| 0,0 → 1,109 |
|---|
| /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */ |
| |
| /* |
| * Copyright (C) 2014 Rob Clark <robclark@freedesktop.org> |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| * |
| * Authors: |
| * Rob Clark <robclark@freedesktop.org> |
| */ |
| |
| |
| #include "pipe/p_state.h" |
| #include "util/u_string.h" |
| #include "util/u_memory.h" |
| |
| #include "fd4_zsa.h" |
| #include "fd4_context.h" |
| #include "fd4_format.h" |
| |
| void * |
| fd4_zsa_state_create(struct pipe_context *pctx, |
| const struct pipe_depth_stencil_alpha_state *cso) |
| { |
| struct fd4_zsa_stateobj *so; |
| |
| so = CALLOC_STRUCT(fd4_zsa_stateobj); |
| if (!so) |
| return NULL; |
| |
| so->base = *cso; |
| |
| so->rb_depth_control |= |
| A4XX_RB_DEPTH_CONTROL_ZFUNC(cso->depth.func); /* maps 1:1 */ |
| |
| if (cso->depth.enabled) |
| so->rb_depth_control |= |
| A4XX_RB_DEPTH_CONTROL_Z_ENABLE | |
| A4XX_RB_DEPTH_CONTROL_Z_TEST_ENABLE; |
| |
| if (cso->depth.writemask) |
| so->rb_depth_control |= A4XX_RB_DEPTH_CONTROL_Z_WRITE_ENABLE; |
| |
| if (cso->stencil[0].enabled) { |
| const struct pipe_stencil_state *s = &cso->stencil[0]; |
| |
| so->rb_stencil_control |= |
| A4XX_RB_STENCIL_CONTROL_STENCIL_READ | |
| A4XX_RB_STENCIL_CONTROL_STENCIL_ENABLE | |
| A4XX_RB_STENCIL_CONTROL_FUNC(s->func) | /* maps 1:1 */ |
| A4XX_RB_STENCIL_CONTROL_FAIL(fd_stencil_op(s->fail_op)) | |
| A4XX_RB_STENCIL_CONTROL_ZPASS(fd_stencil_op(s->zpass_op)) | |
| A4XX_RB_STENCIL_CONTROL_ZFAIL(fd_stencil_op(s->zfail_op)); |
| so->rb_stencil_control2 |= |
| A4XX_RB_STENCIL_CONTROL2_STENCIL_BUFFER; |
| so->rb_stencilrefmask |= |
| 0xff000000 | /* ??? */ |
| A4XX_RB_STENCILREFMASK_STENCILWRITEMASK(s->writemask) | |
| A4XX_RB_STENCILREFMASK_STENCILMASK(s->valuemask); |
| |
| if (cso->stencil[1].enabled) { |
| const struct pipe_stencil_state *bs = &cso->stencil[1]; |
| |
| so->rb_stencil_control |= |
| A4XX_RB_STENCIL_CONTROL_STENCIL_ENABLE_BF | |
| A4XX_RB_STENCIL_CONTROL_FUNC_BF(bs->func) | /* maps 1:1 */ |
| A4XX_RB_STENCIL_CONTROL_FAIL_BF(fd_stencil_op(bs->fail_op)) | |
| A4XX_RB_STENCIL_CONTROL_ZPASS_BF(fd_stencil_op(bs->zpass_op)) | |
| A4XX_RB_STENCIL_CONTROL_ZFAIL_BF(fd_stencil_op(bs->zfail_op)); |
| so->rb_stencilrefmask_bf |= |
| 0xff000000 | /* ??? */ |
| A4XX_RB_STENCILREFMASK_BF_STENCILWRITEMASK(bs->writemask) | |
| A4XX_RB_STENCILREFMASK_BF_STENCILMASK(bs->valuemask); |
| } |
| } |
| |
| if (cso->alpha.enabled) { |
| uint32_t ref = cso->alpha.ref_value * 255.0; |
| so->gras_alpha_control = |
| A4XX_GRAS_ALPHA_CONTROL_ALPHA_TEST_ENABLE; |
| so->rb_alpha_control = |
| A4XX_RB_ALPHA_CONTROL_ALPHA_TEST | |
| A4XX_RB_ALPHA_CONTROL_ALPHA_REF(ref) | |
| A4XX_RB_ALPHA_CONTROL_ALPHA_TEST_FUNC(cso->alpha.func); |
| so->rb_depth_control |= |
| A4XX_RB_DEPTH_CONTROL_EARLY_Z_DISABLE; |
| } |
| |
| so->rb_render_control = 0x8; /* XXX */ |
| |
| return so; |
| } |