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-rw-r--r--assetFactory/asset.h4
-rw-r--r--assetFactory/assetFactory.cpp26
-rw-r--r--assetFactory/assetFactory.h4
-rw-r--r--assetFactory/assimp.cpp8
-rw-r--r--assetFactory/factoryMesh.cpp3
-rw-r--r--assetFactory/modelFactoryMesh.cpp1
-rw-r--r--assetFactory/modelFactoryMesh.h2
-rw-r--r--assetFactory/style.cpp9
8 files changed, 29 insertions, 28 deletions
diff --git a/assetFactory/asset.h b/assetFactory/asset.h
index 30f40cd..dba4974 100644
--- a/assetFactory/asset.h
+++ b/assetFactory/asset.h
@@ -4,11 +4,11 @@
#include "persistence.h"
#include <stdTypeDefs.hpp>
-class Texture;
+class TextureAtlas;
class Asset : public Persistence::Persistable, public StdTypeDefs<Asset> {
public:
- using TexturePtr = std::shared_ptr<Texture>;
+ using TexturePtr = std::shared_ptr<TextureAtlas>;
std::string id;
std::string name;
diff --git a/assetFactory/assetFactory.cpp b/assetFactory/assetFactory.cpp
index 917edfe..46b4642 100644
--- a/assetFactory/assetFactory.cpp
+++ b/assetFactory/assetFactory.cpp
@@ -80,17 +80,11 @@ AssetFactory::parseColour(std::string_view in) const
throw std::runtime_error("No such asset factory colour");
}
-AssetFactory::TextureFragmentCoords
-AssetFactory::getTextureCoords(std::string_view id) const
+GLuint
+AssetFactory::getMaterialIndex(std::string_view id) const
{
createTexutre();
- const auto & fragmentUV = textureFragmentPositions.at(id);
- return {
- fragmentUV.xy(),
- fragmentUV.zy(),
- fragmentUV.zw(),
- fragmentUV.xw(),
- };
+ return textureFragmentPositions.at(id);
}
Asset::TexturePtr
@@ -103,7 +97,7 @@ AssetFactory::getTexture() const
void
AssetFactory::createTexutre() const
{
- if (!textureFragments.empty() && (!texture || textureFragmentPositions.empty())) {
+ if (!textureFragments.empty() && !texture) {
// * layout images
std::vector<TexturePacker::Image> imageSizes;
std::transform(
@@ -112,18 +106,14 @@ AssetFactory::createTexutre() const
});
const auto [layout, outSize] = TexturePacker {imageSizes}.pack();
// * create texture
- texture = std::make_shared<Texture>(outSize.x, outSize.y, TextureOptions {.wrap = GL_CLAMP_TO_EDGE});
+ texture = std::make_shared<TextureAtlas>(outSize.x, outSize.y, layout.size());
std::transform(textureFragments.begin(), textureFragments.end(),
std::inserter(textureFragmentPositions, textureFragmentPositions.end()),
- [position = layout.begin(), size = imageSizes.begin(), outSize = glm::vec2 {outSize}](
- const auto & tf) mutable {
- const auto positionFraction = glm::vec4 {*position, *position + *size} / outSize.xyxy();
- glTexSubImage2D(GL_TEXTURE_2D, 0, static_cast<GLint>(position->x), static_cast<GLint>(position->y),
- static_cast<GLint>(size->x), static_cast<GLint>(size->y), GL_RGBA, GL_UNSIGNED_BYTE,
- tf.second->image->data.data());
+ [position = layout.begin(), size = imageSizes.begin(), this](const auto & tf) mutable {
+ const auto m = texture->add(*position, *size, tf.second->image->data.data());
position++;
size++;
- return decltype(textureFragmentPositions)::value_type {tf.first, positionFraction};
+ return decltype(textureFragmentPositions)::value_type {tf.first, m};
});
}
}
diff --git a/assetFactory/assetFactory.h b/assetFactory/assetFactory.h
index 7843d44..9e5d205 100644
--- a/assetFactory/assetFactory.h
+++ b/assetFactory/assetFactory.h
@@ -23,7 +23,7 @@ public:
AssetFactory();
[[nodiscard]] static std::shared_ptr<AssetFactory> loadXML(const std::filesystem::path &);
[[nodiscard]] ColourAlpha parseColour(std::string_view) const;
- [[nodiscard]] TextureFragmentCoords getTextureCoords(std::string_view) const;
+ [[nodiscard]] GLuint getMaterialIndex(std::string_view) const;
[[nodiscard]] Asset::TexturePtr getTexture() const;
Shapes shapes;
@@ -42,5 +42,5 @@ private:
void createTexutre() const;
mutable Asset::TexturePtr texture;
- mutable std::map<std::string_view, glm::vec4, std::less<>> textureFragmentPositions;
+ mutable std::map<std::string_view, GLuint, std::less<>> textureFragmentPositions;
};
diff --git a/assetFactory/assimp.cpp b/assetFactory/assimp.cpp
index 0c6cb86..dd82105 100644
--- a/assetFactory/assimp.cpp
+++ b/assetFactory/assimp.cpp
@@ -64,11 +64,11 @@ public:
};
const auto & m = *scene->mMaterials[amesh->mMaterialIndex];
- AssetFactory::TextureFragmentCoords tfc;
+ GLuint material {};
if (auto mf = Persistence::ParseBase::getShared<AssetFactory>("assetFactory")) {
aiString path;
m.Get(AI_MATKEY_TEXTURE_DIFFUSE(0), path);
- tfc = mf->getTextureCoords(path.C_Str());
+ material = mf->getMaterialIndex(path.C_Str());
}
for (const auto & f : AIRANGE(amesh, Faces)) {
@@ -79,8 +79,8 @@ public:
if (amesh->HasTextureCoords(0)) {
for (auto idx = f.mIndices; const auto fheh : mesh.fh_range(fh)) {
const auto ouv = !amesh->mTextureCoords[0][*idx++];
- const auto uv = glm::mix(tfc[0], tfc[2], ouv);
- mesh.set_texcoord2D(fheh, uv);
+ mesh.set_texcoord2D(fheh, ouv);
+ mesh.property(mesh.materialFaceProperty, fh) = material;
}
}
}
diff --git a/assetFactory/factoryMesh.cpp b/assetFactory/factoryMesh.cpp
index 4922936..f7bc7c8 100644
--- a/assetFactory/factoryMesh.cpp
+++ b/assetFactory/factoryMesh.cpp
@@ -18,6 +18,7 @@ FactoryMesh::createMesh() const
for (const auto & face : mesh.faces()) {
const auto & smooth = mesh.property(mesh.smoothFaceProperty, face);
const auto & colour = mesh.color(face);
+ const auto & material = mesh.property(mesh.materialFaceProperty, face);
std::vector<unsigned int> faceIndices;
for (const auto & heh : mesh.fh_range(face)) {
@@ -26,7 +27,7 @@ FactoryMesh::createMesh() const
const auto & point = mesh.point(vertex);
const auto & normal = smooth ? mesh.property(mesh.vertex_normals_pph(), vertex)
: mesh.property(mesh.face_normals_pph(), face);
- Vertex outVertex {point, textureUV, normal, colour};
+ Vertex outVertex {point, textureUV, normal, colour, material};
if (const auto existingItr = std::find(vertices.rbegin(), vertices.rend(), outVertex);
existingItr != vertices.rend()) {
faceIndices.push_back(static_cast<unsigned int>(std::distance(existingItr, vertices.rend()) - 1));
diff --git a/assetFactory/modelFactoryMesh.cpp b/assetFactory/modelFactoryMesh.cpp
index e640502..3d4b5f3 100644
--- a/assetFactory/modelFactoryMesh.cpp
+++ b/assetFactory/modelFactoryMesh.cpp
@@ -3,6 +3,7 @@
ModelFactoryMesh::ModelFactoryMesh()
{
add_property(smoothFaceProperty);
+ add_property(materialFaceProperty);
add_property(nameFaceProperty);
add_property(nameAdjFaceProperty);
}
diff --git a/assetFactory/modelFactoryMesh.h b/assetFactory/modelFactoryMesh.h
index 8ac2edd..4eac7ee 100644
--- a/assetFactory/modelFactoryMesh.h
+++ b/assetFactory/modelFactoryMesh.h
@@ -1,6 +1,7 @@
#pragma once
#include "modelFactoryMesh_fwd.h"
+#include <GL/glew.h>
#include <OpenMesh/Core/Mesh/PolyMesh_ArrayKernelT.hh>
#include <OpenMesh/Core/Mesh/Traits.hh>
#include <glm/geometric.hpp>
@@ -47,6 +48,7 @@ struct ModelFactoryMesh : public OpenMesh::PolyMesh_ArrayKernelT<ModelFactoryTra
ModelFactoryMesh();
OpenMesh::FPropHandleT<bool> smoothFaceProperty;
+ OpenMesh::FPropHandleT<GLuint> materialFaceProperty;
OpenMesh::FPropHandleT<std::string> nameFaceProperty;
OpenMesh::HPropHandleT<std::string> nameAdjFaceProperty;
diff --git a/assetFactory/style.cpp b/assetFactory/style.cpp
index 12346a6..ea67fc2 100644
--- a/assetFactory/style.cpp
+++ b/assetFactory/style.cpp
@@ -30,7 +30,14 @@ Style::applyStyle(
else {
mesh.set_color(face, {});
if (auto mf = Persistence::ParseBase::getShared<const AssetFactory>("assetFactory")) {
- auto coords = mf->getTextureCoords(texture);
+ const auto material = mf->getMaterialIndex(texture);
+ mesh.property(mesh.materialFaceProperty, face) = material;
+ static constexpr std::array<ModelFactoryTraits::TexCoord2D, 4> coords {{
+ {0.f, 0.f},
+ {1.f, 0.f},
+ {1.f, 1.f},
+ {0.f, 1.f},
+ }};
auto coord = coords.begin();
// Wild assumption that face is a quad and the texture should apply linearly
for (const auto & heh : mesh.fh_range(face)) {