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-rw-r--r--thirdparty/xatlas/xatlas.h61
1 files changed, 39 insertions, 22 deletions
diff --git a/thirdparty/xatlas/xatlas.h b/thirdparty/xatlas/xatlas.h
index 4140429fee..dbf8ca08c7 100644
--- a/thirdparty/xatlas/xatlas.h
+++ b/thirdparty/xatlas/xatlas.h
@@ -3,15 +3,18 @@
#ifndef XATLAS_H
#define XATLAS_H
#include <float.h> // FLT_MAX
-#include <limits.h>
-#include <stdint.h>
+// -- GODOT start --
+#include <limits.h> // INT_MAX, UINT_MAX
+// -- GODOT end --
+
namespace xatlas {
typedef void (*PrintFunc)(const char *, ...);
struct Atlas;
-struct CharterOptions {
+struct CharterOptions
+{
float proxyFitMetricWeight;
float roundnessMetricWeight;
float straightnessMetricWeight;
@@ -20,7 +23,8 @@ struct CharterOptions {
float maxChartArea;
float maxBoundaryLength;
- CharterOptions() {
+ CharterOptions()
+ {
// These are the default values we use on The Witness.
proxyFitMetricWeight = 2.0f;
roundnessMetricWeight = 0.01f;
@@ -39,15 +43,18 @@ struct CharterOptions {
}
};
-struct PackMethod {
- enum Enum {
+struct PackMethod
+{
+ enum Enum
+ {
TexelArea, // texel_area determines resolution
ApproximateResolution, // guess texel_area to approximately match desired resolution
ExactResolution // run the packer multiple times to exactly match the desired resolution (slow)
};
};
-struct PackerOptions {
+struct PackerOptions
+{
PackMethod::Enum method;
// 0 - brute force
@@ -59,13 +66,14 @@ struct PackerOptions {
// Avoid brute force packing, since it can be unusably slow in some situations.
int quality;
- float texelArea; // This is not really texel area, but 1 / texel width?
+ float texelArea; // This is not really texel area, but 1 / texel width?
uint32_t resolution;
- bool blockAlign; // Align charts to 4x4 blocks.
- bool conservative; // Pack charts with extra padding.
+ bool blockAlign; // Align charts to 4x4 blocks.
+ bool conservative; // Pack charts with extra padding.
int padding;
- PackerOptions() {
+ PackerOptions()
+ {
method = PackMethod::ApproximateResolution;
quality = 1;
texelArea = 8;
@@ -76,8 +84,10 @@ struct PackerOptions {
}
};
-struct AddMeshErrorCode {
- enum Enum {
+struct AddMeshErrorCode
+{
+ enum Enum
+ {
Success,
AlreadyAddedEdge, // index0 and index1 are the edge indices
DegenerateColocalEdge, // index0 and index1 are the edge indices
@@ -90,20 +100,24 @@ struct AddMeshErrorCode {
};
};
-struct AddMeshError {
+struct AddMeshError
+{
AddMeshErrorCode::Enum code;
uint32_t face;
uint32_t index0, index1;
};
-struct IndexFormat {
- enum Enum {
+struct IndexFormat
+{
+ enum Enum
+ {
HalfFloat,
Float
};
};
-struct InputMesh {
+struct InputMesh
+{
uint32_t vertexCount;
const void *vertexPositionData;
uint32_t vertexPositionStride;
@@ -124,17 +138,20 @@ struct InputMesh {
const uint16_t *faceMaterialData;
};
-struct OutputChart {
+struct OutputChart
+{
uint32_t *indexArray;
uint32_t indexCount;
};
-struct OutputVertex {
+struct OutputVertex
+{
float uv[2];
- uint32_t xref; // Index of input vertex from which this output vertex originated.
+ uint32_t xref; // Index of input vertex from which this output vertex originated.
};
-struct OutputMesh {
+struct OutputMesh
+{
OutputChart *chartArray;
uint32_t chartCount;
uint32_t *indexArray;
@@ -152,7 +169,7 @@ void Generate(Atlas *atlas, CharterOptions charterOptions = CharterOptions(), Pa
uint32_t GetWidth(const Atlas *atlas);
uint32_t GetHeight(const Atlas *atlas);
uint32_t GetNumCharts(const Atlas *atlas);
-const OutputMesh *const *GetOutputMeshes(const Atlas *atlas);
+const OutputMesh * const *GetOutputMeshes(const Atlas *atlas);
const char *StringForEnum(AddMeshErrorCode::Enum error);
} // namespace xatlas