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add indirect light methods

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This commit is contained in:
Nick Fisher
2025-03-17 22:36:53 +08:00
parent b271b7e433
commit 231b03cd17
11 changed files with 139 additions and 33 deletions
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115
thermion_dart/native/src/c_api/TEngine.cpp
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@@ -2,6 +2,7 @@
#include <filament/Engine.h>
#include <filament/Fence.h>
#include <filament/IndirectLight.h>
#include <filament/Material.h>
#include <filament/Scene.h>
#include <filament/Skybox.h>
@@ -43,31 +44,35 @@ namespace thermion
uint64_t TSWAP_CHAIN_CONFIG_APPLE_CVPIXELBUFFER = filament::backend::SWAP_CHAIN_CONFIG_APPLE_CVPIXELBUFFER;
uint64_t TSWAP_CHAIN_CONFIG_HAS_STENCIL_BUFFER = filament::backend::SWAP_CHAIN_CONFIG_HAS_STENCIL_BUFFER;
EMSCRIPTEN_KEEPALIVE TEngine *Engine_create(TBackend backend) {
EMSCRIPTEN_KEEPALIVE TEngine *Engine_create(TBackend backend)
{
auto *engine = filament::Engine::create(static_cast<filament::Engine::Backend>(backend));
return reinterpret_cast<TEngine *>(engine);
}
EMSCRIPTEN_KEEPALIVE TRenderer *Engine_createRenderer(TEngine *tEngine) {
EMSCRIPTEN_KEEPALIVE TRenderer *Engine_createRenderer(TEngine *tEngine)
{
auto *engine = reinterpret_cast<Engine *>(tEngine);
auto *renderer = engine->createRenderer();
return reinterpret_cast<TRenderer *>(renderer);
}
EMSCRIPTEN_KEEPALIVE TSwapChain *Engine_createSwapChain(TEngine *tEngine, void *window, uint64_t flags) {
EMSCRIPTEN_KEEPALIVE TSwapChain *Engine_createSwapChain(TEngine *tEngine, void *window, uint64_t flags)
{
auto *engine = reinterpret_cast<Engine *>(tEngine);
auto *swapChain = engine->createSwapChain(window, flags);
return reinterpret_cast<TSwapChain*>(swapChain);
return reinterpret_cast<TSwapChain *>(swapChain);
}
EMSCRIPTEN_KEEPALIVE TSwapChain *Engine_createHeadlessSwapChain(TEngine *tEngine, uint32_t width, uint32_t height, uint64_t flags) {
EMSCRIPTEN_KEEPALIVE TSwapChain *Engine_createHeadlessSwapChain(TEngine *tEngine, uint32_t width, uint32_t height, uint64_t flags)
{
auto *engine = reinterpret_cast<Engine *>(tEngine);
auto *swapChain = engine->createSwapChain(width, height, flags);
return reinterpret_cast<TSwapChain*>(swapChain);
return reinterpret_cast<TSwapChain *>(swapChain);
}
EMSCRIPTEN_KEEPALIVE TView *Engine_createView(TEngine *tEngine) {
EMSCRIPTEN_KEEPALIVE TView *Engine_createView(TEngine *tEngine)
{
auto *engine = reinterpret_cast<Engine *>(tEngine);
auto *view = engine->createView();
return reinterpret_cast<TView *>(view);
@@ -94,7 +99,8 @@ namespace thermion
return reinterpret_cast<TLightManager *>(&lightManager);
}
EMSCRIPTEN_KEEPALIVE TCamera *Engine_createCamera(TEngine* tEngine) {
EMSCRIPTEN_KEEPALIVE TCamera *Engine_createCamera(TEngine *tEngine)
{
auto *engine = reinterpret_cast<Engine *>(tEngine);
utils::Entity entity = utils::EntityManager::get().create();
auto *camera = engine->createCamera(entity);
@@ -142,41 +148,47 @@ namespace thermion
engine->destroy(material);
}
EMSCRIPTEN_KEEPALIVE void Engine_destroyTexture(TEngine *tEngine, TTexture *tTexture) {
EMSCRIPTEN_KEEPALIVE void Engine_destroyTexture(TEngine *tEngine, TTexture *tTexture)
{
auto *engine = reinterpret_cast<Engine *>(tEngine);
auto *texture = reinterpret_cast<Texture *>(tTexture);
engine->destroy(texture);
}
EMSCRIPTEN_KEEPALIVE TFence *Engine_createFence(TEngine *tEngine) {
EMSCRIPTEN_KEEPALIVE TFence *Engine_createFence(TEngine *tEngine)
{
auto *engine = reinterpret_cast<Engine *>(tEngine);
auto *fence = engine->createFence();
return reinterpret_cast<TFence *>(fence);
}
EMSCRIPTEN_KEEPALIVE void Engine_destroyFence(TEngine *tEngine, TFence *tFence) {
EMSCRIPTEN_KEEPALIVE void Engine_destroyFence(TEngine *tEngine, TFence *tFence)
{
auto *engine = reinterpret_cast<Engine *>(tEngine);
auto *fence = reinterpret_cast<Fence *>(tFence);
Fence::waitAndDestroy(fence);
}
EMSCRIPTEN_KEEPALIVE void Engine_flushAndWait(TEngine *tEngine) {
EMSCRIPTEN_KEEPALIVE void Engine_flushAndWait(TEngine *tEngine)
{
auto *engine = reinterpret_cast<Engine *>(tEngine);
#ifdef __EMSCRIPTEN__
engine->execute();
emscripten_webgl_commit_frame();
#else
engine->flushAndWait();
#endif
#ifdef __EMSCRIPTEN__
engine->execute();
emscripten_webgl_commit_frame();
#else
engine->flushAndWait();
#endif
}
EMSCRIPTEN_KEEPALIVE TScene *Engine_createScene(TEngine *tEngine) {
EMSCRIPTEN_KEEPALIVE TScene *Engine_createScene(TEngine *tEngine)
{
auto *engine = reinterpret_cast<Engine *>(tEngine);
auto *scene = engine->createScene();
auto *scene = engine->createScene();
return reinterpret_cast<TScene *>(scene);
}
EMSCRIPTEN_KEEPALIVE TSkybox *Engine_buildSkybox(TEngine *tEngine, uint8_t* ktxData, size_t length, void(*onTextureUploadComplete)()) {
EMSCRIPTEN_KEEPALIVE TSkybox *Engine_buildSkybox(TEngine *tEngine, uint8_t *ktxData, size_t length, void (*onTextureUploadComplete)())
{
auto *engine = reinterpret_cast<Engine *>(tEngine);
auto copy = new std::vector<uint8_t>(ktxData, ktxData + length);
image::Ktx1Bundle *skyboxBundle =
@@ -186,9 +198,8 @@ namespace thermion
std::vector<void *> *callbackData = new std::vector<void *>{
reinterpret_cast<void *>(onTextureUploadComplete),
reinterpret_cast<void *>(skyboxBundle),
reinterpret_cast<void *>(copy)
};
reinterpret_cast<void *>(copy)};
auto *texture =
ktxreader::Ktx1Reader::createTexture(
engine, *skyboxBundle, false, [](void *userdata)
@@ -207,19 +218,63 @@ namespace thermion
callback();
}
delete skyboxBundle;
delete copy;
delete copy;
},
(void*)callbackData);
(void *)callbackData);
auto *skybox =
filament::Skybox::Builder()
.environment(texture)
.build(*engine);
return reinterpret_cast<TSkybox *>(skybox);
}
EMSCRIPTEN_KEEPALIVE TIndirectLight *Engine_buildIndirectLight(TEngine *tEngine, uint8_t *ktxData, size_t length, float intensity, void (*onTextureUploadComplete)())
{
auto *engine = reinterpret_cast<Engine *>(tEngine);
auto copy = new std::vector<uint8_t>(ktxData, ktxData + length);
image::Ktx1Bundle *iblBundle =
new image::Ktx1Bundle(static_cast<const uint8_t *>(copy->data()),
static_cast<uint32_t>(length));
filament::math::float3 harmonics[9];
iblBundle->getSphericalHarmonics(harmonics);
std::vector<void *> *callbackData = new std::vector<void *>{
reinterpret_cast<void *>(onTextureUploadComplete),
reinterpret_cast<void *>(iblBundle),
reinterpret_cast<void *>(copy)};
auto *texture =
ktxreader::Ktx1Reader::createTexture(
engine, *iblBundle, false, [](void *userdata)
{
std::vector<void*>* vec = (std::vector<void*>*)userdata;
void *callbackPtr = vec->at(0);
image::Ktx1Bundle *iblBundle = reinterpret_cast<image::Ktx1Bundle *>(vec->at(1));
std::vector<uint8_t> *copy = reinterpret_cast<std::vector<uint8_t>*>(vec->at(2));
delete vec;
if (callbackPtr)
{
void (*callback)(void) = (void (*)(void))callbackPtr;
callback();
}
delete iblBundle;
delete copy;
},
(void *)callbackData);
auto *indirectLight = filament::IndirectLight::Builder()
.reflections(texture)
.irradiance(3, harmonics)
.intensity(intensity)
.build(*engine);
return reinterpret_cast<TIndirectLight *>(indirectLight);
}
#ifdef __cplusplus
}