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Add transparency support for LightmapGI

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Co-authored-by: Guerro323 <kaltobattle@gmail.com>
This commit is contained in:
Hendrik Brucker
2024-12-16 12:38:23 +01:00
parent 7f5c469292
commit a3525bc015
26 changed files with 442 additions and 95 deletions
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15
modules/lightmapper_rd/lightmapper_rd.cpp
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@@ -30,6 +30,7 @@
#include "lightmapper_rd.h"
#include "core/string/print_string.h"
#include "lm_blendseams.glsl.gen.h"
#include "lm_compute.glsl.gen.h"
#include "lm_raster.glsl.gen.h"
@@ -40,6 +41,7 @@
#include "editor/editor_paths.h"
#include "editor/editor_settings.h"
#include "servers/rendering/rendering_device_binds.h"
#include "servers/rendering/rendering_server_globals.h"
#if defined(VULKAN_ENABLED)
#include "drivers/vulkan/rendering_context_driver_vulkan.h"
@@ -477,7 +479,16 @@ void LightmapperRD::_create_acceleration_structures(RenderingDevice *rd, Size2i
t.max_bounds[0] = taabb.position.x + MAX(taabb.size.x, 0.0001);
t.max_bounds[1] = taabb.position.y + MAX(taabb.size.y, 0.0001);
t.max_bounds[2] = taabb.position.z + MAX(taabb.size.z, 0.0001);
t.pad0 = t.pad1 = 0; //make valgrind not complain
t.cull_mode = RS::CULL_MODE_BACK;
RID material = mi.data.material[i];
if (material.is_valid()) {
t.cull_mode = RSG::material_storage->material_get_cull_mode(material);
} else {
print_line("No material for mesh with vertex count ", mi.data.points.size());
}
t.pad1 = 0; //make valgrind not complain
triangles.push_back(t);
slice_triangle_count.write[t.slice]++;
}
@@ -1319,6 +1330,8 @@ LightmapperRD::BakeError LightmapperRD::bake(BakeQuality p_quality, bool p_use_d
bake_parameters.bounces = p_bounces;
bake_parameters.bounce_indirect_energy = p_bounce_indirect_energy;
bake_parameters.shadowmask_light_idx = shadowmask_light_idx;
// Same number of rays for transparency regardless of quality (it's more of a retry rather than shooting new ones).
bake_parameters.transparency_rays = GLOBAL_GET("rendering/lightmapping/bake_performance/max_transparency_rays");
bake_parameters_buffer = rd->uniform_buffer_create(sizeof(BakeParameters));
rd->buffer_update(bake_parameters_buffer, 0, sizeof(BakeParameters), &bake_parameters);