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r300g: implement pipe_rasterizer_state::clip_halfz

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Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Marek Olšák 2014-10-22 10:59:49 +02:00
parent ae879718c4
commit 8ddd2f7aee
3 changed files with 9 additions and 0 deletions
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1
src/gallium/drivers/r300/r300_context.h
View file

@ -580,6 +580,7 @@ struct r300_context {
/* Whether two-sided color selection is enabled (AKA light_twoside). */
boolean two_sided_color;
boolean flatshade;
boolean clip_halfz;
/* Whether fast color clear is enabled. */
boolean cbzb_clear;
/* Whether fragment shader needs to be validated. */

1
src/gallium/drivers/r300/r300_emit.c
View file

@ -1136,6 +1136,7 @@ void r300_emit_vs_state(struct r300_context* r300, unsigned size, void* state)
R300_PVS_NUM_CNTLRS(pvs_num_controllers) |
R300_PVS_NUM_FPUS(r300screen->caps.num_vert_fpus) |
R300_PVS_VF_MAX_VTX_NUM(12) |
(r300->clip_halfz ? R300_DX_CLIP_SPACE_DEF : 0) |
(r300screen->caps.is_r500 ? R500_TCL_STATE_OPTIMIZATION : 0));
/* Emit flow control instructions. Even if there are no fc instructions,

7
src/gallium/drivers/r300/r300_state.c
View file

@ -1390,6 +1390,7 @@ static void r300_bind_rs_state(struct pipe_context* pipe, void* state)
boolean last_two_sided_color = r300->two_sided_color;
boolean last_msaa_enable = r300->msaa_enable;
boolean last_flatshade = r300->flatshade;
boolean last_clip_halfz = r300->clip_halfz;
if (r300->draw && rs) {
draw_set_rasterizer_state(r300->draw, &rs->rs_draw, state);
@ -1401,12 +1402,14 @@ static void r300_bind_rs_state(struct pipe_context* pipe, void* state)
r300->two_sided_color = rs->rs.light_twoside;
r300->msaa_enable = rs->rs.multisample;
r300->flatshade = rs->rs.flatshade;
r300->clip_halfz = rs->rs.clip_halfz;
} else {
r300->polygon_offset_enabled = FALSE;
r300->sprite_coord_enable = 0;
r300->two_sided_color = FALSE;
r300->msaa_enable = FALSE;
r300->flatshade = FALSE;
r300->clip_halfz = FALSE;
}
UPDATE_STATE(state, r300->rs_state);
@ -1428,6 +1431,10 @@ static void r300_bind_rs_state(struct pipe_context* pipe, void* state)
r300->fs_status = FRAGMENT_SHADER_MAYBE_DIRTY;
}
}
if (last_clip_halfz != r300->clip_halfz) {
r300_mark_atom_dirty(r300, &r300->vs_state);
}
}
/* Free rasterizer state. */