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| author | Marek Olšák <maraeo@gmail.com> | 2011-12-09 17:00:23 +0100 |
|---|---|---|
| committer | Christoph Bumiller <e0425955@student.tuwien.ac.at> | 2011-12-15 18:50:44 +0100 |
| commit | 14bb957b996dcc5392b8fa589bd3ffa5c55cb6b4 (patch) | |
| tree | 1dce64c3156c0df8ab638050dcc62365b6fb8197 /src/mesa/state_tracker/st_cb_rasterpos.c | |
| parent | 3baaa1bbd72f67f6bc7374b2b6a16b0322006a65 (diff) | |
| download | external_mesa3d-14bb957b996dcc5392b8fa589bd3ffa5c55cb6b4.zip external_mesa3d-14bb957b996dcc5392b8fa589bd3ffa5c55cb6b4.tar.gz external_mesa3d-14bb957b996dcc5392b8fa589bd3ffa5c55cb6b4.tar.bz2 | |
mesa: implement DrawTransformFeedback from ARB_transform_feedback2
It's like DrawArrays, but the count is taken from a transform feedback
object.
This removes DrawTransformFeedback from dd_function_table and adds the same
function to GLvertexformat (with the function parameters matching GL).
The vbo_draw_func callback has a new parameter
"struct gl_transform_feedback_object *tfb_vertcount".
The rest of the code just validates states and forwards the transform
feedback object into vbo_draw_func.
Diffstat (limited to 'src/mesa/state_tracker/st_cb_rasterpos.c')
| -rw-r--r-- | src/mesa/state_tracker/st_cb_rasterpos.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mesa/state_tracker/st_cb_rasterpos.c b/src/mesa/state_tracker/st_cb_rasterpos.c index 32d465c..2c21dc9 100644 --- a/src/mesa/state_tracker/st_cb_rasterpos.c +++ b/src/mesa/state_tracker/st_cb_rasterpos.c @@ -251,7 +251,8 @@ st_RasterPos(struct gl_context *ctx, const GLfloat v[4]) rs->array[0].Ptr = (GLubyte *) v; /* draw the point */ - st_feedback_draw_vbo(ctx, rs->arrays, &rs->prim, 1, NULL, GL_TRUE, 0, 1); + st_feedback_draw_vbo(ctx, rs->arrays, &rs->prim, 1, NULL, GL_TRUE, 0, 1, + NULL); /* restore draw's rasterization stage depending on rendermode */ if (ctx->RenderMode == GL_FEEDBACK) { |