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-rw-r--r--src/mesa/swrast/s_aalinetemp.h8
-rw-r--r--src/mesa/swrast/s_aatritemp.h3
-rw-r--r--src/mesa/swrast/s_accum.c4
-rw-r--r--src/mesa/swrast/s_atifragshader.c7
-rw-r--r--src/mesa/swrast/s_bitmap.c8
-rw-r--r--src/mesa/swrast/s_buffers.c8
-rw-r--r--src/mesa/swrast/s_context.c2
-rw-r--r--src/mesa/swrast/s_context.h4
-rw-r--r--src/mesa/swrast/s_copypix.c41
-rw-r--r--src/mesa/swrast/s_drawpix.c45
-rw-r--r--src/mesa/swrast/s_feedback.c7
-rw-r--r--src/mesa/swrast/s_fragprog.c10
-rw-r--r--src/mesa/swrast/s_lines.c22
-rw-r--r--src/mesa/swrast/s_linetemp.h5
-rw-r--r--src/mesa/swrast/s_points.c653
-rw-r--r--src/mesa/swrast/s_pointtemp.h406
-rw-r--r--src/mesa/swrast/s_span.c26
-rw-r--r--src/mesa/swrast/s_span.h18
-rw-r--r--src/mesa/swrast/s_stencil.c86
-rw-r--r--src/mesa/swrast/s_tritemp.h4
-rw-r--r--src/mesa/swrast/s_zoom.c20
-rw-r--r--src/mesa/swrast/swrast.h2
22 files changed, 637 insertions, 752 deletions
diff --git a/src/mesa/swrast/s_aalinetemp.h b/src/mesa/swrast/s_aalinetemp.h
index 3d3511823d7..e7911fec3b5 100644
--- a/src/mesa/swrast/s_aalinetemp.h
+++ b/src/mesa/swrast/s_aalinetemp.h
@@ -132,13 +132,15 @@ NAME(line)(GLcontext *ctx, const SWvertex *v0, const SWvertex *v1)
line.dx = line.x1 - line.x0;
line.dy = line.y1 - line.y0;
line.len = SQRTF(line.dx * line.dx + line.dy * line.dy);
- line.halfWidth = 0.5F * ctx->Line._Width;
+ line.halfWidth = 0.5F * CLAMP(ctx->Line.Width,
+ ctx->Const.MinLineWidthAA,
+ ctx->Const.MaxLineWidthAA);
if (line.len == 0.0 || IS_INF_OR_NAN(line.len))
return;
- INIT_SPAN(line.span, GL_LINE, 0, 0, SPAN_XY | SPAN_COVERAGE);
-
+ INIT_SPAN(line.span, GL_LINE);
+ line.span.arrayMask = SPAN_XY | SPAN_COVERAGE;
line.xAdj = line.dx / line.len * line.halfWidth;
line.yAdj = line.dy / line.len * line.halfWidth;
diff --git a/src/mesa/swrast/s_aatritemp.h b/src/mesa/swrast/s_aatritemp.h
index 34a2305b393..42d74a16328 100644
--- a/src/mesa/swrast/s_aatritemp.h
+++ b/src/mesa/swrast/s_aatritemp.h
@@ -69,7 +69,8 @@
(void) swrast;
- INIT_SPAN(span, GL_POLYGON, 0, 0, SPAN_COVERAGE);
+ INIT_SPAN(span, GL_POLYGON);
+ span.arrayMask = SPAN_COVERAGE;
/* determine bottom to top order of vertices */
{
diff --git a/src/mesa/swrast/s_accum.c b/src/mesa/swrast/s_accum.c
index f53e7f52c5e..3c45dee3998 100644
--- a/src/mesa/swrast/s_accum.c
+++ b/src/mesa/swrast/s_accum.c
@@ -474,7 +474,9 @@ accum_return(GLcontext *ctx, GLfloat value,
SWspan span;
/* init color span */
- INIT_SPAN(span, GL_BITMAP, width, 0, SPAN_RGBA);
+ INIT_SPAN(span, GL_BITMAP);
+ span.end = width;
+ span.arrayMask = SPAN_RGBA;
span.x = xpos;
span.y = ypos + i;
diff --git a/src/mesa/swrast/s_atifragshader.c b/src/mesa/swrast/s_atifragshader.c
index 947054faa30..55ec757ee06 100644
--- a/src/mesa/swrast/s_atifragshader.c
+++ b/src/mesa/swrast/s_atifragshader.c
@@ -23,11 +23,10 @@
#include "glheader.h"
#include "colormac.h"
#include "context.h"
-#include "atifragshader.h"
#include "macros.h"
-#include "program.h"
-
-#include "s_atifragshader.h"
+#include "shader/program.h"
+#include "shader/atifragshader.h"
+#include "swrast/s_atifragshader.h"
/**
diff --git a/src/mesa/swrast/s_bitmap.c b/src/mesa/swrast/s_bitmap.c
index 563b5fe602c..1e7f6c18e6a 100644
--- a/src/mesa/swrast/s_bitmap.c
+++ b/src/mesa/swrast/s_bitmap.c
@@ -82,7 +82,9 @@ _swrast_Bitmap( GLcontext *ctx, GLint px, GLint py,
if (SWRAST_CONTEXT(ctx)->NewState)
_swrast_validate_derived( ctx );
- INIT_SPAN(span, GL_BITMAP, width, 0, SPAN_XY);
+ INIT_SPAN(span, GL_BITMAP);
+ span.end = width;
+ span.arrayMask = SPAN_XY;
_swrast_span_default_attribs(ctx, &span);
for (row = 0; row < height; row++) {
@@ -180,7 +182,9 @@ _swrast_Bitmap( GLcontext *ctx, GLint px, GLint py,
if (SWRAST_CONTEXT(ctx)->NewState)
_swrast_validate_derived( ctx );
- INIT_SPAN(span, GL_BITMAP, width, 0, SPAN_MASK);
+ INIT_SPAN(span, GL_BITMAP);
+ span.end = width;
+ span.arrayMask = SPAN_MASK;
_swrast_span_default_attribs(ctx, &span);
/*span.arrayMask |= SPAN_MASK;*/ /* we'll init span.mask[] */
diff --git a/src/mesa/swrast/s_buffers.c b/src/mesa/swrast/s_buffers.c
index 35f2dd64909..90a56284c51 100644
--- a/src/mesa/swrast/s_buffers.c
+++ b/src/mesa/swrast/s_buffers.c
@@ -55,7 +55,9 @@ clear_rgba_buffer_with_masking(GLcontext *ctx, struct gl_renderbuffer *rb)
/* Initialize color span with clear color */
/* XXX optimize for clearcolor == black/zero (bzero) */
- INIT_SPAN(span, GL_BITMAP, width, 0, SPAN_RGBA);
+ INIT_SPAN(span, GL_BITMAP);
+ span.end = width;
+ span.arrayMask = SPAN_RGBA;
span.array->ChanType = rb->DataType;
if (span.array->ChanType == GL_UNSIGNED_BYTE) {
GLubyte clearColor[4];
@@ -119,7 +121,9 @@ clear_ci_buffer_with_masking(GLcontext *ctx, struct gl_renderbuffer *rb)
ASSERT(rb->DataType == GL_UNSIGNED_INT);
/* Initialize index span with clear index */
- INIT_SPAN(span, GL_BITMAP, width, 0, SPAN_RGBA);
+ INIT_SPAN(span, GL_BITMAP);
+ span.end = width;
+ span.arrayMask = SPAN_INDEX;
for (i = 0; i < width;i++) {
span.array->index[i] = ctx->Color.ClearIndex;
}
diff --git a/src/mesa/swrast/s_context.c b/src/mesa/swrast/s_context.c
index 791850cb502..39569256514 100644
--- a/src/mesa/swrast/s_context.c
+++ b/src/mesa/swrast/s_context.c
@@ -31,9 +31,9 @@
#include "context.h"
#include "colormac.h"
#include "mtypes.h"
-#include "prog_statevars.h"
#include "teximage.h"
#include "swrast.h"
+#include "shader/prog_statevars.h"
#include "s_blend.h"
#include "s_context.h"
#include "s_lines.h"
diff --git a/src/mesa/swrast/s_context.h b/src/mesa/swrast/s_context.h
index f118eb92ca4..daa07e15783 100644
--- a/src/mesa/swrast/s_context.h
+++ b/src/mesa/swrast/s_context.h
@@ -43,10 +43,10 @@
#ifndef S_CONTEXT_H
#define S_CONTEXT_H
-#include "mtypes.h"
+#include "main/mtypes.h"
+#include "shader/prog_execute.h"
#include "swrast.h"
#include "s_span.h"
-#include "prog_execute.h"
typedef void (*texture_sample_func)(GLcontext *ctx,
diff --git a/src/mesa/swrast/s_copypix.c b/src/mesa/swrast/s_copypix.c
index 2383015000a..218a3b5590b 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.
*
@@ -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 {
@@ -102,8 +109,10 @@ copy_conv_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
GLfloat *dest, *tmpImage, *convImage;
SWspan span;
- INIT_SPAN(span, GL_BITMAP, 0, 0, SPAN_RGBA);
+ INIT_SPAN(span, GL_BITMAP);
_swrast_span_default_attribs(ctx, &span);
+ span.arrayMask = SPAN_RGBA;
+ span.arrayAttribs = FRAG_BIT_COL0;
/* allocate space for GLfloat image */
tmpImage = (GLfloat *) _mesa_malloc(width * height * 4 * sizeof(GLfloat));
@@ -156,7 +165,7 @@ copy_conv_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
/* write the new image */
for (row = 0; row < height; row++) {
const GLfloat *src = convImage + row * width * 4;
- GLvoid *rgba = (GLvoid *) span.array->attribs[FRAG_ATTRIB_COL0];
+ GLfloat *rgba = (GLfloat *) span.array->attribs[FRAG_ATTRIB_COL0];
/* copy convolved colors into span array */
_mesa_memcpy(rgba, src, width * 4 * sizeof(GLfloat));
@@ -188,8 +197,6 @@ static void
copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
GLint width, GLint height, GLint destx, GLint desty)
{
- SWcontext *swrast = SWRAST_CONTEXT(ctx);
- const GLbitfield prevActiveAttribs = swrast->_ActiveAttribMask;
GLfloat *tmpImage, *p;
GLint sy, dy, stepy, row;
const GLboolean zoom = ctx->Pixel.ZoomX != 1.0F || ctx->Pixel.ZoomY != 1.0F;
@@ -199,15 +206,12 @@ copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
if (!ctx->ReadBuffer->_ColorReadBuffer) {
/* no readbuffer - OK */
- goto end;
+ return;
}
- /* don't interpolate COL0 and overwrite the glDrawPixel colors! */
- swrast->_ActiveAttribMask &= ~FRAG_BIT_COL0;
-
if (ctx->Pixel.Convolution2DEnabled || ctx->Pixel.Separable2DEnabled) {
copy_conv_rgba_pixels(ctx, srcx, srcy, width, height, destx, desty);
- goto end;
+ return;
}
else if (ctx->Pixel.Convolution1DEnabled) {
/* make sure we don't apply 1D convolution */
@@ -237,14 +241,16 @@ copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
stepy = 1;
}
- INIT_SPAN(span, GL_BITMAP, 0, 0, SPAN_RGBA);
+ INIT_SPAN(span, GL_BITMAP);
_swrast_span_default_attribs(ctx, &span);
+ span.arrayMask = SPAN_RGBA;
+ span.arrayAttribs = FRAG_BIT_COL0; /* we'll fill in COL0 attrib values */
if (overlapping) {
tmpImage = (GLfloat *) _mesa_malloc(width * height * sizeof(GLfloat) * 4);
if (!tmpImage) {
_mesa_error( ctx, GL_OUT_OF_MEMORY, "glCopyPixels" );
- goto end;
+ return;
}
/* read the source image as RGBA/float */
p = tmpImage;
@@ -299,9 +305,6 @@ copy_rgba_pixels(GLcontext *ctx, GLint srcx, GLint srcy,
if (overlapping)
_mesa_free(tmpImage);
-
-end:
- swrast->_ActiveAttribMask = prevActiveAttribs;
}
@@ -322,8 +325,9 @@ copy_ci_pixels( GLcontext *ctx, GLint srcx, GLint srcy,
return;
}
- INIT_SPAN(span, GL_BITMAP, 0, 0, SPAN_INDEX);
+ INIT_SPAN(span, GL_BITMAP);
_swrast_span_default_attribs(ctx, &span);
+ span.arrayMask = SPAN_INDEX;
if (ctx->DrawBuffer == ctx->ReadBuffer) {
overlapping = regions_overlap(srcx, srcy, destx, desty, width, height,
@@ -456,8 +460,9 @@ copy_depth_pixels( GLcontext *ctx, GLint srcx, GLint srcy,
return;
}
- INIT_SPAN(span, GL_BITMAP, 0, 0, SPAN_Z);
+ INIT_SPAN(span, GL_BITMAP);
_swrast_span_default_attribs(ctx, &span);
+ span.arrayMask = SPAN_Z;
if (ctx->DrawBuffer == ctx->ReadBuffer) {
overlapping = regions_overlap(srcx, srcy, destx, desty, width, height,
diff --git a/src/mesa/swrast/s_drawpix.c b/src/mesa/swrast/s_drawpix.c
index 925358d77eb..0cf425e1c62 100644
--- a/src/mesa/swrast/s_drawpix.c
+++ b/src/mesa/swrast/s_drawpix.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) 1999-2007 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"),
@@ -70,7 +70,9 @@ fast_draw_rgba_pixels(GLcontext *ctx, GLint x, GLint y,
return GL_FALSE;
}
- INIT_SPAN(span, GL_BITMAP, 0, 0, SPAN_RGBA);
+ INIT_SPAN(span, GL_BITMAP);
+ span.arrayMask = SPAN_RGBA;
+ span.arrayAttribs = FRAG_BIT_COL0;
_swrast_span_default_attribs(ctx, &span);
/* copy input params since clipping may change them */
@@ -332,7 +334,8 @@ draw_index_pixels( GLcontext *ctx, GLint x, GLint y,
GLint row, skipPixels;
SWspan span;
- INIT_SPAN(span, GL_BITMAP, 0, 0, SPAN_INDEX);
+ INIT_SPAN(span, GL_BITMAP);
+ span.arrayMask = SPAN_INDEX;
_swrast_span_default_attribs(ctx, &span);
/*
@@ -395,10 +398,9 @@ draw_stencil_pixels( GLcontext *ctx, GLint x, GLint y,
width, height,
GL_COLOR_INDEX, type,
row, skipPixels);
- _mesa_unpack_index_span(ctx, spanWidth, destType, values,
- type, source, unpack,
- ctx->_ImageTransferState);
- _mesa_apply_stencil_transfer_ops(ctx, spanWidth, values);
+ _mesa_unpack_stencil_span(ctx, spanWidth, destType, values,
+ type, source, unpack,
+ ctx->_ImageTransferState);
if (zoom) {
_swrast_write_zoomed_stencil_span(ctx, x, y, spanWidth,
spanX, spanY, values);
@@ -427,7 +429,8 @@ draw_depth_pixels( GLcontext *ctx, GLint x, GLint y,
const GLboolean zoom = ctx->Pixel.ZoomX != 1.0 || ctx->Pixel.ZoomY != 1.0;
SWspan span;
- INIT_SPAN(span, GL_BITMAP, 0, 0, SPAN_Z);
+ INIT_SPAN(span, GL_BITMAP);
+ span.arrayMask = SPAN_Z;
_swrast_span_default_attribs(ctx, &span);
if (type == GL_UNSIGNED_SHORT
@@ -481,7 +484,7 @@ draw_depth_pixels( GLcontext *ctx, GLint x, GLint y,
}
else {
/* General case */
- const GLfloat depthMax = ctx->DrawBuffer->_DepthMaxF;
+ const GLuint depthMax = ctx->DrawBuffer->_DepthMax;
GLint skipPixels = 0;
/* in case width > MAX_WIDTH do the copy in chunks */
@@ -532,25 +535,22 @@ draw_rgba_pixels( GLcontext *ctx, GLint x, GLint y,
const struct gl_pixelstore_attrib *unpack,
const GLvoid *pixels )
{
- SWcontext *swrast = SWRAST_CONTEXT(ctx);
- const GLbitfield prevActiveAttribs = swrast->_ActiveAttribMask;
const GLint imgX = x, imgY = y;
const GLboolean zoom = ctx->Pixel.ZoomX!=1.0 || ctx->Pixel.ZoomY!=1.0;
GLfloat *convImage = NULL;
GLbitfield transferOps = ctx->_ImageTransferState;
SWspan span;
- /* don't interpolate COL0 and overwrite the glDrawPixel colors! */
- swrast->_ActiveAttribMask &= ~FRAG_BIT_COL0;
-
/* Try an optimized glDrawPixels first */
if (fast_draw_rgba_pixels(ctx, x, y, width, height, format, type,
unpack, pixels)) {
- goto end;
+ return;
}
- INIT_SPAN(span, GL_BITMAP, 0, 0x0, SPAN_RGBA);
+ INIT_SPAN(span, GL_BITMAP);
_swrast_span_default_attribs(ctx, &span);
+ span.arrayMask = SPAN_RGBA;
+ span.arrayAttribs = FRAG_BIT_COL0; /* we're fill in COL0 attrib values */
if (ctx->Pixel.Convolution2DEnabled || ctx->Pixel.Separable2DEnabled) {
/* Convolution has to be handled specially. We'll create an
@@ -565,13 +565,13 @@ draw_rgba_pixels( GLcontext *ctx, GLint x, GLint y,
tmpImage = (GLfloat *) _mesa_malloc(width * height * 4 * sizeof(GLfloat));
if (!tmpImage) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "glDrawPixels");
- goto end;
+ return;
}
convImage = (GLfloat *) _mesa_malloc(width * height * 4 * sizeof(GLfloat));
if (!convImage) {
_mesa_free(tmpImage);
_mesa_error(ctx, GL_OUT_OF_MEMORY, "glDrawPixels");
- goto end;
+ return;
}
/* Unpack the image and apply transfer ops up to convolution */
@@ -675,9 +675,6 @@ draw_rgba_pixels( GLcontext *ctx, GLint x, GLint y,
if (convImage) {
_mesa_free(convImage);
}
-
-end:
- swrast->_ActiveAttribMask = prevActiveAttribs;
}
@@ -698,7 +695,7 @@ draw_depth_stencil_pixels(GLcontext *ctx, GLint x, GLint y,
const GLint imgX = x, imgY = y;
const GLboolean scaleOrBias
= ctx->Pixel.DepthScale != 1.0 || ctx->Pixel.DepthBias != 0.0;
- const GLfloat depthScale = ctx->DrawBuffer->_DepthMaxF;
+ const GLuint depthMax = ctx->DrawBuffer->_DepthMax;
const GLuint stencilMask = ctx->Stencil.WriteMask[0];
const GLuint stencilType = (STENCIL_BITS == 8) ?
GL_UNSIGNED_BYTE : GL_UNSIGNED_SHORT;
@@ -786,7 +783,7 @@ draw_depth_stencil_pixels(GLcontext *ctx, GLint x, GLint y,
/* general case */
GLuint zValues[MAX_WIDTH]; /* 16 or 32-bit Z value storage */
_mesa_unpack_depth_span(ctx, width,
- depthRb->DataType, zValues, depthScale,
+ depthRb->DataType, zValues, depthMax,
type, depthStencilSrc, &clippedUnpack);
if (zoom) {
_swrast_write_zoomed_z_span(ctx, imgX, imgY, width, x,
diff --git a/src/mesa/swrast/s_feedback.c b/src/mesa/swrast/s_feedback.c
index 606afc63ba9..07b7409ab57 100644
--- a/src/mesa/swrast/s_feedback.c
+++ b/src/mesa/swrast/s_feedback.c
@@ -39,19 +39,14 @@ static void
feedback_vertex(GLcontext * ctx, const SWvertex * v, const SWvertex * pv)
{
GLfloat win[4];
- GLfloat color[4];
const GLfloat *vtc = v->attrib[FRAG_ATTRIB_TEX0];
+ const GLfloat *color = v->attrib[FRAG_ATTRIB_COL0];
win[0] = v->attrib[FRAG_ATTRIB_WPOS][0];
win[1] = v->attrib[FRAG_ATTRIB_WPOS][1];
win[2] = v->attrib[FRAG_ATTRIB_WPOS][2] / ctx->DrawBuffer->_DepthMaxF;
win[3] = 1.0F / v->attrib[FRAG_ATTRIB_WPOS][3];
- color[0] = CHAN_TO_FLOAT(pv->color[0]);
- color[1] = CHAN_TO_FLOAT(pv->color[1]);
- color[2] = CHAN_TO_FLOAT(pv->color[2]);
- color[3] = CHAN_TO_FLOAT(pv->color[3]);
-
_mesa_feedback_vertex(ctx, win, color, v->attrib[FRAG_ATTRIB_CI][0], vtc);
}
diff --git a/src/mesa/swrast/s_fragprog.c b/src/mesa/swrast/s_fragprog.c
index 923b67e78e6..14c9868c180 100644
--- a/src/mesa/swrast/s_fragprog.c
+++ b/src/mesa/swrast/s_fragprog.c
@@ -22,11 +22,11 @@
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
-#include "glheader.h"
-#include "colormac.h"
-#include "context.h"
-#include "prog_instruction.h"
-#include "texstate.h"
+#include "main/glheader.h"
+#include "main/colormac.h"
+#include "main/context.h"
+#include "main/texstate.h"
+#include "shader/prog_instruction.h"
#include "s_fragprog.h"
#include "s_span.h"
diff --git a/src/mesa/swrast/s_lines.c b/src/mesa/swrast/s_lines.c
index 781146e67f9..3de438760b5 100644
--- a/src/mesa/swrast/s_lines.c
+++ b/src/mesa/swrast/s_lines.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.
*
@@ -63,12 +63,13 @@ compute_stipple_mask( GLcontext *ctx, GLuint len, GLubyte mask[] )
static void
draw_wide_line( GLcontext *ctx, SWspan *span, GLboolean xMajor )
{
- GLint width, start;
+ const GLint width = (GLint) CLAMP(ctx->Line.Width,
+ ctx->Const.MinLineWidth,
+ ctx->Const.MaxLineWidth);
+ GLint start;
ASSERT(span->end < MAX_WIDTH);
- width = (GLint) CLAMP( ctx->Line._Width, MIN_LINE_WIDTH, MAX_LINE_WIDTH );
-
if (width & 1)
start = width / 2;
else
@@ -143,7 +144,7 @@ draw_wide_line( GLcontext *ctx, SWspan *span, GLboolean xMajor )
span.arrayMask |= SPAN_MASK; \
compute_stipple_mask(ctx, span.end, span.array->mask); \
} \
- if (ctx->Line._Width > 1.0) { \
+ if (ctx->Line.Width > 1.0) { \
draw_wide_line(ctx, &span, (GLboolean)(dx > dy)); \
} \
else { \
@@ -161,7 +162,7 @@ draw_wide_line( GLcontext *ctx, SWspan *span, GLboolean xMajor )
span.arrayMask |= SPAN_MASK; \
compute_stipple_mask(ctx, span.end, span.array->mask); \
} \
- if (ctx->Line._Width > 1.0) { \
+ if (ctx->Line.Width > 1.0) { \
draw_wide_line(ctx, &span, (GLboolean)(dx > dy)); \
} \
else { \
@@ -180,7 +181,7 @@ draw_wide_line( GLcontext *ctx, SWspan *span, GLboolean xMajor )
span.arrayMask |= SPAN_MASK; \
compute_stipple_mask(ctx, span.end, span.array->mask); \
} \
- if (ctx->Line._Width > 1.0) { \
+ if (ctx->Line.Width > 1.0) { \
draw_wide_line(ctx, &span, (GLboolean)(dx > dy)); \
} \
else { \
@@ -274,16 +275,21 @@ _swrast_choose_line( GLcontext *ctx )
USE(general_line);
}
else if (ctx->Depth.Test
- || ctx->Line._Width != 1.0
+ || ctx->Line.Width != 1.0
|| ctx->Line.StippleFlag) {
/* no texture, but Z, fog, width>1, stipple, etc. */
if (rgbmode)
+#if CHAN_BITS == 32
+ USE(general_line);
+#else
USE(rgba_line);
+#endif
else
USE(ci_line);
}
else {
ASSERT(!ctx->Depth.Test);
+ ASSERT(ctx->Line.Width == 1.0);
/* simple lines */
if (rgbmode)
USE(simple_no_z_rgba_line);
diff --git a/src/mesa/swrast/s_linetemp.h b/src/mesa/swrast/s_linetemp.h
index 55548f27b08..1accfc67e2c 100644
--- a/src/mesa/swrast/s_linetemp.h
+++ b/src/mesa/swrast/s_linetemp.h
@@ -303,7 +303,10 @@ NAME( GLcontext *ctx, const SWvertex *vert0, const SWvertex *vert1 )
}
#endif
- INIT_SPAN(span, GL_LINE, numPixels, interpFlags, SPAN_XY);
+ INIT_SPAN(span, GL_LINE);
+ span.end = numPixels;
+ span.interpMask = interpFlags;
+ span.arrayMask = SPAN_XY;
/*
* Draw
diff --git a/src/mesa/swrast/s_points.c b/src/mesa/swrast/s_points.c
index 02c9d9b4251..21316372e80 100644
--- a/src/mesa/swrast/s_points.c
+++ b/src/mesa/swrast/s_points.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.1
+ * Version: 7.1
*
- * Copyright (C) 1999-2004 Brian Paul All Rights Reserved.
+ * 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"),
@@ -34,134 +34,493 @@
#include "s_span.h"
-#define RGBA 0x1
-#define INDEX 0x2
-#define SMOOTH 0x4
-#define ATTRIBS 0x8
-#define SPECULAR 0x10
-#define LARGE 0x20
-#define ATTENUATE 0x40
-#define SPRITE 0x80
-
-
-/*
- * CI points with size == 1.0
- */
-#define FLAGS (INDEX)
-#define NAME size1_ci_point
-#include "s_pointtemp.h"
-
-
-/*
- * General CI points.
+/**
+ * Used to cull points with invalid coords
*/
-#define FLAGS (INDEX | LARGE)
-#define NAME general_ci_point
-#include "s_pointtemp.h"
+#define CULL_INVALID(V) \
+ do { \
+ float tmp = (V)->attrib[FRAG_ATTRIB_WPOS][0] \
+ + (V)->attrib[FRAG_ATTRIB_WPOS][1]; \
+ if (IS_INF_OR_NAN(tmp)) \
+ return; \
+ } while(0)
-/*
- * Antialiased CI points.
+/**
+ * Draw a point sprite
*/
-#define FLAGS (INDEX | SMOOTH)
-#define NAME antialiased_ci_point
-#include "s_pointtemp.h"
+static void
+sprite_point(GLcontext *ctx, const SWvertex *vert)
+{
+ SWcontext *swrast = SWRAST_CONTEXT(ctx);
+ SWspan span;
+ GLfloat size;
+ GLuint tCoords[MAX_TEXTURE_COORD_UNITS];
+ GLuint numTcoords = 0;
+ GLfloat t0, dtdy;
+
+ CULL_INVALID(vert);
+
+ /* z coord */
+ if (ctx->DrawBuffer->Visual.depthBits <= 16)
+ span.z = FloatToFixed(vert->attrib[FRAG_ATTRIB_WPOS][2] + 0.5F);
+ else
+ 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);
+
+ /* span init */
+ INIT_SPAN(span, GL_POINT);
+ span.interpMask = SPAN_Z | SPAN_RGBA;
+
+ span.red = ChanToFixed(vert->color[0]);
+ span.green = ChanToFixed(vert->color[1]);
+ span.blue = ChanToFixed(vert->color[2]);
+ span.alpha = ChanToFixed(vert->color[3]);
+ span.redStep = 0;
+ span.greenStep = 0;
+ span.blueStep = 0;
+ span.alphaStep = 0;
+
+ /* 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;
+
+ ATTRIB_LOOP_BEGIN
+ if (attr >= FRAG_ATTRIB_TEX0 && attr < FRAG_ATTRIB_VAR0) {
+ const GLuint u = attr - FRAG_ATTRIB_TEX0;
+ /* a texcoord */
+ if (ctx->Point.CoordReplace[u]) {
+ GLfloat s, r, dsdx;
+
+ s = 0.0;
+ dsdx = 1.0 / size;
+
+ if (ctx->Point.SpriteOrigin == GL_LOWER_LEFT) {
+ t0 = 0.0;
+ dtdy = 1.0 / size;
+ }
+ else {
+ /* GL_UPPER_LEFT */
+ t0 = 1.0;
+ dtdy = -1.0 / size;
+ }
+ tCoords[numTcoords++] = attr;
+
+ 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.attrStart[attr][0] = s;
+ span.attrStart[attr][1] = 0.0; /* overwritten below */
+ span.attrStart[attr][2] = r;
+ span.attrStart[attr][3] = 1.0;
+
+ span.attrStepX[attr][0] = dsdx;
+ span.attrStepX[attr][1] = 0.0;
+ span.attrStepX[attr][2] = 0.0;
+ span.attrStepX[attr][3] = 0.0;
+
+ span.attrStepY[attr][0] = 0.0;
+ span.attrStepY[attr][1] = dtdy;
+ span.attrStepY[attr][2] = 0.0;
+ span.attrStepY[attr][3] = 0.0;
+
+ continue;
+ }
+ }
+ /* use vertex's texcoord/attrib */
+ COPY_4V(span.attrStart[attr], vert->attrib[attr]);
+ ASSIGN_4V(span.attrStepX[attr], 0, 0, 0, 0);
+ ASSIGN_4V(span.attrStepY[attr], 0, 0, 0, 0);
+ ATTRIB_LOOP_END
+
+ /* compute pos, bounds and render */
+ {
+ const GLfloat x = vert->attrib[FRAG_ATTRIB_WPOS][0];
+ const GLfloat y = vert->attrib[FRAG_ATTRIB_WPOS][1];
+ GLint iSize = (GLint) (size + 0.5F);
+ GLint xmin, xmax, ymin, ymax, iy;
+ GLint iRadius;
+ GLfloat tcoord = t0;
+
+ iSize = MAX2(1, iSize);
+ iRadius = iSize / 2;
+
+ if (iSize & 1) {
+ /* odd size */
+ xmin = (GLint) (x - iRadius);
+ xmax = (GLint) (x + iRadius);
+ ymin = (GLint) (y - iRadius);
+ ymax = (GLint) (y + iRadius);
+ }
+ else {
+ /* even size */
+ xmin = (GLint) x - iRadius;
+ xmax = xmin + iSize - 1;
+ ymin = (GLint) y - iRadius;
+ ymax = ymin + iSize - 1;
+ }
+ /* render spans */
+ for (iy = ymin; iy <= ymax; iy++) {
+ GLuint i;
+ /* setup texcoord T for this row */
+ for (i = 0; i < numTcoords; i++) {
+ span.attrStart[tCoords[i]][1] = tcoord;
+ }
-/*
- * Distance attenuated, general CI points.
- */
-#define FLAGS (INDEX | ATTENUATE)
-#define NAME atten_general_ci_point
-#include "s_pointtemp.h"
+ /* these might get changed by span clipping */
+ span.x = xmin;
+ span.y = iy;
+ span.end = xmax - xmin + 1;
+ _swrast_write_rgba_span(ctx, &span);
-/*
- * RGBA points with size == 1.0
- */
-#define FLAGS (RGBA)
-#define NAME size1_rgba_point
-#include "s_pointtemp.h"
+ tcoord += dtdy;
+ }
+ }
+}
-/*
- * General RGBA points.
+/**
+ * Draw smooth/antialiased point. RGB or CI mode.
*/
-#define FLAGS (RGBA | LARGE)
-#define NAME general_rgba_point
-#include "s_pointtemp.h"
-
+static void
+smooth_point(GLcontext *ctx, const SWvertex *vert)
+{
+ SWcontext *swrast = SWRAST_CONTEXT(ctx);
+ const GLboolean ciMode = !ctx->Visual.rgbMode;
+ SWspan span;
+ GLfloat size, alphaAtten;
+
+ CULL_INVALID(vert);
+
+ /* z coord */
+ if (ctx->DrawBuffer->Visual.depthBits <= 16)
+ span.z = FloatToFixed(vert->attrib[FRAG_ATTRIB_WPOS][2] + 0.5F);
+ else
+ 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);
-/*
- * Antialiased RGBA points.
- */
-#define FLAGS (RGBA | SMOOTH)
-#define NAME antialiased_rgba_point
-#include "s_pointtemp.h"
+ /* alpha attenuation / 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;
+ }
+ (void) alphaAtten; /* not used */
+
+ /* span init */
+ INIT_SPAN(span, GL_POINT);
+ span.interpMask = SPAN_Z | SPAN_RGBA;
+ span.arrayMask = SPAN_COVERAGE | SPAN_MASK;
+
+ span.red = ChanToFixed(vert->color[0]);
+ span.green = ChanToFixed(vert->color[1]);
+ span.blue = ChanToFixed(vert->color[2]);
+ span.alpha = ChanToFixed(vert->color[3]);
+ span.redStep = 0;
+ span.greenStep = 0;
+ span.blueStep = 0;
+ span.alphaStep = 0;
+
+ /* 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;
+
+ ATTRIB_LOOP_BEGIN
+ COPY_4V(span.attrStart[attr], vert->attrib[attr]);
+ ASSIGN_4V(span.attrStepX[attr], 0, 0, 0, 0);
+ ASSIGN_4V(span.attrStepY[attr], 0, 0, 0, 0);
+ ATTRIB_LOOP_END
+
+ /* compute pos, bounds and render */
+ {
+ const GLfloat x = vert->attrib[FRAG_ATTRIB_WPOS][0];
+ const GLfloat y = vert->attrib[FRAG_ATTRIB_WPOS][1];
+ const GLfloat radius = 0.5F * size;
+ 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) (x - radius);
+ const GLint xmax = (GLint) (x + radius);
+ const GLint ymin = (GLint) (y - radius);
+ const GLint ymax = (GLint) (y + radius);
+ GLint ix, iy;
+
+ for (iy = ymin; iy <= ymax; iy++) {
+
+ /* these might get changed by span clipping */
+ span.x = xmin;
+ span.y = iy;
+ span.end = xmax - xmin + 1;
+
+ /* compute coverage for each pixel in span */
+ for (ix = xmin; ix <= xmax; ix++) {
+ const GLfloat dx = ix - x + 0.5F;
+ const GLfloat dy = iy - y + 0.5F;
+ const GLfloat dist2 = dx * dx + dy * dy;
+ GLfloat coverage;
+
+ if (dist2 < rmax2) {
+ if (dist2 >= rmin2) {
+ /* compute partial coverage */
+ coverage = 1.0F - (dist2 - rmin2) * cscale;
+ if (ciMode) {
+ /* coverage in [0,15] */
+ coverage *= 15.0;
+ }
+ }
+ else {
+ /* full coverage */
+ coverage = 1.0F;
+ }
+ span.array->mask[ix - xmin] = 1;
+ }
+ else {
+ /* zero coverage - fragment outside the radius */
+ coverage = 0.0;
+ span.array->mask[ix - xmin] = 0;
+ }
+ span.array->coverage[ix - xmin] = coverage;
+ }
+ /* render span */
+ _swrast_write_rgba_span(ctx, &span);
-/*
- * Textured RGBA points.
- */
-#define FLAGS (RGBA | LARGE | ATTRIBS | SPECULAR)
-#define NAME textured_rgba_point
-#include "s_pointtemp.h"
+ }
+ }
+}
-/*
- * Antialiased points with texture mapping.
+/**
+ * Draw large (size >= 1) non-AA point. RGB or CI mode.
*/
-#define FLAGS (RGBA | SMOOTH | ATTRIBS | SPECULAR)
-#define NAME antialiased_tex_rgba_point
-#include "s_pointtemp.h"
+static void
+large_point(GLcontext *ctx, const SWvertex *vert)
+{
+ SWcontext *swrast = SWRAST_CONTEXT(ctx);
+ const GLboolean ciMode = !ctx->Visual.rgbMode;
+ SWspan span;
+ GLfloat size;
+
+ CULL_INVALID(vert);
+
+ /* z coord */
+ if (ctx->DrawBuffer->Visual.depthBits <= 16)
+ span.z = FloatToFixed(vert->attrib[FRAG_ATTRIB_WPOS][2] + 0.5F);
+ else
+ 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);
+ /* span init */
+ INIT_SPAN(span, GL_POINT);
+ span.arrayMask = SPAN_XY;
-/*
- * Distance attenuated, general RGBA points.
- */
-#define FLAGS (RGBA | ATTENUATE)
-#define NAME atten_general_rgba_point
-#include "s_pointtemp.h"
+ if (ciMode) {
+ span.interpMask = SPAN_Z | SPAN_INDEX;
+ span.index = FloatToFixed(vert->attrib[FRAG_ATTRIB_CI][0]);
+ span.indexStep = 0;
+ }
+ else {
+ span.interpMask = SPAN_Z | SPAN_RGBA;
+ span.red = ChanToFixed(vert->color[0]);
+ span.green = ChanToFixed(vert->color[1]);
+ span.blue = ChanToFixed(vert->color[2]);
+ span.alpha = ChanToFixed(vert->color[3]);
+ span.redStep = 0;
+ span.greenStep = 0;
+ span.blueStep = 0;
+ span.alphaStep = 0;
+ }
+ /* 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;
+
+ ATTRIB_LOOP_BEGIN
+ COPY_4V(span.attrStart[attr], vert->attrib[attr]);
+ ASSIGN_4V(span.attrStepX[attr], 0, 0, 0, 0);
+ ASSIGN_4V(span.attrStepY[attr], 0, 0, 0, 0);
+ ATTRIB_LOOP_END
+
+ /* compute pos, bounds and render */
+ {
+ const GLfloat x = vert->attrib[FRAG_ATTRIB_WPOS][0];
+ const GLfloat y = vert->attrib[FRAG_ATTRIB_WPOS][1];
+ GLint iSize = (GLint) (size + 0.5F);
+ GLint xmin, xmax, ymin, ymax, ix, iy;
+ GLint iRadius;
+
+ iSize = MAX2(1, iSize);
+ iRadius = iSize / 2;
+
+ if (iSize & 1) {
+ /* odd size */
+ xmin = (GLint) (x - iRadius);
+ xmax = (GLint) (x + iRadius);
+ ymin = (GLint) (y - iRadius);
+ ymax = (GLint) (y + iRadius);
+ }
+ else {
+ /* even size */
+ xmin = (GLint) x - iRadius;
+ xmax = xmin + iSize - 1;
+ ymin = (GLint) y - iRadius;
+ ymax = ymin + iSize - 1;
+ }
-/*
- * Distance attenuated, textured RGBA points.
- */
-#define FLAGS (RGBA | ATTENUATE | ATTRIBS | SPECULAR)
-#define NAME atten_textured_rgba_point
-#include "s_pointtemp.h"
+ /* generate fragments */
+ span.end = 0;
+ for (iy = ymin; iy <= ymax; iy++) {
+ for (ix = xmin; ix <= xmax; ix++) {
+ span.array->x[span.end] = ix;
+ span.array->y[span.end] = iy;
+ span.end++;
+ }
+ }
+ assert(span.end <= MAX_WIDTH);
+ _swrast_write_rgba_span(ctx, &span);
+ }
+}
-/*
- * Distance attenuated, antialiased points with or without texture mapping.
+/**
+ * Draw size=1, single-pixel point
*/
-#define FLAGS (RGBA | ATTENUATE | ATTRIBS | SMOOTH)
-#define NAME atten_antialiased_rgba_point
-#include "s_pointtemp.h"
+static void
+pixel_point(GLcontext *ctx, const SWvertex *vert)
+{
+ SWcontext *swrast = SWRAST_CONTEXT(ctx);
+ const GLboolean ciMode = !ctx->Visual.rgbMode;
+ /*
+ * Note that unlike the other functions, we put single-pixel points
+ * into a special span array in order to render as many points as
+ * possible with a single _swrast_write_rgba_span() call.
+ */
+ SWspan *span = &(swrast->PointSpan);
+ GLuint count;
+
+ CULL_INVALID(vert);
+
+ /* Span init */
+ span->interpMask = 0;
+ span->arrayMask = SPAN_XY | SPAN_Z;
+ if (ciMode)
+ span->arrayMask |= SPAN_INDEX;
+ else
+ span->arrayMask |= SPAN_RGBA;
+ /*span->arrayMask |= SPAN_LAMBDA;*/
+ span->arrayAttribs = swrast->_ActiveAttribMask; /* we'll produce these vals */
+
+ /* 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;
+
+ /* 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;
+ }
+ count = span->end;
-/*
- * Sprite (textured point)
- */
-#define FLAGS (RGBA | SPRITE | SPECULAR)
-#define NAME sprite_point
-#include "s_pointtemp.h"
+ /* fragment attributes */
+ if (ciMode) {
+ span->array->index[count] = (GLuint) vert->attrib[FRAG_ATTRIB_CI][0];
+ }
+ else {
+ span->array->rgba[count][RCOMP] = vert->color[0];
+ span->array->rgba[count][GCOMP] = vert->color[1];
+ span->array->rgba[count][BCOMP] = vert->color[2];
+ span->array->rgba[count][ACOMP] = vert->color[3];
+ }
+ ATTRIB_LOOP_BEGIN
+ COPY_4V(span->array->attribs[attr][count], vert->attrib[attr]);
+ ATTRIB_LOOP_END
+ /* fragment position */
+ 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);
-#define FLAGS (RGBA | SPRITE | SPECULAR | ATTENUATE)
-#define NAME atten_sprite_point
-#include "s_pointtemp.h"
+ span->end = count + 1;
+ ASSERT(span->end <= MAX_WIDTH);
+}
+/**
+ * Add specular color to primary color, draw point, restore original
+ * primary color.
+ */
void
_swrast_add_spec_terms_point(GLcontext *ctx, const SWvertex *v0)
{
- SWvertex *ncv0 = (SWvertex *) v0;
+ SWvertex *ncv0 = (SWvertex *) v0; /* cast away const */
GLfloat rSum, gSum, bSum;
GLchan cSave[4];
/* save */
- COPY_CHAN4( cSave, ncv0->color );
+ COPY_CHAN4(cSave, ncv0->color);
/* sum */
rSum = CHAN_TO_FLOAT(ncv0->color[0]) + ncv0->attrib[FRAG_ATTRIB_COL1][0];
gSum = CHAN_TO_FLOAT(ncv0->color[1]) + ncv0->attrib[FRAG_ATTRIB_COL1][1];
@@ -176,115 +535,35 @@ _swrast_add_spec_terms_point(GLcontext *ctx, const SWvertex *v0)
}
-
-/* record the current point function name */
-#ifdef DEBUG
-
-static const char *pntFuncName = NULL;
-
-#define USE(pntFunc) \
-do { \
- pntFuncName = #pntFunc; \
- /*printf("%s\n", pntFuncName);*/ \
- swrast->Point = pntFunc; \
-} while (0)
-
-#else
-
-#define USE(pntFunc) swrast->Point = pntFunc
-
-#endif
-
-
-/*
- * Examine the current context to determine which point drawing function
- * should be used.
+/**
+ * Examine current state to determine which point drawing function to use.
*/
void
-_swrast_choose_point( GLcontext *ctx )
+_swrast_choose_point(GLcontext *ctx)
{
SWcontext *swrast = SWRAST_CONTEXT(ctx);
- GLboolean rgbMode = ctx->Visual.rgbMode;
- GLboolean specular = (ctx->Fog.ColorSumEnabled ||
- (ctx->Light.Enabled &&
- ctx->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR));
- if (ctx->RenderMode==GL_RENDER) {
+ if (ctx->RenderMode == GL_RENDER) {
if (ctx->Point.PointSprite) {
- /* GL_ARB_point_sprite / GL_NV_point_sprite */
- /* XXX this might not be good enough */
- if (ctx->Point._Attenuated)
- USE(atten_sprite_point);
- else
- USE(sprite_point);
+ swrast->Point = sprite_point;
}
else if (ctx->Point.SmoothFlag) {
- /* Smooth points */
- if (rgbMode) {
- if (ctx->Point._Attenuated || ctx->VertexProgram.PointSizeEnabled) {
- USE(atten_antialiased_rgba_point);
- }
- else if (ctx->Texture._EnabledCoordUnits) {
- USE(antialiased_tex_rgba_point);
- }
- else {
- USE(antialiased_rgba_point);
- }
- }
- else {
- USE(antialiased_ci_point);
- }
+ swrast->Point = smooth_point;
}
- else if (ctx->Point._Attenuated || ctx->VertexProgram.PointSizeEnabled) {
- if (rgbMode) {
- if (ctx->Texture._EnabledCoordUnits) {
- if (ctx->Point.SmoothFlag) {
- USE(atten_antialiased_rgba_point);
- }
- else {
- USE(atten_textured_rgba_point);
- }
- }
- else {
- USE(atten_general_rgba_point);
- }
- }
- else {
- /* ci, atten */
- USE(atten_general_ci_point);
- }
- }
- else if ((ctx->Texture._EnabledCoordUnits
- || specular
- || swrast->_FogEnabled) && rgbMode) {
- /* textured, fogged */
- USE(textured_rgba_point);
- }
- else if (ctx->Point._Size != 1.0) {
- /* large points */
- if (rgbMode) {
- USE(general_rgba_point);
- }
- else {
- USE(general_ci_point);
- }
+ else if (ctx->Point.Size > 1.0 ||
+ ctx->Point._Attenuated ||
+ ctx->VertexProgram.PointSizeEnabled) {
+ swrast->Point = large_point;
}
else {
- /* single pixel points */
- if (rgbMode) {
- assert((swrast->_ActiveAttribMask & FRAG_BIT_COL1) == 0);
- USE(size1_rgba_point);
- }
- else {
- USE(size1_ci_point);
- }
+ swrast->Point = pixel_point;
}
}
- else if (ctx->RenderMode==GL_FEEDBACK) {
- USE(_swrast_feedback_point);
+ else if (ctx->RenderMode == GL_FEEDBACK) {
+ swrast->Point = _swrast_feedback_point;
}
else {
/* GL_SELECT mode */
- USE(_swrast_select_point);
+ swrast->Point = _swrast_select_point;
}
}
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
diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c
index 431629efb1f..bbde0025f45 100644
--- a/src/mesa/swrast/s_span.c
+++ b/src/mesa/swrast/s_span.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.
*
@@ -171,10 +171,11 @@ interpolate_active_attribs(GLcontext *ctx, SWspan *span, GLbitfield attrMask)
{
const SWcontext *swrast = SWRAST_CONTEXT(ctx);
- /* for glDraw/CopyPixels() we may have turned off some bits in
- * the _ActiveAttribMask - be sure to obey that mask now.
+ /*
+ * Don't overwrite existing array values, such as colors that may have
+ * been produced by glDraw/CopyPixels.
*/
- attrMask &= swrast->_ActiveAttribMask;
+ attrMask &= ~span->arrayAttribs;
ATTRIB_LOOP_BEGIN
if (attrMask & (1 << attr)) {
@@ -201,6 +202,7 @@ interpolate_active_attribs(GLcontext *ctx, SWspan *span, GLbitfield attrMask)
v3 += dv3dx;
w += dwdx;
}
+ ASSERT((span->arrayAttribs & (1 << attr)) == 0);
span->arrayAttribs |= (1 << attr);
}
ATTRIB_LOOP_END
@@ -871,7 +873,7 @@ _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;
@@ -1150,6 +1152,7 @@ convert_color_type(SWspan *span, GLenum newType, GLuint output)
span->end, span->array->mask);
span->array->ChanType = newType;
+ span->array->rgba = dst;
}
@@ -1177,7 +1180,10 @@ shade_texture_span(GLcontext *ctx, SWspan *span)
if (span->primitive == GL_BITMAP && span->array->ChanType != GL_FLOAT) {
convert_color_type(span, GL_FLOAT, 0);
}
- interpolate_active_attribs(ctx, span, ~0);
+ if (span->primitive != GL_POINT) {
+ /* for points, we populated the arrays already */
+ interpolate_active_attribs(ctx, span, ~0);
+ }
span->array->ChanType = GL_FLOAT;
if (!(span->arrayMask & SPAN_Z))
@@ -1234,7 +1240,8 @@ _swrast_write_rgba_span( GLcontext *ctx, SWspan *span)
const GLbitfield origInterpMask = span->interpMask;
const GLbitfield origArrayMask = span->arrayMask;
const GLbitfield origArrayAttribs = span->arrayAttribs;
- const GLenum chanType = span->array->ChanType;
+ const GLenum origChanType = span->array->ChanType;
+ void * const origRgba = span->array->rgba;
const GLboolean shader = (ctx->FragmentProgram._Current
|| ctx->ATIFragmentShader._Enabled);
const GLboolean shaderOrTexture = shader || ctx->Texture._EnabledUnits;
@@ -1351,7 +1358,7 @@ _swrast_write_rgba_span( GLcontext *ctx, SWspan *span)
#if CHAN_BITS == 32
if ((span->arrayAttribs & FRAG_BIT_COL0) == 0) {
- interpolate_int_colors(ctx, span);
+ interpolate_active_attribs(ctx, span, FRAG_BIT_COL0);
}
#else
if ((span->arrayMask & SPAN_RGBA) == 0) {
@@ -1456,7 +1463,8 @@ end:
span->interpMask = origInterpMask;
span->arrayMask = origArrayMask;
span->arrayAttribs = origArrayAttribs;
- span->array->ChanType = chanType;
+ span->array->ChanType = origChanType;
+ span->array->rgba = origRgba;
}
diff --git a/src/mesa/swrast/s_span.h b/src/mesa/swrast/s_span.h
index 585cce91ee9..512134db0f8 100644
--- a/src/mesa/swrast/s_span.h
+++ b/src/mesa/swrast/s_span.h
@@ -159,15 +159,15 @@ typedef struct sw_span
-#define INIT_SPAN(S, PRIMITIVE, END, INTERP_MASK, ARRAY_MASK) \
-do { \
- (S).primitive = (PRIMITIVE); \
- (S).interpMask = (INTERP_MASK); \
- (S).arrayMask = (ARRAY_MASK); \
- (S).arrayAttribs = 0x0; \
- (S).end = (END); \
- (S).facing = 0; \
- (S).array = SWRAST_CONTEXT(ctx)->SpanArrays; \
+#define INIT_SPAN(S, PRIMITIVE) \
+do { \
+ (S).primitive = (PRIMITIVE); \
+ (S).interpMask = 0x0; \
+ (S).arrayMask = 0x0; \
+ (S).arrayAttribs = 0x0; \
+ (S).end = 0; \
+ (S).facing = 0; \
+ (S).array = SWRAST_CONTEXT(ctx)->SpanArrays; \
} while (0)
diff --git a/src/mesa/swrast/s_stencil.c b/src/mesa/swrast/s_stencil.c
index 89991fad02d..cae1e09929b 100644
--- a/src/mesa/swrast/s_stencil.c
+++ b/src/mesa/swrast/s_stencil.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5
+ * Version: 7.1
*
- * Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
+ * 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"),
@@ -392,6 +392,23 @@ do_stencil_test( GLcontext *ctx, GLuint face, GLuint n, GLstencil stencil[],
}
+/**
+ * Compute the zpass/zfail masks by comparing the pre- and post-depth test
+ * masks.
+ */
+static INLINE void
+compute_pass_fail_masks(GLuint n, const GLubyte origMask[],
+ const GLubyte newMask[],
+ GLubyte passMask[], GLubyte failMask[])
+{
+ GLuint i;
+ for (i = 0; i < n; i++) {
+ ASSERT(newMask[i] == 0 || newMask[i] == 1);
+ passMask[i] = origMask[i] & newMask[i];
+ failMask[i] = origMask[i] & (newMask[i] ^ 1);
+ }
+}
+
/**
* Apply stencil and depth testing to the span of pixels.
@@ -460,39 +477,24 @@ stencil_and_ztest_span(GLcontext *ctx, SWspan *span, GLuint face)
/*
* Perform depth buffering, then apply zpass or zfail stencil function.
*/
- GLubyte passmask[MAX_WIDTH], failmask[MAX_WIDTH], oldmask[MAX_WIDTH];
- GLuint i;
+ GLubyte passMask[MAX_WIDTH], failMask[MAX_WIDTH], origMask[MAX_WIDTH];
/* save the current mask bits */
- _mesa_memcpy(oldmask, mask, n * sizeof(GLubyte));
+ _mesa_memcpy(origMask, mask, n * sizeof(GLubyte));
/* apply the depth test */
_swrast_depth_test_span(ctx, span);
- /* Set the stencil pass/fail flags according to result of depth testing.
- * if oldmask[i] == 0 then
- * Don't touch the stencil value
- * else if oldmask[i] and newmask[i] then
- * Depth test passed
- * else
- * assert(oldmask[i] && !newmask[i])
- * Depth test failed
- * endif
- */
- for (i=0;i<n;i++) {
- ASSERT(mask[i] == 0 || mask[i] == 1);
- passmask[i] = oldmask[i] & mask[i];
- failmask[i] = oldmask[i] & (mask[i] ^ 1);
- }
+ compute_pass_fail_masks(n, origMask, mask, passMask, failMask);
/* apply the pass and fail operations */
if (ctx->Stencil.ZFailFunc[face] != GL_KEEP) {
apply_stencil_op( ctx, ctx->Stencil.ZFailFunc[face], face,
- n, stencil, failmask );
+ n, stencil, failMask );
}
if (ctx->Stencil.ZPassFunc[face] != GL_KEEP) {
apply_stencil_op( ctx, ctx->Stencil.ZPassFunc[face], face,
- n, stencil, passmask );
+ n, stencil, passMask );
}
}
@@ -902,6 +904,7 @@ stencil_test_pixels( GLcontext *ctx, GLuint face, GLuint n,
static GLboolean
stencil_and_ztest_pixels( GLcontext *ctx, SWspan *span, GLuint face )
{
+ GLubyte passMask[MAX_WIDTH], failMask[MAX_WIDTH], origMask[MAX_WIDTH];
struct gl_framebuffer *fb = ctx->DrawBuffer;
struct gl_renderbuffer *rb = fb->_StencilBuffer;
const GLuint n = span->end;
@@ -916,12 +919,11 @@ stencil_and_ztest_pixels( GLcontext *ctx, SWspan *span, GLuint face )
if (!rb->GetPointer(ctx, rb, 0, 0)) {
/* No direct access */
GLstencil stencil[MAX_WIDTH];
- GLubyte origMask[MAX_WIDTH];
ASSERT(rb->DataType == GL_UNSIGNED_BYTE);
_swrast_get_values(ctx, rb, n, x, y, stencil, sizeof(GLubyte));
- _mesa_memcpy(origMask, mask, n * sizeof(GLubyte));
+ _mesa_memcpy(origMask, mask, n * sizeof(GLubyte));
(void) do_stencil_test(ctx, face, n, stencil, mask);
@@ -930,27 +932,20 @@ stencil_and_ztest_pixels( GLcontext *ctx, SWspan *span, GLuint face )
n, stencil, mask);
}
else {
+ GLubyte tmpMask[MAX_WIDTH];
+ _mesa_memcpy(tmpMask, mask, n * sizeof(GLubyte));
+
_swrast_depth_test_span(ctx, span);
+ compute_pass_fail_masks(n, tmpMask, mask, passMask, failMask);
+
if (ctx->Stencil.ZFailFunc[face] != GL_KEEP) {
- GLubyte failmask[MAX_WIDTH];
- GLuint i;
- for (i = 0; i < n; i++) {
- ASSERT(mask[i] == 0 || mask[i] == 1);
- failmask[i] = origMask[i] & (mask[i] ^ 1);
- }
apply_stencil_op(ctx, ctx->Stencil.ZFailFunc[face], face,
- n, stencil, failmask);
+ n, stencil, failMask);
}
if (ctx->Stencil.ZPassFunc[face] != GL_KEEP) {
- GLubyte passmask[MAX_WIDTH];
- GLuint i;
- for (i = 0; i < n; i++) {
- ASSERT(mask[i] == 0 || mask[i] == 1);
- passmask[i] = origMask[i] & mask[i];
- }
apply_stencil_op(ctx, ctx->Stencil.ZPassFunc[face], face,
- n, stencil, passmask);
+ n, stencil, passMask);
}
}
@@ -972,28 +967,21 @@ stencil_and_ztest_pixels( GLcontext *ctx, SWspan *span, GLuint face )
ctx->Stencil.ZPassFunc[face], face, mask);
}
else {
- GLubyte passmask[MAX_WIDTH], failmask[MAX_WIDTH], oldmask[MAX_WIDTH];
- GLuint i;
-
- _mesa_memcpy(oldmask, mask, n * sizeof(GLubyte));
+ _mesa_memcpy(origMask, mask, n * sizeof(GLubyte));
_swrast_depth_test_span(ctx, span);
- for (i=0;i<n;i++) {
- ASSERT(mask[i] == 0 || mask[i] == 1);
- passmask[i] = oldmask[i] & mask[i];
- failmask[i] = oldmask[i] & (mask[i] ^ 1);
- }
+ compute_pass_fail_masks(n, origMask, mask, passMask, failMask);
if (ctx->Stencil.ZFailFunc[face] != GL_KEEP) {
apply_stencil_op_to_pixels(ctx, n, x, y,
ctx->Stencil.ZFailFunc[face],
- face, failmask);
+ face, failMask);
}
if (ctx->Stencil.ZPassFunc[face] != GL_KEEP) {
apply_stencil_op_to_pixels(ctx, n, x, y,
ctx->Stencil.ZPassFunc[face],
- face, passmask);
+ face, passMask);
}
}
diff --git a/src/mesa/swrast/s_tritemp.h b/src/mesa/swrast/s_tritemp.h
index 2a90ffd85f8..cded4a6c1c4 100644
--- a/src/mesa/swrast/s_tritemp.h
+++ b/src/mesa/swrast/s_tritemp.h
@@ -144,7 +144,7 @@ static void NAME(GLcontext *ctx, const SWvertex *v0,
(void) swrast;
- INIT_SPAN(span, GL_POLYGON, 0, 0, 0);
+ INIT_SPAN(span, GL_POLYGON);
span.y = 0; /* silence warnings */
#ifdef INTERP_Z
@@ -393,7 +393,7 @@ static void NAME(GLcontext *ctx, const SWvertex *v0,
span.greenStep = 0;
span.blueStep = 0;
# ifdef INTERP_ALPHA
- span.attrStepX[FRAG_ATTRIB_COL0][3] = span.attrStepX[FRAG_ATTRIB_COL0][3] = 0.0F;
+ span.attrStepX[FRAG_ATTRIB_COL0][3] = span.attrStepY[FRAG_ATTRIB_COL0][3] = 0.0F;
span.alphaStep = 0;
# endif
}
diff --git a/src/mesa/swrast/s_zoom.c b/src/mesa/swrast/s_zoom.c
index 1ab5911f2f1..9f1a4c6f0a7 100644
--- a/src/mesa/swrast/s_zoom.c
+++ b/src/mesa/swrast/s_zoom.c
@@ -148,21 +148,18 @@ zoom_span( GLcontext *ctx, GLint imgX, GLint imgY, const SWspan *span,
ASSERT((span->arrayMask & SPAN_XY) == 0);
ASSERT(span->primitive == GL_BITMAP);
- INIT_SPAN(zoomed, GL_BITMAP, 0, 0, 0);
+ INIT_SPAN(zoomed, GL_BITMAP);
zoomed.x = x0;
zoomed.end = zoomedWidth;
zoomed.array = &zoomed_arrays;
zoomed_arrays.ChanType = span->array->ChanType;
- /* XXX temporary */
-#if CHAN_TYPE == GL_UNSIGNED_BYTE
- zoomed_arrays.rgba = zoomed_arrays.rgba8;
-#elif CHAN_TYPE == GL_UNSIGNED_SHORT
- zoomed_arrays.rgba = zoomed_arrays.rgba16;
-#else
- zoomed_arrays.rgba = zoomed_arrays.attribs[FRAG_ATTRIB_COL0];
-#endif
-
- /* copy attribute info (XXX copy all attribs?) */
+ 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;
+ else
+ zoomed_arrays.rgba = (GLchan (*)[4]) zoomed_arrays.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]);
COPY_4V(zoomed.attrStepY[FRAG_ATTRIB_WPOS], span->attrStepY[FRAG_ATTRIB_WPOS]);
@@ -178,6 +175,7 @@ zoom_span( GLcontext *ctx, GLint imgX, GLint imgY, const SWspan *span,
/* we'll generate an array of colorss */
zoomed.interpMask = span->interpMask & ~SPAN_RGBA;
zoomed.arrayMask |= SPAN_RGBA;
+ zoomed.arrayAttribs |= FRAG_BIT_COL0; /* we'll produce these values */
ASSERT(span->arrayMask & SPAN_RGBA);
}
else if (format == GL_COLOR_INDEX) {
diff --git a/src/mesa/swrast/swrast.h b/src/mesa/swrast/swrast.h
index d101a9e2ae2..85a27fd55bf 100644
--- a/src/mesa/swrast/swrast.h
+++ b/src/mesa/swrast/swrast.h
@@ -32,7 +32,7 @@
#ifndef SWRAST_H
#define SWRAST_H
-#include "mtypes.h"
+#include "main/mtypes.h"
/**
* \struct SWvertex
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-11 12:57:56 +0000