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Improve/fix comments for LRU config variables.

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This commit is contained in:
aignacio_sf 2005-12-29 19:06:58 +00:00
parent 5ae5135044
commit 7cefd816e2
1 changed files with 8 additions and 7 deletions
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15
panda/src/dxgsg9/config_dxgsg9.cxx
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@ -130,22 +130,23 @@ ConfigVariableBool link_tristrips
("link-tristrips", false);
// true = use DirectX management of video memory
// false = use LRU management of video memory or no management at all
// false = see dx_lru_management config variable below
ConfigVariableBool dx_management
("dx-management", false);
// dx_management must be true or this is ignored
// valid only if dx_management == false
// true = enable LRU management of video memory
// false = no video memory management
ConfigVariableBool dx_lru_management
("dx-lru-management", true);
// number of LRU pages to pre-allocate
// if the maximum is reached, then LRU pages will be dynamically allocated/freed
// if the maximum number of pages is used up,
// then LRU pages will be dynamically allocated/freed
ConfigVariableInt dx_lru_maximum_pages
("dx-lru-maximum-pages", 20000);
// this is the amount of video memory the LRU will not use
// the amount of video memory the LRU will try not to use
// this will allow DirectX some space in case of memory fragmentation, ...
// this does not apply if dx_lru_minimum_memory_requirement is not met
ConfigVariableInt dx_lru_free_memory_requirement
@ -155,12 +156,12 @@ ConfigVariableInt dx_lru_free_memory_requirement
ConfigVariableInt dx_lru_minimum_memory_requirement
("dx-lru-minimum-memory-requirement", 64000000);
// this is used to cap the amount of memory used
// used to cap the amount of video memory used
// 0 = use all available DirectX video memory
ConfigVariableInt dx_lru_maximum_memory_requirement
("dx-lru-maximum-memory-requirement", 128000000);
// this is the number of LRU pages the LRU will update per frame
// the number of LRU pages the LRU will update per frame
// do not set this too high or it will degrade performance
ConfigVariableInt dx_lru_maximum_page_updates_per_frame
("dx-lru-maximum-page-updates-per-frame", 10);
@ -169,7 +170,7 @@ ConfigVariableInt dx_lru_maximum_page_updates_per_frame
ConfigVariableBool dx_lru_debug
("dx-lru-debug", false);
// if dx_lru_debug == true && if notify-level-dxgsg9 == debug
// valid only if dx_lru_debug == true && notify-level-dxgsg9 == debug
// number of frames to wait until printing out the LRU status
ConfigVariableInt dx_lru_debug_frames_til_output
("dx-lru-debug-frames-til-output", 500);