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Renderer: Fix Metal handling of cube textures; assert equal dimensions

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This commit is contained in:
Stuart Carnie
2025-03-19 11:52:59 +11:00
parent fdbf6ecc9f
commit e2066298d9
2 changed files with 20 additions and 2 deletions
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20
drivers/metal/rendering_device_driver_metal.mm
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@ -405,6 +405,15 @@ RDD::TextureID RenderingDeviceDriverMetal::texture_create_from_extension(uint64_
RDD::TextureID RenderingDeviceDriverMetal::texture_create_shared(TextureID p_original_texture, const TextureView &p_view) {
id<MTLTexture> src_texture = rid::get(p_original_texture);
NSUInteger slices = src_texture.arrayLength;
if (src_texture.textureType == MTLTextureTypeCube) {
// Metal expects Cube textures to have a slice count of 6.
slices = 6;
} else if (src_texture.textureType == MTLTextureTypeCubeArray) {
// Metal expects Cube Array textures to have 6 slices per layer.
slices *= 6;
}
#if DEV_ENABLED
if (src_texture.sampleCount > 1) {
// TODO(sgc): is it ok to create a shared texture from a multi-sample texture?
@ -434,7 +443,7 @@ RDD::TextureID RenderingDeviceDriverMetal::texture_create_shared(TextureID p_ori
id<MTLTexture> obj = [src_texture newTextureViewWithPixelFormat:format
textureType:src_texture.textureType
levels:NSMakeRange(0, src_texture.mipmapLevelCount)
slices:NSMakeRange(0, src_texture.arrayLength)
slices:NSMakeRange(0, slices)
swizzle:swizzle];
ERR_FAIL_NULL_V_MSG(obj, TextureID(), "Unable to create shared texture");
return rid::make(obj);
@ -566,7 +575,14 @@ void RenderingDeviceDriverMetal::texture_get_copyable_layout(TextureID p_texture
r_layout->size = get_image_format_required_size(format, sz.width, sz.height, sz.depth, 1, &sbw, &sbh);
r_layout->row_pitch = r_layout->size / ((sbh / bh) * sz.depth);
r_layout->depth_pitch = r_layout->size / sz.depth;
r_layout->layer_pitch = r_layout->size / obj.arrayLength;
uint32_t array_length = obj.arrayLength;
if (obj.textureType == MTLTextureTypeCube) {
array_length = 6;
} else if (obj.textureType == MTLTextureTypeCubeArray) {
array_length *= 6;
}
r_layout->layer_pitch = r_layout->size / array_length;
} else {
CRASH_NOW_MSG("need to calculate layout for shared texture");
}