opengl_x11

commit e0817a497de67eac9cf6389e02e3cc2a0f22c8d4
parent e356e8fe3826e5448b282eb3f791bb2dcf70fc22
Author: bsandro <email@bsandro.tech>
Date:   Sun, 23 Nov 2025 21:49:02 +0200

sphere cleaned

Diffstat:
M
sphere.c
 | 
16
+++++++++-------

1 file changed, 9 insertions(+), 7 deletions(-)
diff --git a/sphere.c b/sphere.c
@@ -26,6 +26,10 @@ x;                                                                              
     }                                                                                         \
 }
 
+// I can push that to the local variables but want to keep the array on stack for now.
+#define STACKS 24
+#define SECTORS 24
+
 static const double current_ts() {
     struct timespec ts;
     timespec_get(&ts, TIME_UTC);
@@ -187,14 +191,12 @@ int main(int argc, char *argv[]) {
     glGenVertexArrays(1, &vao);
     glBindVertexArray(vao);
 
-#define stacks 24
-#define sectors 24
-    const float radius = 1.1f;
+    const float radius = .9f;
     // x,y,z
-    GLfloat vertices[(stacks+1)*(sectors+1)*3];
-    GLuint elements[(stacks-1)*sectors*6];
-    generateSphere(radius, stacks, sectors, vertices);
-    generateElements(stacks, sectors, elements);
+    GLfloat vertices[(STACKS+1)*(SECTORS+1)*3];
+    GLuint elements[(STACKS-1)*SECTORS*6];
+    generateSphere(radius, STACKS, SECTORS, vertices);
+    generateElements(STACKS, SECTORS, elements);
 
     printf("%4lu vertices\n%4lu elements\n", LEN(vertices), LEN(elements));