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support 3D texture/2D texture arrays

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This commit is contained in:
Nick Fisher
2025-03-10 18:05:42 +08:00
parent 7d87d229d0
commit e91d1ca0aa
16 changed files with 451 additions and 97 deletions
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167
thermion_dart/native/src/c_api/TTexture.cpp
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@@ -93,7 +93,7 @@ namespace thermion
return false;
}
Log("Dimensions %d x %d, channels %d, size %d, buffer format %d and pixel data type %d", w, h, channels, size, bufferFormat, pixelDataType);
TRACE("Loading image from dimensions %d x %d, channels %d, size %d, buffer format %d and pixel data type %d", w, h, channels, size, bufferFormat, pixelDataType);
filament::Texture::PixelBufferDescriptor buffer(
image->getPixelRef(),
@@ -115,51 +115,151 @@ namespace thermion
uint32_t height,
uint32_t channels,
uint32_t tBufferFormat,
uint32_t tPixelDataType
) {
uint32_t tPixelDataType)
{
auto engine = reinterpret_cast<filament::Engine *>(tEngine);
auto texture = reinterpret_cast<filament::Texture *>(tTexture);
auto bufferFormat = static_cast<PixelBufferDescriptor::PixelDataFormat>(tBufferFormat);
auto pixelDataType = static_cast<PixelBufferDescriptor::PixelDataType>(tPixelDataType);
switch (bufferFormat)
{
case PixelBufferDescriptor::PixelDataFormat::RGB:
case PixelBufferDescriptor::PixelDataFormat::RGBA:
if(size != width * height * channels * sizeof(float)) {
Log("Size mismatch");
return false;
}
break;
case PixelBufferDescriptor::PixelDataFormat::RGB_INTEGER:
case PixelBufferDescriptor::PixelDataFormat::RGBA_INTEGER:
if(size != width * height * channels * sizeof(uint8_t)) {
Log("Size mismatch");
// return false;
}
break;
default:
Log("Unsupported buffer format type : %d", bufferFormat);
case PixelBufferDescriptor::PixelDataFormat::RGB:
case PixelBufferDescriptor::PixelDataFormat::RGBA:
if (size != width * height * channels * sizeof(float))
{
Log("Size mismatch");
return false;
}
break;
case PixelBufferDescriptor::PixelDataFormat::RGB_INTEGER:
case PixelBufferDescriptor::PixelDataFormat::RGBA_INTEGER:
if (size != width * height * channels * sizeof(uint8_t))
{
Log("Size mismatch");
// return false;
}
break;
default:
Log("Unsupported buffer format type : %d", bufferFormat);
return false;
}
filament::Texture::PixelBufferDescriptor buffer(
data,
// the texture upload is async, so we need to copy the buffer
auto *buffer = new std::vector<uint8_t>(size);
std::copy(data, data + size, buffer->begin());
filament::Texture::PixelBufferDescriptor::Callback freeCallback = [](void *buf, size_t,
void *data)
{
delete reinterpret_cast<std::vector<uint8_t> *>(data);
};
filament::Texture::PixelBufferDescriptor pbd(
buffer->data(),
size,
bufferFormat,
pixelDataType);
texture->setImage(*engine, level, std::move(buffer));
pixelDataType,
1, // alignment
0, // left
0, // top
0, // stride
freeCallback,
buffer);
texture->setImage(*engine, level, std::move(pbd));
return true;
}
EMSCRIPTEN_KEEPALIVE bool Texture_setImageWithDepth(
TEngine *tEngine,
TTexture *tTexture,
uint32_t level,
uint8_t *data,
size_t size,
uint32_t x_offset,
uint32_t y_offset,
uint32_t z_offset,
uint32_t width,
uint32_t height,
uint32_t channels,
uint32_t depth,
uint32_t tBufferFormat,
uint32_t tPixelDataType)
{
auto engine = reinterpret_cast<filament::Engine *>(tEngine);
EMSCRIPTEN_KEEPALIVE TLinearImage *Image_createEmpty(uint32_t width,uint32_t height,uint32_t channel) {
auto *image = new ::image::LinearImage(width, height, channel);
return reinterpret_cast<TLinearImage*>(image);
auto texture = reinterpret_cast<filament::Texture *>(tTexture);
auto bufferFormat = static_cast<PixelBufferDescriptor::PixelDataFormat>(tBufferFormat);
auto pixelDataType = static_cast<PixelBufferDescriptor::PixelDataType>(tPixelDataType);
TRACE("Setting texture image (depth %d, %dx%dx%d (%d bytes, z_offset %d)", depth, width, height, channels, size, z_offset);
switch (bufferFormat)
{
case PixelBufferDescriptor::PixelDataFormat::RGB:
case PixelBufferDescriptor::PixelDataFormat::RGBA:
if (size != width * height * channels * sizeof(float))
{
Log("Size mismatch");
return false;
}
break;
case PixelBufferDescriptor::PixelDataFormat::RGB_INTEGER:
case PixelBufferDescriptor::PixelDataFormat::RGBA_INTEGER:
if (size != width * height * channels * sizeof(uint8_t))
{
Log("Size mismatch");
// return false;
}
break;
default:
Log("Unsupported buffer format type : %d", bufferFormat);
return false;
}
// the texture upload is async, so we need to copy the buffer
auto *buffer = new std::vector<uint8_t>(size);
std::copy(data, data + size, buffer->begin());
filament::Texture::PixelBufferDescriptor::Callback freeCallback = [](void *buf, size_t,
void *data)
{
delete reinterpret_cast<std::vector<uint8_t> *>(data);
};
filament::Texture::PixelBufferDescriptor pbd(
buffer->data(),
size,
bufferFormat,
pixelDataType,
1, // alignment
0, // left
0, // top
0, // stride
freeCallback,
buffer);
texture->setImage(
*engine,
level,
x_offset,
y_offset,
z_offset,
width,
height,
depth,
std::move(pbd));
return true;
}
EMSCRIPTEN_KEEPALIVE TLinearImage *Image_createEmpty(uint32_t width, uint32_t height, uint32_t channel)
{
auto *image = new ::image::LinearImage(width, height, channel);
return reinterpret_cast<TLinearImage *>(image);
}
EMSCRIPTEN_KEEPALIVE TTextureSampler *TextureSampler_create()
{
@@ -288,11 +388,12 @@ namespace thermion
delete textureSampler;
}
}
EMSCRIPTEN_KEEPALIVE TTexture *RenderTarget_getColorTexture(TRenderTarget *tRenderTarget) {
auto renderTarget = reinterpret_cast<filament::RenderTarget*>(tRenderTarget);
EMSCRIPTEN_KEEPALIVE TTexture *RenderTarget_getColorTexture(TRenderTarget *tRenderTarget)
{
auto renderTarget = reinterpret_cast<filament::RenderTarget *>(tRenderTarget);
auto texture = renderTarget->getTexture(filament::RenderTarget::AttachmentPoint::COLOR0);
return reinterpret_cast<TTexture*>(texture);
return reinterpret_cast<TTexture *>(texture);
}
#ifdef __cplusplus