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feat: different textures/atlases support

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This commit is contained in:
MihailRis 2025-12-20 22:21:00 +03:00
parent 27dd8f6375
commit b0ecfd5add
3 changed files with 110 additions and 44 deletions
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127
src/graphics/render/BlockWrapsRenderer.cpp
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@ -1,7 +1,6 @@
#include "BlockWrapsRenderer.hpp"
#include "assets/Assets.hpp"
#include "assets/assets_util.hpp"
#include "constants.hpp"
#include "content/Content.hpp"
#include "graphics/core/Atlas.hpp"
@ -13,6 +12,8 @@
#include "voxels/Chunks.hpp"
#include "world/Level.hpp"
#include <algorithm>
BlockWrapsRenderer::BlockWrapsRenderer(
const Assets& assets, const Level& level, const Chunks& chunks
)
@ -24,62 +25,46 @@ BlockWrapsRenderer::BlockWrapsRenderer(
BlockWrapsRenderer::~BlockWrapsRenderer() = default;
void BlockWrapsRenderer::draw(const BlockWrapper& wrapper) {
auto& shader = assets.require<Shader>("entity");
shader.use();
shader.uniform1i("u_alphaClip", false);
util::TextureRegion texRegions[6] {};
const Texture* texture = nullptr;
UVRegion uvRegions[6] {};
for (int i = 0; i < 6; i++) {
if (wrapper.cullingBits & (1 << i) == 0) {
continue;
}
auto texRegion = util::get_texture_region(assets, wrapper.textureFaces[i], "");
texRegions[i] = texRegion;
uvRegions[i] = texRegion.region;
if (texture == nullptr) {
texture = texRegion.texture;
}
}
batch->setTexture(texture);
const voxel* vox = chunks.get(wrapper.position);
if (vox == nullptr || vox->id == BLOCK_VOID) {
void BlockWrapsRenderer::draw(const BlockWrapper& wrapper, const Texture* texture) {
if (wrapper.cullingBits == 0x0) {
return;
}
const auto& def = level.content.getIndices()->blocks.require(vox->id);
switch (def.getModel(vox->state.userbits).type) {
uint8_t cullingBits = wrapper.cullingBits;
for (int i = 0; i < 6; i++) {
if ((cullingBits & (1 << i)) == 0x0) {
continue;
}
cullingBits &= ~((wrapper.texRegions[i].texture != texture) << i);
}
if (cullingBits == 0x0) {
return;
}
const auto& def = level.content.getIndices()->blocks.require(wrapper.vox->id);
switch (def.getModel(wrapper.vox->state.userbits).type) {
case BlockModelType::BLOCK:
batch->cube(
glm::vec3(wrapper.position) + glm::vec3(0.5f),
glm::vec3(1.01f),
uvRegions,
wrapper.uvRegions,
glm::vec4(1, 1, 1, 0),
false,
wrapper.cullingBits
cullingBits
);
break;
case BlockModelType::AABB: {
const auto& aabb =
(def.rotatable ? def.rt.hitboxes[vox->state.rotation]
(def.rotatable ? def.rt.hitboxes[wrapper.vox->state.rotation]
: def.hitboxes).at(0);
const auto& size = aabb.size();
uvRegions[0].scale(size.z, size.y);
uvRegions[1].scale(size.z, size.y);
uvRegions[2].scale(size.x, size.z);
uvRegions[3].scale(size.x, size.z);
uvRegions[4].scale(size.x, size.y);
uvRegions[5].scale(size.x, size.y);
batch->cube(
glm::vec3(wrapper.position) + aabb.center(),
size * glm::vec3(1.01f),
uvRegions,
wrapper.uvRegions,
glm::vec4(1, 1, 1, 0),
false,
wrapper.cullingBits
cullingBits
);
break;
}
@ -88,10 +73,60 @@ void BlockWrapsRenderer::draw(const BlockWrapper& wrapper) {
}
}
void BlockWrapsRenderer::refreshWrapper(BlockWrapper& wrapper) {
for (int i = 0; i < 6; i++) {
if ((wrapper.cullingBits & (1 << i)) == 0) {
continue;
}
auto texRegion = util::get_texture_region(assets, wrapper.textureFaces[i], "");
wrapper.texRegions[i] = texRegion;
wrapper.uvRegions[i] = texRegion.region;
renderOrder.insert({texRegion.texture, &wrapper});
}
wrapper.dirtySides = 0x0;
const voxel* vox = chunks.get(wrapper.position);
if (vox == nullptr || vox->id == BLOCK_VOID) {
return;
}
const auto& def = level.content.getIndices()->blocks.require(vox->id);
switch (def.getModel(vox->state.userbits).type) {
case BlockModelType::AABB: {
const auto& aabb =
(def.rotatable ? def.rt.hitboxes[vox->state.rotation]
: def.hitboxes).at(0);
const auto& size = aabb.size();
wrapper.uvRegions[0].scale(size.z, size.y);
wrapper.uvRegions[1].scale(size.z, size.y);
wrapper.uvRegions[2].scale(size.x, size.z);
wrapper.uvRegions[3].scale(size.x, size.z);
wrapper.uvRegions[4].scale(size.x, size.y);
wrapper.uvRegions[5].scale(size.x, size.y);
break;
}
default:
break;
}
wrapper.vox = vox;
}
void BlockWrapsRenderer::draw(const DrawContext& pctx, const Player& player) {
auto ctx = pctx.sub();
auto& shader = assets.require<Shader>("entity");
shader.use();
shader.uniform1i("u_alphaClip", false);
for (const auto& [_, wrapper] : wrappers) {
draw(*wrapper);
if (wrapper->dirtySides) {
refreshWrapper(*wrapper);
}
}
for (const auto& [texture, wrapper] : renderOrder) {
batch->setTexture(texture);
draw(*wrapper, texture);
}
batch->flush();
}
@ -114,5 +149,19 @@ BlockWrapper* BlockWrapsRenderer::get(u64id_t id) const {
}
void BlockWrapsRenderer::remove(u64id_t id) {
auto found = wrappers.find(id);
if (found == wrappers.end()) {
return;
}
auto wrapper = std::move(found->second);
wrappers.erase(id);
auto it = renderOrder.begin();
while (it != renderOrder.end()) {
if (it->second == wrapper.get()) {
it = renderOrder.erase(it);
} else {
++it;
}
}
}