single polygon on screen no normals workaround

PlanetCreator/cw 6/Debug/grk-cw6.log

@@ -1,9 +1,5 @@
 C:\Program Files\Microsoft Visual Studio\2022\Community\MSBuild\Microsoft\VC\v170\Microsoft.CppBuild.targets(531,5): warning MSB8028: Katalog pośredni (Debug\) zawiera pliki udostępnione z innego projektu (grk-cw3.vcxproj, grk-cw4.vcxproj, grk-cw5.vcxproj). Może to spowodować niepoprawne zachowanie podczas oczyszczania i ponownej kompilacji.
-  main.cpp
-C:\Program Files (x86)\Windows Kits\10\Include\10.0.22621.0\shared\minwindef.h(130,1): warning C4005: "APIENTRY": ponowna definicja makra
-D:\DANE\CppProjects\grk_cw1 (1)\PlanetCreator\PlanetCreator\dependencies\glfw-3.3.8.bin.WIN32\include\GLFW\glfw3.h(123,1): message : zobacz poprzednią definicję „APIENTRY”
-D:\DANE\CppProjects\grk_cw1 (1)\PlanetCreator\PlanetCreator\cw 6\src\ex_6_1.hpp(88,10): warning C4305: "inicjowanie": obcięcie z "double" do "float"
-D:\DANE\CppProjects\grk_cw1 (1)\PlanetCreator\PlanetCreator\cw 6\src\ex_6_1.hpp(149,13): warning C4244: "inicjowanie": konwersja z "double" do "float", możliwa utrata danych
+  Render_Utils.cpp
 Box.obj : warning LNK4075: zignorowano opcję „/EDITANDCONTINUE” z powodu określenia opcji „/INCREMENTAL:NO”
 LINK : warning LNK4098: domyślna biblioteka „MSVCRT” powoduje konflikt z innymi bibliotekami; użyj opcji /NODEFAULTLIB:biblioteka
   grk-cw6.vcxproj -> D:\DANE\CppProjects\grk_cw1 (1)\PlanetCreator\PlanetCreator\Debug\grk-cw6.exe

PlanetCreator/cw 6/models/plants/polygon.obj

@@ -0,0 +1,29 @@
+# File generated by ImageToStl.com - Free Image and 3D model conversion tools
+
+mtllib polygon_ascii.mtl
+
+o obj1
+v 0 0 0
+v 0 0.866025 -0.5
+v 0 -1.73205 -1
+v 0 -2.59808 1.5
+v 0 0 5
+v 0 2.59808 1.5
+v 0 1.73205 -1
+v 0 -0.866025 -0.5
+vn 0 0 0
+vn 0 0 0
+vn 0 0 0
+vn 0 0 0
+vn 0 0 0
+vn 0 0 0
+vn 0 0 0
+usemtl mat1
+f 1 2 3
+f 1 3 4
+f 1 4 5
+f 1 5 6
+f 1 6 7
+f 1 7 8
+# Vertices: 8, normals: 0, texture coordinates: 0, faces: 6
+

PlanetCreator/cw 6/models/plants/polygon_ascii.mtl

@@ -0,0 +1,22 @@
+# File generated by ImageToStl.com - Free Image and 3D model conversion tools
+
+newmtl mat0
+Ns 250
+Ka 1.0 1.0 1.0
+Kd 0.2549 0.17647 0.05882
+Ks 0.0 0.0 0.0
+Ke 0.0 0.0 0.0
+Ni 1.0
+d 1.0
+illum 1
+
+newmtl mat1
+Ns 250
+Ka 1.0 1.0 1.0
+Kd 0.78431 0.78431 0.78431
+Ks 0.0 0.0 0.0
+Ke 0.0 0.0 0.0
+Ni 1.0
+d 1.0
+illum 1
+

PlanetCreator/cw 6/models/plants/polygon_ascii.ply

@@ -0,0 +1,28 @@
+ply
+format ascii 1.0
+comment author 
+comment File Generated with PlantGL 3D Viewer
+element vertex 8
+property float x
+property float y
+property float z
+property uchar diffuse_red
+property uchar diffuse_green
+property uchar diffuse_blue
+element face 6
+property list uchar int vertex_indices 
+end_header
+0 0 0 65 45 15
+0 0.866025 -0.5 65 45 15
+0 -1.73205 -1 65 45 15
+0 -2.59808 1.5 65 45 15
+0 0 5 65 45 15
+0 2.59808 1.5 65 45 15
+0 1.73205 -1 65 45 15
+0 -0.866025 -0.5 65 45 15
+3 0 1 2
+3 0 2 3
+3 0 3 4
+3 0 4 5
+3 0 5 6
+3 0 6 7

PlanetCreator/cw 6/models/plants/test_polygon_1.ply

@@ -6,17 +6,19 @@ element vertex 8
 property float x
 property float y
 property float z
+property float u
+property float v 
 element face 6
 property list uchar_t int vertex_indices 
 end_header
-0 0 0
-0 0.866025 -0.5
-0 -1.73205 -1
-0 -2.59808 1.5
-0 0 5
-0 2.59808 1.5
-0 1.73205 -1
-0 -0.866025 -0.5
+0 0 0 0 0
+0 0.866025 -0.5 0 0
+0 -1.73205 -1 0 0
+0 -2.59808 1.5 0 0
+0 0 5 0 0
+0 2.59808 1.5 0 0
+0 1.73205 -1 0 0
+0 -0.866025 -0.5 0 0
 3 0 1 2
 3 0 2 3
 3 0 3 4

PlanetCreator/cw 6/models/plants/test_polygon_unchanged_1.ply

@@ -0,0 +1,25 @@
+ply
+format ascii 1.0
+comment author 
+comment File Generated with PlantGL 3D Viewer
+element vertex 8
+property float x
+property float y
+property float z
+element face 6
+property list uchar_t int vertex_indices 
+end_header
+0 0 0
+0 0.866025 -0.5
+0 -1.73205 -1
+0 -2.59808 1.5
+0 0 5
+0 2.59808 1.5
+0 1.73205 -1
+0 -0.866025 -0.5
+3 0 1 2
+3 0 2 3
+3 0 3 4
+3 0 4 5
+3 0 5 6
+3 0 6 7

PlanetCreator/cw 6/models/test_plant_1.ply

@@ -6,11 +6,11 @@ element vertex 12738
 property float x
 property float y
 property float z
-property uchar_t diffuse_red
-property uchar_t diffuse_green
-property uchar_t diffuse_blue
+property uchar diffuse_red
+property uchar diffuse_green
+property uchar diffuse_blue
 element face 18096
-property list uchar_t int vertex_indices 
+property list uchar int vertex_indices 
 end_header
 16.383 11.4279 -0.99981 60 60 15
 16.383 75.4516 730.795 60 60 15

PlanetCreator/cw 6/src/Render_Utils.cpp

@@ -10,7 +10,8 @@
 
 
 
-void Core::RenderContext::initFromAssimpMesh(aiMesh* mesh) {
+
+void Core::RenderContext::initFromAssimpMesh2(aiMesh* mesh) {
     vertexArray = 0;
     vertexBuffer = 0;
     vertexIndexBuffer = 0;
@@ -25,6 +26,7 @@ void Core::RenderContext::initFromAssimpMesh(aiMesh* mesh) {
             textureCoord.push_back(mesh->mTextureCoords[0][i].y);
         }
         else {
+            std::cout << "did else ok?" << std::endl;
             textureCoord.push_back(0.0f);
             textureCoord.push_back(0.0f);
         }
@@ -86,6 +88,83 @@ void Core::RenderContext::initFromAssimpMesh(aiMesh* mesh) {
 
 }
 
+void Core::RenderContext::initFromAssimpMesh(aiMesh* mesh) {
+    vertexArray = 0;
+    vertexBuffer = 0;
+    vertexIndexBuffer = 0;
+
+    std::vector<float> textureCoord;
+    std::vector<unsigned int> indices;
+    //tex coord must be converted to 2d vecs
+    for (unsigned int i = 0; i < mesh->mNumVertices; i++)
+    {
+        if (mesh->mTextureCoords[0] != nullptr) {
+            textureCoord.push_back(mesh->mTextureCoords[0][i].x);
+            textureCoord.push_back(mesh->mTextureCoords[0][i].y);
+        }
+        else {
+            std::cout << "did else ok?"<<std::endl;
+            textureCoord.push_back(0.0f);
+            textureCoord.push_back(0.0f);
+        }
+    }
+    if (mesh->mTextureCoords[0] == nullptr) {
+        std::cout << "no uv coords\n";
+    }
+    for (unsigned int i = 0; i < mesh->mNumFaces; i++)
+    {
+        aiFace face = mesh->mFaces[i];
+        // retrieve all indices of the face and store them in the indices vector
+        for (unsigned int j = 0; j < face.mNumIndices; j++)
+            indices.push_back(face.mIndices[j]);
+    }
+
+    unsigned int vertexDataBufferSize = sizeof(float) * mesh->mNumVertices * 3;
+    unsigned int vertexNormalBufferSize = sizeof(float) * mesh->mNumVertices * 3;
+    unsigned int vertexTexBufferSize = sizeof(float) * mesh->mNumVertices * 2;
+    unsigned int vertexTangentBufferSize = sizeof(float) * mesh->mNumVertices * 3;
+    unsigned int vertexBiTangentBufferSize = sizeof(float) * mesh->mNumVertices * 3;
+
+    unsigned int vertexElementBufferSize = sizeof(unsigned int) * indices.size();
+    size = indices.size();
+
+    glGenVertexArrays(1, &vertexArray);
+    glBindVertexArray(vertexArray);
+
+
+    glGenBuffers(1, &vertexIndexBuffer);
+    glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, vertexIndexBuffer);
+    glBufferData(GL_ELEMENT_ARRAY_BUFFER, vertexElementBufferSize, &indices[0], GL_STATIC_DRAW);
+
+    glGenBuffers(1, &vertexBuffer);
+    glBindBuffer(GL_ARRAY_BUFFER, vertexBuffer);
+    //std::cout << vertexBuffer;
+    glEnableVertexAttribArray(0);
+    glEnableVertexAttribArray(1);
+    glEnableVertexAttribArray(2);
+    glEnableVertexAttribArray(3);
+    glEnableVertexAttribArray(4);
+
+    glBufferData(GL_ARRAY_BUFFER, vertexDataBufferSize + vertexNormalBufferSize + vertexTexBufferSize + vertexTangentBufferSize + vertexBiTangentBufferSize, NULL, GL_STATIC_DRAW);
+
+    glBufferSubData(GL_ARRAY_BUFFER, 0, vertexDataBufferSize, mesh->mVertices);
+
+    // glBufferSubData(GL_ARRAY_BUFFER, vertexDataBufferSize, vertexNormalBufferSize, mesh->mNormals);
+
+    glBufferSubData(GL_ARRAY_BUFFER, vertexDataBufferSize + vertexNormalBufferSize, vertexTexBufferSize, &textureCoord[0]);
+
+    //glBufferSubData(GL_ARRAY_BUFFER, vertexDataBufferSize + vertexNormalBufferSize + vertexTexBufferSize, vertexTangentBufferSize, mesh->mTangents);
+
+    //glBufferSubData(GL_ARRAY_BUFFER, vertexDataBufferSize + vertexNormalBufferSize + vertexTexBufferSize + vertexTangentBufferSize, vertexBiTangentBufferSize, mesh->mBitangents);
+
+    glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, (void*)(0));
+    glVertexAttribPointer(1, 3, GL_FLOAT, GL_FALSE, 0, (void*)(vertexDataBufferSize));
+    glVertexAttribPointer(2, 2, GL_FLOAT, GL_FALSE, 0, (void*)(vertexNormalBufferSize + vertexDataBufferSize));
+    glVertexAttribPointer(3, 3, GL_FLOAT, GL_FALSE, 0, (void*)(vertexDataBufferSize + vertexNormalBufferSize + vertexTexBufferSize));
+    glVertexAttribPointer(4, 3, GL_FLOAT, GL_FALSE, 0, (void*)(vertexDataBufferSize + vertexNormalBufferSize + vertexTexBufferSize + vertexTangentBufferSize));
+
+}
+
 void Core::DrawVertexArray(const float * vertexArray, int numVertices, int elementSize )
 {
 	glVertexAttribPointer(0, elementSize, GL_FLOAT, false, 0, vertexArray);

PlanetCreator/cw 6/src/Render_Utils.h

@@ -20,6 +20,7 @@ namespace Core
         void initFromOBJ(obj::Model& model);
 
 		void initFromAssimpMesh(aiMesh* mesh);
+		void initFromAssimpMesh2(aiMesh* mesh);
 	};
 
 	// vertexArray - jednowymiarowa tablica zawierajaca wartosci opisujace pozycje kolejnych wierzcholkow w jednym ciagu (x1, y1, z1, w1, x2, y2, z2, w2, ...)

PlanetCreator/cw 6/src/ex_6_1.hpp

@@ -189,7 +189,8 @@ void loadModelToContext2(std::string path, Core::RenderContext& context)
 		std::cout << "ERROR::ASSIMP::" << import.GetErrorString() << std::endl;
 		return;
 	}
-	context.initFromAssimpMesh(scene->mMeshes[0]);
+
+	context.initFromAssimpMesh2(scene->mMeshes[0]);
 }
 
 void loadModelToContext(std::string path, Core::RenderContext& context)
@@ -215,9 +216,11 @@ void init(GLFWwindow* window)
 	programSun = shaderLoader.CreateProgram("shaders/shader_5_sun.vert", "shaders/shader_5_sun.frag");
 	programBiomes = shaderLoader.CreateProgram("shaders/shader_biomes.vert", "shaders/shader_biomes.frag");
 
+	loadModelToContext("./models/plants/polygon.obj", plantContext);
+
 	loadModelToContext("./models/sphere.obj", sphereContext);
 	loadModelToContext("./models/spaceship.obj", shipContext);
-	loadModelToContext2("./models/plants/test_polygon_1.ply",plantContext);
+
 	texture::earth=Core::LoadTexture("textures/earth2.png");
 	texture::clouds = Core::LoadTexture("textures/clouds.jpg");
 	texture::moon = Core::LoadTexture("textures/moon_normals.png");

PlanetCreator/cw6/models/plants/polygon.obj

@@ -0,0 +1,29 @@
+# File generated by ImageToStl.com - Free Image and 3D model conversion tools
+
+mtllib polygon_ascii.mtl
+
+o obj1
+v 0 0 0
+v 0 0.866025 -0.5
+v 0 -1.73205 -1
+v 0 -2.59808 1.5
+v 0 0 5
+v 0 2.59808 1.5
+v 0 1.73205 -1
+v 0 -0.866025 -0.5
+vn 0 0 0
+vn 0 0 0
+vn 0 0 0
+vn 0 0 0
+vn 0 0 0
+vn 0 0 0
+vn 0 0 0
+usemtl mat1
+f 1 2 3
+f 1 3 4
+f 1 4 5
+f 1 5 6
+f 1 6 7
+f 1 7 8
+# Vertices: 8, normals: 0, texture coordinates: 0, faces: 6
+

PlanetCreator/cw6/models/plants/polygon_ascii.mtl

@@ -0,0 +1,22 @@
+# File generated by ImageToStl.com - Free Image and 3D model conversion tools
+
+newmtl mat0
+Ns 250
+Ka 1.0 1.0 1.0
+Kd 0.2549 0.17647 0.05882
+Ks 0.0 0.0 0.0
+Ke 0.0 0.0 0.0
+Ni 1.0
+d 1.0
+illum 1
+
+newmtl mat1
+Ns 250
+Ka 1.0 1.0 1.0
+Kd 0.78431 0.78431 0.78431
+Ks 0.0 0.0 0.0
+Ke 0.0 0.0 0.0
+Ni 1.0
+d 1.0
+illum 1
+

PlanetCreator/cw6/models/plants/polygon_ascii.ply

@@ -0,0 +1,28 @@
+ply
+format ascii 1.0
+comment author 
+comment File Generated with PlantGL 3D Viewer
+element vertex 8
+property float x
+property float y
+property float z
+property uchar diffuse_red
+property uchar diffuse_green
+property uchar diffuse_blue
+element face 6
+property list uchar int vertex_indices 
+end_header
+0 0 0 65 45 15
+0 0.866025 -0.5 65 45 15
+0 -1.73205 -1 65 45 15
+0 -2.59808 1.5 65 45 15
+0 0 5 65 45 15
+0 2.59808 1.5 65 45 15
+0 1.73205 -1 65 45 15
+0 -0.866025 -0.5 65 45 15
+3 0 1 2
+3 0 2 3
+3 0 3 4
+3 0 4 5
+3 0 5 6
+3 0 6 7

PlanetCreator/cw6/models/plants/test_polygon_1.ply

@@ -0,0 +1,27 @@
+ply
+format ascii 1.0
+comment author 
+comment File Generated with PlantGL 3D Viewer
+element vertex 8
+property float x
+property float y
+property float z
+property float u
+property float v 
+element face 6
+property list uchar_t int vertex_indices 
+end_header
+0 0 0 0 0
+0 0.866025 -0.5 0 0
+0 -1.73205 -1 0 0
+0 -2.59808 1.5 0 0
+0 0 5 0 0
+0 2.59808 1.5 0 0
+0 1.73205 -1 0 0
+0 -0.866025 -0.5 0 0
+3 0 1 2
+3 0 2 3
+3 0 3 4
+3 0 4 5
+3 0 5 6
+3 0 6 7

PlanetCreator/cw6/models/plants/test_polygon_unchanged_1.ply

@@ -0,0 +1,25 @@
+ply
+format ascii 1.0
+comment author 
+comment File Generated with PlantGL 3D Viewer
+element vertex 8
+property float x
+property float y
+property float z
+element face 6
+property list uchar_t int vertex_indices 
+end_header
+0 0 0
+0 0.866025 -0.5
+0 -1.73205 -1
+0 -2.59808 1.5
+0 0 5
+0 2.59808 1.5
+0 1.73205 -1
+0 -0.866025 -0.5
+3 0 1 2
+3 0 2 3
+3 0 3 4
+3 0 4 5
+3 0 5 6
+3 0 6 7

PlanetCreator/cw6/models/spaceship.obj

@@ -0,0 +1,315 @@
+# Blender v2.90.0 OBJ File: 'spaceship.blend'
+# www.blender.org
+mtllib spaceship.mtl
+o spaceship
+v -0.466043 -0.046099 0.061004
+v -0.496632 -0.038727 -0.744142
+v -0.284772 -0.093266 -0.411636
+v -0.169612 -0.147446 -0.381196
+v -0.169612 -0.147446 0.061004
+v -0.091309 -0.100093 0.472421
+v -0.182617 -0.069341 0.472421
+v -0.182617 -0.001722 0.472421
+v -0.466043 0.045632 0.061004
+v -0.647568 0.071442 -0.238048
+v -0.169612 0.164038 0.061004
+v -0.284772 0.045632 -0.411636
+v -0.169612 0.116537 -0.381196
+v -0.053437 -0.049075 0.720448
+v -0.053437 -0.102143 0.720448
+v -0.040834 -0.049075 0.734564
+v -0.040834 -0.102143 0.734564
+v 0.000000 -0.049075 0.744142
+v 0.000000 -0.118734 0.744142
+v 0.040834 -0.049075 0.734564
+v 0.000000 0.045779 0.472421
+v 0.000000 -0.116684 0.472421
+v 0.091309 -0.100093 0.472421
+v 0.040834 -0.102143 0.734564
+v 0.000000 0.116537 -0.350755
+v 0.000000 0.164038 0.061004
+v 0.169612 -0.147446 -0.381196
+v 0.000000 -0.164038 -0.350755
+v 0.169612 0.164038 0.061004
+v 0.169612 0.116537 -0.381196
+v 0.000000 -0.164038 0.061004
+v 0.169612 -0.147446 0.061004
+v -0.647568 -0.038727 -0.238048
+v -0.496632 0.071442 -0.744142
+v -0.091309 0.045779 0.472421
+v 0.466043 -0.046099 0.061004
+v 0.647568 0.071442 -0.238048
+v 0.466043 0.045632 0.061004
+v 0.496632 -0.038727 -0.744142
+v 0.647568 -0.038727 -0.238048
+v 0.284772 -0.093266 -0.411636
+v 0.182617 -0.001722 0.472421
+v 0.182617 -0.069341 0.472421
+v 0.284772 0.045632 -0.411636
+v 0.053437 -0.049075 0.720448
+v 0.053437 -0.102143 0.720448
+v 0.496632 0.071442 -0.744142
+v 0.091309 0.045779 0.472421
+vt 0.542758 0.543965
+vt 0.356004 0.244407
+vt 0.504680 0.319696
+vt 0.553316 0.302407
+vt 0.649859 0.471001
+vt 0.766053 0.611338
+vt 0.733075 0.633795
+vt 0.942531 0.273938
+vt 0.916601 0.470616
+vt 0.908930 0.272020
+vt 0.906245 0.133229
+vt 0.060793 0.659810
+vt 0.095301 0.442790
+vt 0.182444 0.620892
+vt 0.912119 0.905444
+vt 0.989612 0.943366
+vt 0.900946 0.955153
+vt 0.229586 0.822972
+vt 0.045790 0.812939
+vt 0.871970 0.876051
+vt 0.270733 0.797357
+vt 0.928563 0.581569
+vt 0.948002 0.582679
+vt 0.928200 0.588981
+vt 0.833604 0.696984
+vt 0.841128 0.699424
+vt 0.941370 0.472030
+vt 0.927606 0.601110
+vt 0.953122 0.602566
+vt 0.116239 0.298971
+vt 0.134935 0.296266
+vt 0.170287 0.416872
+vt 0.947639 0.590091
+vt 0.858040 0.692927
+vt 0.798664 0.589407
+vt 1.000000 0.000000
+vt 0.975078 0.013585
+vt 0.974484 0.001457
+vt 0.830416 0.568707
+vt 0.869911 0.680359
+vt 0.785184 0.955792
+vt 0.850736 0.970525
+vt 0.334379 0.757520
+vt 0.252163 0.593452
+vt 0.740866 0.846584
+vt 0.807753 0.855379
+vt 0.321881 0.566013
+vt 0.410170 0.742478
+vt 0.620171 0.273802
+vt 0.672876 0.223217
+vt 0.710068 0.430790
+vt 0.769418 0.391811
+vt 0.946599 0.135534
+vt 0.413299 0.472597
+vt 0.208789 0.994633
+vt 0.953122 0.002304
+vt 0.980750 0.982793
+vt 0.912767 0.000000
+vt 0.101366 0.309478
+vt 0.132755 0.431644
+vt 0.099001 0.317265
+vt 0.989409 0.328628
+vt 0.953122 0.469337
+vt 0.955808 0.330547
+vt 0.871271 0.326374
+vt 0.706080 0.012535
+vt 0.869769 0.170254
+vt 0.705415 0.186739
+vt 0.963479 0.131951
+vt 0.988248 0.130536
+vt 0.443922 0.509019
+vt 0.463695 0.730833
+vt 0.578150 0.603414
+vt 0.692001 0.855970
+vt 0.680828 0.905679
+vt 0.605734 0.857085
+vt 0.719632 0.941058
+vt 0.975441 0.020998
+vt 0.994879 0.019888
+vt 0.142931 0.299975
+vt 0.245429 0.383703
+vt 0.994516 0.012475
+vt 0.871271 0.672035
+vt 0.861802 0.548533
+vt 0.993477 0.467033
+vt 1.000000 0.600262
+vt 0.959645 0.602566
+vt 0.617066 0.833945
+vt 0.596872 0.896513
+vt 0.207819 0.402100
+vn -0.2502 -0.9682 0.0006
+vn -0.3235 -0.9462 -0.0000
+vn -0.3158 -0.9343 0.1651
+vn -0.3186 -0.9329 0.1677
+vn -0.3148 -0.9349 0.1641
+vn -0.8235 0.0000 0.5673
+vn -0.8548 0.0000 0.5189
+vn -0.3487 0.8731 0.3407
+vn 0.8434 0.0000 -0.5374
+vn -0.4103 -0.9095 -0.0666
+vn 0.0862 0.9958 0.0321
+vn 0.0832 0.9962 0.0257
+vn 0.0868 0.9957 0.0333
+vn 0.2556 0.0000 -0.9668
+vn -0.5043 0.8586 -0.0922
+vn -0.8869 0.0000 0.4619
+vn -0.7459 0.0000 0.6660
+vn 0.0112 -0.9999 -0.0100
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