Added a new enum `path_state` and a struct `path_output` in `Common.h` to manage path tracing states and outputs. Added a new `simple_lit_render_loop` function in `SimpleLit.c` to handle rendering for simple lit materials, integrating light contributions and BSDF evaluations. Changed the function signatures in `Light.h` to use `path_output` instead of `vec3s` for BSDF evaluations. Changed the `evaluate_bsdf_directional` function in `LightEvaluation.h` to return `path_output` instead of `vec3s`. Changed the `evaluate_bsdf_sky` function in `LightEvaluation.h` to return `path_output` and updated its implementation accordingly. Changed the function signature of `evaluate_bsdf_const_sky` in `SkyLight.h` to return `path_output` and modified its implementation to match. Removed several old BSDF-related functions in `Material.c` that are no longer needed due to the new structure. Updated the `material_create` function in `Material.c` to accept the new render loop function pointer. Updated the `path_trace` function in `PathTracing.c` to utilize the new `path_output` structure for managing light contributions and state transitions during path tracing. Updated the `evaluate_bsdf_directional` function in `LightEvaluation.c` to return `path_output` and adjusted its internal logic to populate the output structure. Updated the `evaluate_bsdf_const_sky` function in `SkyLight.c` to return `path_output` and modified its logic to handle light contributions correctly. Updated the intensity of the sky light to `0.0f` during scene setup in `main.c`, effectively disabling it.
23 lines
738 B
C
23 lines
738 B
C
#ifndef LIGHT_EVALUATION_H
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#define LIGHT_EVALUATION_H
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#include "Lighting/Light.h"
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#include "Material/Material.h"
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#include "Geometry/Triangle.h"
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#include "Rendering/Scene.h"
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path_output evaluate_bsdf_directional( directional_light_t light, const light_shading_context_t* context, vec3s throughput, uint32_t sample_index);
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inline path_output evaluate_bsdf_sky(const light_collection_t* lights, const light_shading_context_t* context, vec3s throughput, uint32_t sample_index)
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{
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path_output output = {0};
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if (lights->sky_light.evaluate_bsdf_sky != NULL)
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{
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output = lights->sky_light.evaluate_bsdf_sky(lights->sky_light.data, context, throughput, sample_index);
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}
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return output;
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}
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#endif // LIGHT_EVALUATION_H
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