Attachment 401 Details for Bug 762 – Log depth values when occlusion testing is active

[patch] Log depth values when occlusion testing is active

log_Z_values.patch (text/plain), 2.11 KB, created by Ian Romanick on 2004-06-21 09:54:36 UTC

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Creator: Ian Romanick

Created: 2004-06-21 09:54:36 UTC

Size: 2.11 KB

patch

obsolete

>Index: src/mesa/swrast/s_triangle.c
>===================================================================
>RCS file: /cvs/mesa/Mesa/src/mesa/swrast/s_triangle.c,v
>retrieving revision 1.82
>diff -u -d -r1.82 s_triangle.c
>--- src/mesa/swrast/s_triangle.c	25 May 2004 22:29:52 -0000	1.82
>+++ src/mesa/swrast/s_triangle.c	21 Jun 2004 16:24:46 -0000
>@@ -909,10 +909,36 @@
> #define DO_OCCLUSION_TEST
> #define INTERP_Z 1
> #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE
>+
>+#ifdef XFree86Server
>+#define SETUP_CODE						\
>+   xf86DrvMsg( 0, "(II)", "in %s\n", __func__ );		\
>+   if (ctx->OcclusionResult && !ctx->Occlusion.Active) {	\
>+      xf86DrvMsg( 0, "(II)", "early out from %s\n", __func__ );	\
>+      return;							\
>+   }
>+#else
> #define SETUP_CODE						\
>    if (ctx->OcclusionResult && !ctx->Occlusion.Active) {	\
>       return;							\
>    }
>+#endif
>+
>+#ifdef XFree86Server
>+#define RENDER_SPAN( span )				\
>+   GLuint i;						\
>+   for (i = 0; i < span.end; i++) {			\
>+      GLdepth z = FixedToDepth(span.z);			\
>+      xf86DrvMsg( 0, "(II)", "span.z = %x, z = %x, zRow[%u] = %x\n", \
>+		  span.z, z, i, zRow[i]);\
>+      if (z < zRow[i]) {				\
>+	 xf86DrvMsg( 0, "(II)", "occlusion result is true!\n");\
>+         ctx->OcclusionResult = GL_TRUE;		\
>+         ctx->Occlusion.PassedCounter++;		\
>+      }							\
>+      span.z += span.zStep;				\
>+   }
>+#else
> #define RENDER_SPAN( span )				\
>    GLuint i;						\
>    for (i = 0; i < span.end; i++) {			\
>@@ -923,6 +949,8 @@
>       }							\
>       span.z += span.zStep;				\
>    }
>+#endif
>+
> #include "s_tritemp.h"
> 
> 
>@@ -1053,6 +1081,18 @@
>               ctx->Color.ColorMask[3] == 0)
>              ||
>              (!rgbmode && ctx->Color.IndexMask == 0)) {
>+#ifdef XFree86Server
>+	    xf86DrvMsg( 0, "(II)", "%c, %c, %x, %c, (%c, %x, %x, %x, %x)\n",
>+			ctx->Depth.Test ? 'T' : 'F',
>+			ctx->Depth.Mask ? 'T' : 'F',
>+			ctx->Depth.Func,
>+			ctx->Stencil.Enabled ? 'T' : 'F',
>+			rgbmode ? 'T' : 'F',
>+			ctx->Color.ColorMask[0],
>+			ctx->Color.ColorMask[1],
>+			ctx->Color.ColorMask[2],
>+			ctx->Color.ColorMask[3] );
>+#endif
>             USE(occlusion_zless_triangle);
>             return;
>          }

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