From 809c4766ba13e85546a747fe5e0dbd82e1e6d549 Mon Sep 17 00:00:00 2001 From: LaG1924 <12997935+LaG1924@users.noreply.github.com> Date: Sat, 11 Aug 2018 06:10:33 +0500 Subject: Correct face culling for rotated blocks --- src/AssetManager.cpp | 67 +++++++++++++++++++++++++++++++++++++++++++++ src/AssetManager.hpp | 11 ++++++++ src/Render.cpp | 3 ++ src/RendererSectionData.cpp | 60 +++++++++++++++++++++++++++++++++++----- 4 files changed, 134 insertions(+), 7 deletions(-) (limited to 'src') diff --git a/src/AssetManager.cpp b/src/AssetManager.cpp index 482a028..2329e8d 100644 --- a/src/AssetManager.cpp +++ b/src/AssetManager.cpp @@ -505,6 +505,7 @@ BlockFaces &AssetManager::GetBlockModelByBlockId(BlockId block) { BlockFaces blockFaces; blockFaces.faces = GetAsset("/minecraft/models/block/error")->blockModel.parsedFaces; blockFaces.isBlock = GetAsset("/minecraft/models/block/error")->blockModel.IsBlock; + blockFaces.direction = FaceDirection::none; blockIdToBlockFaces.insert(std::make_pair(block, blockFaces)); return blockIdToBlockFaces.find(block)->second; } @@ -530,16 +531,82 @@ BlockFaces &AssetManager::GetBlockModelByBlockId(BlockId block) { BlockFaces blockFaces; blockFaces.faces = assetModel->blockModel.parsedFaces; blockFaces.isBlock = assetModel->blockModel.IsBlock; + blockFaces.direction = FaceDirection::west; if (model.x != 0) { blockFaces.transform = glm::translate(blockFaces.transform, glm::vec3(0.0f, 0.5f, 0.5f)); blockFaces.transform = glm::rotate(blockFaces.transform, glm::radians((float)model.x), glm::vec3(1.0f, 0.0f, 0.0f)); blockFaces.transform = glm::translate(blockFaces.transform, glm::vec3(0.0f, -0.5f, -0.5f)); + switch (model.x) { + case 90: + blockFaces.direction = FaceDirection::down; + break; + case 180: + blockFaces.direction = FaceDirection::east; + break; + case 270: + blockFaces.direction = FaceDirection::up; + break; + default: + break; + } } if (model.y != 0) { blockFaces.transform = glm::translate(blockFaces.transform, glm::vec3(0.5f, 0.0f, 0.5f)); blockFaces.transform = glm::rotate(blockFaces.transform, glm::radians((float)model.y), glm::vec3(0.0f, 1.0f, 0.0f)); blockFaces.transform = glm::translate(blockFaces.transform, glm::vec3(-0.5f, 0.0f, -0.5f)); + switch (model.y) { + case 90: + switch (blockFaces.direction) { + case FaceDirection::west: + blockFaces.direction = FaceDirection::north; + break; + case FaceDirection::up: + blockFaces.direction = FaceDirection::up; + break; + case FaceDirection::east: + blockFaces.direction = FaceDirection::south; + break; + case FaceDirection::down: + blockFaces.direction = FaceDirection::down; + break; + } + break; + case 180: + switch (blockFaces.direction) { + case FaceDirection::west: + blockFaces.direction = FaceDirection::east; + break; + case FaceDirection::up: + blockFaces.direction = FaceDirection::up; + break; + case FaceDirection::east: + blockFaces.direction = FaceDirection::west; + break; + case FaceDirection::down: + blockFaces.direction = FaceDirection::down; + break; + } + break; + case 270: + switch (blockFaces.direction) { + case FaceDirection::west: + blockFaces.direction = FaceDirection::south; + break; + case FaceDirection::up: + blockFaces.direction = FaceDirection::up; + break; + case FaceDirection::east: + blockFaces.direction = FaceDirection::north; + break; + case FaceDirection::down: + blockFaces.direction = FaceDirection::down; + break; + } + break; + default: + break; + } } blockIdToBlockFaces.insert(std::make_pair(block, blockFaces)); diff --git a/src/AssetManager.hpp b/src/AssetManager.hpp index 28cafb0..1996c9e 100644 --- a/src/AssetManager.hpp +++ b/src/AssetManager.hpp @@ -24,6 +24,16 @@ enum FaceDirection { none, }; +static const Vector FaceDirectionVector[] = { + Vector(0,-1,0), + Vector(0,1,0), + Vector(0,0,-1), + Vector(0,0,1), + Vector(-1,0,0), + Vector(1,0,0), + Vector(0,0,0) +}; + struct ParsedFace { FaceDirection visibility; glm::mat4 transform; @@ -36,6 +46,7 @@ struct BlockFaces { glm::mat4 transform; std::vector faces; bool isBlock; + FaceDirection direction; }; struct BlockModel { diff --git a/src/Render.cpp b/src/Render.cpp index c1f7f2c..7f11dd9 100644 --- a/src/Render.cpp +++ b/src/Render.cpp @@ -419,6 +419,9 @@ void Render::RenderGui() { world->GameStatePtr()->world.GetBlockId(world->GameStatePtr()->selectedBlock).id, world->GameStatePtr()->world.GetBlockId(world->GameStatePtr()->selectedBlock).state, AssetManager::GetAssetNameByBlockId(BlockId{ world->GameStatePtr()->world.GetBlockId(world->GameStatePtr()->selectedBlock).id,0 }).c_str()); + + ImGui::Text("Selected block direction: %d", + AssetManager::GetBlockModelByBlockId(world->GameStatePtr()->world.GetBlockId(world->GameStatePtr()->selectedBlock)).direction); } ImGui::End(); diff --git a/src/RendererSectionData.cpp b/src/RendererSectionData.cpp index 6a6a7c0..245dc95 100644 --- a/src/RendererSectionData.cpp +++ b/src/RendererSectionData.cpp @@ -141,13 +141,59 @@ std::array GetBlockVisibilityData(const SectionsData §i auto blockModelWest = GetInternalBlockModel(blockIdWest, idModels); auto blockModelEast = GetInternalBlockModel(blockIdEast, idModels); - value |= (blockIdDown.id != 0 && !blockModelDown->faces.empty() && blockModelDown->isBlock) << 0; - value |= (blockIdUp.id != 0 && !blockModelUp->faces.empty() && blockModelUp->isBlock) << 1; - value |= (blockIdNorth.id != 0 && !blockModelNorth->faces.empty() && blockModelNorth->isBlock) << 2; - value |= (blockIdSouth.id != 0 && !blockModelSouth->faces.empty() && blockModelSouth->isBlock) << 3; - value |= (blockIdWest.id != 0 && !blockModelWest->faces.empty() && blockModelWest->isBlock) << 4; - value |= (blockIdEast.id != 0 && !blockModelEast->faces.empty() && blockModelEast->isBlock) << 5; - + switch (GetInternalBlockModel(GetBlockId(x, y, z, blockIdData), idModels)->direction) { + case FaceDirection::west: + value |= (blockIdDown.id != 0 && !blockModelDown->faces.empty() && blockModelDown->isBlock) << 0; + value |= (blockIdUp.id != 0 && !blockModelUp->faces.empty() && blockModelUp->isBlock) << 1; + value |= (blockIdNorth.id != 0 && !blockModelNorth->faces.empty() && blockModelNorth->isBlock) << 2; + value |= (blockIdSouth.id != 0 && !blockModelSouth->faces.empty() && blockModelSouth->isBlock) << 3; + value |= (blockIdWest.id != 0 && !blockModelWest->faces.empty() && blockModelWest->isBlock) << 4; + value |= (blockIdEast.id != 0 && !blockModelEast->faces.empty() && blockModelEast->isBlock) << 5; + break; + case FaceDirection::east: + value |= (blockIdDown.id != 0 && !blockModelDown->faces.empty() && blockModelDown->isBlock) << 0; + value |= (blockIdUp.id != 0 && !blockModelUp->faces.empty() && blockModelUp->isBlock) << 1; + value |= (blockIdNorth.id != 0 && !blockModelNorth->faces.empty() && blockModelNorth->isBlock) << 3; + value |= (blockIdSouth.id != 0 && !blockModelSouth->faces.empty() && blockModelSouth->isBlock) << 2; + value |= (blockIdWest.id != 0 && !blockModelWest->faces.empty() && blockModelWest->isBlock) << 5; + value |= (blockIdEast.id != 0 && !blockModelEast->faces.empty() && blockModelEast->isBlock) << 4; + break; + case FaceDirection::up: + value |= (blockIdDown.id != 0 && !blockModelDown->faces.empty() && blockModelDown->isBlock) << 4; + value |= (blockIdUp.id != 0 && !blockModelUp->faces.empty() && blockModelUp->isBlock) << 5; + value |= (blockIdNorth.id != 0 && !blockModelNorth->faces.empty() && blockModelNorth->isBlock) << 2; + value |= (blockIdSouth.id != 0 && !blockModelSouth->faces.empty() && blockModelSouth->isBlock) << 3; + value |= (blockIdWest.id != 0 && !blockModelWest->faces.empty() && blockModelWest->isBlock) << 1; + value |= (blockIdEast.id != 0 && !blockModelEast->faces.empty() && blockModelEast->isBlock) << 0; + break; + case FaceDirection::down: + value |= (blockIdDown.id != 0 && !blockModelDown->faces.empty() && blockModelDown->isBlock) << 4; + value |= (blockIdUp.id != 0 && !blockModelUp->faces.empty() && blockModelUp->isBlock) << 5; + value |= (blockIdNorth.id != 0 && !blockModelNorth->faces.empty() && blockModelNorth->isBlock) << 2; + value |= (blockIdSouth.id != 0 && !blockModelSouth->faces.empty() && blockModelSouth->isBlock) << 3; + value |= (blockIdWest.id != 0 && !blockModelWest->faces.empty() && blockModelWest->isBlock) << 0; + value |= (blockIdEast.id != 0 && !blockModelEast->faces.empty() && blockModelEast->isBlock) << 1; + break; + case FaceDirection::north: + value |= (blockIdDown.id != 0 && !blockModelDown->faces.empty() && blockModelDown->isBlock) << 0; + value |= (blockIdUp.id != 0 && !blockModelUp->faces.empty() && blockModelUp->isBlock) << 1; + value |= (blockIdNorth.id != 0 && !blockModelNorth->faces.empty() && blockModelNorth->isBlock) << 5; + value |= (blockIdSouth.id != 0 && !blockModelSouth->faces.empty() && blockModelSouth->isBlock) << 4; + value |= (blockIdWest.id != 0 && !blockModelWest->faces.empty() && blockModelWest->isBlock) << 2; + value |= (blockIdEast.id != 0 && !blockModelEast->faces.empty() && blockModelEast->isBlock) << 3; + break; + case FaceDirection::south: + value |= (blockIdDown.id != 0 && !blockModelDown->faces.empty() && blockModelDown->isBlock) << 0; + value |= (blockIdUp.id != 0 && !blockModelUp->faces.empty() && blockModelUp->isBlock) << 1; + value |= (blockIdNorth.id != 0 && !blockModelNorth->faces.empty() && blockModelNorth->isBlock) << 4; + value |= (blockIdSouth.id != 0 && !blockModelSouth->faces.empty() && blockModelSouth->isBlock) << 5; + value |= (blockIdWest.id != 0 && !blockModelWest->faces.empty() && blockModelWest->isBlock) << 3; + value |= (blockIdEast.id != 0 && !blockModelEast->faces.empty() && blockModelEast->isBlock) << 2; + break; + case FaceDirection::none: + value = 0; + break; + } arr[y * 256 + z * 16 + x] = value; } } -- cgit v1.2.3