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This commit is contained in:
Gabriele Cosmo
2020-12-04 12:30:43 +01:00
parent 67ba86d073
commit dab42d2018
3770 changed files with 226369 additions and 286486 deletions
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source/analysis/g4tools/include/tools/zb/buffer
+18 -18
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@@ -19,7 +19,7 @@ class buffer {
static ZReal ZREAL_HUGE() {return DBL_MAX;}
public:
typedef unsigned int ZPixel;
typedef unsigned int ZPixel;
//NOTE : with X11, bits_per_pixel can't be > 32.
protected:
@@ -27,7 +27,7 @@ protected:
public:
virtual void write(ZPos,ZPos,ZZ) = 0;
public:
writer(ZPixel a_pixel):m_pixel(a_pixel){}
writer(ZPixel a_pixel):m_pixel(a_pixel){}
virtual ~writer(){}
public:
writer(const writer& a_from):m_pixel(a_from.m_pixel){}
@@ -114,19 +114,19 @@ protected:
virtual void write(ZPos a_x,ZPos a_y,ZZ) {
if((a_x<m_buffer.m_begX) || (a_x>m_buffer.m_endX)) return;
if((a_y<m_buffer.m_begY) || (a_y>m_buffer.m_endY)) return;
// Computing must be the same as in WriteScanLine routine.
ZReal zpoint =
(ZReal)(- m_buffer.m_planeDC
(ZReal)(- m_buffer.m_planeDC
- m_buffer.m_planeAC * a_x
- m_buffer.m_planeBC * a_y);
// for edge plane quite perpandicular to screen
//if((zpoint<m_buffer.m_zmin)||(zpoint>m_buffer.m_zmax)) return;
unsigned long offset = a_y * m_buffer.m_zbw + a_x;
ZReal* zbuff = m_buffer.m_zbuffer + offset;
if(m_buffer.m_depth_test) {if(zpoint<*zbuff) return;}
ZPixel* zimage = m_buffer.m_zimage + offset;
@@ -211,7 +211,7 @@ public:
m_zbh = 0;
return false;
}
// Init buffer done by further call to ZBufferErase.
/*
unsigned int size = m_zbw * m_zbh;
@@ -222,7 +222,7 @@ public:
*zbuffer = - ZREAL_HUGE();
}
*/
set_clip_region(0,0,m_zbw,m_zbh);
m_polygon.clear();
return true;
@@ -467,7 +467,7 @@ protected:
if(a_beg>a_buffer.m_endX) return;
if(a_end<a_buffer.m_begX) return;
// border clip :
int beg = mx(a_beg,(int)a_buffer.m_begX);
int end = mn(a_end,(int)a_buffer.m_endX);
@@ -479,14 +479,14 @@ protected:
ZReal zpoint;
for(int x=beg;x<=end;x++){
// Computing must be the same as in edge_point_writer routine.
zpoint =
(ZReal)(- a_buffer.m_planeDC
zpoint =
(ZReal)(- a_buffer.m_planeDC
- a_buffer.m_planeAC * x
- a_buffer.m_planeBC * a_y);
- a_buffer.m_planeBC * a_y);
if(a_buffer.m_depth_test) {
if((zpoint>=(*zbuff))
// &&(zpoint>=a_buffer.m_zmin) //for plane quite perpandicular to screen.
// &&(zpoint<=a_buffer.m_zmax)
// &&(zpoint<=a_buffer.m_zmax)
){
*zbuff = zpoint;
*zimage = a_buffer.m_scan_pixel;
@@ -508,7 +508,7 @@ protected:
ZZ dz = a_end.z - a_beg.z;
// 6 2
// 5 1
// 5 1
// 7 3
// 8 4
scan_writer_1 sw1(a_writer);
@@ -516,7 +516,7 @@ protected:
scan_writer_3 sw3(a_writer);
scan_writer_4 sw4(a_writer);
if( (dx==0) && (dy==0) ) {
if( (dx==0) && (dy==0) ) {
a_writer.write(a_beg.x,a_beg.y,a_beg.z);
a_writer.write(a_end.x,a_end.y,a_end.z);
@@ -557,8 +557,8 @@ protected:
ZPos end = a_x + a_dx;
ZPos beg = a_y;
ZZ incz = a_dz/(ZZ)a_dx;
if(a_dy==0) {
ZZ incz = a_dz/(ZZ)a_dx;
if(a_dy==0) {
a_proc.write(a_x,a_y,a_z,beg);
while(a_x<end){
a_x++;