diff options
Diffstat (limited to 'src/gallium/drivers/freedreno/a3xx/fd3_rasterizer.c')
| -rw-r--r-- | src/gallium/drivers/freedreno/a3xx/fd3_rasterizer.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/src/gallium/drivers/freedreno/a3xx/fd3_rasterizer.c b/src/gallium/drivers/freedreno/a3xx/fd3_rasterizer.c new file mode 100644 index 00000000000..8f6c0fe95cf --- /dev/null +++ b/src/gallium/drivers/freedreno/a3xx/fd3_rasterizer.c @@ -0,0 +1,92 @@ +/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */ + +/* + * Copyright (C) 2013 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 "fd3_rasterizer.h" +#include "fd3_context.h" +#include "fd3_util.h" + +void * +fd3_rasterizer_state_create(struct pipe_context *pctx, + const struct pipe_rasterizer_state *cso) +{ + struct fd3_rasterizer_stateobj *so; + + so = CALLOC_STRUCT(fd3_rasterizer_stateobj); + if (!so) + return NULL; + + so->base = *cso; + +/* + if (cso->line_stipple_enable) { + ??? TODO line stipple + } + TODO cso->half_pixel_center + TODO cso->point_size + TODO psize_min/psize_max +*/ + so->gras_cl_clip_cntl = A3XX_GRAS_CL_CLIP_CNTL_IJ_PERSP_CENTER; /* ??? */ + so->gras_su_point_minmax = 0xffc00010; /* ??? */ + so->gras_su_point_size = 0x00000008; /* ??? */ + so->gras_su_poly_offset_scale = + A3XX_GRAS_SU_POLY_OFFSET_SCALE_VAL(cso->offset_scale); + so->gras_su_poly_offset_offset = + A3XX_GRAS_SU_POLY_OFFSET_OFFSET(cso->offset_units); + + so->gras_su_mode_control = + A3XX_GRAS_SU_MODE_CONTROL_LINEHALFWIDTH(cso->line_width/2); + + so->pc_prim_vtx_cntl = + A3XX_PC_PRIM_VTX_CNTL_POLYMODE_FRONT_PTYPE(fd_polygon_mode(cso->fill_front)) | + A3XX_PC_PRIM_VTX_CNTL_POLYMODE_BACK_PTYPE(fd_polygon_mode(cso->fill_back)); + + if (cso->cull_face & PIPE_FACE_FRONT) + so->gras_su_mode_control |= A3XX_GRAS_SU_MODE_CONTROL_CULL_FRONT; + if (cso->cull_face & PIPE_FACE_BACK) + so->gras_su_mode_control |= A3XX_GRAS_SU_MODE_CONTROL_CULL_BACK; + if (!cso->flatshade_first) + so->pc_prim_vtx_cntl |= A3XX_PC_PRIM_VTX_CNTL_PROVOKING_VTX_LAST; +/* + if (!cso->front_ccw) + TODO + if (cso->line_stipple_enable) + TODO + if (cso->multisample) + TODO +*/ + + if (cso->offset_tri) + so->gras_su_mode_control |= A3XX_GRAS_SU_MODE_CONTROL_POLY_OFFSET; + + return so; +} |