Icosohedron scaling from worldgen

src/main.c

@@ -79,7 +79,7 @@ int main()
     
     vec3s planetPos = {0.0f, 0.0f, 0.0f};
     worldMesh* mesh = generateWorld(planetPos);
-    setVertexBufferData(mesh.vertices, mesh.triangles, mesh.triangleArrayCount);
+    setVertexBufferData(mesh->vertices, mesh->triangles, mesh->triangleArrayCount);
 
     GLuint vertexbuffer;
     glGenBuffers(1, &vertexbuffer);
@@ -90,42 +90,10 @@ int main()
 
     printf("Entering main loop\n");
 
-    float theta = 0.0f;
-    float radius = 5.0f;
-
     do
     {
         glClear( GL_COLOR_BUFFER_BIT );
 
-        if( glfwGetKey(window, GLFW_KEY_W) == GLFW_PRESS )
-        {
-            radius -= 0.05f;
-        }
-        if( glfwGetKey(window, GLFW_KEY_S) == GLFW_PRESS )
-        {
-            radius += 0.05f;
-        }
-        if( glfwGetKey(window, GLFW_KEY_D) == GLFW_PRESS )
-        {
-            theta += 0.05f;
-        }
-        if( glfwGetKey(window, GLFW_KEY_A) == GLFW_PRESS )
-        {
-            theta -= 0.05f;
-        }
-        if( glfwGetKey(window, GLFW_KEY_SPACE) == GLFW_PRESS )
-        {
-            // eye.y += 0.05f;
-        }
-        if( glfwGetKey(window, GLFW_KEY_LEFT_SHIFT) == GLFW_PRESS )
-        {
-            // eye.y -= 0.05f;
-        }
-
-        // center = glms_vec3_add(eye, direction);
-        eye.x = radius * sinf(theta);
-        eye.z = radius * cosf(theta);
-
         mat4s view = glms_lookat(eye, center, up);
         mat4s model = glms_mat4_identity();
         mat4s mvp = glms_mat4_mul(glms_mat4_mul(projection, view), model);
@@ -230,8 +198,10 @@ GLuint loadShaders(const char* vertexShaderPath, const char* fragmentShaderPath)
 
 void setVertexBufferData(GLfloat* vertices, unsigned int* triangles, unsigned int triangleCount)
 {
-    printf("Loading %d triangles into buffer\n", triangleCount);
     for( int i = 0; i < triangleCount; ++i )
     {
+        vertexBufferData[i*3] = vertices[triangles[i]*3];
+        vertexBufferData[i*3 + 1] = vertices[triangles[i]*3 + 1];
+        vertexBufferData[i*3 + 2] = vertices[triangles[i]*3 + 2];
     }
 }

src/worldgen.c

@@ -13,7 +13,7 @@ worldMesh* generateWorld(vec3s position)
 {
     // placeholder struct for world mesh
     worldMesh* mesh = (worldMesh*) malloc(sizeof(worldMesh));
-
+    populateIcosphere(mesh, ORDER, 1.0f);
     return mesh;
 }
 
@@ -58,8 +58,7 @@ void normalizeVertices(GLfloat* vertices, unsigned int vertexArrayCount, GLfloat
             vertex.y = vertices[i + 1];
             vertex.z = vertices[i + 2];
             
-            glms_vec3_normalize(vertex);
-            glms_vec3_scale(vertex, radius);
+            vertex = glms_vec3_scale_as(vertex, radius);
 
             vertices[i] = vertex.x;
             vertices[i + 1] = vertex.y;

src/worldgen.h

@@ -17,5 +17,5 @@ typedef struct worldMesh
  * @return          the world mesh as a heap-allocated list of vertices.
  */
 worldMesh* generateWorld(vec3s pos);
-void populateIcosphere(worldMesh* mesh, unsigned char order, GLfoat radius);
+void populateIcosphere(worldMesh* mesh, unsigned char order, GLfloat radius);
 void normalizeVertices(GLfloat* vertices, unsigned int vertexArrayCount, GLfloat radius);

todo.md

@@ -5,6 +5,7 @@
     - [x] Render a cube
     - [x] Render icosahedron
     - [ ] Vertices to triangle mesh
+    - [ ] Diffuse shader
     - [ ] Subdivide icosahedron
 2. Procedural worlds
     - [ ] Morph vertices of the subdivided icosphere
@@ -41,8 +42,16 @@
     - Game starts on an Earth-like planet
         - Make basic tool with sticks rope and stone fragments
             - Stone fragments from smashing stones on rock
+        - Crash Landed ship, rebuild it as part of the tutorial
+    - Build warp drive to unlock multiplayer
+        - Warp to beacon or something
+            - Invite only/whitelist beacons?
+            - Public beacons
+
 
 4. Documentation
 - Error Codes!
 - In-Game Wiki-System
+    - Build wiki with some kind of knowledge tree
+