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[c][cpp] Port of mesh whitespaces stripping. See #1232.

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This commit is contained in:
badlogic 2018-12-22 14:27:32 +01:00
parent 52f9ab8984
commit 794d7acd2f
6 changed files with 36 additions and 10 deletions
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1
spine-c/spine-c/include/spine/MeshAttachment.h
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@ -51,6 +51,7 @@ struct spMeshAttachment {
int regionOriginalWidth, regionOriginalHeight; /* Unrotated, unstripped pixel size. */
float regionU, regionV, regionU2, regionV2;
int/*bool*/regionRotate;
float regionTextureWidth, regionTextureHeight;
const char* path;

2
spine-c/spine-c/src/spine/AtlasAttachmentLoader.c
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@ -74,6 +74,8 @@ spAttachment* _spAtlasAttachmentLoader_createAttachment (spAttachmentLoader* loa
attachment->regionHeight = region->height;
attachment->regionOriginalWidth = region->originalWidth;
attachment->regionOriginalHeight = region->originalHeight;
attachment->regionTextureWidth = region->page->width;
attachment->regionTextureHeight = region->page->height;
return SUPER(SUPER(attachment));
}
case SP_ATTACHMENT_BOUNDING_BOX:

28
spine-c/spine-c/src/spine/MeshAttachment.c
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@ -54,20 +54,32 @@ spMeshAttachment* spMeshAttachment_create (const char* name) {
}
void spMeshAttachment_updateUVs (spMeshAttachment* self) {
int i;
float width = self->regionU2 - self->regionU, height = self->regionV2 - self->regionV;
int i, n;
float width, height;
int verticesLength = SUPER(self)->worldVerticesLength;
FREE(self->uvs);
self->uvs = MALLOC(float, verticesLength);
float textureWidth = self->regionTextureWidth;
float textureHeight = self->regionTextureHeight;
if (self->regionRotate) {
for (i = 0; i < verticesLength; i += 2) {
self->uvs[i] = self->regionU + self->regionUVs[i + 1] * width;
self->uvs[i + 1] = self->regionV + height - self->regionUVs[i] * height;
float u = self->regionU - (self->regionOriginalHeight - self->regionOffsetY - self->regionHeight) / textureWidth;
float v = self->regionV - (self->regionOriginalWidth - self->regionOffsetX - self->regionWidth) / textureHeight;
width = self->regionOriginalHeight / textureWidth;
height = self->regionOriginalWidth / textureHeight;
for (i = 0, n = verticesLength; i < n; i += 2) {
self->uvs[i] = u + self->regionUVs[i + 1] * width;
self->uvs[i + 1] = v + height - self->regionUVs[i] * height;
}
return;
} else {
for (i = 0; i < verticesLength; i += 2) {
self->uvs[i] = self->regionU + self->regionUVs[i] * width;
self->uvs[i + 1] = self->regionV + self->regionUVs[i + 1] * height;
float u = self->regionU - self->regionOffsetX / textureWidth;
float v = self->regionV - (self->regionOriginalHeight - self->regionOffsetY - self->regionHeight) / textureHeight;
width = self->regionOriginalWidth / textureWidth;
height = self->regionOriginalHeight / textureHeight;
for (i = 0, n = verticesLength; i < n; i += 2) {
self->uvs[i] = u + self->regionUVs[i] * width;
self->uvs[i + 1] = v + self->regionUVs[i + 1] * height;
}
}
}

2
spine-cpp/spine-cpp/include/spine/MeshAttachment.h
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@ -119,7 +119,7 @@ namespace spine {
void setHeight(float inValue);
private:
float _regionOffsetX, _regionOffsetY, _regionWidth, _regionHeight, _regionOriginalWidth, _regionOriginalHeight;
float _regionOffsetX, _regionOffsetY, _regionWidth, _regionHeight, _regionOriginalWidth, _regionOriginalHeight, _regionTextureWidth, _regionTextureHeight;
MeshAttachment* _parentMesh;
Vector<float> _uvs;
Vector<float> _regionUVs;

2
spine-cpp/spine-cpp/src/spine/AtlasAttachmentLoader.cpp
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@ -94,6 +94,8 @@ MeshAttachment *AtlasAttachmentLoader::newMeshAttachment(Skin &skin, const Strin
attachment._regionHeight = (float)region.height;
attachment._regionOriginalWidth = (float)region.originalWidth;
attachment._regionOriginalHeight = (float)region.originalHeight;
attachment._regionTextureWidth = (float)region.page->width;
attachment._regionTextureHeight = (float)region.page->height;
return attachmentP;
}

11
spine-cpp/spine-cpp/src/spine/MeshAttachment.cpp
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@ -46,6 +46,8 @@ MeshAttachment::MeshAttachment(const String &name) : VertexAttachment(name), Has
_regionHeight(0),
_regionOriginalWidth(0),
_regionOriginalHeight(0),
_regionTextureWidth(0),
_regionTextureHeight(0),
_parentMesh(NULL),
_path(),
_regionU(0),
@ -63,17 +65,24 @@ MeshAttachment::MeshAttachment(const String &name) : VertexAttachment(name), Has
MeshAttachment::~MeshAttachment() {}
void MeshAttachment::updateUVs() {
float u = _regionU, v = _regionV, width = _regionU2 - _regionU, height = _regionV2 - _regionV;
if (_uvs.size() != _regionUVs.size()) {
_uvs.setSize(_regionUVs.size(), 0);
}
if (_regionRotate) {
float u = _regionU - (_regionOriginalHeight - _regionOffsetY - _regionHeight) / _regionTextureWidth;
float v = _regionV - (_regionOriginalWidth - _regionOffsetX - _regionWidth) / _regionTextureHeight;
float width = _regionOriginalHeight / _regionTextureWidth;
float height = _regionOriginalWidth / _regionTextureHeight;
for (size_t i = 0, n = _uvs.size(); i < n; i += 2) {
_uvs[i] = u + _regionUVs[i + 1] * width;
_uvs[i + 1] = v + height - _regionUVs[i] * height;
}
} else {
float u = _regionU - _regionOffsetX / _regionTextureWidth;
float v = _regionV - (_regionOriginalHeight - _regionOffsetY - _regionHeight) / _regionTextureHeight;
float width = _regionOriginalWidth / _regionTextureWidth;
float height = _regionOriginalHeight / _regionTextureHeight;
for (size_t i = 0, n = _uvs.size(); i < n; i += 2) {
_uvs[i] = u + _regionUVs[i] * width;
_uvs[i + 1] = v + _regionUVs[i + 1] * height;