From: Brian <brian.paul@tungstengraphics.com>
Date: Sat, 30 Jun 2007 03:13:20 +0000 (-0600)
Subject: Obsolete
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=fb4f4e2d186fac24cafa5e637461042706d4a123;p=mesa.git

Obsolete
---

diff --git a/src/mesa/swrast/s_pointtemp.h b/src/mesa/swrast/s_pointtemp.h
deleted file mode 100644
index 206085b5b87..00000000000
--- a/src/mesa/swrast/s_pointtemp.h
+++ /dev/null
@@ -1,406 +0,0 @@
-/*
- * Mesa 3-D graphics library
- * Version:  6.5.3
- *
- * Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-/*
- * Regarding GL_NV_point_sprite:
- *
- * Portions of this software may use or implement intellectual
- * property owned and licensed by NVIDIA Corporation. NVIDIA disclaims
- * any and all warranties with respect to such intellectual property,
- * including any use thereof or modifications thereto.
- */
-
-
-/*
- * Point rendering template code.
- *
- * Set FLAGS = bitwise-OR of the following tokens:
- *
- *   RGBA = do rgba instead of color index
- *   SMOOTH = do antialiasing
- *   ATTRIBS = general attributes (texcoords, etc)
- *   LARGE = do points with diameter > 1 pixel
- *   ATTENUATE = compute point size attenuation
- *   SPRITE = GL_ARB_point_sprite / GL_NV_point_sprite
- *
- * Notes: LARGE and ATTENUATE are exclusive of each other.
- *        ATTRIBS requires RGBA
- */
-
-
-/*
- * NOTES on antialiased point rasterization:
- *
- * Let d = distance of fragment center from vertex.
- * if d < rmin2 then
- *    fragment has 100% coverage
- * else if d > rmax2 then
- *    fragment has 0% coverage
- * else
- *    fragment has % coverage = (d - rmin2) / (rmax2 - rmin2)
- */
-
-
-static void
-NAME ( GLcontext *ctx, const SWvertex *vert )
-{
-#if FLAGS & (ATTENUATE | LARGE | SMOOTH | SPRITE)
-   GLfloat size;
-#endif
-#if FLAGS & RGBA
-#if (FLAGS & ATTENUATE) && (FLAGS & SMOOTH)
-   GLfloat alphaAtten;
-#endif
-   const GLchan red   = vert->color[0];
-   const GLchan green = vert->color[1];
-   const GLchan blue  = vert->color[2];
-   const GLchan alpha = vert->color[3];
-#endif
-#if FLAGS & INDEX
-   const GLuint colorIndex = (GLuint) vert->attrib[FRAG_ATTRIB_CI][0]; /* XXX round? */
-#endif
-#if FLAGS & ATTRIBS
-   GLfloat attrib[FRAG_ATTRIB_MAX][4]; /* texture & varying */
-#endif
-   SWcontext *swrast = SWRAST_CONTEXT(ctx);
-   SWspan *span = &(swrast->PointSpan);
-
-   /*
-   printf("%s  %g %g %g %g\n", __FUNCTION__,
-          vert->attrib[FRAG_ATTRIB_COL1][0],
-          vert->attrib[FRAG_ATTRIB_COL1][1],
-          vert->attrib[FRAG_ATTRIB_COL1][2],
-          vert->attrib[FRAG_ATTRIB_COL1][3]);
-   if ( vert->attrib[FRAG_ATTRIB_COL1][0] == 0.0 &&
-        vert->attrib[FRAG_ATTRIB_COL1][1] == 1.0 &&
-        vert->attrib[FRAG_ATTRIB_COL1][2] == 0.0)
-      foo();
-   */
-
-   /* Cull primitives with malformed coordinates.
-    */
-   {
-      float tmp = vert->attrib[FRAG_ATTRIB_WPOS][0] + vert->attrib[FRAG_ATTRIB_WPOS][1];
-      if (IS_INF_OR_NAN(tmp))
-	 return;
-   }
-
-   /*
-    * Span init
-    */
-   span->interpMask = 0;
-   span->arrayMask = SPAN_XY | SPAN_Z;
-#if FLAGS & RGBA
-   span->arrayMask |= SPAN_RGBA;
-#endif
-#if FLAGS & INDEX
-   span->arrayMask |= SPAN_INDEX;
-#endif
-#if FLAGS & ATTRIBS
-   span->arrayMask |= SPAN_LAMBDA;
-
-   /* we're filling in the attrib arrays: */
-   span->arrayAttribs = swrast->_ActiveAttribMask;
-
-   ATTRIB_LOOP_BEGIN
-      COPY_4V(attrib[attr], vert->attrib[attr]);
-   ATTRIB_LOOP_END
-
-   /* need these for fragment programs */
-   span->attrStart[FRAG_ATTRIB_WPOS][3] = 1.0F;
-   span->attrStepX[FRAG_ATTRIB_WPOS][3] = 0.0F;
-   span->attrStepY[FRAG_ATTRIB_WPOS][3] = 0.0F;
-#else
-   assert((swrast->_ActiveAttribMask & FRAG_BIT_COL1) == 0);
-#endif
-
-#if FLAGS & SMOOTH
-   span->arrayMask |= SPAN_COVERAGE;
-#endif
-#if FLAGS & SPRITE
-   span->arrayMask |= SPAN_LAMBDA;
-#endif
-
-   /* Compute point size if not known to be one */
-#if FLAGS & ATTENUATE
-   /* first, clamp attenuated size to the user-specifed range */
-   size = CLAMP(vert->pointSize, ctx->Point.MinSize, ctx->Point.MaxSize);
-#if (FLAGS & RGBA) && (FLAGS & SMOOTH)
-   /* only if multisampling, compute the fade factor */
-   if (ctx->Multisample.Enabled) {
-      if (vert->pointSize >= ctx->Point.Threshold) {
-         alphaAtten = 1.0F;
-      }
-      else {
-         GLfloat dsize = vert->pointSize / ctx->Point.Threshold;
-         alphaAtten = dsize * dsize;
-      }
-   }
-   else {
-      alphaAtten = 1.0;
-   }
-#endif
-#elif FLAGS & (LARGE | SMOOTH | SPRITE)
-   /* constant, non-attenuated size */
-   size = ctx->Point._Size; /* this is already clamped */
-#endif
-
-
-#if FLAGS & (ATTENUATE | LARGE | SMOOTH | SPRITE)
-   /***
-    *** Multi-pixel points
-    ***/
-
-   /* do final clamping now */
-   if (ctx->Point.SmoothFlag) {
-      size = CLAMP(size, ctx->Const.MinPointSizeAA, ctx->Const.MaxPointSizeAA);
-   }
-   else {
-      size = CLAMP(size, ctx->Const.MinPointSize, ctx->Const.MaxPointSize);
-   }
-
-   {{
-      GLint x, y;
-      const GLfloat radius = 0.5F * size;
-      const GLuint z = (GLuint) (vert->attrib[FRAG_ATTRIB_WPOS][2] + 0.5F);
-      GLuint count;
-#if FLAGS & SMOOTH
-      const GLfloat rmin = radius - 0.7071F;  /* 0.7071 = sqrt(2)/2 */
-      const GLfloat rmax = radius + 0.7071F;
-      const GLfloat rmin2 = MAX2(0.0F, rmin * rmin);
-      const GLfloat rmax2 = rmax * rmax;
-      const GLfloat cscale = 1.0F / (rmax2 - rmin2);
-      const GLint xmin = (GLint) (vert->attrib[FRAG_ATTRIB_WPOS][0] - radius);
-      const GLint xmax = (GLint) (vert->attrib[FRAG_ATTRIB_WPOS][0] + radius);
-      const GLint ymin = (GLint) (vert->attrib[FRAG_ATTRIB_WPOS][1] - radius);
-      const GLint ymax = (GLint) (vert->attrib[FRAG_ATTRIB_WPOS][1] + radius);
-#else
-      /* non-smooth */
-      GLint xmin, xmax, ymin, ymax;
-      GLint iSize = (GLint) (size + 0.5F);
-      GLint iRadius;
-      iSize = MAX2(1, iSize);
-      iRadius = iSize / 2;
-      if (iSize & 1) {
-         /* odd size */
-         xmin = (GLint) (vert->attrib[FRAG_ATTRIB_WPOS][0] - iRadius);
-         xmax = (GLint) (vert->attrib[FRAG_ATTRIB_WPOS][0] + iRadius);
-         ymin = (GLint) (vert->attrib[FRAG_ATTRIB_WPOS][1] - iRadius);
-         ymax = (GLint) (vert->attrib[FRAG_ATTRIB_WPOS][1] + iRadius);
-      }
-      else {
-         /* even size */
-         xmin = (GLint) vert->attrib[FRAG_ATTRIB_WPOS][0] - iRadius + 1;
-         xmax = xmin + iSize - 1;
-         ymin = (GLint) vert->attrib[FRAG_ATTRIB_WPOS][1] - iRadius + 1;
-         ymax = ymin + iSize - 1;
-      }
-#endif /*SMOOTH*/
-
-      /* check if we need to flush */
-      if (span->end + (xmax-xmin+1) * (ymax-ymin+1) >= MAX_WIDTH ||
-          (swrast->_RasterMask & (BLEND_BIT | LOGIC_OP_BIT | MASKING_BIT))) {
-         if (span->end > 0) {
-#if FLAGS & RGBA
-            _swrast_write_rgba_span(ctx, span);
-#else
-            _swrast_write_index_span(ctx, span);
-#endif
-            span->end = 0;
-         }
-      }
-
-      /*
-       * OK, generate fragments
-       */
-      count = span->end;
-      (void) radius;
-      for (y = ymin; y <= ymax; y++) {
-         /* check if we need to flush */
-         if (count + (xmax-xmin+1) >= MAX_WIDTH) {
-	     span->end = count;
-#if FLAGS & RGBA
-            _swrast_write_rgba_span(ctx, span);
-#else
-            _swrast_write_index_span(ctx, span);
-#endif
-            count = span->end = 0;
-         }
-         for (x = xmin; x <= xmax; x++) {
-#if FLAGS & SPRITE
-            GLuint u;
-#endif
-
-#if FLAGS & RGBA
-            span->array->rgba[count][RCOMP] = red;
-            span->array->rgba[count][GCOMP] = green;
-            span->array->rgba[count][BCOMP] = blue;
-            span->array->rgba[count][ACOMP] = alpha;
-#endif
-#if FLAGS & INDEX
-            span->array->index[count] = colorIndex;
-#endif
-#if FLAGS & ATTRIBS
-            ATTRIB_LOOP_BEGIN
-               COPY_4V(span->array->attribs[attr][count], attrib[attr]);
-            /**
-               if (attr < FRAG_ATTRIB_VAR0) {
-                  const GLuint u = attr - FRAG_ATTRIB_TEX0;
-                  span->array->lambda[u][count] = 0.0;
-               }
-            **/
-            ATTRIB_LOOP_END
-#endif
-
-#if FLAGS & SMOOTH
-            /* compute coverage */
-            {
-               const GLfloat dx = x - vert->attrib[FRAG_ATTRIB_WPOS][0] + 0.5F;
-               const GLfloat dy = y - vert->attrib[FRAG_ATTRIB_WPOS][1] + 0.5F;
-               const GLfloat dist2 = dx * dx + dy * dy;
-               if (dist2 < rmax2) {
-                  if (dist2 >= rmin2) {
-                     /* compute partial coverage */
-                     span->array->coverage[count] = 1.0F - (dist2 - rmin2) * cscale;
-#if FLAGS & INDEX
-                     /* coverage in [0,15] */
-                     span->array->coverage[count] *= 15.0;
-#endif
-                  }
-                  else {
-                     /* full coverage */
-                     span->array->coverage[count] = 1.0F;
-                  }
-
-                  span->array->x[count] = x;
-                  span->array->y[count] = y;
-                  span->array->z[count] = z;
-
-#if (FLAGS & ATTENUATE) && (FLAGS & RGBA)
-                  span->array->rgba[count][ACOMP] = (GLchan) (alpha * alphaAtten);
-#elif FLAGS & RGBA
-                  span->array->rgba[count][ACOMP] = alpha;
-#endif /*ATTENUATE*/
-                  count++;
-               } /*if*/
-            }
-
-#else /*SMOOTH*/
-
-            /* not smooth (square points) */
-            span->array->x[count] = x;
-            span->array->y[count] = y;
-            span->array->z[count] = z;
-
-#if FLAGS & SPRITE
-            for (u = 0; u < ctx->Const.MaxTextureUnits; u++) {
-               GLuint attr = FRAG_ATTRIB_TEX0 + u;
-               if (ctx->Texture.Unit[u]._ReallyEnabled) {
-                  if (ctx->Point.CoordReplace[u]) {
-                     GLfloat s = 0.5F + (x + 0.5F - vert->attrib[FRAG_ATTRIB_WPOS][0]) / size;
-                     GLfloat t, r;
-                     if (ctx->Point.SpriteOrigin == GL_LOWER_LEFT)
-                        t = 0.5F + (y + 0.5F - vert->attrib[FRAG_ATTRIB_WPOS][1]) / size;
-                     else /* GL_UPPER_LEFT */
-                        t = 0.5F - (y + 0.5F - vert->attrib[FRAG_ATTRIB_WPOS][1]) / size;
-                     if (ctx->Point.SpriteRMode == GL_ZERO)
-                        r = 0.0F;
-                     else if (ctx->Point.SpriteRMode == GL_S)
-                        r = vert->attrib[attr][0];
-                     else /* GL_R */
-                        r = vert->attrib[attr][2];
-                     span->array->attribs[attr][count][0] = s;
-                     span->array->attribs[attr][count][1] = t;
-                     span->array->attribs[attr][count][2] = r;
-                     span->array->attribs[attr][count][3] = 1.0F;
-                     span->array->lambda[u][count] = 0.0; /* XXX fix? */
-                  }
-                  else {
-                     COPY_4V(span->array->attribs[attr][count],
-                             vert->attrib[attr]);
-                  }
-               }
-            }
-#endif /*SPRITE*/
-
-            count++;  /* square point */
-
-#endif /*SMOOTH*/
-
-	 } /*for x*/
-      } /*for y*/
-      span->end = count;
-   }}
-
-#else /* LARGE | ATTENUATE | SMOOTH | SPRITE */
-
-   /***
-    *** Single-pixel points
-    ***/
-   {{
-      GLuint count;
-
-      /* check if we need to flush */
-      if (span->end >= MAX_WIDTH ||
-          (swrast->_RasterMask & (BLEND_BIT | LOGIC_OP_BIT | MASKING_BIT))) {
-#if FLAGS & RGBA
-         _swrast_write_rgba_span(ctx, span);
-#else
-         _swrast_write_index_span(ctx, span);
-#endif
-         span->end = 0;
-      }
-
-      count = span->end;
-
-#if FLAGS & RGBA
-      span->array->rgba[count][RCOMP] = red;
-      span->array->rgba[count][GCOMP] = green;
-      span->array->rgba[count][BCOMP] = blue;
-      span->array->rgba[count][ACOMP] = alpha;
-#endif
-#if FLAGS & INDEX
-      span->array->index[count] = colorIndex;
-#endif
-#if FLAGS & ATTRIBS
-      ATTRIB_LOOP_BEGIN
-         COPY_4V(span->array->attribs[attr][count], attribs[attr]);
-      ATTRIB_LOOP_END
-#endif
-
-      span->array->x[count] = (GLint) vert->attrib[FRAG_ATTRIB_WPOS][0];
-      span->array->y[count] = (GLint) vert->attrib[FRAG_ATTRIB_WPOS][1];
-      span->array->z[count] = (GLint) (vert->attrib[FRAG_ATTRIB_WPOS][2] + 0.5F);
-
-      span->end = count + 1;
-   }}
-
-#endif /* LARGE || ATTENUATE || SMOOTH */
-
-   ASSERT(span->end <= MAX_WIDTH);
-}
-
-
-#undef FLAGS
-#undef NAME