summaryrefslogtreecommitdiffstats
path: root/src/mesa/drivers/common/t_dd_dmatmp2.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/drivers/common/t_dd_dmatmp2.h')
-rw-r--r--src/mesa/drivers/common/t_dd_dmatmp2.h554
1 files changed, 197 insertions, 357 deletions
diff --git a/src/mesa/drivers/common/t_dd_dmatmp2.h b/src/mesa/drivers/common/t_dd_dmatmp2.h
index 1d2614fbc2f..dd0286b453b 100644
--- a/src/mesa/drivers/common/t_dd_dmatmp2.h
+++ b/src/mesa/drivers/common/t_dd_dmatmp2.h
@@ -56,10 +56,10 @@
#ifndef EMIT_TWO_ELTS
-#define EMIT_TWO_ELTS( offset, elt0, elt1 ) \
+#define EMIT_TWO_ELTS( dest, offset, elt0, elt1 ) \
do { \
- EMIT_ELT( offset, elt0 ); \
- EMIT_ELT( offset+1, elt1 ); \
+ (dest)[offset] = (elt0); \
+ (dest)[offset+1] = (elt1); \
} while (0)
#endif
@@ -69,36 +69,42 @@ do { \
/**********************************************************************/
-static void TAG(emit_elts)( GLcontext *ctx, GLuint *elts, GLuint nr )
+static ELT_TYPE *TAG(emit_elts)( GLcontext *ctx,
+ ELT_TYPE *dest,
+ GLuint *elts, GLuint nr )
{
GLint i;
LOCAL_VARS;
- ELTS_VARS;
- ALLOC_ELTS( nr );
-
- for ( i = 0 ; i < nr ; i+=2, elts += 2 ) {
- EMIT_TWO_ELTS( 0, elts[0], elts[1] );
- INCR_ELTS( 2 );
+ for ( i = 0 ; i+1 < nr ; i+=2, elts += 2 ) {
+ EMIT_TWO_ELTS( dest, 0, elts[0], elts[1] );
+ dest += 2;
+ }
+ if (i < nr) {
+ EMIT_ELT( dest, 0, elts[0] );
+ dest += 1;
}
+
+ return dest;
}
-static void TAG(emit_consecutive_elts)( GLcontext *ctx, GLuint start, GLuint nr )
+static ELT_TYPE *TAG(emit_consecutive_elts)( GLcontext *ctx,
+ ELT_TYPE *dest,
+ GLuint start, GLuint nr )
{
GLint i;
LOCAL_VARS;
- ELTS_VARS;
-
- ALLOC_ELTS( nr );
for ( i = 0 ; i+1 < nr ; i+=2, start += 2 ) {
- EMIT_TWO_ELTS( 0, start, start+1 );
- INCR_ELTS( 2 );
+ EMIT_TWO_ELTS( dest, 0, start, start+1 );
+ dest += 2;
}
if (i < nr) {
- EMIT_ELT( 0, start );
- INCR_ELTS( 1 );
+ EMIT_ELT( dest, 0, start );
+ dest += 1;
}
+
+ return dest;
}
/***********************************************************************
@@ -160,8 +166,7 @@ static void TAG(render_line_strip_verts)( GLcontext *ctx,
if (PREFER_DISCRETE_ELT_PRIM( count-start, HW_LINES ))
{
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
+ int dmasz = GET_MAX_HW_ELTS();
GLuint j, nr;
ELT_INIT( GL_LINES, HW_LINES );
@@ -169,30 +174,21 @@ static void TAG(render_line_strip_verts)( GLcontext *ctx,
/* Emit whole number of lines in each full buffer.
*/
dmasz = dmasz/2;
- currentsz = GET_CURRENT_VB_MAX_ELTS();
- currentsz = currentsz/2;
- if (currentsz < 4) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
for (j = start; j + 1 < count; j += nr - 1 ) {
+ ELT_TYPE *dest;
GLint i;
- ELTS_VARS;
- nr = MIN2( currentsz, count - j );
-
- ALLOC_ELTS( (nr-1)*2 );
+
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( (nr-1)*2 );
for ( i = j ; i+1 < j+nr ; i+=1 ) {
- EMIT_TWO_ELTS( 0, (i+0), (i+1) );
- INCR_ELTS( 2 );
+ EMIT_TWO_ELTS( dest, 0, (i+0), (i+1) );
+ dest += 2;
}
- if (nr == currentsz) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
+ CLOSE_ELTS();
}
}
else
@@ -223,96 +219,61 @@ static void TAG(render_line_loop_verts)( GLcontext *ctx,
return;
if (PREFER_DISCRETE_ELT_PRIM( count-start, HW_LINES )) {
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
+ int dmasz = GET_MAX_HW_ELTS();
ELT_INIT( GL_LINES, HW_LINES );
/* Emit whole number of lines in each full buffer.
*/
dmasz = dmasz/2;
- currentsz = GET_CURRENT_VB_MAX_ELTS();
- currentsz = currentsz/2;
-
- if (currentsz < 4) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
/* Ensure last vertex doesn't wrap:
*/
- currentsz--;
dmasz--;
for (; j + 1 < count; ) {
GLint i;
- ELTS_VARS;
- nr = MIN2( currentsz, count - j );
-
- ALLOC_ELTS( (nr-1)*2 );
- for ( i = j ; i+1 < j+nr ; i+=1 ) {
- EMIT_TWO_ELTS( 0, (i+0), (i+1) );
- INCR_ELTS( 2 );
+ ELT_TYPE *dest;
+
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( nr*2 ); /* allocs room for 1 more line */
+
+ for ( i = 0 ; i < nr - 1 ; i+=1 ) {
+ EMIT_TWO_ELTS( dest, 0, (j+i), (j+i+1) );
+ dest += 2;
}
j += nr - 1;
- if (j + 1 < count) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
- else {
- ALLOC_ELTS( 2 );
- EMIT_TWO_ELTS( 0, (j), (start) );
- INCR_ELTS( 2 );
- }
+
+ /* Emit 1 more line into space alloced above */
+ if (j + 1 >= count) {
+ EMIT_TWO_ELTS( dest, 0, (j), (start) );
+ dest += 2;
+ }
+
+ CLOSE_ELTS();
}
}
else
{
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
+ int dmasz = GET_MAX_HW_ELTS() - 1;
ELT_INIT( GL_LINE_STRIP, HW_LINE_STRIP );
- currentsz = GET_CURRENT_VB_MAX_ELTS();
-
- if (currentsz < 8) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
-
- /* Ensure last vertex doesn't wrap:
- */
- currentsz--;
- dmasz--;
-
for ( ; j + 1 < count; ) {
- nr = MIN2( currentsz, count - j );
+ nr = MIN2( dmasz, count - j );
if (j + nr < count) {
- TAG(emit_consecutive_elts)( ctx, j, nr );
- currentsz = dmasz;
+ ELT_TYPE *dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_consecutive_elts)( ctx, dest, j, nr );
j += nr - 1;
- NEW_BUFFER();
+ CLOSE_ELTS();
}
else if (nr) {
- ELTS_VARS;
- int i;
-
- ALLOC_ELTS( nr + 1 );
- for ( i = 0 ; i+1 < nr ; i+=2, j += 2 ) {
- EMIT_TWO_ELTS( 0, j, j+1 );
- INCR_ELTS( 2 );
- }
- if (i < nr) {
- EMIT_ELT( 0, j ); j++;
- INCR_ELTS( 1 );
- }
- EMIT_ELT( 0, start );
- INCR_ELTS( 1 );
- NEW_BUFFER();
- }
- else {
- fprintf(stderr, "warining nr==0\n");
+ ELT_TYPE *dest = ALLOC_ELTS( nr + 1 );
+ dest = TAG(emit_consecutive_elts)( ctx, dest, j, nr );
+ dest = TAG(emit_consecutive_elts)( ctx, dest, start, 1 );
+ j += nr;
+ CLOSE_ELTS();
}
}
}
@@ -356,65 +317,49 @@ static void TAG(render_tri_strip_verts)( GLcontext *ctx,
if (PREFER_DISCRETE_ELT_PRIM( count-start, HW_TRIANGLES ))
{
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
+ int dmasz = GET_MAX_HW_ELTS();
int parity = 0;
GLuint j, nr;
ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
- if (flags & PRIM_PARITY)
- parity = 1;
-
/* Emit even number of tris in each full buffer.
*/
dmasz = dmasz/3;
dmasz -= dmasz & 1;
- currentsz = GET_CURRENT_VB_MAX_ELTS();
- currentsz = currentsz/3;
- currentsz -= currentsz & 1;
-
- if (currentsz < 4) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
for (j = start; j + 2 < count; j += nr - 2 ) {
+ ELT_TYPE *dest;
GLint i;
- ELTS_VARS;
- nr = MIN2( currentsz, count - j );
-
- ALLOC_ELTS( (nr-2)*3 );
+
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( (nr-2)*3 );
for ( i = j ; i+2 < j+nr ; i++, parity^=1 ) {
- EMIT_ELT( 0, (i+0+parity) );
- EMIT_ELT( 1, (i+1-parity) );
- EMIT_ELT( 2, (i+2) );
- INCR_ELTS( 3 );
+ EMIT_ELT( dest, 0, (i+0+parity) );
+ EMIT_ELT( dest, 1, (i+1-parity) );
+ EMIT_ELT( dest, 2, (i+2) );
+ dest += 3;
}
- if (nr == currentsz) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
+ CLOSE_ELTS();
}
}
- else if ((flags & PRIM_PARITY) == 0)
- EMIT_PRIM( ctx, GL_TRIANGLE_STRIP, HW_TRIANGLE_STRIP_0, start, count );
else if (HAVE_TRI_STRIP_1)
EMIT_PRIM( ctx, GL_TRIANGLE_STRIP, HW_TRIANGLE_STRIP_1, start, count );
else {
/* Emit the first triangle with elts, then the rest as a regular strip.
* TODO: Make this unlikely in t_imm_api.c
*/
- ELTS_VARS;
+ ELT_TYPE *dest;
+
ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
- ALLOC_ELTS( 3 );
- EMIT_ELT( 0, (start+1) );
- EMIT_ELT( 1, (start+0) );
- EMIT_ELT( 2, (start+2) );
- INCR_ELTS( 3 );
- NEW_PRIMITIVE();
+ dest = ALLOC_ELTS( 3 );
+ EMIT_ELT( dest, 0, (start+1) );
+ EMIT_ELT( dest, 1, (start+0) );
+ EMIT_ELT( dest, 2, (start+2) );
+ dest += 3;
+ CLOSE_ELTS();
start++;
if (start + 2 >= count)
@@ -438,39 +383,28 @@ static void TAG(render_tri_fan_verts)( GLcontext *ctx,
if (PREFER_DISCRETE_ELT_PRIM( count-start, HW_TRIANGLES ))
{
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
+ int dmasz = GET_MAX_HW_ELTS();
GLuint j, nr;
ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
dmasz = dmasz/3;
- currentsz = GET_CURRENT_VB_MAX_ELTS();
- currentsz = currentsz/3;
-
- if (currentsz < 4) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
for (j = start + 1; j + 1 < count; j += nr - 1 ) {
+ ELT_TYPE *dest;
GLint i;
- ELTS_VARS;
- nr = MIN2( currentsz, count - j );
-
- ALLOC_ELTS( (nr-1)*3 );
+
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( (nr-1)*3 );
for ( i = j ; i+1 < j+nr ; i++ ) {
- EMIT_ELT( 0, (start) );
- EMIT_ELT( 1, (i) );
- EMIT_ELT( 2, (i+1) );
- INCR_ELTS( 3 );
- }
-
- if (nr == currentsz) {
- NEW_BUFFER();
- currentsz = dmasz;
+ EMIT_ELT( dest, 0, (start) );
+ EMIT_ELT( dest, 1, (i) );
+ EMIT_ELT( dest, 2, (i+1) );
+ dest += 3;
}
+
+ CLOSE_ELTS();
}
}
else {
@@ -511,44 +445,31 @@ static void TAG(render_quad_strip_verts)( GLcontext *ctx,
}
else if (ctx->_TriangleCaps & DD_FLATSHADE) {
LOCAL_VARS;
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
+ int dmasz = GET_MAX_HW_ELTS();
GLuint j, nr;
ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
- currentsz = GET_CURRENT_VB_MAX_ELTS();
-
/* Emit whole number of quads in total, and in each buffer.
*/
- currentsz = (currentsz/6)*2;
dmasz = (dmasz/6)*2;
- if (currentsz < 4) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
-
for (j = start; j + 3 < count; j += nr - 2 ) {
- ELTS_VARS;
+ ELT_TYPE *dest;
GLint quads, i;
- nr = MIN2( currentsz, count - j );
+ nr = MIN2( dmasz, count - j );
quads = (nr/2)-1;
-
- ALLOC_ELTS( quads*6 );
+ dest = ALLOC_ELTS( quads*6 );
for ( i = j ; i < j+quads*2 ; i+=2 ) {
- EMIT_TWO_ELTS( 0, (i+0), (i+1) );
- EMIT_TWO_ELTS( 2, (i+2), (i+1) );
- EMIT_TWO_ELTS( 4, (i+3), (i+2) );
- INCR_ELTS( 6 );
+ EMIT_TWO_ELTS( dest, 0, (i+0), (i+1) );
+ EMIT_TWO_ELTS( dest, 2, (i+2), (i+1) );
+ EMIT_TWO_ELTS( dest, 4, (i+3), (i+2) );
+ dest += 6;
}
- if (nr == currentsz) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
+ CLOSE_ELTS();
}
}
else {
@@ -577,42 +498,31 @@ static void TAG(render_quads_verts)( GLcontext *ctx,
* using indexed vertices and the triangle primitive:
*/
LOCAL_VARS;
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
+ int dmasz = GET_MAX_HW_ELTS();
GLuint j, nr;
ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
- currentsz = GET_CURRENT_VB_MAX_ELTS();
/* Adjust for rendering as triangles:
*/
- currentsz = (currentsz/6)*4;
dmasz = (dmasz/6)*4;
- if (currentsz < 8) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
-
for (j = start; j < count; j += nr ) {
- ELTS_VARS;
+ ELT_TYPE *dest;
GLint quads, i;
- nr = MIN2( currentsz, count - j );
- quads = nr/4;
- ALLOC_ELTS( quads*6 );
+ nr = MIN2( dmasz, count - j );
+ quads = nr/4;
+ dest = ALLOC_ELTS( quads*6 );
for ( i = j ; i < j+quads*4 ; i+=4 ) {
- EMIT_TWO_ELTS( 0, (i+0), (i+1) );
- EMIT_TWO_ELTS( 2, (i+3), (i+1) );
- EMIT_TWO_ELTS( 4, (i+2), (i+3) );
- INCR_ELTS( 6 );
+ EMIT_TWO_ELTS( dest, 0, (i+0), (i+1) );
+ EMIT_TWO_ELTS( dest, 2, (i+3), (i+1) );
+ EMIT_TWO_ELTS( dest, 4, (i+2), (i+3) );
+ dest += 6;
}
- if (nr == currentsz) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
+ CLOSE_ELTS();
}
}
}
@@ -653,22 +563,18 @@ static void TAG(render_points_elts)( GLcontext *ctx,
GLuint flags )
{
LOCAL_VARS;
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
- GLuint *elts = GET_ELTS();
+ int dmasz = GET_MAX_HW_ELTS();
+ GLuint *elts = GET_MESA_ELTS();
GLuint j, nr;
+ ELT_TYPE *dest;
ELT_INIT( GL_POINTS, HW_POINTS );
- currentsz = GET_CURRENT_VB_MAX_ELTS();
- if (currentsz < 8)
- currentsz = dmasz;
-
for (j = start; j < count; j += nr ) {
- nr = MIN2( currentsz, count - j );
- TAG(emit_elts)( ctx, elts+j, nr );
- NEW_PRIMITIVE();
- currentsz = dmasz;
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+ CLOSE_ELTS();
}
}
@@ -680,10 +586,10 @@ static void TAG(render_lines_elts)( GLcontext *ctx,
GLuint flags )
{
LOCAL_VARS;
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
- GLuint *elts = GET_ELTS();
+ int dmasz = GET_MAX_HW_ELTS();
+ GLuint *elts = GET_MESA_ELTS();
GLuint j, nr;
+ ELT_TYPE *dest;
if (start+1 >= count)
return;
@@ -698,18 +604,13 @@ static void TAG(render_lines_elts)( GLcontext *ctx,
/* Emit whole number of lines in total and in each buffer:
*/
count -= (count-start) & 1;
- currentsz -= currentsz & 1;
dmasz -= dmasz & 1;
- currentsz = GET_CURRENT_VB_MAX_ELTS();
- if (currentsz < 8)
- currentsz = dmasz;
-
for (j = start; j < count; j += nr ) {
- nr = MIN2( currentsz, count - j );
- TAG(emit_elts)( ctx, elts+j, nr );
- NEW_PRIMITIVE();
- currentsz = dmasz;
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+ CLOSE_ELTS();
}
if ((flags & PRIM_END) && ctx->Line.StippleFlag)
@@ -723,10 +624,10 @@ static void TAG(render_line_strip_elts)( GLcontext *ctx,
GLuint flags )
{
LOCAL_VARS;
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
- GLuint *elts = GET_ELTS();
+ int dmasz = GET_MAX_HW_ELTS();
+ GLuint *elts = GET_MESA_ELTS();
GLuint j, nr;
+ ELT_TYPE *dest;
if (start+1 >= count)
return;
@@ -736,15 +637,11 @@ static void TAG(render_line_strip_elts)( GLcontext *ctx,
if ((flags & PRIM_BEGIN) && ctx->Line.StippleFlag)
RESET_STIPPLE();
- currentsz = GET_CURRENT_VB_MAX_ELTS();
- if (currentsz < 8)
- currentsz = dmasz;
-
for (j = start; j + 1 < count; j += nr - 1 ) {
- nr = MIN2( currentsz, count - j );
- TAG(emit_elts)( ctx, elts+j, nr );
- NEW_PRIMITIVE();
- currentsz = dmasz;
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+ CLOSE_ELTS();
}
}
@@ -755,10 +652,10 @@ static void TAG(render_line_loop_elts)( GLcontext *ctx,
GLuint flags )
{
LOCAL_VARS;
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
- GLuint *elts = GET_ELTS();
+ int dmasz = GET_MAX_HW_ELTS();
+ GLuint *elts = GET_MESA_ELTS();
GLuint j, nr;
+ ELT_TYPE *dest;
if (0) fprintf(stderr, "%s\n", __FUNCTION__);
@@ -783,27 +680,20 @@ static void TAG(render_line_loop_elts)( GLcontext *ctx,
RESET_STIPPLE();
- currentsz = GET_CURRENT_VB_MAX_ELTS();
- if (currentsz < 8) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
-
/* Ensure last vertex doesn't wrap:
*/
- currentsz--;
dmasz--;
- for ( ; j + 1 < count; j += nr - 1 ) {
- nr = MIN2( currentsz, count - j );
- TAG(emit_elts)( ctx, elts+j, nr );
- currentsz = dmasz;
+ for ( ; j + 1 < count; ) {
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( nr+1 ); /* Reserve possible space for last elt */
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+ j += nr - 1;
+ if (j + 1 >= count && (flags & PRIM_END)) {
+ dest = TAG(emit_elts)( ctx, dest, elts+start, 1 );
+ }
+ CLOSE_ELTS();
}
-
- if (flags & PRIM_END)
- TAG(emit_elts)( ctx, elts+start, 1 );
-
- NEW_PRIMITIVE();
}
@@ -813,32 +703,27 @@ static void TAG(render_triangles_elts)( GLcontext *ctx,
GLuint flags )
{
LOCAL_VARS;
- GLuint *elts = GET_ELTS();
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS()/3*3;
- int currentsz;
+ GLuint *elts = GET_MESA_ELTS();
+ int dmasz = GET_MAX_HW_ELTS()/3*3;
GLuint j, nr;
+ ELT_TYPE *dest;
if (start+2 >= count)
return;
-/* NEW_PRIMITIVE(); */
ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
- currentsz = GET_CURRENT_VB_MAX_ELTS();
/* Emit whole number of tris in total. dmasz is already a multiple
* of 3.
*/
count -= (count-start)%3;
- currentsz -= currentsz%3;
- if (currentsz < 8)
- currentsz = dmasz;
for (j = start; j < count; j += nr) {
- nr = MIN2( currentsz, count - j );
- TAG(emit_elts)( ctx, elts+j, nr );
- NEW_PRIMITIVE();
- currentsz = dmasz;
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+ CLOSE_ELTS();
}
}
@@ -851,36 +736,25 @@ static void TAG(render_tri_strip_elts)( GLcontext *ctx,
{
LOCAL_VARS;
GLuint j, nr;
- GLuint *elts = GET_ELTS();
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
+ GLuint *elts = GET_MESA_ELTS();
+ int dmasz = GET_MAX_HW_ELTS();
+ ELT_TYPE *dest;
if (start+2 >= count)
return;
ELT_INIT( GL_TRIANGLE_STRIP, HW_TRIANGLE_STRIP_0 );
- currentsz = GET_CURRENT_VB_MAX_ELTS();
- if (currentsz < 8) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
-
- if ((flags & PRIM_PARITY) && count - start > 2) {
- TAG(emit_elts)( ctx, elts+start, 1 );
- currentsz--;
- }
-
/* Keep the same winding over multiple buffers:
*/
dmasz -= (dmasz & 1);
- currentsz -= (currentsz & 1);
for (j = start ; j + 2 < count; j += nr - 2 ) {
- nr = MIN2( currentsz, count - j );
- TAG(emit_elts)( ctx, elts+j, nr );
- NEW_PRIMITIVE();
- currentsz = dmasz;
+ nr = MIN2( dmasz, count - j );
+
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+ CLOSE_ELTS();
}
}
@@ -890,28 +764,22 @@ static void TAG(render_tri_fan_elts)( GLcontext *ctx,
GLuint flags )
{
LOCAL_VARS;
- GLuint *elts = GET_ELTS();
+ GLuint *elts = GET_MESA_ELTS();
GLuint j, nr;
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
+ int dmasz = GET_MAX_HW_ELTS();
+ ELT_TYPE *dest;
if (start+2 >= count)
return;
ELT_INIT( GL_TRIANGLE_FAN, HW_TRIANGLE_FAN );
- currentsz = GET_CURRENT_VB_MAX_ELTS();
- if (currentsz < 8) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
-
for (j = start + 1 ; j + 1 < count; j += nr - 1 ) {
- nr = MIN2( currentsz, count - j + 1 );
- TAG(emit_elts)( ctx, elts+start, 1 );
- TAG(emit_elts)( ctx, elts+j, nr - 1 );
- NEW_PRIMITIVE();
- currentsz = dmasz;
+ nr = MIN2( dmasz, count - j + 1 );
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+start, 1 );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr - 1 );
+ CLOSE_ELTS();
}
}
@@ -922,28 +790,22 @@ static void TAG(render_poly_elts)( GLcontext *ctx,
GLuint flags )
{
LOCAL_VARS;
- GLuint *elts = GET_ELTS();
+ GLuint *elts = GET_MESA_ELTS();
GLuint j, nr;
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
+ int dmasz = GET_MAX_HW_ELTS();
+ ELT_TYPE *dest;
if (start+2 >= count)
return;
ELT_INIT( GL_POLYGON, HW_POLYGON );
- currentsz = GET_CURRENT_VB_MAX_ELTS();
- if (currentsz < 8) {
- NEW_BUFFER();
- currentsz = dmasz;
- }
-
for (j = start + 1 ; j + 1 < count ; j += nr - 1 ) {
- nr = MIN2( currentsz, count - j + 1 );
- TAG(emit_elts)( ctx, elts+start, 1 );
- TAG(emit_elts)( ctx, elts+j, nr - 1 );
- NEW_PRIMITIVE();
- currentsz = dmasz;
+ nr = MIN2( dmasz, count - j + 1 );
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+start, 1 );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr - 1 );
+ CLOSE_ELTS();
}
}
@@ -959,61 +821,49 @@ static void TAG(render_quad_strip_elts)( GLcontext *ctx,
}
else {
LOCAL_VARS;
- GLuint *elts = GET_ELTS();
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
+ GLuint *elts = GET_MESA_ELTS();
+ int dmasz = GET_MAX_HW_ELTS();
GLuint j, nr;
-
- NEW_PRIMITIVE();
- currentsz = GET_CURRENT_VB_MAX_ELTS();
+ ELT_TYPE *dest;
/* Emit whole number of quads in total, and in each buffer.
*/
dmasz -= dmasz & 1;
count -= (count-start) & 1;
- currentsz -= currentsz & 1;
-
- if (currentsz < 12)
- currentsz = dmasz;
if (ctx->_TriangleCaps & DD_FLATSHADE) {
ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
- currentsz = currentsz/6*2;
dmasz = dmasz/6*2;
for (j = start; j + 3 < count; j += nr - 2 ) {
- nr = MIN2( currentsz, count - j );
+ nr = MIN2( dmasz, count - j );
if (nr >= 4)
{
- GLint i;
GLint quads = (nr/2)-1;
- ELTS_VARS;
-
- ALLOC_ELTS( quads*6 );
+ ELT_TYPE *dest = ALLOC_ELTS( quads*6 );
+ GLint i;
for ( i = j-start ; i < j-start+quads ; i++, elts += 2 ) {
- EMIT_TWO_ELTS( 0, elts[0], elts[1] );
- EMIT_TWO_ELTS( 2, elts[2], elts[1] );
- EMIT_TWO_ELTS( 4, elts[3], elts[2] );
- INCR_ELTS( 6 );
+ EMIT_TWO_ELTS( dest, 0, elts[0], elts[1] );
+ EMIT_TWO_ELTS( dest, 2, elts[2], elts[1] );
+ EMIT_TWO_ELTS( dest, 4, elts[3], elts[2] );
+ dest += 6;
}
- NEW_PRIMITIVE();
+ CLOSE_ELTS();
}
-
- currentsz = dmasz;
}
}
else {
ELT_INIT( GL_TRIANGLE_STRIP, HW_TRIANGLE_STRIP_0 );
for (j = start; j + 3 < count; j += nr - 2 ) {
- nr = MIN2( currentsz, count - j );
- TAG(emit_elts)( ctx, elts+j, nr );
- NEW_PRIMITIVE();
- currentsz = dmasz;
+ nr = MIN2( dmasz, count - j );
+ dest = ALLOC_ELTS( nr );
+ dest = TAG(emit_elts)( ctx, dest, elts+j, nr );
+ CLOSE_ELTS();
}
}
}
@@ -1031,48 +881,38 @@ static void TAG(render_quads_elts)( GLcontext *ctx,
if (HAVE_QUADS && 0) {
} else {
LOCAL_VARS;
- GLuint *elts = GET_ELTS();
- int dmasz = GET_SUBSEQUENT_VB_MAX_ELTS();
- int currentsz;
+ GLuint *elts = GET_MESA_ELTS();
+ int dmasz = GET_MAX_HW_ELTS();
GLuint j, nr;
ELT_INIT( GL_TRIANGLES, HW_TRIANGLES );
- currentsz = GET_CURRENT_VB_MAX_ELTS();
/* Emit whole number of quads in total, and in each buffer.
*/
dmasz -= dmasz & 3;
count -= (count-start) & 3;
- currentsz -= currentsz & 3;
/* Adjust for rendering as triangles:
*/
- currentsz = currentsz/6*4;
dmasz = dmasz/6*4;
- if (currentsz < 8)
- currentsz = dmasz;
+ for (j = start; j + 3 < count; j += nr ) {
+ nr = MIN2( dmasz, count - j );
- for (j = start; j + 3 < count; j += nr - 2 ) {
- nr = MIN2( currentsz, count - j );
-
- if (nr >= 4)
{
GLint quads = nr/4;
+ ELT_TYPE *dest = ALLOC_ELTS( quads * 6 );
GLint i;
- ELTS_VARS;
- ALLOC_ELTS( quads * 6 );
for ( i = j-start ; i < j-start+quads ; i++, elts += 4 ) {
- EMIT_TWO_ELTS( 0, elts[0], elts[1] );
- EMIT_TWO_ELTS( 2, elts[3], elts[1] );
- EMIT_TWO_ELTS( 4, elts[2], elts[3] );
- INCR_ELTS( 6 );
+ EMIT_TWO_ELTS( dest, 0, elts[0], elts[1] );
+ EMIT_TWO_ELTS( dest, 2, elts[3], elts[1] );
+ EMIT_TWO_ELTS( dest, 4, elts[2], elts[3] );
+ dest += 6;
}
- }
- NEW_PRIMITIVE();
- currentsz = dmasz;
+ CLOSE_ELTS();
+ }
}
}
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-03 06:12:34 +0000