Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Fix GPUParticles are not rendered for older AMD GPUs with OpenGL+Angle #96413

Merged
merged 1 commit into from
Sep 2, 2024
Merged

Fix GPUParticles are not rendered for older AMD GPUs with OpenGL+Angle #96413

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
18 changes: 8 additions & 10 deletions drivers/gles3/shaders/stdlib_inc.glsl
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -9,19 +9,17 @@

// Floating point pack/unpack functions are part of the GLSL ES 300 specification used by web and mobile.
uint float2half(uint f) {
uint e = f & uint(0x7f800000);
if (e <= uint(0x38000000)) {
return uint(0);
} else {
return ((f >> uint(16)) & uint(0x8000)) |
(((e - uint(0x38000000)) >> uint(13)) & uint(0x7c00)) |
((f >> uint(13)) & uint(0x03ff));
}
uint b = f + uint(0x00001000);
uint e = (b & uint(0x7F800000)) >> 23;
uint m = b & uint(0x007FFFFF);
return (b & uint(0x80000000)) >> uint(16) | uint(e > uint(112)) * ((((e - uint(112)) << uint(10)) & uint(0x7C00)) | m >> uint(13)) | (uint(e < uint(113)) & uint(e > uint(101))) * ((((uint(0x007FF000) + m) >> (uint(125) - e)) + uint(1)) >> uint(1)) | uint(e > uint(143)) * uint(0x7FFF);
}

uint half2float(uint h) {
uint h_e = h & uint(0x7c00);
return ((h & uint(0x8000)) << uint(16)) | uint((h_e >> uint(10)) != uint(0)) * (((h_e + uint(0x1c000)) << uint(13)) | ((h & uint(0x03ff)) << uint(13)));
uint e = (h & uint(0x7C00)) >> uint(10);
uint m = (h & uint(0x03FF)) << uint(13);
uint v = m >> uint(23);
return (h & uint(0x8000)) << uint(16) | uint(e != uint(0)) * ((e + uint(112)) << uint(23) | m) | (uint(e == uint(0)) & uint(m != uint(0))) * ((v - uint(37)) << uint(23) | ((m << (uint(150) - v)) & uint(0x007FE000)));
}

uint godot_packHalf2x16(vec2 v) {
Expand Down
Loading