pke: first-pass font serialization

1 files changed, 64 insertions, 7 deletions

diff --git a/src/font.cpp b/src/font.cpp
index 3162362..45569cb 100644
--- a/src/font.cpp
+++ b/src/font.cpp
@@ -1,14 +1,19 @@
 
 #include "font.hpp"
 #include "asset-manager.hpp"
+#include "helpers.hpp"
 #include "pk.h"
 #include "window.hpp"
 #include "static-plane.hpp"
 #include "vendor-stb-image-include.h"
-// #include "bucketed-array.hpp"
+#include "game-settings.hpp"
 
 // TODO threading
 
+const char *PKE_PROJECT_FONT_TITLE = "Font::Title: ";
+const char *PKE_PROJECT_FONT_TEXTURE_HANDLE = "Font::TextureHandle: ";
+const char *PKE_PROJECT_FONT_GLYPH_DETAILS_HANDLE = "Font::GlyphDetailsHandle: ";
+
 TypeSafeInt_B(FontTypeIndex);
 TypeSafeInt_B(FontRenderIndex);
 
@@ -36,8 +41,57 @@ void FontType_Teardown() {
 	pk_delete(ftd.arr_ft, (FontTypeIndex_T)ftd.n_ft);
 }
 
-FontType* FontType_GetFonts(FontTypeIndex &count)
-{
+void FontType_Serialize(std::ofstream &stream, FontType *ft) {
+	NULL_CHAR_ARR(handleStr, 23);
+	stream << PKE_PROJECT_FONT_TITLE << ft->title.val << std::endl;
+	snprintf(handleStr, 22, "0x%08X 0x%08X", ft->fontTextureAssetHandle.bucketIndex, ft->fontTextureAssetHandle.itemIndex);
+	stream << PKE_PROJECT_FONT_TEXTURE_HANDLE << handleStr << std::endl;
+	snprintf(handleStr, 22, "0x%08X 0x%08X", ft->fontTextureAssetHandle.bucketIndex, ft->glyphDetailsAssetHandle.itemIndex);
+	stream << PKE_PROJECT_FONT_GLYPH_DETAILS_HANDLE << handleStr << std::endl;
+}
+
+void FontType_Deserialize(std::ifstream &stream) {
+	NULL_CHAR_ARR(readLine, 128);
+	pk_cstr title;
+	AssetHandle fontTextureHandle;
+	AssetHandle glyphDetailsHandle;
+	while (memset(readLine, 0, 128), stream.getline(readLine, 128)) {
+		if (strcmp("", readLine) == 0) {
+			FontType_RegisterFont(title, fontTextureHandle, glyphDetailsHandle);
+			return;
+		}
+		if (strstr(readLine, PKE_PROJECT_FONT_TITLE)) {
+			uint64_t prefixLen = strlen(PKE_PROJECT_FONT_TITLE);
+			title.length = strlen(readLine + prefixLen);
+			title.reserved = title.length + 1;
+			title.val = pk_new<char>(title.reserved, pkeSettings.mem.bkt);
+			strncpy(const_cast<char*>(title.val), readLine + prefixLen, title.reserved);
+			continue;
+		}
+		if (strstr(readLine, PKE_PROJECT_FONT_TEXTURE_HANDLE)) {
+			uint64_t prefixLen = strlen(PKE_PROJECT_FONT_TEXTURE_HANDLE);
+			// 0x00000000 0x00000000
+			readLine[prefixLen + 10] = '\0';
+			STR2NUM_ERROR result1 = str2num(fontTextureHandle.bucketIndex, readLine + prefixLen + 2, 16);
+			STR2NUM_ERROR result2 = str2num(fontTextureHandle.itemIndex, readLine + prefixLen + 11, 16);
+			assert(result1 == STR2NUM_ERROR::SUCCESS);
+			assert(result2 == STR2NUM_ERROR::SUCCESS);
+			continue;
+		}
+		if (strstr(readLine, PKE_PROJECT_FONT_GLYPH_DETAILS_HANDLE)) {
+			uint64_t prefixLen = strlen(PKE_PROJECT_FONT_GLYPH_DETAILS_HANDLE);
+			// 0x00000000 0x00000000
+			readLine[prefixLen + 10] = '\0';
+			STR2NUM_ERROR result1 = str2num(glyphDetailsHandle.bucketIndex, readLine + prefixLen + 2, 16);
+			STR2NUM_ERROR result2 = str2num(glyphDetailsHandle.itemIndex, readLine + prefixLen + 11, 16);
+			assert(result1 == STR2NUM_ERROR::SUCCESS);
+			assert(result2 == STR2NUM_ERROR::SUCCESS);
+			continue;
+		}
+	}
+}
+
+FontType* FontType_GetFonts(FontTypeIndex &count) {
 	count = ftd.h_ft;
 	return ftd.arr_ft;
 }
@@ -74,8 +128,8 @@ FontTypeIndex FontType_RegisterFont(pk_cstr title, AssetHandle fontTextureHandle
 	FontTypeIndex_T idx_t = (FontTypeIndex_T)idx;
 	FontType *ft = &ftd.arr_ft[idx_t];
 	ft->title = title;
-	ft->fontTextureAssetKey = fontTextureHandle;
-	ft->glyphDetailsAssetKey = glyphsHandle;
+	ft->fontTextureAssetHandle = fontTextureHandle;
+	ft->glyphDetailsAssetHandle = glyphsHandle;
 	ft->renders = pk_new<FontRender>(startingGlyphCount);
 	ft->n_render = FontRenderIndex{startingGlyphCount};
 
@@ -575,8 +629,7 @@ FontTypeIndex FontType_RegisterFont(pk_cstr title, AssetHandle fontTextureHandle
 	return idx;
 }
 
-void FontType_Unload(FontTypeIndex idx)
-{
+void FontType_Unload(FontTypeIndex idx) {
 	FontType *ft = &ftd.arr_ft[(FontTypeIndex_T)idx];
 
 	if (ft->vkDescriptorSets != VK_NULL_HANDLE && ft->vkDescriptorPool != VK_NULL_HANDLE) {
@@ -640,4 +693,8 @@ void FontType_Unload(FontTypeIndex idx)
 	if (ft->deviceMemoryTexture != VK_NULL_HANDLE)
 		vkFreeMemory(vkDevice, ft->deviceMemoryTexture, vkAllocator);
 	ft->deviceMemoryTexture = VK_NULL_HANDLE;
+
+	if (ft->title.reserved != 0 && ft->title.val != nullptr) {
+		pk_delete<char>(ft->title.val, ft->title.reserved);
+	}
 }