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Update everything

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This commit is contained in:
Sergey Lapin
2025-01-31 09:33:19 +03:00
parent c8f4ff5a4e
commit e5f22d47ab
62 changed files with 7585 additions and 1712 deletions
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521
src/modules/imgmapper/voxel_generator_imgmapper.cpp
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@@ -1,3 +1,8 @@
#undef NDEBUG
#include <cassert>
#include <core/io/resource_loader.h>
#include <core/os/file_access.h>
#include <core/io/compression.h>
#include "voxel_generator_imgmapper.h"
#include <modules/voxel/util/fixed_array.h>
#include "modules/voxel/util/span.h"
@@ -45,6 +50,7 @@ namespace
} // namespace
#if 0
std::map<int, struct EditBrush *> EditBrushList::brushes;
std::map<int, String> EditBrushList::brush_names;
struct Brush0 : EditBrush
@@ -267,18 +273,21 @@ T *RegBrush(Args &&...args)
EditBrushList::register_brush(&data);
return &data;
}
#endif
VoxelGeneratorImgMapper::VoxelGeneratorImgMapper()
: VoxelGeneratorHeightmap(),
world_size(10240),
grid_size(0)
{
#if 0
RegBrush<Brush0>(_image_draw);
RegBrush<Brush1>(_image_draw);
RegBrush<Brush2>(_image_draw, curve1);
RegBrush<Brush3>(_image_draw, curve1, this);
RegBrush<Brush4>(_image_draw, curve2, this);
RegBrush<Brush5>(_image_draw, this);
#endif
}
VoxelGeneratorImgMapper::~VoxelGeneratorImgMapper()
@@ -384,7 +393,7 @@ VoxelGenerator::Result VoxelGeneratorImgMapper::generate_block(VoxelBlockRequest
result = VoxelGeneratorHeightmap::generate(
out_buffer,
[this](int x, int z)
{ return get_height_linear(Vector3(x, 0, z)); },
{ return get_height_linear2(Vector3(x, 0, z)); },
input.origin_in_voxels, input.lod);
}
@@ -412,11 +421,12 @@ float VoxelGeneratorImgMapper::get_height(const Vector3 &v)
else
return get_height_repeat(**_parameters.image, v.x, v.z);
#endif
return get_height_linear(v);
return get_height_linear2(v);
}
float VoxelGeneratorImgMapper::get_height_linear(const Vector3 &v)
{
update_heightmaps(v);
int px = (int)(v.x / grid_size);
int pz = (int)(v.z / grid_size);
float mx = (float)px * grid_size;
@@ -439,11 +449,37 @@ float VoxelGeneratorImgMapper::get_height_linear(const Vector3 &v)
return result;
}
float VoxelGeneratorImgMapper::get_height_linear2(const Vector3 &v)
{
update_heightmaps(v);
int px = (int)v.x + world_size / 2;
int pz = (int)v.z + world_size / 2;
float mx = (float)px;
float mz = (float)pz;
// float Mx = mx + (float)grid_size;
// float Mz = mz + (float)grid_size;
float x_weight = 0.0f;
float z_weight = 0.0f;
// float d0x = (v.x - mx) / (float)grid_size;
// float d0z = (v.z - mz) / (float)grid_size;
// float d1x = (mx + (float)grid_size - v.x) / (float)grid_size;
// float d1z = (mz + (float)grid_size - v.z) / (float)grid_size;
float p0 = get_world_pixel(px, pz);
float p1 = get_world_pixel(px + 1, pz);
float p2 = get_world_pixel(px, pz + 1);
float p3 = get_world_pixel(px + 1, pz + 1);
float a = (1.0f - x_weight);
float b = (1.0f - z_weight);
float result = p0 * a * b + p1 * x_weight * b + p2 * z_weight * a + p3 * x_weight * z_weight;
return result;
}
float VoxelGeneratorImgMapper::get_height_full(const Vector3 &v)
{
return get_height(v) * 200.0f - 100.0f;
}
#if 0
void VoxelGeneratorImgMapper::draw_brush(const Vector3 &v, float r, float s, int id)
{
print_line("draw_brush " + (v.operator String()) + " " +
@@ -492,191 +528,335 @@ void VoxelGeneratorImgMapper::draw_brush(const Vector3 &v, float r, float s, int
float base_h = get_height_full(v);
float scale = s / 100.0f;
EditBrushList::draw_brush(v, r, s, id);
#if 0
switch (id)
}
#endif
static inline Vector2 world2img(Ref<Image> img, const Vector3 &v)
{
Vector3 pos(v.x, v.y, v.z);
Vector2 pt = Vector2(pos.x * 0.1f + img->get_width() / 2,
pos.z * 0.1f + img->get_height() / 2);
pt.x = CLAMP(pt.x, 1, img->get_width() - 1);
pt.y = CLAMP(pt.y, 1, img->get_height() - 1);
return pt;
}
uint64_t VoxelGeneratorImgMapper::heightmap_index(const Vector3 &v)
{
int heightmap_size = 1024;
int world_offset = world_size / 2;
int wx = (int)v.x + world_offset;
int wz = (int)v.z + world_offset;
uint64_t heightmap_index = ((wz / heightmap_size) << 16) + wx / heightmap_size;
return heightmap_index;
}
static Set<uint64_t> loaded_tiles;
static Set<uint64_t> dirty_tiles;
static HashMap<uint64_t, uint8_t *> tiles;
void VoxelGeneratorImgMapper::get_or_create_tile(uint64_t tile)
{
int heightmap_size = 1024;
Error err = OK;
String path = "res://terrain/" + String::hex_encode_buffer((uint8_t *)&tile, sizeof(tile)) + ".bin";
Vector<uint8_t> buffer;
if (loaded_tiles.has(tile))
return;
print_line("Loading: " + path + ": " + itos(loaded_tiles.size()));
buffer = FileAccess::get_file_as_array(path, &err);
if (err == OK)
{
case 0:
/* flat stuff */
for (i = -xs; i < xs + 1; i++)
for (j = -xs; j < xs + 1; j++)
{
float xr = Vector2(i, j).length();
if (xr < r)
{
Vector3 pos(v.x + i, v.y, v.z + j);
Vector2 pt = Vector2(pos.x * 0.1f + _image_draw->get_width() / 2,
pos.z * 0.1f + _image_draw->get_height() / 2);
pt.x = CLAMP(pt.x, 1, _image_draw->get_width() - 1);
pt.y = CLAMP(pt.y, 1, _image_draw->get_height() - 1);
_image_draw->fill_rect(Rect2(pt - Vector2(1, 1), Vector2(2, 2)), Color(c, 0, 0, 1));
}
}
break;
case 1:
/* erase stuff */
for (i = -xs; i < xs + 1; i++)
for (j = -xs; j < xs + 1; j++)
{
float xr = Vector2(i, j).length();
if (xr < r)
{
Vector3 pos(v.x + i, v.y, v.z + j);
Vector2 pt = Vector2(pos.x * 0.1f + _image_draw->get_width() / 2,
pos.z * 0.1f + _image_draw->get_height() / 2);
pt.x = CLAMP(pt.x, 1, _image_draw->get_width() - 1);
pt.y = CLAMP(pt.y, 1, _image_draw->get_height() - 1);
_image_draw->fill_rect(Rect2(pt - Vector2(1, 1), Vector2(2, 2)), Color(c, 0, 0, 0));
}
}
break;
case 2:
/* abs draw curve */
ERR_FAIL_COND(!curve1.is_valid());
for (i = -xs; i < xs + 1; i++)
for (j = -xs; j < xs + 1; j++)
{
float xr = Vector2(i, j).length();
if (xr < r)
{
float h = curve1->interpolate_baked(xr / r) * scale;
h = CLAMP(h, -100.0, 100.0f);
c = (h + 100.0f) / 200.0;
int i;
uint8_t *buffer_dst = memnew_arr(uint8_t, heightmap_size * heightmap_size);
memset(buffer_dst, 127, heightmap_size * heightmap_size);
Compression::decompress(buffer_dst, heightmap_size * heightmap_size, buffer.ptr() + 8, buffer.size() - 8, Compression::MODE_FASTLZ);
tiles[tile] = buffer_dst;
loaded_tiles.insert(tile);
}
else
{
uint8_t *buffer_dst = memnew_arr(uint8_t, heightmap_size * heightmap_size);
memset(buffer_dst, 127, heightmap_size * heightmap_size);
tiles[tile] = buffer_dst;
loaded_tiles.insert(tile);
dirty_tiles.insert(tile);
}
}
Vector3 pos(v.x + i, v.y, v.z + j);
Vector2 pt = Vector2(pos.x * 0.1f + _image_draw->get_width() / 2,
pos.z * 0.1f + _image_draw->get_height() / 2);
pt.x = CLAMP(pt.x, 1, _image_draw->get_width() - 1);
pt.y = CLAMP(pt.y, 1, _image_draw->get_height() - 1);
_image_draw->fill_rect(Rect2(pt - Vector2(1, 1), Vector2(2, 2)), Color(c, 0, 0, 1));
}
}
break;
case 3:
/* rel draw curve1 */
ERR_FAIL_COND(!curve1.is_valid());
for (i = -xs; i < xs + 1; i++)
for (j = -xs; j < xs + 1; j++)
{
float xr = Vector2(i, j).length();
if (xr < r)
{
float h = curve1->interpolate_baked(xr / r) * scale;
if (h < -2.0f || h > 2.0f)
{
h += get_height_full(v + Vector3(i, 0.0f, j));
h = CLAMP(h, -100.0, 100.0f);
c = (h + 100.0f) / 200.0;
float VoxelGeneratorImgMapper::get_world_pixel(int wx, int wy)
{
int heightmap_size = 1024;
uint64_t tile_x = (wx / heightmap_size) & 0xFFFF;
uint64_t tile_z = (wy / heightmap_size) & 0xFFFF;
uint64_t tile = tile_x | (tile_z << 16);
assert(loaded_tiles.has(tile));
if (loaded_tiles.has(tile))
{
int px = (wx % heightmap_size);
int py = (wy % heightmap_size);
assert(loaded_tiles.has(tile));
assert(tiles[tile]);
int raw_pixel = tiles[tile][px + py * heightmap_size];
float ret = (float)(raw_pixel) / 255.0f;
return ret;
}
return 0.0f;
}
Vector3 pos(v.x + i, v.y, v.z + j);
Vector2 pt = Vector2(pos.x * 0.1f + _image_draw->get_width() / 2,
pos.z * 0.1f + _image_draw->get_height() / 2);
pt.x = CLAMP(pt.x, 1, _image_draw->get_width() - 1);
pt.y = CLAMP(pt.y, 1, _image_draw->get_height() - 1);
_image_draw->fill_rect(Rect2(pt - Vector2(1, 1), Vector2(2, 2)), Color(c, 0, 0, 1));
}
}
}
break;
case 4:
/* rel draw curve2 */
ERR_FAIL_COND(!curve2.is_valid());
for (i = -xs; i < xs + 1; i++)
for (j = -xs; j < xs + 1; j++)
{
float xr = Vector2(i, j).length();
if (xr < r)
{
float h = curve2->interpolate_baked(xr / r) * scale;
if (h < -2.0f || h > 2.0f)
{
h += get_height_full(v + Vector3(i, 0.0f, j));
h = CLAMP(h, -100.0, 100.0f);
c = (h + 100.0f) / 200.0;
void VoxelGeneratorImgMapper::set_world_pixel(int wx, int wy, float color)
{
int heightmap_size = 1024;
uint64_t tile_x = (wx / heightmap_size) & 0xFFFF;
uint64_t tile_z = (wy / heightmap_size) & 0xFFFF;
uint64_t tile = tile_x | (tile_z << 16);
// print_line("world pixel: " + itos(wx) + " " + itos(wy) + String::num(color));
assert(loaded_tiles.has(tile));
assert(tiles[tile]);
if (loaded_tiles.has(tile))
{
int px = (wx % heightmap_size);
int py = (wy % heightmap_size);
int raw_pixels = (int)(color * 255.0f);
tiles[tile][px + py * heightmap_size] = raw_pixels;
dirty_tiles.insert(tile);
// print_line("dirty tile: " + String::num_uint64(tile, 16));
}
}
Vector3 pos(v.x + i, v.y, v.z + j);
Vector2 pt = Vector2(pos.x * 0.1f + _image_draw->get_width() / 2,
pos.z * 0.1f + _image_draw->get_height() / 2);
pt.x = CLAMP(pt.x, 1, _image_draw->get_width() - 1);
pt.y = CLAMP(pt.y, 1, _image_draw->get_height() - 1);
_image_draw->fill_rect(Rect2(pt - Vector2(1, 1), Vector2(2, 2)), Color(c, 0, 0, 1));
}
}
}
break;
#if 0
void VoxelGeneratorImgMapper::save_dirty_tiles()
{
Set<uint64_t>::Element *e = dirty_tiles.front();
int heightmap_size = 1024;
print_line("Save Dirty Tiles");
while (e)
{
uint64_t tile = e->get();
Vector<uint8_t> buffer;
buffer.resize(heightmap_size * heightmap_size + 8);
buffer.write[0] = (uint8_t)(heightmap_size % 256);
buffer.write[1] = (uint8_t)(heightmap_size >> 8);
buffer.write[2] = (uint8_t)(heightmap_size % 256);
buffer.write[3] = (uint8_t)(heightmap_size >> 8);
buffer.write[4] = 0;
buffer.write[5] = 0;
buffer.write[6] = 0;
buffer.write[7] = 0;
assert(loaded_tiles.has(tile));
assert(tiles[tile]);
int size = Compression::compress(buffer.ptrw() + 8, tiles[tile], heightmap_size * heightmap_size, Compression::MODE_FASTLZ);
Error err = OK;
String path = "res://terrain/" + String::hex_encode_buffer((uint8_t *)&tile, sizeof(tile)) + ".bin";
print_line("Saving: " + path + ": " + itos(loaded_tiles.size()));
FileAccess *pfd = FileAccess::open(path, FileAccess::WRITE, &err);
if (err == OK && pfd)
{
Ref<Curve> curve;
if (id == 3)
curve = curve1;
else if (id == 4)
curve = curve2;
ERR_FAIL_COND(!curve.is_valid());
Ref<Image> img;
img.instance();
img->create(xs * 2, xs * 2, false, Image::FORMAT_RGBA8);
img->fill(Color(0, 0, 0, 0));
for (i = -xs ; i < xs + 1; i++)
for (j = -xs ; j < xs + 1; j++) {
float xr = Vector2(i, j).length();
if (xr < r) {
float h = curve->interpolate_baked(xr / r);
if (h < -2.0f || h > 2.0f) {
h += get_height_full(v + Vector3(i, 0.0f, j));
h = CLAMP(h, -100.0, 100.0f);
c = (h + 100.0f) / 200.0;
pfd->store_buffer(buffer.ptr(), size + 8);
pfd->close();
}
e = e->next();
}
dirty_tiles.clear();
}
img->fill_rect(Rect2(Vector2(i + xs, j + xs), Vector2(1, 1)), Color(c, 0, 0, 1));
}
}
}
Vector3 pos(v.x, v.y, v.z);
Vector2 pt = Vector2(pos.x * 0.1f + _image_draw->get_width() / 2,
pos.z * 0.1f + _image_draw->get_height() / 2);
pt.x = CLAMP(pt.x, 1, _image_draw->get_width() - 1);
pt.y = CLAMP(pt.y, 1, _image_draw->get_height() - 1);
_image_draw->blend_rect(img,
Rect2(Vector2(), Vector2(img->get_width(), img->get_height())),
Vector2(pt.x - xs, pt.y - xs));
} break;
#endif
case 5:
void VoxelGeneratorImgMapper::draw_brush(const Vector3 &v, Ref<Curve> curve, float radius, float strength, int flags)
{
float min_x = v.x - radius;
float min_z = v.z - radius;
float max_x = v.x + radius;
float max_z = v.z + radius;
float step = grid_size;
Vector3 min_pos(min_x, v.y, min_z), max_pos(max_x, v.y, max_z);
int x, z;
update_heightmaps(v);
if (radius < 1.0f || strength <= 0.0f)
return;
if (!_image_draw.is_valid())
return;
if (!brush_canvas.is_valid())
brush_canvas = _image_draw->duplicate();
brush_canvas->blit_rect(_image_draw, Rect2(0, 0, _image_draw->get_width(), _image_draw->get_height()), Vector2());
int xpos_min = min_pos.x / grid_size + _image_draw->get_width() / 2;
int xpos_max = max_pos.x / grid_size + _image_draw->get_width() / 2;
int zpos_min = min_pos.z / grid_size + _image_draw->get_height() / 2;
int zpos_max = max_pos.z / grid_size + _image_draw->get_height() / 2;
int radius_int = Math::ceil(radius / grid_size);
int center_x = v.x / grid_size + _image_draw->get_width() / 2;
int center_z = v.z / grid_size + _image_draw->get_height() / 2;
int wx_min = world_size / 2 + (int)min_pos.x;
int wx_max = world_size / 2 + (int)max_pos.x;
int wz_min = world_size / 2 + (int)min_pos.z;
int wz_max = world_size / 2 + (int)max_pos.z;
int wx_center = world_size / 2 + (int)v.x;
int wz_center = world_size / 2 + (int)v.z;
gen.set_seed(wx_center + world_size * wz_center);
// abs + offt (1 << 0)
// abs (1 << 1)
// rnd (1 << 2)
// flatten (1 << 3)
// smooth (1 << 4)
// no increments (1 << 5)
float avg = 0.0f;
float minv = Math_INF;
float maxv = -Math_INF;
if (flags & 16)
{
float h = get_height_full(v) + 2.0f;
h = CLAMP(h, -100.0, 100.0f);
for (i = -8; i < 8 + 1; i++)
for (j = -8; j < 8 + 1; j++)
int count = 0;
for (z = wz_min; z <= wz_max; z++)
{
for (x = wx_min; x <= wx_max; x++)
{
Vector3 pos(v.x + i, v.y, v.z + j);
h = MAX(h, get_height_full(pos) + 2.0f);
float r = Vector2((x - wx_center), (z - wz_center)).length();
if (r >= radius)
continue;
float h = get_world_pixel(x, z);
if (minv > h)
minv = h;
if (maxv < h)
maxv = h;
avg += h;
count++;
}
c = (h + 100.0f) / 200.0;
for (i = -xs; i < xs + 1; i++)
for (j = -xs; j < xs + 1; j++)
}
avg /= (float)count;
}
print_line("AVG: " + String::num(avg));
for (z = wz_min; z <= wz_max; z++)
{
for (x = wx_min; x <= wx_max; x++)
{
float r = Vector2((x - wx_center), (z - wz_center)).length();
if (r >= radius)
continue;
float offset = r / radius;
float value = curve->interpolate_baked(offset) * strength;
float nvalue = value * 0.5f; // -1:1 range
float mvalue = nvalue * 0.5f + 0.5f; // 0:1 range
float nh = CLAMP((v.y + 100.0f) / 200.0f, 0.0f, 1.0f);
float h = get_world_pixel(x, z);
float new_h = h + nvalue;
float c;
if (flags & 1) // absolute with offset
new_h = nh + nvalue;
else if (flags & 2) // absolute
new_h = nvalue;
if (flags & 8)
new_h = nh;
else if (flags & 16)
{
float xr = Vector2(i, j).length();
if (xr < r)
int ox, oz;
float hu = maxv - avg;
float hb = avg - minv;
new_h = avg + (h - avg) * 0.9f;
if (z > 0 && z < world_size - 1 && x > 0 && x < world_size - 1)
{
Vector3 pos(v.x + i, v.y, v.z + j);
Vector2 pt = Vector2(pos.x * 0.1f + _image_draw->get_width() / 2,
pos.z * 0.1f + _image_draw->get_height() / 2);
pt.x = CLAMP(pt.x, 1, _image_draw->get_width() - 1);
pt.y = CLAMP(pt.y, 1, _image_draw->get_height() - 1);
_image_draw->fill_rect(Rect2(pt - Vector2(1, 1), Vector2(2, 2)), Color(c, 0, 0, 1));
float smooth_h = 0.0f;
int smooth_count = 0;
for (oz = 0; oz < 5; oz++)
for (ox = 0; ox < 5; ox++)
{
if (ox == 0 && oz == 0)
continue;
smooth_h += get_world_pixel(x + ox - 2, z + oz - 2);
smooth_count++;
}
new_h = new_h * 0.5f + smooth_h / (float)smooth_count * 0.5f;
}
}
if (flags & 4)
new_h = 0.95f * new_h + 0.05f * (gen.randf() - 0.5f);
// relative
if (flags & 32)
c = CLAMP(new_h, 0.0f, 1.0f);
else
{
if (offset > 0.9f)
c = CLAMP(h * 0.95f + new_h * 0.05f, 0.0f, 1.0f);
else
c = CLAMP(h * 0.8f + new_h * 0.2f, 0.0f, 1.0f);
}
set_world_pixel(x, z, c);
}
}
break;
default:
break;
#if 0
int wz = world_size / 2 + (int)v.z;
brush_canvas->lock();
for (z = zpos_min; z <= zpos_max; z++)
{
for (x = xpos_min; x <= xpos_max; x++)
{
float r = Vector2((x - center_x) * grid_size, (z - center_z) * grid_size).length();
if (r >= radius)
continue;
float offset = r / radius;
float value = curve->interpolate_baked(offset) * strength;
float nvalue = value * 0.5f; // -1:1 range
float nh = CLAMP((v.y + 100.0f) / 200.0f, 0.0f, 1.0f);
int xx = CLAMP(x, 0, _image_draw->get_width() - 1);
int zz = CLAMP(z, 0, _image_draw->get_height() - 1);
// height in 0-1 range where 0.5 is zero
float h = brush_canvas->get_pixel(xx, zz).r;
// print_line("h: " + String::num(h));
float new_h;
float c;
new_h = h + nvalue;
if (flags & 1) // absolute
new_h = nh + nvalue;
// relative
if (offset > 0.9f)
c = CLAMP(h * 0.95f + new_h * 0.05f, 0.0f, 1.0f);
else
c = CLAMP(h * 0.8f + new_h * 0.2f, 0.0f, 1.0f);
// print_line("c: " + String::num(c));
brush_canvas->set_pixel(xx, zz, Color(c, 0, 0, 1));
}
}
brush_canvas->unlock();
_image_draw->blit_rect(brush_canvas, Rect2(0, 0, brush_canvas->get_width(), brush_canvas->get_height()), Vector2());
#endif
save_dirty_tiles();
}
static Mutex update_heightmaps_lock;
void VoxelGeneratorImgMapper::update_heightmaps(const Vector3 &v)
{
int i;
int heightmap_size = 1024;
uint64_t pos_x = (int)v.x + (world_size / 2);
uint64_t pos_z = (int)v.z + (world_size / 2);
uint64_t tile_x = (pos_x / heightmap_size) & 0xFFFF;
uint64_t tile_z = (pos_z / heightmap_size) & 0xFFFF;
Vector<uint64_t> tiles;
tiles.resize(9);
for (i = 0; i < tiles.size(); i++)
{
int m_x = (i % 3) - 1;
int m_z = (i / 3) - 1;
tiles.write[i] = (tile_z << 16) | tile_x;
if (tile_x == 0 && m_x < 0)
continue;
if (tile_z == 0 && m_z < 0)
continue;
tiles.write[i] = ((tile_z + m_x) << 16) | (tile_x + m_z);
}
Vector3 pos = v;
pos.y = 0;
update_heightmaps_lock.lock();
if (current_position.is_equal_approx(pos))
goto out_unlock;
for (i = 0; i < tiles.size(); i++)
{
if (!loaded_tiles.has(tiles[i]))
get_or_create_tile(tiles[i]);
}
current_position = pos;
out_unlock:
update_heightmaps_lock.unlock();
}
void VoxelGeneratorImgMapper::compose()
{
Ref<Image> copy;
print_line("compose");
// print_line("compose");
ERR_FAIL_COND(!_image_bg.is_valid());
ERR_FAIL_COND(!_image_overlay.is_valid());
ERR_FAIL_COND(!_image_draw.is_valid());
@@ -723,6 +903,7 @@ void VoxelGeneratorImgMapper::save_png()
_image_overlay->save_png("res://terrain/terrain_edit.png");
}
#if 0
void VoxelGeneratorImgMapper::set_curve1(const Ref<Curve> &curve)
{
ERR_FAIL_COND(!curve.is_valid());
@@ -770,6 +951,7 @@ Ref<Curve> VoxelGeneratorImgMapper::get_curve4() const
{
return curve4;
}
#endif
void VoxelGeneratorImgMapper::set_grid_size(int value)
{
@@ -791,10 +973,12 @@ int VoxelGeneratorImgMapper::get_world_size() const
return world_size;
}
#if 0
std::map<int, String> VoxelGeneratorImgMapper::get_brush_names() const
{
return EditBrushList::get_brush_names();
}
#endif
void VoxelGeneratorImgMapper::_bind_methods()
{
@@ -807,6 +991,7 @@ void VoxelGeneratorImgMapper::_bind_methods()
ClassDB::bind_method(D_METHOD("set_image_draw", "image"), &VoxelGeneratorImgMapper::set_image_draw);
ClassDB::bind_method(D_METHOD("get_image_draw"), &VoxelGeneratorImgMapper::get_image_draw);
#if 0
ClassDB::bind_method(D_METHOD("set_curve1", "curve"), &VoxelGeneratorImgMapper::set_curve1);
ClassDB::bind_method(D_METHOD("get_curve1"), &VoxelGeneratorImgMapper::get_curve1);
ClassDB::bind_method(D_METHOD("set_curve2", "curve"), &VoxelGeneratorImgMapper::set_curve2);
@@ -815,9 +1000,9 @@ void VoxelGeneratorImgMapper::_bind_methods()
ClassDB::bind_method(D_METHOD("get_curve3"), &VoxelGeneratorImgMapper::get_curve3);
ClassDB::bind_method(D_METHOD("set_curve4", "curve"), &VoxelGeneratorImgMapper::set_curve4);
ClassDB::bind_method(D_METHOD("get_curve4"), &VoxelGeneratorImgMapper::get_curve4);
#endif
ClassDB::bind_method(D_METHOD("set_height", "v", "height"), &VoxelGeneratorImgMapper::set_height);
ClassDB::bind_method(D_METHOD("draw_brush", "v", "r", "s", "id"), &VoxelGeneratorImgMapper::draw_brush);
ClassDB::bind_method(D_METHOD("get_height", "v"), &VoxelGeneratorImgMapper::get_height);
ClassDB::bind_method(D_METHOD("get_height_full", "v"), &VoxelGeneratorImgMapper::get_height_full);
ClassDB::bind_method(D_METHOD("compose"), &VoxelGeneratorImgMapper::compose);
@@ -832,9 +1017,11 @@ void VoxelGeneratorImgMapper::_bind_methods()
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "image_bg", PROPERTY_HINT_RESOURCE_TYPE, "Image"), "set_image_bg", "get_image_bg");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "image_overlay", PROPERTY_HINT_RESOURCE_TYPE, "Image"), "set_image_overlay", "get_image_overlay");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "image_draw", PROPERTY_HINT_RESOURCE_TYPE, "Image"), "set_image_draw", "get_image_draw");
#if 0
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "curve1", PROPERTY_HINT_RESOURCE_TYPE, "Curve"), "set_curve1", "get_curve1");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "curve2", PROPERTY_HINT_RESOURCE_TYPE, "Curve"), "set_curve2", "get_curve2");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "curve3", PROPERTY_HINT_RESOURCE_TYPE, "Curve"), "set_curve3", "get_curve3");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "curve4", PROPERTY_HINT_RESOURCE_TYPE, "Curve"), "set_curve4", "get_curve4");
#endif
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "blur_enabled"), "set_blur_enabled", "is_blur_enabled");
}

20
src/modules/imgmapper/voxel_generator_imgmapper.h
View File

@@ -3,6 +3,7 @@
#undef NDEBUG
#include <cassert>
#include <map>
#include <core/math/random_number_generator.h>
#include <modules/voxel/generators/simple/voxel_generator_heightmap.h>
#include <core/image.h>
#include <scene/resources/curve.h>
@@ -21,6 +22,7 @@ struct EditBrush
}
};
#if 0
struct EditBrushList
{
static std::map<int, struct EditBrush *> brushes;
@@ -46,6 +48,7 @@ public:
return brush_names;
}
};
#endif
// Provides infinite tiling heightmap based on an image
class VoxelGeneratorImgMapper : public VoxelGeneratorHeightmap
@@ -74,14 +77,25 @@ public:
Result generate_block(VoxelBlockRequest &input) override;
void set_height(const Vector3 &v, float height);
#if 0
void draw_brush(const Vector3 &v, float r, float s, int id);
#endif
void draw_brush(const Vector3 &v, Ref<Curve> curve, float radius, float strength, int flags);
void update_heightmaps(const Vector3 &v);
uint64_t heightmap_index(const Vector3 &v);
void get_or_create_tile(uint64_t tile);
float get_world_pixel(int wx, int wy);
void set_world_pixel(int wx, int wy, float color);
void save_dirty_tiles();
float get_height(const Vector3 &v);
float get_height_linear(const Vector3 &v);
float get_height_linear2(const Vector3 &v);
float get_height_full(const Vector3 &v);
float get_height_full_linear(const Vector3 &v);
void compose();
void save_png();
#if 0
void set_curve1(const Ref<Curve> &curve);
Ref<Curve> get_curve1() const;
@@ -93,10 +107,13 @@ public:
void set_curve4(const Ref<Curve> &curve);
Ref<Curve> get_curve4() const;
#endif
void set_world_size(int value);
int get_world_size() const;
#if 0
std::map<int, String> get_brush_names() const;
#endif
private:
static void _bind_methods();
@@ -107,6 +124,9 @@ private:
Ref<Image> _image_bg;
Ref<Image> _image_overlay, _image_buildings;
Ref<Image> _image_draw;
Ref<Image> brush_canvas;
Vector3 current_position;
RandomNumberGenerator gen;
Ref<Curve> curve1, curve2, curve3, curve4;