From 6dd7d277773a20df1862e79e85db16e453cce6cb Mon Sep 17 00:00:00 2001
From: Martin Felis <martin@fysx.org>
Date: Thu, 29 Oct 2020 18:03:50 +0100
Subject: [PATCH] Sphere visible but still buggy...

---
 src/srender.h | 28 ++++++++++++++--------------
 1 file changed, 14 insertions(+), 14 deletions(-)

diff --git a/src/srender.h b/src/srender.h
index 301ebb5..80352d9 100644
--- a/src/srender.h
+++ b/src/srender.h
@@ -426,10 +426,10 @@ void init_debug_meshes() {
   //
   gCubeMesh.vao_id = gDebugShapesVAId;
   gCubeMesh.vb_id = gDebugShapesVBOId;
-  gCubeMesh.nvertices = 48;
+  gCubeMesh.nvertices = 24;
 
   // clang-format off
-  srvrtxdata cube_vertices[48] = {
+  srvrtxdata cube_vertices[24] = {
       // +x
       { 0.5f, -0.5f,  0.5f, 1.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 255, 0, 0, 255},
       { 0.5f, -0.5f, -0.5f, 1.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 255, 0, 0, 255},
@@ -509,8 +509,8 @@ void init_debug_meshes() {
   gUVSphereMesh.vb_id = gDebugShapesVBOId;
 
   // loosely based on http://www.songho.ca/opengl/gl_sphere.html
-  int stack_count = 4;
-  int sector_count = 4;
+  int stack_count = 14;
+  int sector_count = 14;
   gUVSphereMesh.nvertices = (stack_count + 1) * (sector_count + 1);
   gLog("UVsphere vertices: %d", gUVSphereMesh.nvertices);
 
@@ -549,9 +549,9 @@ void init_debug_meshes() {
       vertex->s = (float)j / sector_count;
       vertex->t = (float)i / stack_count;
 
-      vertex->r = 128;
-      vertex->g = 128;
-      vertex->b = 128;
+      vertex->r = 228;
+      vertex->g = 228;
+      vertex->b = 228;
       vertex->a = 255;
     }
   }
@@ -581,16 +581,16 @@ void init_debug_meshes() {
       // 2 triangles per sector excluding first and last stacks
       // k1 => k2 => k1+1
       if (i != 0) {
-        uvsphere_indices[++tri_index] = k1;
-        uvsphere_indices[++tri_index] = k2;
         uvsphere_indices[++tri_index] = k1 + 1;
+        uvsphere_indices[++tri_index] = k2;
+        uvsphere_indices[++tri_index] = k1;
       }
 
       // k1+1 => k2 => k2+1
       if (i != (stack_count - 1)) {
-        uvsphere_indices[++tri_index] = k1 + 1;
-        uvsphere_indices[++tri_index] = k2;
         uvsphere_indices[++tri_index] = k2 + 1;
+        uvsphere_indices[++tri_index] = k2;
+        uvsphere_indices[++tri_index] = k1 + 1;
       }
 
       gLog("tri_index = %d", tri_index);
@@ -612,7 +612,7 @@ void init_debug_meshes() {
 
   free(uvsphere_indices);
 
-  gUVSphereMesh.mode = GL_TRIANGLES;
+  gUVSphereMesh.mode = GL_TRIANGLE_STRIP;
   gUVSphereMesh.count = gUVSphereMesh.nindices;
 
   glBindVertexArray(0);
@@ -802,8 +802,8 @@ void srndr_render(srndr* srndr, srview* sview, srcmdbuf* scmdbuf) {
   glClearColor(0.1f, 0.1f, 0.1f, 0.1f);
   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
   glEnable(GL_DEPTH_TEST);
-  //  glEnable(GL_CULL_FACE);
-  //  glCullFace(GL_BACK);
+  glEnable(GL_CULL_FACE);
+  glCullFace(GL_BACK);
 
   glUseProgram(gDefaultShader.program_id);
   GLint view_mat_loc =