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Added scaled uv calculation to voxel surface. Think of terrarins, when the texture is bigger than one quad.

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This commit is contained in:
Relintai 2020-01-14 22:26:40 +01:00
parent 4a8ed25544
commit 2b9f28e573
2 changed files with 20 additions and 1 deletions
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18
library/voxel_surface.cpp
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@ -49,6 +49,23 @@ Vector2 VoxelSurface::transform_uv(const VoxelSurfaceSides p_side, const Vector2
return uv;
}
Vector2 VoxelSurface::transform_uv_scaled(const VoxelSurfaceSides p_side, const Vector2 p_uv, int p_current_x, int p_current_y, int p_max) const {
Vector2 uv = p_uv;
Rect2 r = _rects[p_side];
float sizex = r.size.x / static_cast<float>(p_max);
float sizey = r.size.x / static_cast<float>(p_max);
uv.x *= sizex;
uv.y *= sizey;
uv.x += r.position.x + sizex * p_current_x;
uv.y += r.position.y + sizey * p_current_y;
return uv;
}
void VoxelSurface::refresh_rects() {
}
@ -81,6 +98,7 @@ void VoxelSurface::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_rect", "side", "rect"), &VoxelSurface::set_rect);
ClassDB::bind_method(D_METHOD("transform_uv", "side", "uv"), &VoxelSurface::transform_uv);
ClassDB::bind_method(D_METHOD("transform_uv_scaled", "side", "uv", "p_current_x", "p_current_y", "max"), &VoxelSurface::transform_uv_scaled);
ClassDB::bind_method(D_METHOD("refresh_rects"), &VoxelSurface::refresh_rects);

3
library/voxel_surface.h
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@ -59,7 +59,8 @@ public:
Ref<VoxelmanLibrary> get_library() const;
void set_library(Ref<VoxelmanLibrary> library);
Vector2 transform_uv(const VoxelSurfaceSides side, const Vector2 uv) const;
Vector2 transform_uv(const VoxelSurfaceSides p_side, const Vector2 p_uv) const;
Vector2 transform_uv_scaled(const VoxelSurfaceSides p_side, const Vector2 p_uv, int p_current_x, int p_current_y, int p_max) const;
virtual void refresh_rects();