diff options
author | Jacques Lucke <jacques@blender.org> | 2020-11-06 15:35:19 +0300 |
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committer | Jacques Lucke <jacques@blender.org> | 2020-11-06 15:35:19 +0300 |
commit | 41db8f2fce1763c312a7fa47ed3aa338e6d77124 (patch) | |
tree | cc38e034a760ffe83859d38eb335ce4f1599e7fc /source/blender/draw | |
parent | da96389dcba7b07506fd241616e7b1db3ba7a27b (diff) |
Refactor: move LightCache .blend I/O to eevee_lightcache.c
Ref T76372.
Diffstat (limited to 'source/blender/draw')
-rw-r--r-- | source/blender/draw/CMakeLists.txt | 4 | ||||
-rw-r--r-- | source/blender/draw/engines/eevee/eevee_lightcache.c | 79 | ||||
-rw-r--r-- | source/blender/draw/engines/eevee/eevee_lightcache.h | 5 |
3 files changed, 88 insertions, 0 deletions
diff --git a/source/blender/draw/CMakeLists.txt b/source/blender/draw/CMakeLists.txt index 4e72e89ae99..72a1ee57e7d 100644 --- a/source/blender/draw/CMakeLists.txt +++ b/source/blender/draw/CMakeLists.txt @@ -25,6 +25,7 @@ set(INC ../blenfont ../blenkernel ../blenlib + ../blenloader ../blentranslation ../bmesh ../depsgraph @@ -42,6 +43,9 @@ set(INC ../../../intern/atomic ../../../intern/glew-mx ../../../intern/guardedalloc + + # dna_type_offsets.h + ${CMAKE_CURRENT_BINARY_DIR}/../makesdna/intern ) set(SRC diff --git a/source/blender/draw/engines/eevee/eevee_lightcache.c b/source/blender/draw/engines/eevee/eevee_lightcache.c index b515ea9c625..040aa8c8d9c 100644 --- a/source/blender/draw/engines/eevee/eevee_lightcache.c +++ b/source/blender/draw/engines/eevee/eevee_lightcache.c @@ -26,6 +26,7 @@ #include "BKE_global.h" +#include "BLI_endian_switch.h" #include "BLI_threads.h" #include "DEG_depsgraph_build.h" @@ -47,6 +48,8 @@ #include "WM_api.h" #include "WM_types.h" +#include "BLO_read_write.h" + #include "wm_window.h" /* Rounded to nearest PowerOfTwo */ @@ -509,6 +512,82 @@ void EEVEE_lightcache_free(LightCache *lcache) MEM_freeN(lcache); } +static void write_lightcache_texture(BlendWriter *writer, LightCacheTexture *tex) +{ + if (tex->data) { + size_t data_size = tex->components * tex->tex_size[0] * tex->tex_size[1] * tex->tex_size[2]; + if (tex->data_type == LIGHTCACHETEX_FLOAT) { + data_size *= sizeof(float); + } + else if (tex->data_type == LIGHTCACHETEX_UINT) { + data_size *= sizeof(uint); + } + + /* FIXME: We can't save more than what 32bit systems can handle. + * The solution would be to split the texture but it is too late for 2.90. (see T78529) */ + if (data_size < INT_MAX) { + BLO_write_raw(writer, data_size, tex->data); + } + } +} + +void EEVEE_lightcache_blend_write(BlendWriter *writer, LightCache *cache) +{ + write_lightcache_texture(writer, &cache->grid_tx); + write_lightcache_texture(writer, &cache->cube_tx); + + if (cache->cube_mips) { + BLO_write_struct_array(writer, LightCacheTexture, cache->mips_len, cache->cube_mips); + for (int i = 0; i < cache->mips_len; i++) { + write_lightcache_texture(writer, &cache->cube_mips[i]); + } + } + + BLO_write_struct_array(writer, LightGridCache, cache->grid_len, cache->grid_data); + BLO_write_struct_array(writer, LightProbeCache, cache->cube_len, cache->cube_data); +} + +static void direct_link_lightcache_texture(BlendDataReader *reader, LightCacheTexture *lctex) +{ + lctex->tex = NULL; + + if (lctex->data) { + BLO_read_data_address(reader, &lctex->data); + if (lctex->data && BLO_read_requires_endian_switch(reader)) { + int data_size = lctex->components * lctex->tex_size[0] * lctex->tex_size[1] * + lctex->tex_size[2]; + + if (lctex->data_type == LIGHTCACHETEX_FLOAT) { + BLI_endian_switch_float_array((float *)lctex->data, data_size * sizeof(float)); + } + else if (lctex->data_type == LIGHTCACHETEX_UINT) { + BLI_endian_switch_uint32_array((uint *)lctex->data, data_size * sizeof(uint)); + } + } + } + + if (lctex->data == NULL) { + zero_v3_int(lctex->tex_size); + } +} + +void EEVEE_lightcache_blend_read_data(BlendDataReader *reader, LightCache *cache) +{ + cache->flag &= ~LIGHTCACHE_NOT_USABLE; + direct_link_lightcache_texture(reader, &cache->cube_tx); + direct_link_lightcache_texture(reader, &cache->grid_tx); + + if (cache->cube_mips) { + BLO_read_data_address(reader, &cache->cube_mips); + for (int i = 0; i < cache->mips_len; i++) { + direct_link_lightcache_texture(reader, &cache->cube_mips[i]); + } + } + + BLO_read_data_address(reader, &cache->cube_data); + BLO_read_data_address(reader, &cache->grid_data); +} + /** \} */ /* -------------------------------------------------------------------- */ diff --git a/source/blender/draw/engines/eevee/eevee_lightcache.h b/source/blender/draw/engines/eevee/eevee_lightcache.h index 489c9ac22f4..17392c0de0b 100644 --- a/source/blender/draw/engines/eevee/eevee_lightcache.h +++ b/source/blender/draw/engines/eevee/eevee_lightcache.h @@ -30,6 +30,8 @@ struct LightCache; struct Scene; struct SceneEEVEE; struct ViewLayer; +struct BlendWriter; +struct BlendDataReader; /* Light Bake */ struct wmJob *EEVEE_lightbake_job_create(struct wmWindowManager *wm, @@ -61,3 +63,6 @@ struct LightCache *EEVEE_lightcache_create(const int grid_len, void EEVEE_lightcache_free(struct LightCache *lcache); bool EEVEE_lightcache_load(struct LightCache *lcache); void EEVEE_lightcache_info_update(struct SceneEEVEE *eevee); + +void EEVEE_lightcache_blend_write(struct BlendWriter *writer, struct LightCache *cache); +void EEVEE_lightcache_blend_read_data(struct BlendDataReader *reader, struct LightCache *cache); |