diff options
Diffstat (limited to 'src/mesa/vbo/vbo_minmax_index.c')
| -rw-r--r-- | src/mesa/vbo/vbo_minmax_index.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/mesa/vbo/vbo_minmax_index.c b/src/mesa/vbo/vbo_minmax_index.c index 0f75a87f3f3..36c573cac0e 100644 --- a/src/mesa/vbo/vbo_minmax_index.c +++ b/src/mesa/vbo/vbo_minmax_index.c @@ -244,6 +244,7 @@ vbo_get_minmax_index(struct gl_context *ctx, const int index_size = vbo_sizeof_ib_type(ib->type); const char *indices; GLuint i; + GLintptr offset = 0; indices = (char *) ib->ptr + prim->start * index_size; if (_mesa_is_bufferobj(ib->obj)) { @@ -253,7 +254,8 @@ vbo_get_minmax_index(struct gl_context *ctx, min_index, max_index)) return; - indices = ctx->Driver.MapBufferRange(ctx, (GLintptr) indices, size, + offset = (GLintptr) indices; + indices = ctx->Driver.MapBufferRange(ctx, offset, size, GL_MAP_READ_BIT, ib->obj, MAP_INTERNAL); } @@ -336,8 +338,8 @@ vbo_get_minmax_index(struct gl_context *ctx, } if (_mesa_is_bufferobj(ib->obj)) { - vbo_minmax_cache_store(ctx, ib->obj, ib->type, prim->start, count, - *min_index, *max_index); + vbo_minmax_cache_store(ctx, ib->obj, ib->type, offset, + count, *min_index, *max_index); ctx->Driver.UnmapBuffer(ctx, ib->obj, MAP_INTERNAL); } } |