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glgsg: Only copy depth of 32-bit float depth-stencil framebuffer

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We don't support float-32-unsigned-int-24-8 component types in texture yet, so this is the only choice.  Avoids a GL error when binding to RTP_depth_stencil slot.

Fixes case 2 of #1142
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rdb 2021-04-09 10:45:47 +02:00
parent 715d786813
commit 69c6050fa8
1 changed files with 3 additions and 0 deletions
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panda/src/glstuff/glGraphicsStateGuardian_src.cxx
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@ -7174,7 +7174,10 @@ framebuffer_copy_to_ram(Texture *tex, int view, int z,
switch (format) {
case Texture::F_depth_stencil:
if (_current_properties->get_float_depth()) {
//NB. In the future we may need a T_float_32_unsigned_int_24_8 format, but
// for now we'll just try to grab the depth component.
component_type = Texture::T_float;
format = Texture::F_depth_component32;
} else {
component_type = Texture::T_unsigned_int_24_8;
}