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authorLaG1924 <12997935+LaG1924@users.noreply.github.com>2017-07-21 16:49:56 +0200
committerLaG1924 <12997935+LaG1924@users.noreply.github.com>2017-07-21 16:49:56 +0200
commit9e56348975dbdaf1cce9dd688129208a61fd4eb5 (patch)
tree5a44a37cf0243c1ced14c222f35983eaaaa0185b /src/core/AssetManager.cpp
parent2017-06-21 (diff)
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Diffstat (limited to 'src/core/AssetManager.cpp')
-rw-r--r--src/core/AssetManager.cpp30
1 files changed, 30 insertions, 0 deletions
diff --git a/src/core/AssetManager.cpp b/src/core/AssetManager.cpp
index f4c0801..d263c4a 100644
--- a/src/core/AssetManager.cpp
+++ b/src/core/AssetManager.cpp
@@ -149,3 +149,33 @@ TextureCoordinates AssetManager::GetTextureByBlock(BlockTextureId block) {
std::string assetName = this->GetTextureAssetNameByBlockId(block);
return this->GetTextureByAssetName(assetName);
}
+
+const std::map<BlockTextureId, glm::vec4> &AssetManager::GetTextureAtlasIndexes() {
+ if (!textureAtlasIndexes.empty())
+ return textureAtlasIndexes;
+
+ LOG(INFO) << "Initializing texture atlas...";
+ for (int id = 1; id < 128; id++) {
+ for (int state = 0; state < 16; state++) {
+ BlockTextureId blockTextureId(id, state, 6);
+ if (!this->GetTextureByBlock(blockTextureId) &&
+ !this->GetTextureByBlock(BlockTextureId(id, state, 0))) {
+ continue;
+ }
+ if (this->GetTextureByBlock(blockTextureId)) {
+ for (int i = 0; i < 6; i++) {
+ TextureCoordinates tc = this->GetTextureByBlock(BlockTextureId(id, state, 6));
+ textureAtlasIndexes[BlockTextureId(id, state, i)] = glm::vec4(tc.x, tc.y, tc.w, tc.h);
+ }
+ } else {
+ for (int i = 0; i < 6; i++) {
+ TextureCoordinates tc = this->GetTextureByBlock(BlockTextureId(id, state, i));
+ textureAtlasIndexes[BlockTextureId(id, state, i)] = glm::vec4(tc.x, tc.y, tc.w, tc.h);
+ }
+ }
+ }
+ }
+ LOG(INFO) << "Created " << textureAtlasIndexes.size() << " texture indexes";
+
+ return textureAtlasIndexes;
+}