddPoint(16, PA_Reco.nvalues-1)
+ //points[16] = PA_StylusPos[PA_Reco.nvalues-1];
+ PA_RecoInfo.endX = PA_StylusPos[PA_Reco.nvalues-1].x; // last values
+ PA_RecoInfo.endY = PA_StylusPos[PA_Reco.nvalues-1].y; // last values
+ PA_RecoInfo.Length = PA_Reco.nvalues; // Total length
+ PA_RecoInfo.Angle = PA_GetAngle(points[0].x, points[0].y, points[16].x, points[16].y);
+
+ //Better values
+ if (PA_RecoInfo.minX > 1) PA_RecoInfo.minX-=2;
+ if (PA_RecoInfo.maxX <254) PA_RecoInfo.maxX+=2;
+ if (PA_RecoInfo.minY > 1) PA_RecoInfo.minY-=2;
+ if (PA_RecoInfo.maxY <190) PA_RecoInfo.maxY+=2;
+
+ u16 angles[15];
+ for (i = 0; i < 15; i++) angles[i] = PA_GetAngle(points[i+2].x, points[i+2].y, points[i].x, points[i].y);
+
+ for (i = 0; i < 15; i++) PA_RecoShape[i] = '0' + (((angles[i]+16)&511)>>4);
+ PA_RecoShape[15] = 0;
+ // printk("%s\n", PA_RecoShape);
+
+ u8 letter = 0; // 0 par défaut
+ s32 diff = 65000; // Diff max par défaut
+
+ u8 j;
+
+ if(PA_UseGraffiti){
+ for (j = 0; j < PA_RECOTESTS; j++){
+ s32 tempvalue = 0;
+ s32 tempdiff = 0;
+ for (i = 0; i < 15; i++) {
+ tempvalue = (PA_RecoShape[i]-PA_Graffiti[j].code[i])&31;
+ tempvalue -= (tempvalue >> 4)<<5; // normalise
+ if (tempvalue < 0) tempvalue = -tempvalue;
+ tempdiff += tempvalue; // value
+ }
+
+ if (tempdiff < diff){ // Nouvelle lettre !
+ diff = tempdiff;
+ letter = PA_Graffiti[j].letter;
+ }
+ }
+ }
+ if (PA_CustomReco > 0){
+ for (j = 0; j < PA_CustomReco; j++){
+ s32 tempvalue = 0;
+ s32 tempdiff = 0;
+ for (i = 0; i < 15; i++) {
+ tempvalue = (PA_RecoShape[i]-PA_CustomShape[j].code[i])&31;
+ tempvalue -= (tempvalue >> 4)<<5; // normalise
+ if (tempvalue < 0) tempvalue = -tempvalue;
+ tempdiff += tempvalue; // value
+ }
+
+ if (tempdiff < diff){ // Nouvelle lettre !
+ diff = tempdiff;
+ letter = PA_CustomShape[j].letter;
+ }
+ }
+
+ }
+ PA_RecoInfo.Difference = diff; // Difference to perfect shape
+ PA_RecoInfo.Shape = letter;
+
+ return letter;
+}
+
+int old_down = 0;
+
+char PA_CheckLetter(int down, int x, int y){
+ if(!old_down && down){
+ PA_Reco.nvalues = 0; // Start over again
+ PA_Reco.oldn = 0;
+ PA_Reco.veryold = 0;
+
+ PA_RecoInfo.startX = PA_StylusPos[PA_Reco.nvalues].x = x; // start values
+ PA_RecoInfo.startY = PA_StylusPos[PA_Reco.nvalues].y = y;
+ PA_RecoInfo.minX = PA_RecoInfo.maxX = PA_RecoInfo.startX;
+ PA_RecoInfo.minY = PA_RecoInfo.maxY = PA_RecoInfo.startY;
+ PA_Reco.nvalues++;
+ }
+ else if(old_down && down) {
+ PA_StylusLine(PA_StylusPos[PA_Reco.nvalues-1].x, PA_StylusPos[PA_Reco.nvalues-1].y, x, y);
+
+ }
+
+
+ if(old_down && !down){ // Start analyzing...
+ PA_Reco.nvalues = PA_Reco.veryold;
+ old_down = down;
+ return PA_AnalyzeShape();
+ }
+ PA_Reco.veryold = PA_Reco.oldn;
+ PA_Reco.oldn = PA_Reco.nvalues;
+ old_down = down;
+ return 0;
+}
+
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-29 23:22:47 +0000