1084bf14211e7e4ace072d7a213672f3a8f98be1
kate
  Fri Jul 24 17:30:21 2015 -0700
Scale wrt all genes, not just those in window.  We now save the max tissue median score in the gtexInfo table. refs #15645

diff --git src/hg/hgTracks/gtexTracks.c src/hg/hgTracks/gtexTracks.c
index c4d9df3..9cfb0a7 100644
--- src/hg/hgTracks/gtexTracks.c
+++ src/hg/hgTracks/gtexTracks.c
@@ -1,503 +1,505 @@
 /* GTEX tracks  */
 
 /* Copyright (C) 2015 The Regents of the University of California 
  * See README in this or parent directory for licensing information. */
 
 #include "common.h"
 #include "hgTracks.h"
 #include "hvGfx.h"
 #include "rainbow.h"
+#include "gtexInfo.h"
 #include "gtexGeneBed.h"
 #include "gtexTissue.h"
 #include "gtexUi.h"
 
 #define WIN_MAX_GRAPH 20000
 #define MAX_GRAPH_HEIGHT 100
 #define MAX_BAR_WIDTH 5
 #define MAX_GRAPH_PADDING 2
 
 #define WIN_MED_GRAPH 500000
 #define MED_GRAPH_HEIGHT 60
 #define MED_BAR_WIDTH 3
 #define MED_GRAPH_PADDING 1
 
 #define MIN_GRAPH_HEIGHT 20
 #define MIN_BAR_WIDTH 1
 #define MIN_GRAPH_PADDING 0
 
 #define MARGIN_WIDTH 1
 
 //#define GENCODE_CODING_COLOR 0x0c0c78    // rgb(12,12,120)
 //#define GENCODE_NONCODING_COLOR 0x006400 // rgb(0,100,0)
 //#define GENCODE_PROBLEM_COLOR 0xfe000  //rgb(254,0,0)  
 
 #define GENCODE_CODING_COLOR "12,12,120"
 #define GENCODE_NONCODING_COLOR "0,100,0"
 #define GENCODE_PROBLEM_COLOR "254,0,0"
 
 #define UNKNOWN_COLOR "1,1,1"
 
 static struct statusColors
     {
     Color coding;
     Color nonCoding;
     Color problem;
     Color unknown;
     } statusColors = {0,0,0};
 
 static int findColorIx(struct hvGfx *hvg, char *rgb)
 {
 unsigned char red, green, blue;
 parseColor(rgb, &red, &green, &blue);
 return (hvGfxFindColorIx(hvg, red, green, blue));
 //return MAKECOLOR_32(red, green, blue);
 }
 
 static void initGeneColors(struct hvGfx *hvg)
 {
 if (statusColors.coding != 0)
     return;
 statusColors.coding = findColorIx(hvg, GENCODE_CODING_COLOR);
 statusColors.nonCoding = findColorIx(hvg, GENCODE_NONCODING_COLOR);
 statusColors.problem = findColorIx(hvg, GENCODE_PROBLEM_COLOR);
 statusColors.unknown = findColorIx(hvg, UNKNOWN_COLOR);
 }
 
 static int gtexBarWidth()
 {
 int winSize = winEnd - winStart;
 if (winSize < WIN_MAX_GRAPH)
     return MAX_BAR_WIDTH;
 else if (winSize < WIN_MED_GRAPH)
     return MED_BAR_WIDTH;
 else
     return MIN_BAR_WIDTH;
 }
 
 static int gtexGraphPadding()
 {
 int winSize = winEnd - winStart;
 if (winSize < WIN_MAX_GRAPH)
     return MAX_GRAPH_PADDING;
 else if (winSize < WIN_MED_GRAPH)
     return MED_GRAPH_PADDING;
 else
     return MIN_GRAPH_PADDING;
 }
 
 static int gtexGraphHeight()
 {
 int winSize = winEnd - winStart;
 if (winSize < WIN_MAX_GRAPH)
     return MAX_GRAPH_HEIGHT;
 else if (winSize < WIN_MED_GRAPH)
     return MED_GRAPH_HEIGHT;
 else
     return MIN_GRAPH_HEIGHT;
 }
 
 static int gtexGraphWidth(struct gtexGeneBed *gtex)
 /* Width of GTEx graph in pixels */
 {
 int barWidth = gtexBarWidth();
 int padding = gtexGraphPadding();
 int count = gtex->expCount;
 return (barWidth * count) + (padding * (count-1));
 }
 
 
 static int valToHeight(double val, double maxVal, int maxHeight)
 /* Convert a value from 0 to maxVal to 0 to maxHeight-1 */
 {
-double scaled = val/maxVal;
+// FIXME:  This sort of works.  Seems to be dropping some tho. e.g. check MRAP lung
+if (val == 0.0)
+    return 0;
+// smallest counts are 1x10e-3, translate to counter negativity
+double scaled = (log10(val)+3.001)/(log10(maxVal)+3.001);
+if (scaled < 0)
+    warn("scaled=%f\n", scaled);
+//uglyf("%.2f -> %.2f height %d", val, scaled, (int)scaled * (maxHeight-1));
 return (scaled * (maxHeight-1));
 }
 
+// TODO: whack this
 static int valToY(double val, double maxVal, int maxHeight)
 /* Convert a value from 0 to maxVal to 0 to height-1 */
 {
-double scaled = val/maxVal;
+if (val == 0.0)
+    return 0;
+double scaled = (log10(val)+3.001)/(log10(maxVal)+3.001);
+if (scaled < 0)
+    warn("scaled=%f\n", scaled);
 int y = scaled * (maxHeight);
+//uglyf("%.2f -> %.2f height %d", val, scaled, (int)scaled * (maxHeight-1));
 return (maxHeight-1) - y;
-
-//int y = scaled * (height-1);
-//return (height - 1) - y;
 }
 
 struct gtexGeneExtras 
     {
-    double maxExp; // TODO: remove this local normalization factor
+    double maxMedian;
     char *graphType;
     boolean isComparison;
     };
 
 /* Cache tissue metadata */
 
 struct gtexTissue *getGtexTissues()
 /* Get tissue metadata from database */
 {
 static struct gtexTissue *gtexTissues = NULL;
 if (gtexTissues == NULL)
     {
     char query[1024];
     struct sqlConnection *conn = sqlConnect("hgFixed");
     sqlSafef(query, sizeof(query), "select * from gtexTissue order by id");
     gtexTissues = gtexTissueLoadByQuery(conn, query);
     }
 return gtexTissues;
 }
 
 struct rgbColor *getGtexTissueColors()
 /* Get RGB colors from tissue table */
 {
 struct gtexTissue *tissues = getGtexTissues();
 struct gtexTissue *tissue = NULL;
 int count = slCount(tissues);
 struct rgbColor *colors;
 AllocArray(colors, count);
 int i = 0;
 for (tissue = tissues; tissue != NULL; tissue = tissue->next)
     {
     // TODO: reconcile 
     colors[i] = (struct rgbColor){.r=COLOR_32_BLUE(tissue->color), .g=COLOR_32_GREEN(tissue->color), .b=COLOR_32_RED(tissue->color)};
     //colors[i] = mgColorIxToRgb(NULL, tissue->color);
     i++;
     }
 return colors;
 }
 
 static int gtexGraphX(struct gtexGeneBed *gtex)
 /* Locate graph on X, relative to viewport. Return -1 if it won't fit */
 {
 int start = max(gtex->chromStart, winStart);
 //int end = min(gtex->chromEnd, winEnd);
 //if (start > end)
     //return -1;
 double scale = scaleForWindow(insideWidth, winStart, winEnd);
 int x1 = round((start - winStart) * scale);
 //int x2 = round((end - winStart) * scale);
 //int width = gtexGraphWidth(gtex);
 //if (x1 + width > x2)
     //return -1;
 return x1;
 }
 
 static int gtexGeneHeight()
 {
     return 8; 
 }
 
 static int gtexGeneMargin()
 {
     return 1;
 }
 
 static struct gtexGeneBed *loadComputedMedians(struct gtexGeneBed *geneBed, char *graphType)
 /* Compute medians based on graph type.  Returns a list of 2 for comparison graph types */
 /* TODO: add support for filter function */
 {
 /* FIXME: dummy load of two for display implementation */
 struct gtexGeneBed *medians = NULL, *medians2 = NULL;
 AllocVar(medians);
 /* TODO: move to lib */
 medians->expCount = geneBed->expCount;
 AllocArray(medians->expScores, medians->expCount);
 int i;
 for (i = 0; i < medians->expCount; ++i)
     medians->expScores[i] = geneBed->expScores[i];
 
 AllocVar(medians2);
 medians2->expCount = geneBed->expCount;
 AllocArray(medians2->expScores, medians2->expCount);
 for (i = 0; i < medians2->expCount; ++i)
     medians2->expScores[i] = geneBed->expScores[i];
 
 medians->next = medians2;
 return medians;
 }
 
 static void gtexGeneDrawAt(struct track *tg, void *item, struct hvGfx *hvg, int xOff, int y, 
                 double scale, MgFont *font, Color color, enum trackVisibility vis)
 {
 struct gtexGeneBed *geneBed = item;
 initGeneColors(hvg);
 //warn("item: %s, xOff=%d\n", geneBed->name, xOff);
 // Color using transcriptClass
 Color statusColor;
 if (geneBed->transcriptClass == NULL)
     statusColor = statusColors.unknown;
 else if (sameString(geneBed->transcriptClass, "coding"))
     statusColor = statusColors.coding;
 else if (sameString(geneBed->transcriptClass, "nonCoding"))
     statusColor = statusColors.nonCoding;
 else if (sameString(geneBed->transcriptClass, "problem"))
     statusColor = statusColors.problem;
 else 
     statusColor = statusColors.unknown;
 
 if (vis != tvFull && vis != tvPack)
     {
     bedDrawSimpleAt(tg, item, hvg, xOff, y, scale, font, statusColor, vis);
     return;
     }
 struct gtexGeneBed *computedMedians = NULL;     // 1 or 2 (if comparison) 
                                                 // with medians computed for sample subsets
 
 struct gtexGeneExtras *extras = (struct gtexGeneExtras *)tg->extraUiData;
 if ((extras->isComparison) &&
         (tg->visibility == tvFull || tg->visibility == tvPack) && 
         gtexGraphHeight() != MIN_GRAPH_HEIGHT)
     {
     // compute medians based on configuration (comparisons, and later, filters)
     computedMedians = loadComputedMedians(geneBed, extras->graphType);
     }
 int i;
 int expCount = geneBed->expCount;
-double maxExp = ((struct gtexGeneExtras *)tg->extraUiData)->maxExp;
+double maxMedian = ((struct gtexGeneExtras *)tg->extraUiData)->maxMedian;
 struct rgbColor lineColor = {.r=0};
 int lineColorIx = hvGfxFindColorIx(hvg, lineColor.r, lineColor.g, lineColor.b);
 int heightPer = tg->heightPer;
 
 int graphX = gtexGraphX(geneBed);
 if (graphX < 0)
     return;
 // x1 is at left of graph
 int x1 = xOff + graphX;
 int startX = x1;
 
 // yZero is at bottom of graph
 int yZero = gtexGraphHeight() + y - 1;
 
 // draw faint line under graph to delineate extent when bars are missing (tissue w/ 0 expression)
 // TODO: skip missing bars -- then we can lose the gray line (at least for non-comparison mode)
 Color lightGray = MAKECOLOR_32(0xD1, 0xD1, 0xD1);
 int graphWidth = gtexGraphWidth(geneBed);
 hvGfxBox(hvg, x1, yZero+1, graphWidth, 1, lightGray);
 
 //uglyf("DRAW: xOff=%d, x1=%d, y=%d, yZero=%d<br>", xOff, x1, y, yZero);
 
 int barWidth = gtexBarWidth();
 int graphPadding = gtexGraphPadding();
 char *colorScheme = cartUsualStringClosestToHome(cart, tg->tdb, FALSE, GTEX_COLORS, 
                         GTEX_COLORS_DEFAULT);
 struct rgbColor *colors;
 if (sameString(colorScheme, GTEX_COLORS_GTEX))
     {
     // retrieve from table
     // TODO: cache this
     colors = getGtexTissueColors();
     }
 else
     {
     // currently the only other choice
     // TODO: cache this
     colors = getRainbow(&saturatedRainbowAtPos, expCount);
     //colors = getRainbow(&lightRainbowAtPos, expCount);
     }
 for (i=0; i<expCount; i++)
     {
     struct rgbColor fillColor = colors[i];
     if (barWidth == 1 && sameString(colorScheme, GTEX_COLORS_GTEX))
         {
         // brighten colors a bit so they'll be more visible at this scale
         struct hslColor hsl = mgRgbToHsl(fillColor);
         hsl.s = min(1000, hsl.s + 300);
         fillColor = mgHslToRgb(hsl);
         }
     int fillColorIx = hvGfxFindColorIx(hvg, fillColor.r, fillColor.g, fillColor.b);
     double expScore = geneBed->expScores[i];
-    int yMedian = valToY(expScore, maxExp, gtexGraphHeight()) + y;
-    //int foo = valToY(expScore, maxExp, gtexGraphHeight());
-    //int yMedian = yZero - height;
-    int height = yZero - yMedian;
-    // TODO: adjust yGene instead of yMedian+1 to get gene track distance as desired
-    //if (i ==0) uglyf("DRAW: expScore=%.2f, maxExp=%.2f, graphHeight=%d, y=%d<br>", expScore, maxExp, gtexGraphHeight(), y);
+    int height = valToHeight(expScore, maxMedian, gtexGraphHeight());
+    // TODO: adjust yGene to get gene track distance as desired
+    //if (i ==0) uglyf("DRAW: expScore=%.2f, maxMedian=%.2f, graphHeight=%d, y=%d<br>", expScore, maxMedian, gtexGraphHeight(), y);
     //if (i ==0) uglyf("DRAW: yZero=%d, yMedian=%d, height=%d<br>", yZero, yMedian, height);
     if (graphPadding == 0 || sameString(colorScheme, GTEX_COLORS_GTEX))
-        hvGfxBox(hvg, x1, yMedian+1, barWidth, height, fillColorIx);
+        hvGfxBox(hvg, x1, yZero-height, barWidth, height, fillColorIx);
     else
-        hvGfxOutlinedBox(hvg, x1, yMedian+1, barWidth, height, fillColorIx, lineColorIx);
+        hvGfxOutlinedBox(hvg, x1, yZero-height, barWidth, height, fillColorIx, lineColorIx);
     x1 = x1 + barWidth + graphPadding;
     }
 
 // mark gene extent
 int yGene = yZero + gtexGeneMargin() - 1;
 
 // load & draw gene model
 
 char query[1024];
 char **row;
 sqlSafef(query, sizeof query, "select * from gtexGeneModel where name='%s'", geneBed->geneId);
 struct sqlConnection *conn = hAllocConn(database);
 if (conn == NULL)
     return;
 //uglyf("query: %s<br>", query);
 struct sqlResult *sr = sqlGetResult(conn, query);
 struct genePred *geneModel = NULL;
 if (sr != NULL)
     {
     if ((row = sqlNextRow(sr)) != NULL)
         geneModel = genePredLoad(row);
     sqlFreeResult(&sr);
 }
 if (geneModel == NULL)
 return;
 struct linkedFeatures *lf = linkedFeaturesFromGenePred(tg, geneModel, FALSE);
 tg->heightPer = gtexGeneHeight()+1;
 lf->filterColor = statusColor;
 linkedFeaturesDrawAt(tg, lf, hvg, xOff, yGene, scale, font, color, tvSquish);
 tg->heightPer = heightPer;
 hFreeConn(&conn);
 
 if (!extras->isComparison || slCount(computedMedians) != 2)
     return;
 
 // draw comparison graph (upside down)
 
 x1 = startX;
 // yZero is at top of graph
 yZero = yGene + gtexGeneHeight();
 for (i=0; i<expCount; i++)
     {
     struct rgbColor fillColor = colors[i];
     if (barWidth == 1 && sameString(colorScheme, GTEX_COLORS_GTEX))
         {
         // brighten colors a bit so they'll be more visible at this scale
         struct hslColor hsl = mgRgbToHsl(fillColor);
         hsl.s = min(1000, hsl.s + 300);
         fillColor = mgHslToRgb(hsl);
         }
     int fillColorIx = hvGfxFindColorIx(hvg, fillColor.r, fillColor.g, fillColor.b);
     double expScore = geneBed->expScores[i];
-    int height = valToHeight(expScore, maxExp, gtexGraphHeight());
+    int height = valToHeight(expScore, maxMedian, gtexGraphHeight());
     // TODO: adjust yGene instead of yMedian+1 to get gene track distance as desired
-    //if (i ==0) uglyf("DRAW2: expScore=%.2f, maxExp=%.2f, graphHeight=%d, y=%d<br>", expScore, maxExp, gtexGraphHeight(), y);
+    //if (i ==0) uglyf("DRAW2: expScore=%.2f, maxMedian=%.2f, graphHeight=%d, y=%d<br>", expScore, maxMedian, gtexGraphHeight(), y);
     //if (i ==0) uglyf("DRAW2: yZero=%d, height=%d<br>", yZero, height);
     if (graphPadding == 0 || sameString(colorScheme, GTEX_COLORS_GTEX))
         hvGfxBox(hvg, x1, yZero, barWidth, height, fillColorIx);
     else
         hvGfxOutlinedBox(hvg, x1, yZero, barWidth, height, fillColorIx, lineColorIx);
     x1 = x1 + barWidth + graphPadding;
     }
 }
 
 static void gtexGeneMapItem(struct track *tg, struct hvGfx *hvg, void *item, char *itemName, 
                         char *mapItemName, int start, int end, int x, int y, int width, int height)
 /* Create a map box for each tissue (bar in the graph) or a single map for squish/dense modes */
 {
 //uglyf("map item: itemName=%s, mapItemName=%s, start=%d, end=%d, x=%d, y=%d, width=%d, height=%d, insideX=%d<br>",
         //itemName, mapItemName, start, end, x, y, width, height, insideX);
 
 if (tg->visibility == tvDense || tg->visibility == tvSquish)
     {
     genericMapItem(tg, hvg, item, itemName, itemName, start, end, x, y, width, height);
     }
 
 struct gtexTissue *tissues = getGtexTissues();
 struct gtexTissue *tissue = NULL;
 struct gtexGeneBed *gtex = item;
 int barWidth = gtexBarWidth();
 int padding = gtexGraphPadding();
-double maxExp = ((struct gtexGeneExtras *)tg->extraUiData)->maxExp;
+double maxMedian = ((struct gtexGeneExtras *)tg->extraUiData)->maxMedian;
 
 int graphX = gtexGraphX((struct gtexGeneBed *)item);
 if (graphX < 0)
     return;
 // x1 is at left of graph
 int x1 = insideX + graphX;
 
 int i = 0;
 int yZero = gtexGraphHeight() + y - 1;
 for (tissue = tissues; tissue != NULL; tissue = tissue->next, i++)
     {
     double expScore = gtex->expScores[i];
-    int yMedian = valToY(expScore, maxExp, gtexGraphHeight()) + y;
+    //TODO: use valToHeight
+    int yMedian = valToY(expScore, maxMedian, gtexGraphHeight()) + y;
     int height = yZero - yMedian;
     // TODO: call genericMapItem
     //genericMapItem(tg, hvg, item, itemName, tissue->description, start, end, x1, y, barWidth, height);
     mapBoxHc(hvg, start, end, x1, yMedian+1, barWidth, height, tg->track, mapItemName, tissue->description);
-    //if (i==0) uglyf("MAP: expScore=%.2f, maxExp=%.2f, graphHeight=%d, y=%d<br>", expScore, maxExp, gtexGraphHeight(), y);
+    //if (i==0) uglyf("MAP: expScore=%.2f, maxMedian=%.2f, graphHeight=%d, y=%d<br>", expScore, maxMedian, gtexGraphHeight(), y);
     //if (i==0) uglyf("MAP: x=%d, x1=%d, y=%d, yZero=%d<br>", x, x1, y, yZero); 
     //if (i==0) uglyf("MAP: yZero=%d, yMedian=%d, height=%d<br>", yZero, yMedian, height); 
     x1 = x1 + barWidth + padding;
     }
 }
 
 static struct gtexGeneBed *loadGtexGeneBed(char **row)
 {
 return gtexGeneBedLoad(row);
 }
 
 static void gtexGeneLoadItems(struct track *tg)
 {
 bedLoadItem(tg, tg->table, (ItemLoader)loadGtexGeneBed);
 
 struct gtexGeneExtras *extras;
 AllocVar(extras);
 tg->extraUiData = extras;
 
 // TODO: move test to lib
 char *graphType = cartUsualStringClosestToHome(cart, tg->tdb, FALSE, GTEX_GRAPH, 
                                                 GTEX_GRAPH_DEFAULT);
 extras->graphType = cloneString(graphType);
 if (sameString(graphType, GTEX_GRAPH_AGE) || sameString(graphType, GTEX_GRAPH_SEX))
     extras->isComparison = TRUE;
 
-double maxExp = 0.0;
-int i;
-struct gtexGeneBed *geneBed;
-// TODO: Remove this fake (window-based) normalization
-for (geneBed = tg->items; geneBed != NULL; geneBed = geneBed->next)
-    for (i=0; i<geneBed->expCount; i++)
-        maxExp = (geneBed->expScores[i] > maxExp ? geneBed->expScores[i] : maxExp);
-extras->maxExp = maxExp;
+extras->maxMedian = gtexMaxMedianScore(NULL);
 }
 
 static int gtexGeneItemHeight(struct track *tg, void *item)
 {
 if ((item == NULL) || (tg->visibility == tvSquish) || (tg->visibility == tvDense))
     return 0;
 int extra = 0;
 if (((struct gtexGeneExtras *)tg->extraUiData)->isComparison)
     extra = gtexGraphHeight() + 2;
 //uglyf("GTEX itemHeight extra = %d<br>", extra);
 return gtexGraphHeight() + gtexGeneMargin() + gtexGeneHeight() + extra;
 }
 
 static int gtexTotalHeight(struct track *tg, enum trackVisibility vis)
 /* Figure out total height of track */
 {
 int height;
 int extra = 0;
 if (((struct gtexGeneExtras *)tg->extraUiData)->isComparison)
     extra = gtexGraphHeight() + 2;
 if (tg->visibility == tvSquish || tg->visibility == tvDense)
     height = 10;
 else 
     height = gtexGraphHeight() + gtexGeneMargin() + gtexGeneHeight() + extra;
 //uglyf("GTEX totalHeight = %d<br>", height);
 return tgFixedTotalHeightOptionalOverflow(tg, vis, height, height, FALSE);
 }
 
 static int gtexGeneItemEnd(struct track *tg, void *item)
 /* Return end chromosome coordinate of item, including graph */
 {
 struct gtexGeneBed *geneBed = (struct gtexGeneBed *)item;
 double scale = scaleForWindow(insideWidth, winStart, winEnd);
 int graphWidth = gtexGraphWidth(geneBed);
 return max(geneBed->chromEnd, max(winStart, geneBed->chromStart) + graphWidth/scale);
 }
 
 
 void gtexGeneMethods(struct track *tg)
 {
 tg->drawItemAt = gtexGeneDrawAt;
 tg->loadItems = gtexGeneLoadItems;
 tg->mapItem = gtexGeneMapItem;
 tg->itemHeight = gtexGeneItemHeight;
 tg->itemEnd = gtexGeneItemEnd;
 tg->totalHeight = gtexTotalHeight;
 }