wanp/townengine
2
1
Fork 0
Code Issues 6 Pull Requests Packages Projects Releases Wiki Activity

fix circle rendering over new impl

Browse Source
This commit is contained in:
veclav talica
2024-10-19 19:16:18 +03:00
parent 399b199266
commit a7b09b9f39
4 changed files with 24 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
src/rendering/twn_gl_any_rendering.c
View File

@ -65,9 +65,9 @@ VertexBuffer get_circle_element_buffer(void) {
if (buffer == 0) {
buffer = create_vertex_buffer();
VertexBufferBuilder builder = build_vertex_buffer(buffer, sizeof (GLshort) * (CIRCLE_VERTICES_MAX - 1) * 3);
VertexBufferBuilder builder = build_vertex_buffer(buffer, sizeof (GLshort) * (CIRCLE_VERTICES_MAX - 2) * 3);
for (size_t i = 1; i < CIRCLE_VERTICES_MAX; ++i) {
for (size_t i = 1; i < CIRCLE_VERTICES_MAX - 1; ++i) {
/* first one is center point index, always zero */
GLshort indices[3];
@ -76,10 +76,7 @@ VertexBuffer get_circle_element_buffer(void) {
/* generated point index */
indices[1] = (GLshort)i;
size_t index = (i + 1) % (CIRCLE_VERTICES_MAX - 1);
if (index == 0) /* don't use center for outer ring */
index = (CIRCLE_VERTICES_MAX - 1);
indices[2] = (GLshort)index;
indices[2] = (GLshort)i + 1;
push_to_vertex_buffer_builder(&builder, indices, sizeof indices);
}