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Code Issues Releases Wiki Activity

cleaned up stereo/high-FOV projections

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Zeno Rogue
2023-11-30 12:32:24 +01:00
parent 2add515fbf
commit 34d3d67ace
8 changed files with 69 additions and 80 deletions
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19
raycaster.cpp
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@@ -1434,10 +1434,10 @@ void raygen::emit_iterate(int gid1) {
fsh += "uniform mediump float uLevelLines;\n";
}
if(panini_alpha)
if(vid.stereo_mode == sPanini)
fmain += panini_shader();
else if(stereo_alpha)
else if(vid.stereo_mode == sStereographic)
fmain += stereo_shader();
#ifndef GLES_ONLY
@@ -1965,8 +1965,9 @@ void raygen::create() {
" mediump mat4 vw = uStart * xzspin(-lambda) * "+f_xpush()+"(eye) * yzspin(phi);\n"
" mediump vec4 at0 = vec4(0., 0., 1., 0.);\n";
// todo: will not work in product!
*/
else if(equirectangular) fmain +=
else if(vid.stereo_mode == sEquirectangular) fmain +=
" mediump float lambda = at.x * PI;\n" // -PI to PI
" mediump float phi = at.y * PI / 2.0;\n"
" mediump mat4 vw = uStart;\n"
@@ -1978,10 +1979,10 @@ void raygen::create() {
" mediump vec4 at0 = at;\n"
" at0.y = -at.y;\n"
" at0.w = 0.;\n";
if(panini_alpha) fmain +=
if(vid.stereo_mode == sPanini) fmain +=
"mediump float hr = at0.x*at0.x;\n"
"mediump float alpha = " + to_glsl(panini_alpha) + ";\n"
"mediump float alpha = " + to_glsl(get_stereo_param()) + ";\n"
"mediump float A = 1. + hr;\n"
"mediump float B = -2.*hr*alpha;\n"
"mediump float C = 1. - hr*alpha*alpha;\n"
@@ -1995,9 +1996,9 @@ void raygen::create() {
"\n"
;
else if(stereo_alpha) fmain +=
else if(vid.stereo_mode == sStereographic) fmain +=
"mediump float hr = at0.x*at0.x+at0.y*at0.y;\n"
"mediump float alpha = " + to_glsl(stereo_alpha) + ";\n"
"mediump float alpha = " + to_glsl(get_stereo_param()) + ";\n"
"mediump float A = 1. + hr;\n"
"mediump float B = -2.*hr*alpha;\n"
"mediump float C = 1. - hr*alpha*alpha;\n"
@@ -2579,7 +2580,7 @@ EX void cast() {
#else
if(0) ;
#endif
else if(equirectangular) {
else if(among(vid.stereo_mode, sODS, sEquirectangular)) {
glUniformMatrix4fv(o->uProjection, 1, 0, glhr::tmtogl_transpose(Id).as_array());
}
else {