From 7126e38d9037da66fd531c4cb02b3843b68b84ff Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Thu, 9 Sep 2010 16:10:22 -0700
Subject: mesa: Remove EXT_histogram.

This has always been optional, and not useful.
---
 src/mesa/swrast/s_copypix.c | 40 ++++++++++++++++++----------------------
 src/mesa/swrast/s_drawpix.c | 35 +++++++++++++++--------------------
 2 files changed, 33 insertions(+), 42 deletions(-)

(limited to 'src/mesa/swrast')

diff --git a/src/mesa/swrast/s_copypix.c b/src/mesa/swrast/s_copypix.c
index f4f0c8a330..a9b4cb8081 100644
--- a/src/mesa/swrast/s_copypix.c
+++ b/src/mesa/swrast/s_copypix.c
@@ -103,8 +103,6 @@ copy_conv_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
    GLint row;
    const GLboolean zoom = ctx->Pixel.ZoomX != 1.0F || ctx->Pixel.ZoomY != 1.0F;
    const GLbitfield transferOps = ctx->_ImageTransferState;
-   const GLboolean sink = (ctx->Pixel.MinMaxEnabled && ctx->MinMax.Sink)
-      || (ctx->Pixel.HistogramEnabled && ctx->Histogram.Sink);
    GLfloat *dest, *tmpImage, *convImage;
    SWspan span;
 
@@ -160,30 +158,28 @@ copy_conv_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
                                     width, rgba);
    }
 
-   if (!sink) {
-      /* write the new image */
-      for (row = 0; row < height; row++) {
-         const GLfloat *src = convImage + row * width * 4;
-         GLfloat *rgba = (GLfloat *) span.array->attribs[FRAG_ATTRIB_COL0];
+   /* write the new image */
+   for (row = 0; row < height; row++) {
+      const GLfloat *src = convImage + row * width * 4;
+      GLfloat *rgba = (GLfloat *) span.array->attribs[FRAG_ATTRIB_COL0];
 
-         /* copy convolved colors into span array */
-         memcpy(rgba, src, width * 4 * sizeof(GLfloat));
+      /* copy convolved colors into span array */
+      memcpy(rgba, src, width * 4 * sizeof(GLfloat));
 
-         /* write span */
-         span.x = destx;
-         span.y = desty + row;
-         span.end = width;
-         span.array->ChanType = GL_FLOAT;
-         if (zoom) {
-            _swrast_write_zoomed_rgba_span(ctx, destx, desty, &span, rgba);
-         }
-         else {
-            _swrast_write_rgba_span(ctx, &span);
-         }
+      /* write span */
+      span.x = destx;
+      span.y = desty + row;
+      span.end = width;
+      span.array->ChanType = GL_FLOAT;
+      if (zoom) {
+	 _swrast_write_zoomed_rgba_span(ctx, destx, desty, &span, rgba);
+      }
+      else {
+	 _swrast_write_rgba_span(ctx, &span);
       }
-      /* restore this */
-      span.array->ChanType = CHAN_TYPE;
    }
+   /* restore this */
+   span.array->ChanType = CHAN_TYPE;
 
    free(convImage);
 }
diff --git a/src/mesa/swrast/s_drawpix.c b/src/mesa/swrast/s_drawpix.c
index 3cec3a7a2b..9bc0e9043b 100644
--- a/src/mesa/swrast/s_drawpix.c
+++ b/src/mesa/swrast/s_drawpix.c
@@ -551,8 +551,6 @@ draw_rgba_pixels( GLcontext *ctx, GLint x, GLint y,
     * General solution
     */
    {
-      const GLboolean sink = (ctx->Pixel.MinMaxEnabled && ctx->MinMax.Sink)
-         || (ctx->Pixel.HistogramEnabled && ctx->Histogram.Sink);
       const GLbitfield interpMask = span.interpMask;
       const GLbitfield arrayMask = span.arrayMask;
       const GLint srcStride
@@ -575,24 +573,21 @@ draw_rgba_pixels( GLcontext *ctx, GLint x, GLint y,
             _mesa_unpack_color_span_float(ctx, spanWidth, GL_RGBA, rgba,
                                      format, type, source, unpack,
                                      transferOps);
-            /* draw the span */
-            if (!sink) {
-               /* Set these for each row since the _swrast_write_* functions
-                * may change them while clipping/rendering.
-                */
-               span.array->ChanType = GL_FLOAT;
-               span.x = x + skipPixels;
-               span.y = y + row;
-               span.end = spanWidth;
-               span.arrayMask = arrayMask;
-               span.interpMask = interpMask;
-               if (zoom) {
-                  _swrast_write_zoomed_rgba_span(ctx, imgX, imgY, &span, rgba);
-               }
-               else {
-                  _swrast_write_rgba_span(ctx, &span);
-               }
-            }
+	    /* Set these for each row since the _swrast_write_* functions
+	     * may change them while clipping/rendering.
+	     */
+	    span.array->ChanType = GL_FLOAT;
+	    span.x = x + skipPixels;
+	    span.y = y + row;
+	    span.end = spanWidth;
+	    span.arrayMask = arrayMask;
+	    span.interpMask = interpMask;
+	    if (zoom) {
+	       _swrast_write_zoomed_rgba_span(ctx, imgX, imgY, &span, rgba);
+	    }
+	    else {
+	       _swrast_write_rgba_span(ctx, &span);
+	    }
 
             source += srcStride;
          } /* for row */
-- 
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