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-rw-r--r--src/mesa/swrast/descrip.mms82
-rw-r--r--src/mesa/swrast/s_aaline.c2
-rw-r--r--src/mesa/swrast/s_aaline.h1
-rw-r--r--src/mesa/swrast/s_aalinetemp.h1
-rw-r--r--src/mesa/swrast/s_aatriangle.h1
-rw-r--r--src/mesa/swrast/s_aatritemp.h10
-rw-r--r--src/mesa/swrast/s_accum.c6
-rw-r--r--src/mesa/swrast/s_alpha.h1
-rw-r--r--src/mesa/swrast/s_atifragshader.c1
-rw-r--r--src/mesa/swrast/s_bitmap.c6
-rw-r--r--src/mesa/swrast/s_blend.c7
-rw-r--r--src/mesa/swrast/s_blend.h1
-rw-r--r--src/mesa/swrast/s_blit.c9
-rw-r--r--src/mesa/swrast/s_buffers.c15
-rw-r--r--src/mesa/swrast/s_context.c86
-rw-r--r--src/mesa/swrast/s_context.h9
-rw-r--r--src/mesa/swrast/s_copypix.c23
-rw-r--r--src/mesa/swrast/s_depth.c22
-rw-r--r--src/mesa/swrast/s_depth.h1
-rw-r--r--src/mesa/swrast/s_drawpix.c36
-rw-r--r--src/mesa/swrast/s_drawpix.h36
-rw-r--r--src/mesa/swrast/s_feedback.c2
-rw-r--r--src/mesa/swrast/s_feedback.h1
-rw-r--r--src/mesa/swrast/s_fog.h1
-rw-r--r--src/mesa/swrast/s_fragprog.c41
-rw-r--r--src/mesa/swrast/s_imaging.c5
-rw-r--r--src/mesa/swrast/s_lines.h2
-rw-r--r--src/mesa/swrast/s_linetemp.h3
-rw-r--r--src/mesa/swrast/s_logic.h1
-rw-r--r--src/mesa/swrast/s_masking.h1
-rw-r--r--src/mesa/swrast/s_points.c109
-rw-r--r--src/mesa/swrast/s_points.h2
-rw-r--r--src/mesa/swrast/s_readpix.c24
-rw-r--r--src/mesa/swrast/s_span.c176
-rw-r--r--src/mesa/swrast/s_span.h1
-rw-r--r--src/mesa/swrast/s_stencil.c7
-rw-r--r--src/mesa/swrast/s_stencil.h1
-rw-r--r--src/mesa/swrast/s_texcombine.c3
-rw-r--r--src/mesa/swrast/s_texcombine.h1
-rw-r--r--src/mesa/swrast/s_texfilter.c76
-rw-r--r--src/mesa/swrast/s_texfilter.h1
-rw-r--r--src/mesa/swrast/s_texstore.c28
-rw-r--r--src/mesa/swrast/s_triangle.c14
-rw-r--r--src/mesa/swrast/s_triangle.h1
-rw-r--r--src/mesa/swrast/s_tritemp.h12
-rw-r--r--src/mesa/swrast/s_zoom.c27
-rw-r--r--src/mesa/swrast/s_zoom.h1
-rw-r--r--src/mesa/swrast/sources65
-rw-r--r--src/mesa/swrast/swrast.h7
49 files changed, 484 insertions, 485 deletions
diff --git a/src/mesa/swrast/descrip.mms b/src/mesa/swrast/descrip.mms
new file mode 100644
index 00000000000..0b23deb3c2f
--- /dev/null
+++ b/src/mesa/swrast/descrip.mms
@@ -0,0 +1,82 @@
+# Makefile for core library for VMS
+# contributed by Jouk Jansen [email protected]
+# Last revision : 3 October 2007
+
+.first
+ define gl [---.include.gl]
+ define math [-.math]
+ define swrast [-.swrast]
+ define array_cache [-.array_cache]
+ define glapi [-.glapi]
+ define main [-.main]
+ define shader [-.shader]
+
+.include [---]mms-config.
+
+##### MACROS #####
+
+VPATH = RCS
+
+INCDIR = [---.include],[-.main],[-.glapi],[-.shader],[-.shader.slang]
+LIBDIR = [---.lib]
+CFLAGS = /include=($(INCDIR),[])/define=(PTHREADS=1)/name=(as_is,short)/float=ieee/ieee=denorm
+
+SOURCES = s_aaline.c s_aatriangle.c s_accum.c s_alpha.c \
+ s_bitmap.c s_blend.c s_blit.c s_buffers.c s_context.c \
+ s_copypix.c s_depth.c s_fragprog.c \
+ s_drawpix.c s_feedback.c s_fog.c s_imaging.c s_lines.c s_logic.c \
+ s_masking.c s_points.c s_readpix.c \
+ s_span.c s_stencil.c s_texstore.c s_texcombine.c s_texfilter.c \
+ s_triangle.c s_zoom.c s_atifragshader.c
+
+OBJECTS = s_aaline.obj,s_aatriangle.obj,s_accum.obj,s_alpha.obj,\
+ s_bitmap.obj,s_blend.obj,s_blit.obj,s_fragprog.obj,\
+ s_buffers.obj,s_context.obj,s_atifragshader.obj,\
+ s_copypix.obj,s_depth.obj,s_drawpix.obj,s_feedback.obj,s_fog.obj,\
+ s_imaging.obj,s_lines.obj,s_logic.obj,s_masking.obj,\
+ s_points.obj,s_readpix.obj,s_span.obj,s_stencil.obj,\
+ s_texstore.obj,s_texcombine.obj,s_texfilter.obj,s_triangle.obj,\
+ s_zoom.obj
+
+##### RULES #####
+
+VERSION=Mesa V3.4
+
+##### TARGETS #####
+# Make the library
+$(LIBDIR)$(GL_LIB) : $(OBJECTS)
+ @ library $(LIBDIR)$(GL_LIB) $(OBJECTS)
+
+clean :
+ purge
+ delete *.obj;*
+
+s_atifragshader.obj : s_atifragshader.c
+s_aaline.obj : s_aaline.c
+s_aatriangle.obj : s_aatriangle.c
+s_accum.obj : s_accum.c
+s_alpha.obj : s_alpha.c
+s_bitmap.obj : s_bitmap.c
+s_blend.obj : s_blend.c
+s_blit.obj : s_blit.c
+s_buffers.obj : s_buffers.c
+s_context.obj : s_context.c
+s_copypix.obj : s_copypix.c
+s_depth.obj : s_depth.c
+s_drawpix.obj : s_drawpix.c
+s_feedback.obj : s_feedback.c
+s_fog.obj : s_fog.c
+s_imaging.obj : s_imaging.c
+s_lines.obj : s_lines.c
+s_logic.obj : s_logic.c
+s_masking.obj : s_masking.c
+s_points.obj : s_points.c
+s_readpix.obj : s_readpix.c
+s_span.obj : s_span.c
+s_stencil.obj : s_stencil.c
+s_texstore.obj : s_texstore.c
+s_texcombine.obj : s_texcombine.c
+s_texfilter.obj : s_texfilter.c
+s_triangle.obj : s_triangle.c
+s_zoom.obj : s_zoom.c
+s_fragprog.obj : s_fragprog.c
diff --git a/src/mesa/swrast/s_aaline.c b/src/mesa/swrast/s_aaline.c
index ee65a71d7e6..9bfa8f2e619 100644
--- a/src/mesa/swrast/s_aaline.c
+++ b/src/mesa/swrast/s_aaline.c
@@ -26,11 +26,11 @@
#include "main/glheader.h"
#include "main/imports.h"
#include "main/macros.h"
+#include "main/mtypes.h"
#include "swrast/s_aaline.h"
#include "swrast/s_context.h"
#include "swrast/s_span.h"
#include "swrast/swrast.h"
-#include "main/mtypes.h"
#define SUB_PIXEL 4
diff --git a/src/mesa/swrast/s_aaline.h b/src/mesa/swrast/s_aaline.h
index 9fb4959f917..f1d708ec801 100644
--- a/src/mesa/swrast/s_aaline.h
+++ b/src/mesa/swrast/s_aaline.h
@@ -28,7 +28,6 @@
#define S_AALINE_H
-#include "main/mtypes.h"
#include "swrast.h"
diff --git a/src/mesa/swrast/s_aalinetemp.h b/src/mesa/swrast/s_aalinetemp.h
index e7911fec3b5..ca08203d831 100644
--- a/src/mesa/swrast/s_aalinetemp.h
+++ b/src/mesa/swrast/s_aalinetemp.h
@@ -141,6 +141,7 @@ NAME(line)(GLcontext *ctx, const SWvertex *v0, const SWvertex *v1)
INIT_SPAN(line.span, GL_LINE);
line.span.arrayMask = SPAN_XY | SPAN_COVERAGE;
+ line.span.facing = swrast->PointLineFacing;
line.xAdj = line.dx / line.len * line.halfWidth;
line.yAdj = line.dy / line.len * line.halfWidth;
diff --git a/src/mesa/swrast/s_aatriangle.h b/src/mesa/swrast/s_aatriangle.h
index 734d420b628..4b57fa73a27 100644
--- a/src/mesa/swrast/s_aatriangle.h
+++ b/src/mesa/swrast/s_aatriangle.h
@@ -28,7 +28,6 @@
#define S_AATRIANGLE_H
-#include "main/mtypes.h"
#include "swrast.h"
diff --git a/src/mesa/swrast/s_aatritemp.h b/src/mesa/swrast/s_aatritemp.h
index 42d74a16328..0827b3db9eb 100644
--- a/src/mesa/swrast/s_aatritemp.h
+++ b/src/mesa/swrast/s_aatritemp.h
@@ -1,6 +1,6 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.3
+ * Version: 7.0.3
*
* Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
*
@@ -65,7 +65,7 @@
GLfloat attrPlane[FRAG_ATTRIB_MAX][4][4];
GLfloat wPlane[4]; /* win[3] */
#endif
- GLfloat bf = SWRAST_CONTEXT(ctx)->_BackfaceSign;
+ GLfloat bf = SWRAST_CONTEXT(ctx)->_BackfaceCullSign;
(void) swrast;
@@ -104,6 +104,7 @@
majDx = vMax->attrib[FRAG_ATTRIB_WPOS][0] - vMin->attrib[FRAG_ATTRIB_WPOS][0];
majDy = vMax->attrib[FRAG_ATTRIB_WPOS][1] - vMin->attrib[FRAG_ATTRIB_WPOS][1];
+ /* front/back-face determination and cullling */
{
const GLfloat botDx = vMid->attrib[FRAG_ATTRIB_WPOS][0] - vMin->attrib[FRAG_ATTRIB_WPOS][0];
const GLfloat botDy = vMid->attrib[FRAG_ATTRIB_WPOS][1] - vMin->attrib[FRAG_ATTRIB_WPOS][1];
@@ -112,6 +113,8 @@
if (area * bf < 0 || area == 0 || IS_INF_OR_NAN(area))
return;
ltor = (GLboolean) (area < 0.0F);
+
+ span.facing = area * swrast->_BackfaceSign > 0.0F;
}
/* Plane equation setup:
@@ -286,7 +289,7 @@
}
/* skip fragments with zero coverage */
- while (startX >= 0) {
+ while (startX > 0) {
coverage = compute_coveragef(pMin, pMax, pMid, startX, iy);
if (coverage > 0.0F)
break;
@@ -300,6 +303,7 @@
/* (cx,cy) = center of fragment */
const GLfloat cx = ix + 0.5F, cy = iy + 0.5F;
SWspanarrays *array = span.array;
+ ASSERT(ix >= 0);
#ifdef DO_INDEX
array->coverage[ix] = (GLfloat) compute_coveragei(pMin, pMax, pMid, ix, iy);
#else
diff --git a/src/mesa/swrast/s_accum.c b/src/mesa/swrast/s_accum.c
index 13a42fdf53e..ff741777e75 100644
--- a/src/mesa/swrast/s_accum.c
+++ b/src/mesa/swrast/s_accum.c
@@ -27,7 +27,7 @@
#include "main/context.h"
#include "main/macros.h"
#include "main/imports.h"
-#include "fbobject.h"
+#include "main/fbobject.h"
#include "s_accum.h"
#include "s_context.h"
@@ -525,8 +525,8 @@ accum_return(GLcontext *ctx, GLfloat value,
}
/* store colors */
- for (buffer = 0; buffer < fb->_NumColorDrawBuffers[0]; buffer++) {
- struct gl_renderbuffer *rb = fb->_ColorDrawBuffers[0][buffer];
+ for (buffer = 0; buffer < fb->_NumColorDrawBuffers; buffer++) {
+ struct gl_renderbuffer *rb = fb->_ColorDrawBuffers[buffer];
if (masking) {
_swrast_mask_rgba_span(ctx, rb, &span);
}
diff --git a/src/mesa/swrast/s_alpha.h b/src/mesa/swrast/s_alpha.h
index 92cb01b18ad..7a5b72e650a 100644
--- a/src/mesa/swrast/s_alpha.h
+++ b/src/mesa/swrast/s_alpha.h
@@ -28,7 +28,6 @@
#define S_ALPHA_H
-#include "main/mtypes.h"
#include "s_context.h"
diff --git a/src/mesa/swrast/s_atifragshader.c b/src/mesa/swrast/s_atifragshader.c
index 9fa352c36bf..21cbd3cf37f 100644
--- a/src/mesa/swrast/s_atifragshader.c
+++ b/src/mesa/swrast/s_atifragshader.c
@@ -1,5 +1,4 @@
/*
- *
* Copyright (C) 2004 David Airlie All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
diff --git a/src/mesa/swrast/s_bitmap.c b/src/mesa/swrast/s_bitmap.c
index 2308acae1cd..35b34e654ff 100644
--- a/src/mesa/swrast/s_bitmap.c
+++ b/src/mesa/swrast/s_bitmap.c
@@ -29,10 +29,10 @@
*/
#include "main/glheader.h"
-#include "bufferobj.h"
-#include "image.h"
+#include "main/bufferobj.h"
+#include "main/image.h"
#include "main/macros.h"
-#include "pixel.h"
+#include "main/pixel.h"
#include "s_context.h"
#include "s_span.h"
diff --git a/src/mesa/swrast/s_blend.c b/src/mesa/swrast/s_blend.c
index 7fd89453545..95c83432a9c 100644
--- a/src/mesa/swrast/s_blend.c
+++ b/src/mesa/swrast/s_blend.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.2
+ * Version: 7.1
*
- * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 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"),
@@ -880,7 +880,8 @@ blend_general(GLcontext *ctx, GLuint n, const GLubyte mask[],
}
}
else {
- blend_general_float(ctx, n, mask, rgbaF, destF, chanType);
+ blend_general_float(ctx, n, mask, (GLfloat (*)[4]) src,
+ (GLfloat (*)[4]) dst, chanType);
}
}
diff --git a/src/mesa/swrast/s_blend.h b/src/mesa/swrast/s_blend.h
index c8abecc099b..8d5a81635d5 100644
--- a/src/mesa/swrast/s_blend.h
+++ b/src/mesa/swrast/s_blend.h
@@ -27,7 +27,6 @@
#define S_BLEND_H
-#include "main/mtypes.h"
#include "s_context.h"
diff --git a/src/mesa/swrast/s_blit.c b/src/mesa/swrast/s_blit.c
index 0e12dfa1da6..bc4b2ac6251 100644
--- a/src/mesa/swrast/s_blit.c
+++ b/src/mesa/swrast/s_blit.c
@@ -135,7 +135,7 @@ blit_nearest(GLcontext *ctx,
switch (buffer) {
case GL_COLOR_BUFFER_BIT:
readRb = ctx->ReadBuffer->_ColorReadBuffer;
- drawRb = ctx->DrawBuffer->_ColorDrawBuffers[0][0];
+ drawRb = ctx->DrawBuffer->_ColorDrawBuffers[0];
comps = 4;
break;
case GL_DEPTH_BUFFER_BIT:
@@ -319,7 +319,7 @@ blit_linear(GLcontext *ctx,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1)
{
struct gl_renderbuffer *readRb = ctx->ReadBuffer->_ColorReadBuffer;
- struct gl_renderbuffer *drawRb = ctx->DrawBuffer->_ColorDrawBuffers[0][0];
+ struct gl_renderbuffer *drawRb = ctx->DrawBuffer->_ColorDrawBuffers[0];
const GLint srcWidth = ABS(srcX1 - srcX0);
const GLint dstWidth = ABS(dstX1 - dstX0);
@@ -493,7 +493,7 @@ simple_blit(GLcontext *ctx,
switch (buffer) {
case GL_COLOR_BUFFER_BIT:
readRb = ctx->ReadBuffer->_ColorReadBuffer;
- drawRb = ctx->DrawBuffer->_ColorDrawBuffers[0][0];
+ drawRb = ctx->DrawBuffer->_ColorDrawBuffers[0];
comps = 4;
break;
case GL_DEPTH_BUFFER_BIT:
@@ -745,6 +745,9 @@ _swrast_BlitFramebuffer(GLcontext *ctx,
};
GLint i;
+ if (!ctx->DrawBuffer->_NumColorDrawBuffers)
+ return;
+
if (!clip_blit(ctx, &srcX0, &srcY0, &srcX1, &srcY1,
&dstX0, &dstY0, &dstX1, &dstY1)) {
return;
diff --git a/src/mesa/swrast/s_buffers.c b/src/mesa/swrast/s_buffers.c
index a70f4745872..9e87d6d4857 100644
--- a/src/mesa/swrast/s_buffers.c
+++ b/src/mesa/swrast/s_buffers.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.2
+ * Version: 7.1
*
- * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 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"),
@@ -251,7 +251,7 @@ static void
clear_color_buffers(GLcontext *ctx)
{
GLboolean masking;
- GLuint i;
+ GLuint buf;
if (ctx->Visual.rgbMode) {
if (ctx->Color.ColorMask[0] &&
@@ -265,7 +265,7 @@ clear_color_buffers(GLcontext *ctx)
}
}
else {
- struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0][0];
+ struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0];
const GLuint indexBits = (1 << rb->IndexBits) - 1;
if ((ctx->Color.IndexMask & indexBits) == indexBits) {
masking = GL_FALSE;
@@ -275,8 +275,8 @@ clear_color_buffers(GLcontext *ctx)
}
}
- for (i = 0; i < ctx->DrawBuffer->_NumColorDrawBuffers[0]; i++) {
- struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0][i];
+ for (buf = 0; buf < ctx->DrawBuffer->_NumColorDrawBuffers; buf++) {
+ struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[buf];
if (ctx->Visual.rgbMode) {
if (masking) {
clear_rgba_buffer_with_masking(ctx, rb);
@@ -331,7 +331,8 @@ _swrast_Clear(GLcontext *ctx, GLbitfield buffers)
/* do software clearing here */
if (buffers) {
- if (buffers & ctx->DrawBuffer->_ColorDrawBufferMask[0]) {
+ if ((buffers & BUFFER_BITS_COLOR)
+ && (ctx->DrawBuffer->_NumColorDrawBuffers > 0)) {
clear_color_buffers(ctx);
}
if (buffers & BUFFER_BIT_DEPTH) {
diff --git a/src/mesa/swrast/s_context.c b/src/mesa/swrast/s_context.c
index 4d9b956f856..297940adbd6 100644
--- a/src/mesa/swrast/s_context.c
+++ b/src/mesa/swrast/s_context.c
@@ -2,7 +2,7 @@
* Mesa 3-D graphics library
* Version: 7.1
*
- * Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 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"),
@@ -27,13 +27,14 @@
*/
#include "main/imports.h"
-#include "bufferobj.h"
+#include "main/bufferobj.h"
#include "main/context.h"
#include "main/colormac.h"
#include "main/mtypes.h"
-#include "teximage.h"
-#include "swrast.h"
+#include "main/teximage.h"
+#include "shader/prog_parameter.h"
#include "shader/prog_statevars.h"
+#include "swrast.h"
#include "s_blend.h"
#include "s_context.h"
#include "s_lines.h"
@@ -87,7 +88,7 @@ _swrast_update_rasterflags( GLcontext *ctx )
* MULTI_DRAW_BIT flag. Also set it if we're drawing to no
* buffers or the RGBA or CI mask disables all writes.
*/
- if (ctx->DrawBuffer->_NumColorDrawBuffers[0] != 1) {
+ if (ctx->DrawBuffer->_NumColorDrawBuffers != 1) {
/* more than one color buffer designated for writing (or zero buffers) */
rasterMask |= MULTI_DRAW_BIT;
}
@@ -117,8 +118,8 @@ _swrast_update_rasterflags( GLcontext *ctx )
/**
- * Examine polycon culls tate to compute the _BackfaceSign field.
- * _BackfaceSign will be 0 if no culling, -1 if culling back-faces,
+ * Examine polygon cull state to compute the _BackfaceCullSign field.
+ * _BackfaceCullSign will be 0 if no culling, -1 if culling back-faces,
* and 1 if culling front-faces. The Polygon FrontFace state also
* factors in.
*/
@@ -128,31 +129,32 @@ _swrast_update_polygon( GLcontext *ctx )
GLfloat backface_sign;
if (ctx->Polygon.CullFlag) {
- backface_sign = 1.0;
switch (ctx->Polygon.CullFaceMode) {
case GL_BACK:
- if (ctx->Polygon.FrontFace == GL_CCW)
- backface_sign = -1.0;
+ backface_sign = -1.0;
break;
case GL_FRONT:
- if (ctx->Polygon.FrontFace != GL_CCW)
- backface_sign = -1.0;
+ backface_sign = 1.0;
break;
case GL_FRONT_AND_BACK:
/* fallthrough */
default:
backface_sign = 0.0;
- break;
}
}
else {
backface_sign = 0.0;
}
- SWRAST_CONTEXT(ctx)->_BackfaceSign = backface_sign;
+ SWRAST_CONTEXT(ctx)->_BackfaceCullSign = backface_sign;
+
+ /* This is for front/back-face determination, but not for culling */
+ SWRAST_CONTEXT(ctx)->_BackfaceSign
+ = (ctx->Polygon.FrontFace == GL_CW) ? -1.0 : 1.0;
}
+
/**
* Update the _PreferPixelFog field to indicate if we need to compute
* fog blend factors (from the fog coords) per-fragment.
@@ -500,6 +502,13 @@ _swrast_invalidate_state( GLcontext *ctx, GLbitfield new_state )
new_state = ~0;
}
+ {
+ const struct gl_fragment_program *fp = ctx->FragmentProgram._Current;
+ if (fp && (fp->Base.Parameters->StateFlags & new_state)) {
+ _mesa_load_state_parameters(ctx, fp->Base.Parameters);
+ }
+ }
+
if (new_state & swrast->InvalidateTriangleMask)
swrast->Triangle = _swrast_validate_triangle;
@@ -598,44 +607,6 @@ _swrast_update_active_attribs(GLcontext *ctx)
}
-/**
- * Update the swrast->_ColorOutputsMask which indicates which color
- * renderbuffers (aka rendertargets) are being written to by the current
- * fragment program.
- * We also take glDrawBuffers() into account to skip outputs that are
- * set to GL_NONE.
- */
-static void
-_swrast_update_color_outputs(GLcontext *ctx)
-{
- SWcontext *swrast = SWRAST_CONTEXT(ctx);
- const struct gl_framebuffer *fb = ctx->DrawBuffer;
-
- swrast->_ColorOutputsMask = 0;
- swrast->_NumColorOutputs = 0;
-
- if (ctx->FragmentProgram._Current) {
- const GLbitfield outputsWritten
- = ctx->FragmentProgram._Current->Base.OutputsWritten;
- GLuint output;
- for (output = 0; output < ctx->Const.MaxDrawBuffers; output++) {
- if ((outputsWritten & (1 << (FRAG_RESULT_DATA0 + output)))
- && (fb->_NumColorDrawBuffers[output] > 0)) {
- swrast->_ColorOutputsMask |= (1 << output);
- swrast->_NumColorOutputs = output + 1;
- }
- }
- }
- if (swrast->_ColorOutputsMask == 0x0) {
- /* no fragment program, or frag prog didn't write to gl_FragData[] */
- if (fb->_NumColorDrawBuffers[0] > 0) {
- swrast->_ColorOutputsMask = 0x1;
- swrast->_NumColorOutputs = 1;
- }
- }
-}
-
-
void
_swrast_validate_derived( GLcontext *ctx )
{
@@ -685,9 +656,6 @@ _swrast_validate_derived( GLcontext *ctx )
_NEW_TEXTURE))
_swrast_update_active_attribs(ctx);
- if (swrast->NewState & (_NEW_PROGRAM | _NEW_BUFFERS))
- _swrast_update_color_outputs(ctx);
-
swrast->NewState = 0;
swrast->StateChanges = 0;
swrast->InvalidateState = _swrast_invalidate_state;
@@ -767,6 +735,12 @@ _swrast_ResetLineStipple( GLcontext *ctx )
}
void
+_swrast_SetFacing(GLcontext *ctx, GLuint facing)
+{
+ SWRAST_CONTEXT(ctx)->PointLineFacing = facing;
+}
+
+void
_swrast_allow_vertex_fog( GLcontext *ctx, GLboolean value )
{
if (SWRAST_DEBUG) {
@@ -869,6 +843,8 @@ _swrast_DestroyContext( GLcontext *ctx )
}
FREE( swrast->SpanArrays );
+ if (swrast->ZoomedArrays)
+ FREE( swrast->ZoomedArrays );
FREE( swrast->TexelBuffer );
FREE( swrast );
diff --git a/src/mesa/swrast/s_context.h b/src/mesa/swrast/s_context.h
index daa07e15783..a511d1c9a17 100644
--- a/src/mesa/swrast/s_context.h
+++ b/src/mesa/swrast/s_context.h
@@ -128,17 +128,14 @@ typedef struct
* _swrast_validate_derived():
*/
GLbitfield _RasterMask;
- GLfloat _BackfaceSign;
+ GLfloat _BackfaceSign; /** +1 or -1 */
+ GLfloat _BackfaceCullSign; /** +1, 0, or -1 */
GLboolean _PreferPixelFog; /* Compute fog blend factor per fragment? */
GLboolean _AnyTextureCombine;
GLboolean _FogEnabled;
GLboolean _DeferredTexture;
GLenum _FogMode; /* either GL_FOG_MODE or fragment program's fog mode */
- /** Multiple render targets */
- GLbitfield _ColorOutputsMask;
- GLuint _NumColorOutputs;
-
/** List/array of the fragment attributes to interpolate */
GLuint _ActiveAttribs[FRAG_ATTRIB_MAX];
/** Same info, but as a bitmask */
@@ -156,6 +153,7 @@ typedef struct
/* Working values:
*/
GLuint StippleCounter; /**< Line stipple counter */
+ GLuint PointLineFacing;
GLbitfield NewState;
GLuint StateChanges;
GLenum Primitive; /* current primitive being drawn (ala glBegin) */
@@ -208,6 +206,7 @@ typedef struct
* on some systems.
*/
SWspanarrays *SpanArrays;
+ SWspanarrays *ZoomedArrays; /**< For pixel zooming */
/**
* Used to buffer N GL_POINTS, instead of rendering one by one.
diff --git a/src/mesa/swrast/s_copypix.c b/src/mesa/swrast/s_copypix.c
index 7385a9942c9..fc5990b261c 100644
--- a/src/mesa/swrast/s_copypix.c
+++ b/src/mesa/swrast/s_copypix.c
@@ -1,6 +1,6 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.3
+ * Version: 7.1
*
* Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
*
@@ -26,12 +26,12 @@
#include "main/glheader.h"
#include "main/context.h"
#include "main/colormac.h"
-#include "convolve.h"
-#include "histogram.h"
-#include "image.h"
+#include "main/convolve.h"
+#include "main/histogram.h"
+#include "main/image.h"
#include "main/macros.h"
#include "main/imports.h"
-#include "pixel.h"
+#include "main/pixel.h"
#include "s_context.h"
#include "s_depth.h"
@@ -71,13 +71,20 @@ regions_overlap(GLint srcx, GLint srcy,
}
else {
/* add one pixel of slop when zooming, just to be safe */
- if ((srcx > dstx + (width * zoomX) + 1) || (srcx + width + 1 < dstx)) {
+ if (srcx > (dstx + ((zoomX > 0.0F) ? (width * zoomX + 1.0F) : 0.0F))) {
+ /* src is completely right of dest */
+ return GL_FALSE;
+ }
+ else if (srcx + width + 1.0F < dstx + ((zoomX > 0.0F) ? 0.0F : (width * zoomX))) {
+ /* src is completely left of dest */
return GL_FALSE;
}
else if ((srcy < dsty) && (srcy + height < dsty + (height * zoomY))) {
+ /* src is completely below dest */
return GL_FALSE;
}
else if ((srcy > dsty) && (srcy + height > dsty + (height * zoomY))) {
+ /* src is completely above dest */
return GL_FALSE;
}
else {
@@ -823,10 +830,10 @@ fast_copy_pixels(GLcontext *ctx,
}
if (type == GL_COLOR) {
- if (dstFb->_NumColorDrawBuffers[0] != 1)
+ if (dstFb->_NumColorDrawBuffers != 1)
return GL_FALSE;
srcRb = srcFb->_ColorReadBuffer;
- dstRb = dstFb->_ColorDrawBuffers[0][0];
+ dstRb = dstFb->_ColorDrawBuffers[0];
}
else if (type == GL_STENCIL) {
srcRb = srcFb->_StencilBuffer;
diff --git a/src/mesa/swrast/s_depth.c b/src/mesa/swrast/s_depth.c
index a9d3e9d98e7..26e23f02d59 100644
--- a/src/mesa/swrast/s_depth.c
+++ b/src/mesa/swrast/s_depth.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.1
+ * Version: 7.2.1
*
- * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 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"),
@@ -27,7 +27,7 @@
#include "main/context.h"
#include "main/macros.h"
#include "main/imports.h"
-#include "fbobject.h"
+#include "main/fbobject.h"
#include "s_depth.h"
#include "s_context.h"
@@ -534,15 +534,15 @@ depth_test_span( GLcontext *ctx, SWspan *span)
if (rb->DataType == GL_UNSIGNED_SHORT) {
GLushort zbuffer[MAX_WIDTH];
rb->GetRow(ctx, rb, count, x, y, zbuffer);
- passed = depth_test_span16(ctx, count, zbuffer, zValues, mask );
- rb->PutRow(ctx, rb, count, x, y, zbuffer, NULL);
+ passed = depth_test_span16(ctx, count, zbuffer, zValues, mask);
+ rb->PutRow(ctx, rb, count, x, y, zbuffer, mask);
}
else {
GLuint zbuffer[MAX_WIDTH];
ASSERT(rb->DataType == GL_UNSIGNED_INT);
rb->GetRow(ctx, rb, count, x, y, zbuffer);
- passed = depth_test_span32(ctx, count, zbuffer, zValues, mask );
- rb->PutRow(ctx, rb, count, x, y, zbuffer, NULL);
+ passed = depth_test_span32(ctx, count, zbuffer, zValues, mask);
+ rb->PutRow(ctx, rb, count, x, y, zbuffer, mask);
}
}
@@ -1080,15 +1080,15 @@ depth_test_pixels( GLcontext *ctx, SWspan *span )
if (rb->DataType == GL_UNSIGNED_SHORT) {
GLushort zbuffer[MAX_WIDTH];
_swrast_get_values(ctx, rb, count, x, y, zbuffer, sizeof(GLushort));
- depth_test_span16(ctx, count, zbuffer, z, mask );
- rb->PutValues(ctx, rb, count, x, y, zbuffer, NULL);
+ depth_test_span16(ctx, count, zbuffer, z, mask);
+ rb->PutValues(ctx, rb, count, x, y, zbuffer, mask);
}
else {
GLuint zbuffer[MAX_WIDTH];
ASSERT(rb->DataType == GL_UNSIGNED_INT);
_swrast_get_values(ctx, rb, count, x, y, zbuffer, sizeof(GLuint));
- depth_test_span32(ctx, count, zbuffer, z, mask );
- rb->PutValues(ctx, rb, count, x, y, zbuffer, NULL);
+ depth_test_span32(ctx, count, zbuffer, z, mask);
+ rb->PutValues(ctx, rb, count, x, y, zbuffer, mask);
}
}
diff --git a/src/mesa/swrast/s_depth.h b/src/mesa/swrast/s_depth.h
index 484cc73f493..36886256830 100644
--- a/src/mesa/swrast/s_depth.h
+++ b/src/mesa/swrast/s_depth.h
@@ -27,7 +27,6 @@
#define S_DEPTH_H
-#include "main/mtypes.h"
#include "s_context.h"
diff --git a/src/mesa/swrast/s_drawpix.c b/src/mesa/swrast/s_drawpix.c
index d1120d2cee5..7af3e3dad1c 100644
--- a/src/mesa/swrast/s_drawpix.c
+++ b/src/mesa/swrast/s_drawpix.c
@@ -24,17 +24,16 @@
#include "main/glheader.h"
-#include "bufferobj.h"
+#include "main/bufferobj.h"
#include "main/context.h"
-#include "convolve.h"
-#include "image.h"
+#include "main/convolve.h"
+#include "main/image.h"
#include "main/macros.h"
#include "main/imports.h"
-#include "pixel.h"
-#include "state.h"
+#include "main/pixel.h"
+#include "main/state.h"
#include "s_context.h"
-#include "s_drawpix.h"
#include "s_span.h"
#include "s_stencil.h"
#include "s_zoom.h"
@@ -53,8 +52,8 @@ fast_draw_rgba_pixels(GLcontext *ctx, GLint x, GLint y,
const GLvoid *pixels)
{
const GLint imgX = x, imgY = y;
- struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0][0];
- const GLenum rbType = rb->DataType;
+ struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0];
+ GLenum rbType;
SWcontext *swrast = SWRAST_CONTEXT(ctx);
SWspan span;
GLboolean simpleZoom;
@@ -62,6 +61,11 @@ fast_draw_rgba_pixels(GLcontext *ctx, GLint x, GLint y,
struct gl_pixelstore_attrib unpack;
GLint destX, destY, drawWidth, drawHeight; /* post clipping */
+ if (!rb)
+ return GL_TRUE; /* no-op */
+
+ rbType = rb->DataType;
+
if ((swrast->_RasterMask & ~CLIP_BIT) ||
ctx->Texture._EnabledCoordUnits ||
userUnpack->SwapBytes ||
@@ -608,8 +612,8 @@ draw_rgba_pixels( GLcontext *ctx, GLint x, GLint y,
IMAGE_POST_CONVOLUTION_SCALE_BIAS);
}
- if (ctx->DrawBuffer->_NumColorDrawBuffers[0] > 0 &&
- ctx->DrawBuffer->_ColorDrawBuffers[0][0]->DataType != GL_FLOAT &&
+ if (ctx->DrawBuffer->_NumColorDrawBuffers > 0 &&
+ ctx->DrawBuffer->_ColorDrawBuffers[0]->DataType != GL_FLOAT &&
ctx->Color.ClampFragmentColor != GL_FALSE) {
/* need to clamp colors before applying fragment ops */
transferOps |= IMAGE_CLAMP_BIT;
@@ -834,9 +838,11 @@ _swrast_DrawPixels( GLcontext *ctx,
if (swrast->NewState)
_swrast_validate_derived( ctx );
- pixels = _mesa_map_drawpix_pbo(ctx, unpack, pixels);
- if (!pixels)
- return;
+ pixels = _mesa_map_drawpix_pbo(ctx, unpack, pixels);
+ if (!pixels) {
+ RENDER_FINISH(swrast,ctx);
+ return;
+ }
switch (format) {
case GL_STENCIL_INDEX:
@@ -873,11 +879,9 @@ _swrast_DrawPixels( GLcontext *ctx,
/* don't return yet, clean-up */
}
-end:
-
RENDER_FINISH(swrast,ctx);
- _mesa_unmap_drawpix_pbo(ctx, unpack);
+ _mesa_unmap_drapix_pbo(ctx, unpack);
}
diff --git a/src/mesa/swrast/s_drawpix.h b/src/mesa/swrast/s_drawpix.h
deleted file mode 100644
index 7882a799663..00000000000
--- a/src/mesa/swrast/s_drawpix.h
+++ /dev/null
@@ -1,36 +0,0 @@
-
-/*
- * Mesa 3-D graphics library
- * Version: 3.5
- *
- * Copyright (C) 1999-2001 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.
- */
-
-
-#ifndef S_DRAWPIXELS_H
-#define S_DRAWPIXELS_H
-
-
-#include "main/mtypes.h"
-#include "swrast.h"
-
-/* XXX kill this header? */
-
-#endif
diff --git a/src/mesa/swrast/s_feedback.c b/src/mesa/swrast/s_feedback.c
index 31cea8e41f3..aa79531277c 100644
--- a/src/mesa/swrast/s_feedback.c
+++ b/src/mesa/swrast/s_feedback.c
@@ -26,7 +26,7 @@
#include "main/colormac.h"
#include "main/context.h"
#include "main/enums.h"
-#include "feedback.h"
+#include "main/feedback.h"
#include "main/macros.h"
#include "s_context.h"
diff --git a/src/mesa/swrast/s_feedback.h b/src/mesa/swrast/s_feedback.h
index 6484f1dc751..9feab75dbb0 100644
--- a/src/mesa/swrast/s_feedback.h
+++ b/src/mesa/swrast/s_feedback.h
@@ -28,7 +28,6 @@
#define S_FEEDBACK_H
-#include "main/mtypes.h"
#include "swrast.h"
diff --git a/src/mesa/swrast/s_fog.h b/src/mesa/swrast/s_fog.h
index 2346dd1734d..50760d88af7 100644
--- a/src/mesa/swrast/s_fog.h
+++ b/src/mesa/swrast/s_fog.h
@@ -28,7 +28,6 @@
#define S_FOG_H
-#include "main/mtypes.h"
#include "swrast.h"
diff --git a/src/mesa/swrast/s_fragprog.c b/src/mesa/swrast/s_fragprog.c
index 8eeb40f7c53..525cf9d7245 100644
--- a/src/mesa/swrast/s_fragprog.c
+++ b/src/mesa/swrast/s_fragprog.c
@@ -44,7 +44,8 @@ fetch_texel_lod( GLcontext *ctx, const GLfloat texcoord[4], GLfloat lambda,
SWcontext *swrast = SWRAST_CONTEXT(ctx);
const struct gl_texture_object *texObj = ctx->Texture.Unit[unit]._Current;
- lambda = CLAMP(lambda, texObj->MinLod, texObj->MaxLod);
+ if (texObj)
+ lambda = CLAMP(lambda, texObj->MinLod, texObj->MaxLod);
/* XXX use a float-valued TextureSample routine here!!! */
swrast->TextureSample[unit](ctx, texObj, 1, (const GLfloat (*)[4]) texcoord,
@@ -68,20 +69,23 @@ fetch_texel_deriv( GLcontext *ctx, const GLfloat texcoord[4],
{
SWcontext *swrast = SWRAST_CONTEXT(ctx);
const struct gl_texture_object *texObj = ctx->Texture.Unit[unit]._Current;
- const struct gl_texture_image *texImg = texObj->Image[0][texObj->BaseLevel];
- const GLfloat texW = (GLfloat) texImg->WidthScale;
- const GLfloat texH = (GLfloat) texImg->HeightScale;
+ GLfloat lambda;
GLchan rgba[4];
- GLfloat lambda
- = _swrast_compute_lambda(texdx[0], texdy[0], /* ds/dx, ds/dy */
- texdx[1], texdy[1], /* dt/dx, dt/dy */
- texdx[3], texdy[2], /* dq/dx, dq/dy */
- texW, texH,
- texcoord[0], texcoord[1], texcoord[3],
- 1.0F / texcoord[3]) + lodBias;
+ if (texObj) {
+ const struct gl_texture_image *texImg = texObj->Image[0][texObj->BaseLevel];
+ const GLfloat texW = (GLfloat) texImg->WidthScale;
+ const GLfloat texH = (GLfloat) texImg->HeightScale;
- lambda = CLAMP(lambda, texObj->MinLod, texObj->MaxLod);
+ lambda = _swrast_compute_lambda(texdx[0], texdy[0], /* ds/dx, ds/dy */
+ texdx[1], texdy[1], /* dt/dx, dt/dy */
+ texdx[3], texdy[2], /* dq/dx, dq/dy */
+ texW, texH,
+ texcoord[0], texcoord[1], texcoord[3],
+ 1.0F / texcoord[3]) + lodBias;
+
+ lambda = CLAMP(lambda, texObj->MinLod, texObj->MaxLod);
+ }
swrast->TextureSample[unit](ctx, texObj, 1, (const GLfloat (*)[4]) texcoord,
&lambda, &rgba);
@@ -124,7 +128,8 @@ init_machine(GLcontext *ctx, struct gl_program_machine *machine,
/* if running a GLSL program (not ARB_fragment_program) */
if (ctx->Shader.CurrentProgram) {
/* Store front/back facing value in register FOGC.Y */
- machine->Attribs[FRAG_ATTRIB_FOGC][col][1] = (GLfloat) ctx->_Facing;
+ machine->Attribs[FRAG_ATTRIB_FOGC][col][1] = 1.0 - span->facing;
+ /* Note FOGC.ZW is gl_PointCoord if drawing a sprite */
}
machine->CurElement = col;
@@ -171,11 +176,11 @@ run_program(GLcontext *ctx, SWspan *span, GLuint start, GLuint end)
* Note that colors beyond 0 and 1 will overwrite other
* attributes, such as FOGC, TEX0, TEX1, etc. That's OK.
*/
- GLuint output;
- for (output = 0; output < swrast->_NumColorOutputs; output++) {
- if (outputsWritten & (1 << (FRAG_RESULT_DATA0 + output))) {
- COPY_4V(span->array->attribs[FRAG_ATTRIB_COL0+output][i],
- machine->Outputs[FRAG_RESULT_DATA0 + output]);
+ GLuint buf;
+ for (buf = 0; buf < ctx->DrawBuffer->_NumColorDrawBuffers; buf++) {
+ if (outputsWritten & (1 << (FRAG_RESULT_DATA0 + buf))) {
+ COPY_4V(span->array->attribs[FRAG_ATTRIB_COL0 + buf][i],
+ machine->Outputs[FRAG_RESULT_DATA0 + buf]);
}
}
}
diff --git a/src/mesa/swrast/s_imaging.c b/src/mesa/swrast/s_imaging.c
index 73aaba1ec9f..591857c3423 100644
--- a/src/mesa/swrast/s_imaging.c
+++ b/src/mesa/swrast/s_imaging.c
@@ -27,10 +27,11 @@
* extensions into either swrast or a sister module.
*/
+#include "main/glheader.h"
+#include "main/colortab.h"
+#include "main/convolve.h"
#include "s_context.h"
#include "s_span.h"
-#include "colortab.h"
-#include "convolve.h"
void
diff --git a/src/mesa/swrast/s_lines.h b/src/mesa/swrast/s_lines.h
index 6c629ca2d45..22979a02b60 100644
--- a/src/mesa/swrast/s_lines.h
+++ b/src/mesa/swrast/s_lines.h
@@ -27,7 +27,7 @@
#ifndef S_LINES_H
#define S_LINES_H
-#include "main/mtypes.h"
+#include "swrast.h"
void
_swrast_choose_line( GLcontext *ctx );
diff --git a/src/mesa/swrast/s_linetemp.h b/src/mesa/swrast/s_linetemp.h
index 1accfc67e2c..1abf8d6c7f3 100644
--- a/src/mesa/swrast/s_linetemp.h
+++ b/src/mesa/swrast/s_linetemp.h
@@ -308,6 +308,9 @@ NAME( GLcontext *ctx, const SWvertex *vert0, const SWvertex *vert1 )
span.interpMask = interpFlags;
span.arrayMask = SPAN_XY;
+ span.facing = swrast->PointLineFacing;
+
+
/*
* Draw
*/
diff --git a/src/mesa/swrast/s_logic.h b/src/mesa/swrast/s_logic.h
index 04ef00bb996..ba20cd7b325 100644
--- a/src/mesa/swrast/s_logic.h
+++ b/src/mesa/swrast/s_logic.h
@@ -27,7 +27,6 @@
#define S_LOGIC_H
-#include "main/mtypes.h"
#include "swrast.h"
diff --git a/src/mesa/swrast/s_masking.h b/src/mesa/swrast/s_masking.h
index 688c07c7ae7..3260ca34e32 100644
--- a/src/mesa/swrast/s_masking.h
+++ b/src/mesa/swrast/s_masking.h
@@ -27,7 +27,6 @@
#define S_MASKING_H
-#include "main/mtypes.h"
#include "swrast.h"
diff --git a/src/mesa/swrast/s_points.c b/src/mesa/swrast/s_points.c
index 9f52da980c7..61ff4d0b84c 100644
--- a/src/mesa/swrast/s_points.c
+++ b/src/mesa/swrast/s_points.c
@@ -27,7 +27,7 @@
#include "main/colormac.h"
#include "main/context.h"
#include "main/macros.h"
-#include "texstate.h"
+#include "main/texstate.h"
#include "s_context.h"
#include "s_feedback.h"
#include "s_points.h"
@@ -46,6 +46,38 @@
} while(0)
+
+/**
+ * Get/compute the point size.
+ * The size may come from a vertex shader, or computed with attentuation
+ * or just the glPointSize value.
+ * Must also clamp to user-defined range and implmentation limits.
+ */
+static INLINE GLfloat
+get_size(const GLcontext *ctx, const SWvertex *vert, GLboolean smoothed)
+{
+ GLfloat size;
+
+ if (ctx->Point._Attenuated || ctx->VertexProgram.PointSizeEnabled) {
+ /* use vertex's point size */
+ size = vert->pointSize;
+ }
+ else {
+ /* use constant point size */
+ size = ctx->Point.Size;
+ }
+ /* always clamp to user-specified limits */
+ size = CLAMP(size, ctx->Point.MinSize, ctx->Point.MaxSize);
+ /* clamp to implementation limits */
+ if (smoothed)
+ size = CLAMP(size, ctx->Const.MinPointSizeAA, ctx->Const.MaxPointSizeAA);
+ else
+ size = CLAMP(size, ctx->Const.MinPointSize, ctx->Const.MaxPointSize);
+
+ return size;
+}
+
+
/**
* Draw a point sprite
*/
@@ -68,23 +100,14 @@ sprite_point(GLcontext *ctx, const SWvertex *vert)
span.z = (GLuint) (vert->attrib[FRAG_ATTRIB_WPOS][2] + 0.5F);
span.zStep = 0;
- /* compute size */
- if (ctx->Point._Attenuated || ctx->VertexProgram.PointSizeEnabled) {
- /* use vertex's point size */
- /* first, clamp attenuated size to the user-specifed range */
- size = CLAMP(vert->pointSize, ctx->Point.MinSize, ctx->Point.MaxSize);
- }
- else {
- /* use constant point size */
- size = ctx->Point.Size;
- }
- /* clamp to non-AA implementation limits */
- size = CLAMP(size, ctx->Const.MinPointSize, ctx->Const.MaxPointSize);
+ size = get_size(ctx, vert, GL_FALSE);
/* span init */
INIT_SPAN(span, GL_POINT);
span.interpMask = SPAN_Z | SPAN_RGBA;
+ span.facing = swrast->PointLineFacing;
+
span.red = ChanToFixed(vert->color[0]);
span.green = ChanToFixed(vert->color[1]);
span.blue = ChanToFixed(vert->color[2]);
@@ -106,13 +129,13 @@ sprite_point(GLcontext *ctx, const SWvertex *vert)
s = 0.0;
dsdx = 1.0 / size;
if (ctx->Point.SpriteOrigin == GL_LOWER_LEFT) {
- t0 = 0.0;
dtdy = 1.0 / size;
+ t0 = 0.5 * dtdy;
}
else {
/* GL_UPPER_LEFT */
- t0 = 1.0;
dtdy = -1.0 / size;
+ t0 = 1.0 + 0.5 * dtdy;
}
ATTRIB_LOOP_BEGIN
@@ -186,9 +209,10 @@ sprite_point(GLcontext *ctx, const SWvertex *vert)
}
else {
/* even size */
- xmin = (GLint) x - iRadius + 1;
+ /* 0.501 factor allows conformance to pass */
+ xmin = (GLint) (x + 0.501) - iRadius;
xmax = xmin + iSize - 1;
- ymin = (GLint) y - iRadius + 1;
+ ymin = (GLint) (y + 0.501) - iRadius;
ymax = ymin + iSize - 1;
}
@@ -236,18 +260,7 @@ smooth_point(GLcontext *ctx, const SWvertex *vert)
span.z = (GLuint) (vert->attrib[FRAG_ATTRIB_WPOS][2] + 0.5F);
span.zStep = 0;
- /* compute size */
- if (ctx->Point._Attenuated || ctx->VertexProgram.PointSizeEnabled) {
- /* use vertex's point size */
- /* first, clamp attenuated size to the user-specifed range */
- size = CLAMP(vert->pointSize, ctx->Point.MinSize, ctx->Point.MaxSize);
- }
- else {
- /* use constant point size */
- size = ctx->Point.Size;
- }
- /* clamp to AA implementation limits */
- size = CLAMP(size, ctx->Const.MinPointSizeAA, ctx->Const.MaxPointSizeAA);
+ size = get_size(ctx, vert, GL_TRUE);
/* alpha attenuation / fade factor */
if (ctx->Multisample._Enabled) {
@@ -269,6 +282,8 @@ smooth_point(GLcontext *ctx, const SWvertex *vert)
span.interpMask = SPAN_Z | SPAN_RGBA;
span.arrayMask = SPAN_COVERAGE | SPAN_MASK;
+ span.facing = swrast->PointLineFacing;
+
span.red = ChanToFixed(vert->color[0]);
span.green = ChanToFixed(vert->color[1]);
span.blue = ChanToFixed(vert->color[2]);
@@ -370,22 +385,12 @@ large_point(GLcontext *ctx, const SWvertex *vert)
span.z = (GLuint) (vert->attrib[FRAG_ATTRIB_WPOS][2] + 0.5F);
span.zStep = 0;
- /* compute size */
- if (ctx->Point._Attenuated || ctx->VertexProgram.PointSizeEnabled) {
- /* use vertex's point size */
- /* first, clamp attenuated size to the user-specifed range */
- size = CLAMP(vert->pointSize, ctx->Point.MinSize, ctx->Point.MaxSize);
- }
- else {
- /* use constant point size */
- size = ctx->Point.Size;
- }
- /* clamp to non-AA implementation limits */
- size = CLAMP(size, ctx->Const.MinPointSize, ctx->Const.MaxPointSize);
+ size = get_size(ctx, vert, GL_FALSE);
/* span init */
INIT_SPAN(span, GL_POINT);
span.arrayMask = SPAN_XY;
+ span.facing = swrast->PointLineFacing;
if (ciMode) {
span.interpMask = SPAN_Z | SPAN_INDEX;
@@ -435,9 +440,10 @@ large_point(GLcontext *ctx, const SWvertex *vert)
}
else {
/* even size */
- xmin = (GLint) x - iRadius + 1;
+ /* 0.501 factor allows conformance to pass */
+ xmin = (GLint) (x + 0.501) - iRadius;
xmax = xmin + iSize - 1;
- ymin = (GLint) y - iRadius + 1;
+ ymin = (GLint) (y + 0.501) - iRadius;
ymax = ymin + iSize - 1;
}
@@ -491,16 +497,21 @@ pixel_point(GLcontext *ctx, const SWvertex *vert)
/* check if we need to flush */
if (span->end >= MAX_WIDTH ||
- (swrast->_RasterMask & (BLEND_BIT | LOGIC_OP_BIT | MASKING_BIT))) {
- if (ciMode)
- _swrast_write_index_span(ctx, span);
- else
- _swrast_write_rgba_span(ctx, span);
- span->end = 0;
+ (swrast->_RasterMask & (BLEND_BIT | LOGIC_OP_BIT | MASKING_BIT)) ||
+ span->facing != swrast->PointLineFacing) {
+ if (span->end > 0) {
+ if (ciMode)
+ _swrast_write_index_span(ctx, span);
+ else
+ _swrast_write_rgba_span(ctx, span);
+ span->end = 0;
+ }
}
count = span->end;
+ span->facing = swrast->PointLineFacing;
+
/* fragment attributes */
if (ciMode) {
span->array->index[count] = (GLuint) vert->attrib[FRAG_ATTRIB_CI][0];
diff --git a/src/mesa/swrast/s_points.h b/src/mesa/swrast/s_points.h
index 3fda115c0df..9e39c601efb 100644
--- a/src/mesa/swrast/s_points.h
+++ b/src/mesa/swrast/s_points.h
@@ -27,7 +27,7 @@
#ifndef S_POINTS_H
#define S_POINTS_H
-#include "main/mtypes.h"
+#include "swrast.h"
extern void
_swrast_choose_point( GLcontext *ctx );
diff --git a/src/mesa/swrast/s_readpix.c b/src/mesa/swrast/s_readpix.c
index 6186f92899e..f2630451707 100644
--- a/src/mesa/swrast/s_readpix.c
+++ b/src/mesa/swrast/s_readpix.c
@@ -1,6 +1,6 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.3
+ * Version: 7.0.3
*
* Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
*
@@ -24,16 +24,16 @@
#include "main/glheader.h"
-#include "bufferobj.h"
+#include "main/bufferobj.h"
#include "main/colormac.h"
-#include "convolve.h"
+#include "main/convolve.h"
#include "main/context.h"
-#include "feedback.h"
-#include "image.h"
+#include "main/feedback.h"
+#include "main/image.h"
#include "main/macros.h"
#include "main/imports.h"
-#include "pixel.h"
-#include "state.h"
+#include "main/pixel.h"
+#include "main/state.h"
#include "s_context.h"
#include "s_depth.h"
@@ -129,7 +129,8 @@ read_depth_pixels( GLcontext *ctx,
rb->GetRow(ctx, rb, width, x, y, dest);
/* convert range from 24-bit to 32-bit */
for (k = 0; k < width; k++) {
- dest[k] = (dest[k] << 8) | (dest[k] >> 24);
+ /* Note: put MSByte of 24-bit value into LSByte */
+ dest[k] = (dest[k] << 8) | ((dest[k] >> 16) & 0xff);
}
}
}
@@ -569,13 +570,14 @@ _swrast_ReadPixels( GLcontext *ctx,
/* Do all needed clipping here, so that we can forget about it later */
if (!_mesa_clip_readpixels(ctx, &x, &y, &width, &height, &clippedPacking)) {
/* The ReadPixels region is totally outside the window bounds */
- goto end;
+ RENDER_FINISH(swrast, ctx);
+ return;
}
pixels = _mesa_map_readpix_pbo(ctx, &clippedPacking, pixels);
if (!pixels)
return;
-
+
switch (format) {
case GL_COLOR_INDEX:
read_index_pixels(ctx, x, y, width, height, type, pixels,
@@ -612,8 +614,6 @@ _swrast_ReadPixels( GLcontext *ctx,
/* don't return yet, clean-up */
}
-
-end:
RENDER_FINISH(swrast, ctx);
_mesa_unmap_readpix_pbo(ctx, &clippedPacking);
diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c
index 457dc4a6ce2..214c2a1b6f3 100644
--- a/src/mesa/swrast/s_span.c
+++ b/src/mesa/swrast/s_span.c
@@ -35,7 +35,7 @@
#include "main/context.h"
#include "main/macros.h"
#include "main/imports.h"
-#include "image.h"
+#include "main/image.h"
#include "s_atifragshader.h"
#include "s_alpha.h"
@@ -64,8 +64,11 @@ _swrast_span_default_attribs(GLcontext *ctx, SWspan *span)
const GLfloat depthMax = ctx->DrawBuffer->_DepthMaxF;
if (ctx->DrawBuffer->Visual.depthBits <= 16)
span->z = FloatToFixed(ctx->Current.RasterPos[2] * depthMax + 0.5F);
- else
- span->z = (GLint) (ctx->Current.RasterPos[2] * depthMax + 0.5F);
+ else {
+ GLfloat tmpf = ctx->Current.RasterPos[2] * depthMax;
+ tmpf = MIN2(tmpf, depthMax);
+ span->z = (GLint)tmpf;
+ }
span->zStep = 0;
span->interpMask |= SPAN_Z;
}
@@ -789,6 +792,7 @@ _swrast_write_index_span( GLcontext *ctx, SWspan *span)
const SWcontext *swrast = SWRAST_CONTEXT(ctx);
const GLbitfield origInterpMask = span->interpMask;
const GLbitfield origArrayMask = span->arrayMask;
+ struct gl_framebuffer *fb = ctx->DrawBuffer;
ASSERT(span->end <= MAX_WIDTH);
ASSERT(span->primitive == GL_POINT || span->primitive == GL_LINE ||
@@ -815,7 +819,7 @@ _swrast_write_index_span( GLcontext *ctx, SWspan *span)
}
/* Depth bounds test */
- if (ctx->Depth.BoundsTest && ctx->DrawBuffer->Visual.depthBits > 0) {
+ if (ctx->Depth.BoundsTest && fb->Visual.depthBits > 0) {
if (!_swrast_depth_bounds_test(ctx, span)) {
return;
}
@@ -827,10 +831,10 @@ _swrast_write_index_span( GLcontext *ctx, SWspan *span)
GLuint i;
for (i = 0; i < span->end; i++) {
if (span->array->mask[i]) {
- assert(span->array->x[i] >= ctx->DrawBuffer->_Xmin);
- assert(span->array->x[i] < ctx->DrawBuffer->_Xmax);
- assert(span->array->y[i] >= ctx->DrawBuffer->_Ymin);
- assert(span->array->y[i] < ctx->DrawBuffer->_Ymax);
+ assert(span->array->x[i] >= fb->_Xmin);
+ assert(span->array->x[i] < fb->_Xmax);
+ assert(span->array->y[i] >= fb->_Ymin);
+ assert(span->array->y[i] < fb->_Ymax);
}
}
}
@@ -873,7 +877,7 @@ _swrast_write_index_span( GLcontext *ctx, SWspan *span)
#endif
/* we have to wait until after occlusion to do this test */
- if (ctx->Color.DrawBuffer == GL_NONE || ctx->Color.IndexMask == 0) {
+ if (ctx->Color.IndexMask == 0) {
/* write no pixels */
span->arrayMask = origArrayMask;
return;
@@ -909,22 +913,21 @@ _swrast_write_index_span( GLcontext *ctx, SWspan *span)
* Write to renderbuffers
*/
{
- struct gl_framebuffer *fb = ctx->DrawBuffer;
- const GLuint output = 0; /* only frag progs can write to other outputs */
- const GLuint numDrawBuffers = fb->_NumColorDrawBuffers[output];
- GLuint indexSave[MAX_WIDTH];
+ const GLuint numBuffers = fb->_NumColorDrawBuffers;
GLuint buf;
- if (numDrawBuffers > 1) {
- /* save indexes for second, third renderbuffer writes */
- _mesa_memcpy(indexSave, span->array->index,
- span->end * sizeof(indexSave[0]));
- }
+ for (buf = 0; buf < numBuffers; buf++) {
+ struct gl_renderbuffer *rb = fb->_ColorDrawBuffers[buf];
+ GLuint indexSave[MAX_WIDTH];
- for (buf = 0; buf < fb->_NumColorDrawBuffers[output]; buf++) {
- struct gl_renderbuffer *rb = fb->_ColorDrawBuffers[output][buf];
ASSERT(rb->_BaseFormat == GL_COLOR_INDEX);
+ if (numBuffers > 1) {
+ /* save indexes for second, third renderbuffer writes */
+ _mesa_memcpy(indexSave, span->array->index,
+ span->end * sizeof(indexSave[0]));
+ }
+
if (ctx->Color.IndexLogicOpEnabled) {
_swrast_logicop_ci_span(ctx, rb, span);
}
@@ -999,7 +1002,7 @@ _swrast_write_index_span( GLcontext *ctx, SWspan *span)
}
}
- if (buf + 1 < numDrawBuffers) {
+ if (buf + 1 < numBuffers) {
/* restore original span values */
_mesa_memcpy(span->array->index, indexSave,
span->end * sizeof(indexSave[0]));
@@ -1116,7 +1119,7 @@ clamp_colors(SWspan *span)
/**
* Convert the span's color arrays to the given type.
- * The only way 'output' can be greater than one is when we have a fragment
+ * The only way 'output' can be greater than zero is when we have a fragment
* program that writes to gl_FragData[1] or higher.
* \param output which fragment program color output is being processed
*/
@@ -1180,8 +1183,10 @@ shade_texture_span(GLcontext *ctx, SWspan *span)
if (span->primitive == GL_BITMAP && span->array->ChanType != GL_FLOAT) {
convert_color_type(span, GL_FLOAT, 0);
}
- if (span->primitive != GL_POINT || ctx->Point.PointSprite) {
- /* for points, we populated the arrays already */
+ if (span->primitive != GL_POINT ||
+ (span->interpMask & SPAN_RGBA) ||
+ ctx->Point.PointSprite) {
+ /* for single-pixel points, we populated the arrays already */
interpolate_active_attribs(ctx, span, ~0);
}
span->array->ChanType = GL_FLOAT;
@@ -1246,7 +1251,6 @@ _swrast_write_rgba_span( GLcontext *ctx, SWspan *span)
|| ctx->ATIFragmentShader._Enabled);
const GLboolean shaderOrTexture = shader || ctx->Texture._EnabledUnits;
struct gl_framebuffer *fb = ctx->DrawBuffer;
- GLuint output;
/*
printf("%s() interp 0x%x array 0x%x\n", __FUNCTION__,
@@ -1396,67 +1400,67 @@ _swrast_write_rgba_span( GLcontext *ctx, SWspan *span)
/*
* Write to renderbuffers
*/
- /* Loop over color outputs (GL_ARB_draw_buffers) written by frag prog */
- for (output = 0; output < swrast->_NumColorOutputs; output++) {
- if (swrast->_ColorOutputsMask & (1 << output)) {
- const GLuint numDrawBuffers = fb->_NumColorDrawBuffers[output];
- GLchan rgbaSave[MAX_WIDTH][4];
- GLuint buf;
-
- ASSERT(numDrawBuffers > 0);
-
- if (fb->_ColorDrawBuffers[output][0]->DataType
- != span->array->ChanType || output > 0) {
- convert_color_type(span,
- fb->_ColorDrawBuffers[output][0]->DataType,
- output);
- }
-
- if (numDrawBuffers > 1) {
- /* save colors for second, third renderbuffer writes */
- _mesa_memcpy(rgbaSave, span->array->rgba,
- 4 * span->end * sizeof(GLchan));
- }
-
- /* Loop over renderbuffers (i.e. GL_FRONT_AND_BACK) */
- for (buf = 0; buf < numDrawBuffers; buf++) {
- struct gl_renderbuffer *rb = fb->_ColorDrawBuffers[output][buf];
- ASSERT(rb->_BaseFormat == GL_RGBA || rb->_BaseFormat == GL_RGB);
-
- if (ctx->Color._LogicOpEnabled) {
- _swrast_logicop_rgba_span(ctx, rb, span);
- }
- else if (ctx->Color.BlendEnabled) {
- _swrast_blend_span(ctx, rb, span);
- }
-
- if (colorMask != 0xffffffff) {
- _swrast_mask_rgba_span(ctx, rb, span);
- }
-
- if (span->arrayMask & SPAN_XY) {
- /* array of pixel coords */
- ASSERT(rb->PutValues);
- rb->PutValues(ctx, rb, span->end,
- span->array->x, span->array->y,
- span->array->rgba, span->array->mask);
- }
- else {
- /* horizontal run of pixels */
- ASSERT(rb->PutRow);
- rb->PutRow(ctx, rb, span->end, span->x, span->y,
- span->array->rgba,
- span->writeAll ? NULL: span->array->mask);
- }
-
- if (buf + 1 < numDrawBuffers) {
- /* restore original span values */
- _mesa_memcpy(span->array->rgba, rgbaSave,
- 4 * span->end * sizeof(GLchan));
- }
- } /* for buf */
- } /* if output is written to */
- } /* for output */
+ {
+ const GLuint numBuffers = fb->_NumColorDrawBuffers;
+ const GLboolean multiFragOutputs = numBuffers > 1;
+ GLuint buf;
+
+ for (buf = 0; buf < numBuffers; buf++) {
+ struct gl_renderbuffer *rb = fb->_ColorDrawBuffers[buf];
+
+ /* color[fragOutput] will be written to buffer[buf] */
+
+ if (rb) {
+ GLchan rgbaSave[MAX_WIDTH][4];
+ const GLuint fragOutput = multiFragOutputs ? buf : 0;
+
+ if (rb->DataType != span->array->ChanType || fragOutput > 0) {
+ convert_color_type(span, rb->DataType, fragOutput);
+ }
+
+ if (!multiFragOutputs && numBuffers > 1) {
+ /* save colors for second, third renderbuffer writes */
+ _mesa_memcpy(rgbaSave, span->array->rgba,
+ 4 * span->end * sizeof(GLchan));
+ }
+
+ ASSERT(rb->_BaseFormat == GL_RGBA || rb->_BaseFormat == GL_RGB);
+
+ if (ctx->Color._LogicOpEnabled) {
+ _swrast_logicop_rgba_span(ctx, rb, span);
+ }
+ else if (ctx->Color.BlendEnabled) {
+ _swrast_blend_span(ctx, rb, span);
+ }
+
+ if (colorMask != 0xffffffff) {
+ _swrast_mask_rgba_span(ctx, rb, span);
+ }
+
+ if (span->arrayMask & SPAN_XY) {
+ /* array of pixel coords */
+ ASSERT(rb->PutValues);
+ rb->PutValues(ctx, rb, span->end,
+ span->array->x, span->array->y,
+ span->array->rgba, span->array->mask);
+ }
+ else {
+ /* horizontal run of pixels */
+ ASSERT(rb->PutRow);
+ rb->PutRow(ctx, rb, span->end, span->x, span->y,
+ span->array->rgba,
+ span->writeAll ? NULL: span->array->mask);
+ }
+
+ if (!multiFragOutputs && numBuffers > 1) {
+ /* restore original span values */
+ _mesa_memcpy(span->array->rgba, rgbaSave,
+ 4 * span->end * sizeof(GLchan));
+ }
+
+ } /* if rb */
+ } /* for buf */
+ }
end:
/* restore these values before returning */
diff --git a/src/mesa/swrast/s_span.h b/src/mesa/swrast/s_span.h
index 6b814fc8fb1..c4b47df58ff 100644
--- a/src/mesa/swrast/s_span.h
+++ b/src/mesa/swrast/s_span.h
@@ -27,7 +27,6 @@
#define S_SPAN_H
-#include "main/mtypes.h"
#include "swrast.h"
diff --git a/src/mesa/swrast/s_stencil.c b/src/mesa/swrast/s_stencil.c
index cdb7e4669ce..c925922463e 100644
--- a/src/mesa/swrast/s_stencil.c
+++ b/src/mesa/swrast/s_stencil.c
@@ -923,6 +923,8 @@ stencil_and_ztest_pixels( GLcontext *ctx, SWspan *span, GLuint face )
ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
_swrast_get_values(ctx, rb, n, x, y, stencil, sizeof(GLubyte));
+ _mesa_memcpy(origMask, mask, n * sizeof(GLubyte));
+
(void) do_stencil_test(ctx, face, n, stencil, mask);
if (ctx->Depth.Test == GL_FALSE) {
@@ -930,11 +932,12 @@ stencil_and_ztest_pixels( GLcontext *ctx, SWspan *span, GLuint face )
n, stencil, mask);
}
else {
- _mesa_memcpy(origMask, mask, n * sizeof(GLubyte));
+ GLubyte tmpMask[MAX_WIDTH];
+ _mesa_memcpy(tmpMask, mask, n * sizeof(GLubyte));
_swrast_depth_test_span(ctx, span);
- compute_pass_fail_masks(n, origMask, mask, passMask, failMask);
+ compute_pass_fail_masks(n, tmpMask, mask, passMask, failMask);
if (ctx->Stencil.ZFailFunc[face] != GL_KEEP) {
apply_stencil_op(ctx, ctx->Stencil.ZFailFunc[face], face,
diff --git a/src/mesa/swrast/s_stencil.h b/src/mesa/swrast/s_stencil.h
index 742f8d4c946..cd6cbc57b0b 100644
--- a/src/mesa/swrast/s_stencil.h
+++ b/src/mesa/swrast/s_stencil.h
@@ -27,7 +27,6 @@
#define S_STENCIL_H
-#include "main/mtypes.h"
#include "swrast.h"
diff --git a/src/mesa/swrast/s_texcombine.c b/src/mesa/swrast/s_texcombine.c
index b7724f7b20a..632d650007e 100644
--- a/src/mesa/swrast/s_texcombine.c
+++ b/src/mesa/swrast/s_texcombine.c
@@ -26,9 +26,10 @@
#include "main/glheader.h"
#include "main/context.h"
#include "main/colormac.h"
+#include "main/image.h"
#include "main/imports.h"
#include "main/macros.h"
-#include "image.h"
+#include "main/pixel.h"
#include "s_context.h"
#include "s_texcombine.h"
diff --git a/src/mesa/swrast/s_texcombine.h b/src/mesa/swrast/s_texcombine.h
index 20cd2bd8ad1..9ed96efb879 100644
--- a/src/mesa/swrast/s_texcombine.h
+++ b/src/mesa/swrast/s_texcombine.h
@@ -27,7 +27,6 @@
#define S_TEXCOMBINE_H
-#include "main/mtypes.h"
#include "swrast.h"
extern void
diff --git a/src/mesa/swrast/s_texfilter.c b/src/mesa/swrast/s_texfilter.c
index bb0fc823e7e..9e44fba3daf 100644
--- a/src/mesa/swrast/s_texfilter.c
+++ b/src/mesa/swrast/s_texfilter.c
@@ -1,6 +1,6 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.3
+ * Version: 7.0.3
*
* Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
*
@@ -27,7 +27,7 @@
#include "main/context.h"
#include "main/colormac.h"
#include "main/imports.h"
-#include "texformat.h"
+#include "main/texformat.h"
#include "s_context.h"
#include "s_texfilter.h"
@@ -213,17 +213,10 @@ lerp_rgba_3d(GLchan result[4], GLfloat a, GLfloat b, GLfloat c,
/**
- * Compute the remainder of a divided by b, but be careful with
- * negative values so that GL_REPEAT mode works right.
+ * If A is a signed integer, A % B doesn't give the right value for A < 0
+ * (in terms of texture repeat). Just casting to unsigned fixes that.
*/
-static INLINE GLint
-repeat_remainder(GLint a, GLint b)
-{
- if (a >= 0)
- return a % b;
- else
- return (a + 1) % b + b - 1;
-}
+#define REMAINDER(A, B) ((unsigned) (A) % (unsigned) (B))
/**
@@ -246,8 +239,8 @@ repeat_remainder(GLint a, GLint b)
I1 = (I0 + 1) & (SIZE - 1); \
} \
else { \
- I0 = repeat_remainder(IFLOOR(U), SIZE); \
- I1 = repeat_remainder(I0 + 1, SIZE); \
+ I0 = REMAINDER(IFLOOR(U), SIZE); \
+ I1 = REMAINDER(I0 + 1, SIZE); \
} \
break; \
case GL_CLAMP_TO_EDGE: \
@@ -349,6 +342,7 @@ repeat_remainder(GLint a, GLint b)
break; \
default: \
_mesa_problem(ctx, "Bad wrap mode"); \
+ return; \
} \
}
@@ -366,7 +360,7 @@ repeat_remainder(GLint a, GLint b)
if (img->_IsPowerOfTwo) \
I &= (SIZE - 1); \
else \
- I = repeat_remainder(I, SIZE); \
+ I = REMAINDER(I, SIZE); \
break; \
case GL_CLAMP_TO_EDGE: \
{ \
@@ -469,6 +463,7 @@ repeat_remainder(GLint a, GLint b)
break; \
default: \
_mesa_problem(ctx, "Bad wrap mode"); \
+ return; \
} \
}
@@ -1043,7 +1038,7 @@ sample_2d_linear_repeat(GLcontext *ctx,
ASSERT(tObj->WrapS == GL_REPEAT);
ASSERT(tObj->WrapT == GL_REPEAT);
ASSERT(img->Border == 0);
- ASSERT(img->_BaseFormat != GL_COLOR_INDEX);
+ ASSERT(img->TexFormat->BaseFormat != GL_COLOR_INDEX);
ASSERT(img->_IsPowerOfTwo);
COMPUTE_LINEAR_REPEAT_TEXEL_LOCATION(texcoord[0], u, width, i0, i1);
@@ -1198,7 +1193,8 @@ sample_linear_2d( GLcontext *ctx,
(void) lambda;
if (tObj->WrapS == GL_REPEAT &&
tObj->WrapT == GL_REPEAT &&
- image->_IsPowerOfTwo) {
+ image->_IsPowerOfTwo &&
+ image->Border == 0) {
for (i=0;i<n;i++) {
sample_2d_linear_repeat(ctx, tObj, image, texcoords[i], rgba[i]);
}
@@ -1237,7 +1233,7 @@ opt_sample_rgb_2d( GLcontext *ctx,
ASSERT(tObj->WrapS==GL_REPEAT);
ASSERT(tObj->WrapT==GL_REPEAT);
ASSERT(img->Border==0);
- ASSERT(img->_BaseFormat==GL_RGB);
+ ASSERT(img->TexFormat->MesaFormat==MESA_FORMAT_RGB);
ASSERT(img->_IsPowerOfTwo);
for (k=0; k<n; k++) {
@@ -1278,7 +1274,7 @@ opt_sample_rgba_2d( GLcontext *ctx,
ASSERT(tObj->WrapS==GL_REPEAT);
ASSERT(tObj->WrapT==GL_REPEAT);
ASSERT(img->Border==0);
- ASSERT(img->_BaseFormat==GL_RGBA);
+ ASSERT(img->TexFormat->MesaFormat==MESA_FORMAT_RGBA);
ASSERT(img->_IsPowerOfTwo);
for (i = 0; i < n; i++) {
@@ -1308,7 +1304,7 @@ sample_lambda_2d( GLcontext *ctx,
const GLboolean repeatNoBorderPOT = (tObj->WrapS == GL_REPEAT)
&& (tObj->WrapT == GL_REPEAT)
&& (tImg->Border == 0 && (tImg->Width == tImg->RowStride))
- && (tImg->_BaseFormat != GL_COLOR_INDEX)
+ && (tImg->TexFormat->BaseFormat != GL_COLOR_INDEX)
&& tImg->_IsPowerOfTwo;
ASSERT(lambda != NULL);
@@ -1323,16 +1319,10 @@ sample_lambda_2d( GLcontext *ctx,
if (repeatNoBorderPOT) {
switch (tImg->TexFormat->MesaFormat) {
case MESA_FORMAT_RGB:
- case MESA_FORMAT_RGB888:
- /*case MESA_FORMAT_BGR888:*/
opt_sample_rgb_2d(ctx, tObj, m, texcoords + minStart,
NULL, rgba + minStart);
break;
case MESA_FORMAT_RGBA:
- case MESA_FORMAT_RGBA8888:
- case MESA_FORMAT_ARGB8888:
- /*case MESA_FORMAT_ABGR8888:*/
- /*case MESA_FORMAT_BGRA8888:*/
opt_sample_rgba_2d(ctx, tObj, m, texcoords + minStart,
NULL, rgba + minStart);
break;
@@ -1386,16 +1376,10 @@ sample_lambda_2d( GLcontext *ctx,
if (repeatNoBorderPOT) {
switch (tImg->TexFormat->MesaFormat) {
case MESA_FORMAT_RGB:
- case MESA_FORMAT_RGB888:
- /*case MESA_FORMAT_BGR888:*/
opt_sample_rgb_2d(ctx, tObj, m, texcoords + magStart,
NULL, rgba + magStart);
break;
case MESA_FORMAT_RGBA:
- case MESA_FORMAT_RGBA8888:
- case MESA_FORMAT_ARGB8888:
- /*case MESA_FORMAT_ABGR8888:*/
- /*case MESA_FORMAT_BGRA8888:*/
opt_sample_rgba_2d(ctx, tObj, m, texcoords + magStart,
NULL, rgba + magStart);
break;
@@ -1872,8 +1856,19 @@ sample_cube_nearest_mipmap_nearest(GLcontext *ctx,
for (i = 0; i < n; i++) {
const struct gl_texture_image **images;
GLfloat newCoord[4];
- GLint level = nearest_mipmap_level(tObj, lambda[i]);
+ GLint level;
images = choose_cube_face(tObj, texcoord[i], newCoord);
+
+ /* XXX we actually need to recompute lambda here based on the newCoords.
+ * But we would need the texcoords of adjacent fragments to compute that
+ * properly, and we don't have those here.
+ * For now, do an approximation: subtracting 1 from the chosen mipmap
+ * level seems to work in some test cases.
+ * The same adjustment is done in the next few functions.
+ */
+ level = nearest_mipmap_level(tObj, lambda[i]);
+ level = MAX2(level - 1, 0);
+
sample_2d_nearest(ctx, tObj, images[level], newCoord, rgba[i]);
}
}
@@ -1891,6 +1886,7 @@ sample_cube_linear_mipmap_nearest(GLcontext *ctx,
const struct gl_texture_image **images;
GLfloat newCoord[4];
GLint level = nearest_mipmap_level(tObj, lambda[i]);
+ level = MAX2(level - 1, 0); /* see comment above */
images = choose_cube_face(tObj, texcoord[i], newCoord);
sample_2d_linear(ctx, tObj, images[level], newCoord, rgba[i]);
}
@@ -1909,6 +1905,7 @@ sample_cube_nearest_mipmap_linear(GLcontext *ctx,
const struct gl_texture_image **images;
GLfloat newCoord[4];
GLint level = linear_mipmap_level(tObj, lambda[i]);
+ level = MAX2(level - 1, 0); /* see comment above */
images = choose_cube_face(tObj, texcoord[i], newCoord);
if (level >= tObj->_MaxLevel) {
sample_2d_nearest(ctx, tObj, images[tObj->_MaxLevel],
@@ -1937,6 +1934,7 @@ sample_cube_linear_mipmap_linear(GLcontext *ctx,
const struct gl_texture_image **images;
GLfloat newCoord[4];
GLint level = linear_mipmap_level(tObj, lambda[i]);
+ level = MAX2(level - 1, 0); /* see comment above */
images = choose_cube_face(tObj, texcoord[i], newCoord);
if (level >= tObj->_MaxLevel) {
sample_2d_linear(ctx, tObj, images[tObj->_MaxLevel],
@@ -2102,7 +2100,7 @@ sample_nearest_rect(GLcontext *ctx,
ASSERT(tObj->WrapT == GL_CLAMP ||
tObj->WrapT == GL_CLAMP_TO_EDGE ||
tObj->WrapT == GL_CLAMP_TO_BORDER);
- ASSERT(img->_BaseFormat != GL_COLOR_INDEX);
+ ASSERT(img->TexFormat->BaseFormat != GL_COLOR_INDEX);
for (i = 0; i < n; i++) {
GLint row, col;
@@ -2138,7 +2136,7 @@ sample_linear_rect(GLcontext *ctx,
ASSERT(tObj->WrapT == GL_CLAMP ||
tObj->WrapT == GL_CLAMP_TO_EDGE ||
tObj->WrapT == GL_CLAMP_TO_BORDER);
- ASSERT(img->_BaseFormat != GL_COLOR_INDEX);
+ ASSERT(img->TexFormat->BaseFormat != GL_COLOR_INDEX);
/* XXX lots of opportunity for optimization in this loop */
for (i = 0; i < n; i++) {
@@ -2880,8 +2878,8 @@ sample_depth_texture( GLcontext *ctx,
(void) lambda;
- ASSERT(tObj->Image[0][tObj->BaseLevel]->_BaseFormat == GL_DEPTH_COMPONENT ||
- tObj->Image[0][tObj->BaseLevel]->_BaseFormat == GL_DEPTH_STENCIL_EXT);
+ ASSERT(img->TexFormat->BaseFormat == GL_DEPTH_COMPONENT ||
+ img->TexFormat->BaseFormat == GL_DEPTH_STENCIL_EXT);
ASSERT(tObj->Target == GL_TEXTURE_1D ||
tObj->Target == GL_TEXTURE_2D ||
@@ -3249,7 +3247,7 @@ sample_depth_texture2(const GLcontext *ctx,
* GL_TEXTURE_COMPARE_SGIX == GL_TRUE but the current texture object
* isn't a depth texture.
*/
- if (texImage->_BaseFormat != GL_DEPTH_COMPONENT) {
+ if (texImage->TexFormat->BaseFormat != GL_DEPTH_COMPONENT) {
_mesa_problem(ctx,"GL_TEXTURE_COMPARE_SGIX enabled with non-depth texture");
return;
}
@@ -3352,7 +3350,7 @@ _swrast_choose_texture_sample_func( GLcontext *ctx,
}
else {
const GLboolean needLambda = (GLboolean) (t->MinFilter != t->MagFilter);
- const GLenum format = t->Image[0][t->BaseLevel]->_BaseFormat;
+ const GLenum format = t->Image[0][t->BaseLevel]->TexFormat->BaseFormat;
switch (t->Target) {
case GL_TEXTURE_1D:
diff --git a/src/mesa/swrast/s_texfilter.h b/src/mesa/swrast/s_texfilter.h
index 6267ad17eb8..2e265d685c5 100644
--- a/src/mesa/swrast/s_texfilter.h
+++ b/src/mesa/swrast/s_texfilter.h
@@ -27,7 +27,6 @@
#define S_TEXFILTER_H
-#include "main/mtypes.h"
#include "swrast.h"
diff --git a/src/mesa/swrast/s_texstore.c b/src/mesa/swrast/s_texstore.c
index f5d081d7a3f..16b00b9fa1c 100644
--- a/src/mesa/swrast/s_texstore.c
+++ b/src/mesa/swrast/s_texstore.c
@@ -40,13 +40,13 @@
#include "main/imports.h"
#include "main/colormac.h"
#include "main/context.h"
-#include "convolve.h"
-#include "image.h"
+#include "main/convolve.h"
+#include "main/image.h"
#include "main/macros.h"
-#include "mipmap.h"
-#include "texformat.h"
-#include "teximage.h"
-#include "texstore.h"
+#include "main/mipmap.h"
+#include "main/texformat.h"
+#include "main/teximage.h"
+#include "main/texstore.h"
#include "s_context.h"
#include "s_depth.h"
@@ -216,9 +216,9 @@ is_depth_format(GLenum format)
{
switch (format) {
case GL_DEPTH_COMPONENT:
- case GL_DEPTH_COMPONENT16_SGIX:
- case GL_DEPTH_COMPONENT24_SGIX:
- case GL_DEPTH_COMPONENT32_SGIX:
+ case GL_DEPTH_COMPONENT16:
+ case GL_DEPTH_COMPONENT24:
+ case GL_DEPTH_COMPONENT32:
return GL_TRUE;
default:
return GL_FALSE;
@@ -305,7 +305,7 @@ _swrast_copy_teximage1d( GLcontext *ctx, GLenum target, GLint level,
/* GL_SGIS_generate_mipmap */
if (level == texObj->BaseLevel && texObj->GenerateMipmap) {
- _mesa_generate_mipmap(ctx, target, texUnit, texObj);
+ ctx->Driver.GenerateMipmap(ctx, target, texObj);
}
}
@@ -381,7 +381,7 @@ _swrast_copy_teximage2d( GLcontext *ctx, GLenum target, GLint level,
/* GL_SGIS_generate_mipmap */
if (level == texObj->BaseLevel && texObj->GenerateMipmap) {
- _mesa_generate_mipmap(ctx, target, texUnit, texObj);
+ ctx->Driver.GenerateMipmap(ctx, target, texObj);
}
}
@@ -450,7 +450,7 @@ _swrast_copy_texsubimage1d( GLcontext *ctx, GLenum target, GLint level,
/* GL_SGIS_generate_mipmap */
if (level == texObj->BaseLevel && texObj->GenerateMipmap) {
- _mesa_generate_mipmap(ctx, target, texUnit, texObj);
+ ctx->Driver.GenerateMipmap(ctx, target, texObj);
}
}
@@ -526,7 +526,7 @@ _swrast_copy_texsubimage2d( GLcontext *ctx,
/* GL_SGIS_generate_mipmap */
if (level == texObj->BaseLevel && texObj->GenerateMipmap) {
- _mesa_generate_mipmap(ctx, target, texUnit, texObj);
+ ctx->Driver.GenerateMipmap(ctx, target, texObj);
}
}
@@ -599,6 +599,6 @@ _swrast_copy_texsubimage3d( GLcontext *ctx,
/* GL_SGIS_generate_mipmap */
if (level == texObj->BaseLevel && texObj->GenerateMipmap) {
- _mesa_generate_mipmap(ctx, target, texUnit, texObj);
+ ctx->Driver.GenerateMipmap(ctx, target, texObj);
}
}
diff --git a/src/mesa/swrast/s_triangle.c b/src/mesa/swrast/s_triangle.c
index 00cff6635f1..2033ab55291 100644
--- a/src/mesa/swrast/s_triangle.c
+++ b/src/mesa/swrast/s_triangle.c
@@ -34,7 +34,7 @@
#include "main/colormac.h"
#include "main/imports.h"
#include "main/macros.h"
-#include "texformat.h"
+#include "main/texformat.h"
#include "s_aatriangle.h"
#include "s_context.h"
@@ -58,7 +58,7 @@ _swrast_culltriangle( GLcontext *ctx,
GLfloat fy = v2->attrib[FRAG_ATTRIB_WPOS][1] - v0->attrib[FRAG_ATTRIB_WPOS][1];
GLfloat c = ex*fy-ey*fx;
- if (c * SWRAST_CONTEXT(ctx)->_BackfaceSign > 0)
+ if (c * SWRAST_CONTEXT(ctx)->_BackfaceCullSign > 0)
return 0;
return 1;
@@ -130,7 +130,7 @@ _swrast_culltriangle( GLcontext *ctx,
#define T_SCALE theight
#define SETUP_CODE \
- struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0][0];\
+ struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0]; \
struct gl_texture_object *obj = ctx->Texture.Unit[0].Current2D; \
const GLint b = obj->BaseLevel; \
const GLfloat twidth = (GLfloat) obj->Image[0][b]->Width; \
@@ -139,8 +139,7 @@ _swrast_culltriangle( GLcontext *ctx,
const GLchan *texture = (const GLchan *) obj->Image[0][b]->Data; \
const GLint smask = obj->Image[0][b]->Width - 1; \
const GLint tmask = obj->Image[0][b]->Height - 1; \
- if (!texture) { \
- /* this shouldn't happen */ \
+ if (!rb || !texture) { \
return; \
}
@@ -182,7 +181,7 @@ _swrast_culltriangle( GLcontext *ctx,
#define T_SCALE theight
#define SETUP_CODE \
- struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0][0];\
+ struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0]; \
struct gl_texture_object *obj = ctx->Texture.Unit[0].Current2D; \
const GLint b = obj->BaseLevel; \
const GLfloat twidth = (GLfloat) obj->Image[0][b]->Width; \
@@ -191,8 +190,7 @@ _swrast_culltriangle( GLcontext *ctx,
const GLchan *texture = (const GLchan *) obj->Image[0][b]->Data; \
const GLint smask = obj->Image[0][b]->Width - 1; \
const GLint tmask = obj->Image[0][b]->Height - 1; \
- if (!texture) { \
- /* this shouldn't happen */ \
+ if (!rb || !texture) { \
return; \
}
diff --git a/src/mesa/swrast/s_triangle.h b/src/mesa/swrast/s_triangle.h
index c3cadae2d4e..b81932c7304 100644
--- a/src/mesa/swrast/s_triangle.h
+++ b/src/mesa/swrast/s_triangle.h
@@ -28,7 +28,6 @@
#define S_TRIANGLES_H
-#include "main/mtypes.h"
#include "swrast.h"
diff --git a/src/mesa/swrast/s_tritemp.h b/src/mesa/swrast/s_tritemp.h
index cded4a6c1c4..8e3c5b5eebb 100644
--- a/src/mesa/swrast/s_tritemp.h
+++ b/src/mesa/swrast/s_tritemp.h
@@ -234,18 +234,18 @@ static void NAME(GLcontext *ctx, const SWvertex *v0,
/* compute area, oneOverArea and perform backface culling */
{
const GLfloat area = eMaj.dx * eBot.dy - eBot.dx * eMaj.dy;
- /* Do backface culling */
- if (area * bf < 0.0)
- return;
if (IS_INF_OR_NAN(area) || area == 0.0F)
return;
- oneOverArea = 1.0F / area;
- }
+ if (area * bf * swrast->_BackfaceCullSign < 0.0)
+ return;
+ oneOverArea = 1.0F / area;
- span.facing = ctx->_Facing; /* for 2-sided stencil test */
+ /* 0 = front, 1 = back */
+ span.facing = oneOverArea * bf > 0.0F;
+ }
/* Edge setup. For a triangle strip these could be reused... */
{
diff --git a/src/mesa/swrast/s_zoom.c b/src/mesa/swrast/s_zoom.c
index 48b4d1e2407..a48eae19259 100644
--- a/src/mesa/swrast/s_zoom.c
+++ b/src/mesa/swrast/s_zoom.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.2
+ * Version: 7.1
*
- * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 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"),
@@ -130,8 +130,8 @@ static void
zoom_span( GLcontext *ctx, GLint imgX, GLint imgY, const SWspan *span,
const GLvoid *src, GLenum format )
{
+ SWcontext *swrast = SWRAST_CONTEXT(ctx);
SWspan zoomed;
- SWspanarrays zoomed_arrays; /* this is big! */
GLint x0, x1, y0, y1;
GLint zoomedWidth;
@@ -140,6 +140,13 @@ zoom_span( GLcontext *ctx, GLint imgX, GLint imgY, const SWspan *span,
return; /* totally clipped */
}
+ if (!swrast->ZoomedArrays) {
+ /* allocate on demand */
+ swrast->ZoomedArrays = (SWspanarrays *) CALLOC(sizeof(SWspanarrays));
+ if (!swrast->ZoomedArrays)
+ return;
+ }
+
zoomedWidth = x1 - x0;
ASSERT(zoomedWidth > 0);
ASSERT(zoomedWidth <= MAX_WIDTH);
@@ -151,14 +158,14 @@ zoom_span( GLcontext *ctx, GLint imgX, GLint imgY, const SWspan *span,
INIT_SPAN(zoomed, GL_BITMAP);
zoomed.x = x0;
zoomed.end = zoomedWidth;
- zoomed.array = &zoomed_arrays;
- zoomed_arrays.ChanType = span->array->ChanType;
- if (zoomed_arrays.ChanType == GL_UNSIGNED_BYTE)
- zoomed_arrays.rgba = (GLchan (*)[4]) zoomed_arrays.rgba8;
- else if (zoomed_arrays.ChanType == GL_UNSIGNED_SHORT)
- zoomed_arrays.rgba = (GLchan (*)[4]) zoomed_arrays.rgba16;
+ zoomed.array = swrast->ZoomedArrays;
+ zoomed.array->ChanType = span->array->ChanType;
+ if (zoomed.array->ChanType == GL_UNSIGNED_BYTE)
+ zoomed.array->rgba = (GLchan (*)[4]) zoomed.array->rgba8;
+ else if (zoomed.array->ChanType == GL_UNSIGNED_SHORT)
+ zoomed.array->rgba = (GLchan (*)[4]) zoomed.array->rgba16;
else
- zoomed_arrays.rgba = (GLchan (*)[4]) zoomed_arrays.attribs[FRAG_ATTRIB_COL0];
+ zoomed.array->rgba = (GLchan (*)[4]) zoomed.array->attribs[FRAG_ATTRIB_COL0];
COPY_4V(zoomed.attrStart[FRAG_ATTRIB_WPOS], span->attrStart[FRAG_ATTRIB_WPOS]);
COPY_4V(zoomed.attrStepX[FRAG_ATTRIB_WPOS], span->attrStepX[FRAG_ATTRIB_WPOS]);
diff --git a/src/mesa/swrast/s_zoom.h b/src/mesa/swrast/s_zoom.h
index 7701515476b..d2815b41a0e 100644
--- a/src/mesa/swrast/s_zoom.h
+++ b/src/mesa/swrast/s_zoom.h
@@ -25,7 +25,6 @@
#ifndef S_ZOOM_H
#define S_ZOOM_H
-#include "main/mtypes.h"
#include "swrast.h"
diff --git a/src/mesa/swrast/sources b/src/mesa/swrast/sources
deleted file mode 100644
index 9ffd4cca722..00000000000
--- a/src/mesa/swrast/sources
+++ /dev/null
@@ -1,65 +0,0 @@
-# List of source files in this directory used for X.org xserver build
-MESA_SWRAST_SOURCES = \
-s_aaline.c \
-s_aatriangle.c \
-s_accum.c \
-s_alpha.c \
-s_arbshader.c \
-s_atifragshader.c \
-s_bitmap.c \
-s_blend.c \
-s_blit.c \
-s_buffers.c \
-s_context.c \
-s_copypix.c \
-s_depth.c \
-s_drawpix.c \
-s_feedback.c \
-s_fog.c \
-s_imaging.c \
-s_lines.c \
-s_logic.c \
-s_masking.c \
-s_nvfragprog.c \
-s_points.c \
-s_readpix.c \
-s_span.c \
-s_stencil.c \
-s_texcombine.c \
-s_texfilter.c \
-s_texstore.c \
-s_triangle.c \
-s_zoom.c
-
-MESA_SWRAST_HEADERS = \
-s_aaline.h \
-s_aalinetemp.h \
-s_aatriangle.h \
-s_aatritemp.h \
-s_accum.h \
-s_alpha.h \
-s_arbshader.h \
-s_atifragshader.h \
-s_blend.h \
-s_context.h \
-s_depth.h \
-s_drawpix.h \
-s_feedback.h \
-s_fog.h \
-s_lines.h \
-s_linetemp.h \
-s_logic.h \
-s_masking.h \
-s_nvfragprog.h \
-s_points.h \
-s_pointtemp.h \
-s_span.h \
-s_spantemp.h \
-s_stencil.h \
-s_texcombine.h \
-s_texfilter.h \
-s_triangle.h \
-s_trispan.h \
-s_tritemp.h \
-s_zoom.h \
-swrast.h
diff --git a/src/mesa/swrast/swrast.h b/src/mesa/swrast/swrast.h
index 85a27fd55bf..047f7991e64 100644
--- a/src/mesa/swrast/swrast.h
+++ b/src/mesa/swrast/swrast.h
@@ -143,6 +143,13 @@ _swrast_Accum(GLcontext *ctx, GLenum op, GLfloat value);
extern void
_swrast_ResetLineStipple( GLcontext *ctx );
+/**
+ * Indicates front/back facing for subsequent points/lines when drawing
+ * unfilled polygons. Needed for two-side stencil.
+ */
+extern void
+_swrast_SetFacing(GLcontext *ctx, GLuint facing);
+
/* These will always render the correct point/line/triangle for the
* current state.
*