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#include "pipe/p_state.h"
#include "pipe/p_defines.h"
#include "util/u_inlines.h"
#include "util/u_framebuffer.h"
#include "draw/draw_context.h"
#include "tgsi/tgsi_parse.h"
#include "nvfx_context.h"
#include "nvfx_state.h"
#include "nvfx_tex.h"
static void *
nvfx_blend_state_create(struct pipe_context *pipe,
const struct pipe_blend_state *cso)
{
struct nvfx_context *nvfx = nvfx_context(pipe);
struct nvfx_blend_state *bso = CALLOC(1, sizeof(*bso));
struct nouveau_statebuf_builder sb = sb_init(bso->sb);
if (cso->rt[0].blend_enable) {
sb_method(sb, NV34TCL_BLEND_FUNC_ENABLE, 3);
sb_data(sb, 1);
sb_data(sb, (nvgl_blend_func(cso->rt[0].alpha_src_factor) << 16) |
nvgl_blend_func(cso->rt[0].rgb_src_factor));
sb_data(sb, nvgl_blend_func(cso->rt[0].alpha_dst_factor) << 16 |
nvgl_blend_func(cso->rt[0].rgb_dst_factor));
if(nvfx->screen->base.device->chipset < 0x40) {
sb_method(sb, NV34TCL_BLEND_EQUATION, 1);
sb_data(sb, nvgl_blend_eqn(cso->rt[0].rgb_func));
} else {
sb_method(sb, NV40TCL_BLEND_EQUATION, 1);
sb_data(sb, nvgl_blend_eqn(cso->rt[0].alpha_func) << 16 |
nvgl_blend_eqn(cso->rt[0].rgb_func));
}
} else {
sb_method(sb, NV34TCL_BLEND_FUNC_ENABLE, 1);
sb_data(sb, 0);
}
sb_method(sb, NV34TCL_COLOR_MASK, 1);
sb_data(sb, (((cso->rt[0].colormask & PIPE_MASK_A) ? (0x01 << 24) : 0) |
((cso->rt[0].colormask & PIPE_MASK_R) ? (0x01 << 16) : 0) |
((cso->rt[0].colormask & PIPE_MASK_G) ? (0x01 << 8) : 0) |
((cso->rt[0].colormask & PIPE_MASK_B) ? (0x01 << 0) : 0)));
/* TODO: add NV40 MRT color mask */
if (cso->logicop_enable) {
sb_method(sb, NV34TCL_COLOR_LOGIC_OP_ENABLE, 2);
sb_data(sb, 1);
sb_data(sb, nvgl_logicop_func(cso->logicop_func));
} else {
sb_method(sb, NV34TCL_COLOR_LOGIC_OP_ENABLE, 1);
sb_data(sb, 0);
}
sb_method(sb, NV34TCL_DITHER_ENABLE, 1);
sb_data(sb, cso->dither ? 1 : 0);
bso->sb_len = sb_len(sb, bso->sb);
bso->pipe = *cso;
return (void *)bso;
}
static void
nvfx_blend_state_bind(struct pipe_context *pipe, void *hwcso)
{
struct nvfx_context *nvfx = nvfx_context(pipe);
nvfx->blend = hwcso;
nvfx->dirty |= NVFX_NEW_BLEND;
}
static void
nvfx_blend_state_delete(struct pipe_context *pipe, void *hwcso)
{
struct nvfx_blend_state *bso = hwcso;
FREE(bso);
}
static void *
nvfx_rasterizer_state_create(struct pipe_context *pipe,
const struct pipe_rasterizer_state *cso)
{
struct nvfx_rasterizer_state *rsso = CALLOC(1, sizeof(*rsso));
struct nouveau_statebuf_builder sb = sb_init(rsso->sb);
/*XXX: ignored:
* point_smooth -nohw
* multisample
* sprite_coord_origin
*/
sb_method(sb, NV34TCL_SHADE_MODEL, 1);
sb_data(sb, cso->flatshade ? NV34TCL_SHADE_MODEL_FLAT :
NV34TCL_SHADE_MODEL_SMOOTH);
sb_method(sb, NV34TCL_VERTEX_TWO_SIDE_ENABLE, 1);
sb_data(sb, cso->light_twoside);
sb_method(sb, NV34TCL_LINE_WIDTH, 2);
sb_data(sb, (unsigned char)(cso->line_width * 8.0) & 0xff);
sb_data(sb, cso->line_smooth ? 1 : 0);
sb_method(sb, NV34TCL_LINE_STIPPLE_ENABLE, 2);
sb_data(sb, cso->line_stipple_enable ? 1 : 0);
sb_data(sb, (cso->line_stipple_pattern << 16) |
cso->line_stipple_factor);
sb_method(sb, NV34TCL_POINT_SIZE, 1);
sb_data(sb, fui(cso->point_size));
sb_method(sb, NV34TCL_POLYGON_MODE_FRONT, 6);
sb_data(sb, nvgl_polygon_mode(cso->fill_front));
sb_data(sb, nvgl_polygon_mode(cso->fill_back));
switch (cso->cull_face) {
case PIPE_FACE_FRONT:
sb_data(sb, NV34TCL_CULL_FACE_FRONT);
break;
case PIPE_FACE_BACK:
sb_data(sb, NV34TCL_CULL_FACE_BACK);
break;
case PIPE_FACE_FRONT_AND_BACK:
sb_data(sb, NV34TCL_CULL_FACE_FRONT_AND_BACK);
break;
default:
sb_data(sb, NV34TCL_CULL_FACE_BACK);
break;
}
if (cso->front_ccw) {
sb_data(sb, NV34TCL_FRONT_FACE_CCW);
} else {
sb_data(sb, NV34TCL_FRONT_FACE_CW);
}
sb_data(sb, cso->poly_smooth ? 1 : 0);
sb_data(sb, (cso->cull_face != PIPE_FACE_NONE) ? 1 : 0);
sb_method(sb, NV34TCL_POLYGON_STIPPLE_ENABLE, 1);
sb_data(sb, cso->poly_stipple_enable ? 1 : 0);
sb_method(sb, NV34TCL_POLYGON_OFFSET_POINT_ENABLE, 3);
sb_data(sb, cso->offset_point);
sb_data(sb, cso->offset_line);
sb_data(sb, cso->offset_tri);
if (cso->offset_point || cso->offset_line || cso->offset_tri) {
sb_method(sb, NV34TCL_POLYGON_OFFSET_FACTOR, 2);
sb_data(sb, fui(cso->offset_scale));
sb_data(sb, fui(cso->offset_units * 2));
}
sb_method(sb, NV34TCL_FLATSHADE_FIRST, 1);
sb_data(sb, cso->flatshade_first);
rsso->pipe = *cso;
rsso->sb_len = sb_len(sb, rsso->sb);
return (void *)rsso;
}
static void
nvfx_rasterizer_state_bind(struct pipe_context *pipe, void *hwcso)
{
struct nvfx_context *nvfx = nvfx_context(pipe);
if(nvfx->rasterizer && hwcso)
{
if(!nvfx->rasterizer || ((struct nvfx_rasterizer_state*)hwcso)->pipe.scissor
!= nvfx->rasterizer->pipe.scissor)
{
nvfx->dirty |= NVFX_NEW_SCISSOR;
nvfx->draw_dirty |= NVFX_NEW_SCISSOR;
}
if(((struct nvfx_rasterizer_state*)hwcso)->pipe.point_quad_rasterization != nvfx->rasterizer->pipe.point_quad_rasterization
|| ((struct nvfx_rasterizer_state*)hwcso)->pipe.sprite_coord_enable != nvfx->rasterizer->pipe.sprite_coord_enable)
{
nvfx->dirty |= NVFX_NEW_SPRITE;
}
}
nvfx->rasterizer = hwcso;
nvfx->dirty |= NVFX_NEW_RAST;
nvfx->draw_dirty |= NVFX_NEW_RAST;
}
static void
nvfx_rasterizer_state_delete(struct pipe_context *pipe, void *hwcso)
{
struct nvfx_rasterizer_state *rsso = hwcso;
FREE(rsso);
}
static void *
nvfx_depth_stencil_alpha_state_create(struct pipe_context *pipe,
const struct pipe_depth_stencil_alpha_state *cso)
{
struct nvfx_zsa_state *zsaso = CALLOC(1, sizeof(*zsaso));
struct nouveau_statebuf_builder sb = sb_init(zsaso->sb);
sb_method(sb, NV34TCL_DEPTH_FUNC, 1);
sb_data (sb, nvgl_comparison_op(cso->depth.func));
sb_method(sb, NV34TCL_ALPHA_FUNC_ENABLE, 3);
sb_data (sb, cso->alpha.enabled ? 1 : 0);
sb_data (sb, nvgl_comparison_op(cso->alpha.func));
sb_data (sb, float_to_ubyte(cso->alpha.ref_value));
if (cso->stencil[0].enabled) {
sb_method(sb, NV34TCL_STENCIL_FRONT_ENABLE, 3);
sb_data (sb, cso->stencil[0].enabled ? 1 : 0);
sb_data (sb, cso->stencil[0].writemask);
sb_data (sb, nvgl_comparison_op(cso->stencil[0].func));
sb_method(sb, NV34TCL_STENCIL_FRONT_FUNC_MASK, 4);
sb_data (sb, cso->stencil[0].valuemask);
sb_data (sb, nvgl_stencil_op(cso->stencil[0].fail_op));
sb_data (sb, nvgl_stencil_op(cso->stencil[0].zfail_op));
sb_data (sb, nvgl_stencil_op(cso->stencil[0].zpass_op));
} else {
sb_method(sb, NV34TCL_STENCIL_FRONT_ENABLE, 1);
sb_data (sb, 0);
}
if (cso->stencil[1].enabled) {
sb_method(sb, NV34TCL_STENCIL_BACK_ENABLE, 3);
sb_data (sb, cso->stencil[1].enabled ? 1 : 0);
sb_data (sb, cso->stencil[1].writemask);
sb_data (sb, nvgl_comparison_op(cso->stencil[1].func));
sb_method(sb, NV34TCL_STENCIL_BACK_FUNC_MASK, 4);
sb_data (sb, cso->stencil[1].valuemask);
sb_data (sb, nvgl_stencil_op(cso->stencil[1].fail_op));
sb_data (sb, nvgl_stencil_op(cso->stencil[1].zfail_op));
sb_data (sb, nvgl_stencil_op(cso->stencil[1].zpass_op));
} else {
sb_method(sb, NV34TCL_STENCIL_BACK_ENABLE, 1);
sb_data (sb, 0);
}
zsaso->pipe = *cso;
zsaso->sb_len = sb_len(sb, zsaso->sb);
return (void *)zsaso;
}
static void
nvfx_depth_stencil_alpha_state_bind(struct pipe_context *pipe, void *hwcso)
{
struct nvfx_context *nvfx = nvfx_context(pipe);
nvfx->zsa = hwcso;
nvfx->dirty |= NVFX_NEW_ZSA;
}
static void
nvfx_depth_stencil_alpha_state_delete(struct pipe_context *pipe, void *hwcso)
{
struct nvfx_zsa_state *zsaso = hwcso;
FREE(zsaso);
}
static void
nvfx_set_blend_color(struct pipe_context *pipe,
const struct pipe_blend_color *bcol)
{
struct nvfx_context *nvfx = nvfx_context(pipe);
nvfx->blend_colour = *bcol;
nvfx->dirty |= NVFX_NEW_BCOL;
}
static void
nvfx_set_stencil_ref(struct pipe_context *pipe,
const struct pipe_stencil_ref *sr)
{
struct nvfx_context *nvfx = nvfx_context(pipe);
nvfx->stencil_ref = *sr;
nvfx->dirty |= NVFX_NEW_SR;
}
static void
nvfx_set_clip_state(struct pipe_context *pipe,
const struct pipe_clip_state *clip)
{
struct nvfx_context *nvfx = nvfx_context(pipe);
nvfx->clip = *clip;
nvfx->dirty |= NVFX_NEW_UCP;
nvfx->draw_dirty |= NVFX_NEW_UCP;
}
static void
nvfx_set_sample_mask(struct pipe_context *pipe,
unsigned sample_mask)
{
}
static void
nvfx_set_constant_buffer(struct pipe_context *pipe, uint shader, uint index,
struct pipe_resource *buf )
{
struct nvfx_context *nvfx = nvfx_context(pipe);
nvfx->constbuf[shader] = buf;
nvfx->constbuf_nr[shader] = buf->width0 / (4 * sizeof(float));
if (shader == PIPE_SHADER_VERTEX) {
nvfx->dirty |= NVFX_NEW_VERTCONST;
} else
if (shader == PIPE_SHADER_FRAGMENT) {
nvfx->dirty |= NVFX_NEW_FRAGCONST;
}
}
static void
nvfx_set_framebuffer_state(struct pipe_context *pipe,
const struct pipe_framebuffer_state *fb)
{
struct nvfx_context *nvfx = nvfx_context(pipe);
if(fb)
util_copy_framebuffer_state(&nvfx->framebuffer, fb);
else
util_unreference_framebuffer_state(&nvfx->framebuffer);
nvfx->dirty |= NVFX_NEW_FB;
}
static void
nvfx_set_polygon_stipple(struct pipe_context *pipe,
const struct pipe_poly_stipple *stipple)
{
struct nvfx_context *nvfx = nvfx_context(pipe);
memcpy(nvfx->stipple, stipple->stipple, 4 * 32);
nvfx->dirty |= NVFX_NEW_STIPPLE;
}
static void
nvfx_set_scissor_state(struct pipe_context *pipe,
const struct pipe_scissor_state *s)
{
struct nvfx_context *nvfx = nvfx_context(pipe);
nvfx->scissor = *s;
nvfx->dirty |= NVFX_NEW_SCISSOR;
}
static void
nvfx_set_viewport_state(struct pipe_context *pipe,
const struct pipe_viewport_state *vpt)
{
struct nvfx_context *nvfx = nvfx_context(pipe);
nvfx->viewport = *vpt;
nvfx->dirty |= NVFX_NEW_VIEWPORT;
nvfx->draw_dirty |= NVFX_NEW_VIEWPORT;
}
void
nvfx_init_state_functions(struct nvfx_context *nvfx)
{
nvfx->pipe.create_blend_state = nvfx_blend_state_create;
nvfx->pipe.bind_blend_state = nvfx_blend_state_bind;
nvfx->pipe.delete_blend_state = nvfx_blend_state_delete;
nvfx->pipe.create_rasterizer_state = nvfx_rasterizer_state_create;
nvfx->pipe.bind_rasterizer_state = nvfx_rasterizer_state_bind;
nvfx->pipe.delete_rasterizer_state = nvfx_rasterizer_state_delete;
nvfx->pipe.create_depth_stencil_alpha_state =
nvfx_depth_stencil_alpha_state_create;
nvfx->pipe.bind_depth_stencil_alpha_state =
nvfx_depth_stencil_alpha_state_bind;
nvfx->pipe.delete_depth_stencil_alpha_state =
nvfx_depth_stencil_alpha_state_delete;
nvfx->pipe.set_blend_color = nvfx_set_blend_color;
nvfx->pipe.set_stencil_ref = nvfx_set_stencil_ref;
nvfx->pipe.set_clip_state = nvfx_set_clip_state;
nvfx->pipe.set_sample_mask = nvfx_set_sample_mask;
nvfx->pipe.set_constant_buffer = nvfx_set_constant_buffer;
nvfx->pipe.set_framebuffer_state = nvfx_set_framebuffer_state;
nvfx->pipe.set_polygon_stipple = nvfx_set_polygon_stipple;
nvfx->pipe.set_scissor_state = nvfx_set_scissor_state;
nvfx->pipe.set_viewport_state = nvfx_set_viewport_state;
}
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