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-rw-r--r--core/image.cpp76
1 files changed, 76 insertions, 0 deletions
diff --git a/core/image.cpp b/core/image.cpp
index e2f353698f..b8a443eed2 100644
--- a/core/image.cpp
+++ b/core/image.cpp
@@ -363,6 +363,82 @@ void Image::get_mipmap_offset_size_and_dimensions(int p_mipmap, int &r_ofs, int
r_size = ofs2 - ofs;
}
+Image::Image3DValidateError Image::validate_3d_image(Image::Format p_format, int p_width, int p_height, int p_depth, bool p_mipmaps, const Vector<Ref<Image>> &p_images) {
+ int w = p_width;
+ int h = p_height;
+ int d = p_depth;
+
+ int arr_ofs = 0;
+
+ while (true) {
+ for (int i = 0; i < d; i++) {
+ int idx = i + arr_ofs;
+ if (idx >= p_images.size()) {
+ return VALIDATE_3D_ERR_MISSING_IMAGES;
+ }
+ if (p_images[idx].is_null() || p_images[idx]->empty()) {
+ return VALIDATE_3D_ERR_IMAGE_EMPTY;
+ }
+ if (p_images[idx]->get_format() != p_format) {
+ return VALIDATE_3D_ERR_IMAGE_FORMAT_MISMATCH;
+ }
+ if (p_images[idx]->get_width() != w || p_images[idx]->get_height() != h) {
+ return VALIDATE_3D_ERR_IMAGE_SIZE_MISMATCH;
+ }
+ if (p_images[idx]->has_mipmaps()) {
+ return VALIDATE_3D_ERR_IMAGE_HAS_MIPMAPS;
+ }
+ }
+
+ arr_ofs += d;
+
+ if (!p_mipmaps) {
+ break;
+ }
+
+ if (w == 1 && h == 1 && d == 1) {
+ break;
+ }
+
+ w = MAX(1, w >> 1);
+ h = MAX(1, h >> 1);
+ d = MAX(1, d >> 1);
+ }
+
+ if (arr_ofs != p_images.size()) {
+ return VALIDATE_3D_ERR_EXTRA_IMAGES;
+ }
+
+ return VALIDATE_3D_OK;
+}
+
+String Image::get_3d_image_validation_error_text(Image3DValidateError p_error) {
+ switch (p_error) {
+ case VALIDATE_3D_OK: {
+ return TTR("Ok");
+ } break;
+ case VALIDATE_3D_ERR_IMAGE_EMPTY: {
+ return TTR("Empty Image found");
+ } break;
+ case VALIDATE_3D_ERR_MISSING_IMAGES: {
+ return TTR("Missing Images");
+ } break;
+ case VALIDATE_3D_ERR_EXTRA_IMAGES: {
+ return TTR("Too many Images");
+ } break;
+ case VALIDATE_3D_ERR_IMAGE_SIZE_MISMATCH: {
+ return TTR("Image size mismatch");
+ } break;
+ case VALIDATE_3D_ERR_IMAGE_FORMAT_MISMATCH: {
+ return TTR("Image format mismatch");
+ } break;
+ case VALIDATE_3D_ERR_IMAGE_HAS_MIPMAPS: {
+ return TTR("Image has included mipmaps");
+ } break;
+ }
+ return String();
+}
+
int Image::get_width() const {
return width;
}