From 84a1e60e48d99efdaa6d7f4648d51bf938a98f98 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Stefan=20D=C3=B6singer?= Date: Mon, 4 Nov 2013 12:38:33 +0100 Subject: [PATCH] wined3d: Check for support before calling glDrawElementsInstancedBaseVertex. --- dlls/wined3d/drawprim.c | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) diff --git a/dlls/wined3d/drawprim.c b/dlls/wined3d/drawprim.c index 3c9a7805a0b..2475644b329 100644 --- a/dlls/wined3d/drawprim.c +++ b/dlls/wined3d/drawprim.c @@ -52,9 +52,18 @@ static void drawStridedFast(const struct wined3d_gl_info *gl_info, GLenum primit { if (start_instance) FIXME("Start instance (%u) not supported.\n", start_instance); - GL_EXTCALL(glDrawElementsInstancedBaseVertex(primitive_type, count, idxtype, - (const char *)idx_data + (idx_size * start_idx), instance_count, base_vertex_index)); - checkGLcall("glDrawElementsInstancedBaseVertex"); + if (gl_info->supported[ARB_DRAW_ELEMENTS_BASE_VERTEX]) + { + GL_EXTCALL(glDrawElementsInstancedBaseVertex(primitive_type, count, idxtype, + (const char *)idx_data + (idx_size * start_idx), instance_count, base_vertex_index)); + checkGLcall("glDrawElementsInstancedBaseVertex"); + } + else + { + GL_EXTCALL(glDrawElementsInstancedARB(primitive_type, count, idxtype, + (const char *)idx_data + (idx_size * start_idx), instance_count)); + checkGLcall("glDrawElementsInstancedARB"); + } } } else if (gl_info->supported[ARB_DRAW_ELEMENTS_BASE_VERTEX])