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glgsg: Fixes to format selection for copy-to-ram of framebuffer

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Fixes #1141
This commit is contained in:
rdb 2021-04-08 18:45:29 +02:00
parent eee1426e37
commit 31feeb9b9f
1 changed files with 52 additions and 7 deletions
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59
panda/src/glstuff/glGraphicsStateGuardian_src.cxx
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@ -7210,21 +7210,66 @@ framebuffer_copy_to_ram(Texture *tex, int view, int z,
}
} else if (_current_properties->get_float_color()) {
if (_current_properties->get_alpha_bits()) {
format = Texture::F_rgba32;
if (_current_properties->get_red_bits() == 16 &&
_current_properties->get_green_bits() == 16 &&
_current_properties->get_blue_bits() == 16 &&
_current_properties->get_alpha_bits() == 16) {
format = Texture::F_rgba16;
} else {
format = Texture::F_rgba32;
}
} else if (_current_properties->get_blue_bits()) {
format = Texture::F_rgb32;
if (_current_properties->get_red_bits() == 11 &&
_current_properties->get_green_bits() == 11 &&
_current_properties->get_blue_bits() == 10) {
format = Texture::F_r11_g11_b10;
} else if (_current_properties->get_red_bits() == 16 &&
_current_properties->get_green_bits() == 16 &&
_current_properties->get_blue_bits() == 16) {
format = Texture::F_rgb16;
} else {
format = Texture::F_rgb32;
}
} else if (_current_properties->get_green_bits()) {
format = Texture::F_rg32;
if (_current_properties->get_red_bits() == 16 &&
_current_properties->get_green_bits() == 16) {
format = Texture::F_rg16;
} else {
format = Texture::F_rg32;
}
} else {
format = Texture::F_r32;
if (_current_properties->get_red_bits() == 16) {
format = Texture::F_r16;
} else {
format = Texture::F_r32;
}
}
} else if (_current_properties->get_alpha_bits()) {
if (_current_properties->get_red_bits() == 10 &&
_current_properties->get_green_bits() == 10 &&
_current_properties->get_blue_bits() == 10 &&
_current_properties->get_alpha_bits() == 2) {
format = Texture::F_rgb10_a2;
} else {
format = Texture::F_rgba;
}
} else if (_current_properties->get_blue_bits()) {
format = Texture::F_rgb;
} else if (_current_properties->get_green_bits()) {
if (_current_properties->get_red_bits() == 16 &&
_current_properties->get_green_bits() == 16) {
format = Texture::F_rg16;
} else {
format = Texture::F_rg;
}
} else {
if (_current_properties->get_alpha_bits()) {
format = Texture::F_rgba;
if (_current_properties->get_color_bits() == 16) {
format = Texture::F_r16;
} else {
format = Texture::F_rgb;
format = Texture::F_red;
}
}
if (_current_properties->get_float_color()) {
component_type = Texture::T_float;
} else if (_current_properties->get_color_bits() <= 24