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/*
* Copyright (C) 2009-2010 Francisco Jerez.
* All Rights Reserved.
*
* 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 COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS 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.
*
*/
#include "nouveau_driver.h"
#include "nouveau_context.h"
#include "nv20_3d.xml.h"
#include "nv20_driver.h"
#define NUM_VERTEX_ATTRS 16
static void
nv20_emit_material(struct gl_context *ctx, struct nouveau_array *a,
const void *v);
/* Vertex attribute format. */
static struct nouveau_attr_info nv20_vertex_attrs[VERT_ATTRIB_MAX] = {
[VERT_ATTRIB_POS] = {
.vbo_index = 0,
.imm_method = NV20_3D_VERTEX_POS_4F_X,
.imm_fields = 4,
},
[VERT_ATTRIB_NORMAL] = {
.vbo_index = 2,
.imm_method = NV20_3D_VERTEX_NOR_3F_X,
.imm_fields = 3,
},
[VERT_ATTRIB_COLOR0] = {
.vbo_index = 3,
.imm_method = NV20_3D_VERTEX_COL_4F,
.imm_fields = 4,
},
[VERT_ATTRIB_COLOR1] = {
.vbo_index = 4,
.imm_method = NV20_3D_VERTEX_COL2_3F,
.imm_fields = 3,
},
[VERT_ATTRIB_FOG] = {
.vbo_index = 5,
.imm_method = NV20_3D_VERTEX_FOG_1F,
.imm_fields = 1,
},
[VERT_ATTRIB_TEX0] = {
.vbo_index = 9,
.imm_method = NV20_3D_VERTEX_TX0_4F_S,
.imm_fields = 4,
},
[VERT_ATTRIB_TEX1] = {
.vbo_index = 10,
.imm_method = NV20_3D_VERTEX_TX1_4F_S,
.imm_fields = 4,
},
[VERT_ATTRIB_TEX2] = {
.vbo_index = 11,
.imm_method = NV20_3D_VERTEX_TX2_4F_S,
.imm_fields = 4,
},
[VERT_ATTRIB_TEX3] = {
.vbo_index = 12,
.imm_method = NV20_3D_VERTEX_TX3_4F_S,
.imm_fields = 4,
},
[VERT_ATTRIB_GENERIC0] = {
.emit = nv20_emit_material,
},
[VERT_ATTRIB_GENERIC1] = {
.emit = nv20_emit_material,
},
[VERT_ATTRIB_GENERIC2] = {
.emit = nv20_emit_material,
},
[VERT_ATTRIB_GENERIC3] = {
.emit = nv20_emit_material,
},
[VERT_ATTRIB_GENERIC4] = {
.emit = nv20_emit_material,
},
[VERT_ATTRIB_GENERIC5] = {
.emit = nv20_emit_material,
},
[VERT_ATTRIB_GENERIC6] = {
.emit = nv20_emit_material,
},
[VERT_ATTRIB_GENERIC7] = {
.emit = nv20_emit_material,
},
[VERT_ATTRIB_GENERIC8] = {
.emit = nv20_emit_material,
},
[VERT_ATTRIB_GENERIC9] = {
.emit = nv20_emit_material,
},
};
static int
get_hw_format(int type)
{
switch (type) {
case GL_FLOAT:
return NV20_3D_VTXBUF_FMT_TYPE_FLOAT;
case GL_UNSIGNED_SHORT:
return NV20_3D_VTXBUF_FMT_TYPE_USHORT;
case GL_UNSIGNED_BYTE:
return NV20_3D_VTXBUF_FMT_TYPE_UBYTE;
default:
assert(0);
}
}
static void
nv20_render_set_format(struct gl_context *ctx)
{
struct nouveau_render_state *render = to_render_state(ctx);
struct nouveau_pushbuf *push = context_push(ctx);
int i, attr, hw_format;
FOR_EACH_ATTR(render, i, attr) {
if (attr >= 0) {
struct nouveau_array *a = &render->attrs[attr];
hw_format = a->stride << 8 |
a->fields << 4 |
get_hw_format(a->type);
} else {
/* Unused attribute. */
hw_format = NV20_3D_VTXBUF_FMT_TYPE_FLOAT;
}
BEGIN_NV04(push, NV20_3D(VTXBUF_FMT(i)), 1);
PUSH_DATA (push, hw_format);
}
}
static void
nv20_render_bind_vertices(struct gl_context *ctx)
{
struct nouveau_render_state *render = to_render_state(ctx);
struct nouveau_pushbuf *push = context_push(ctx);
int i, attr;
FOR_EACH_BOUND_ATTR(render, i, attr) {
struct nouveau_array *a = &render->attrs[attr];
BEGIN_NV04(push, NV20_3D(VTXBUF_OFFSET(i)), 1);
PUSH_MTHD (push, NV20_3D(VTXBUF_OFFSET(i)), BUFCTX_VTX,
a->bo, a->offset, NOUVEAU_BO_LOW |
NOUVEAU_BO_OR | NOUVEAU_BO_GART |
NOUVEAU_BO_RD, 0,
NV20_3D_VTXBUF_OFFSET_DMA1);
}
}
static void
nv20_render_release_vertices(struct gl_context *ctx)
{
PUSH_RESET(context_push(ctx), BUFCTX_VTX);
}
/* Vertex array rendering defs. */
#define RENDER_LOCALS(ctx)
#define BATCH_VALIDATE() \
BEGIN_NV04(push, NV20_3D(VTXBUF_VALIDATE), 1); \
PUSH_DATA (push, 0)
#define BATCH_BEGIN(prim) \
BEGIN_NV04(push, NV20_3D(VERTEX_BEGIN_END), 1); \
PUSH_DATA (push, prim)
#define BATCH_END() \
BEGIN_NV04(push, NV20_3D(VERTEX_BEGIN_END), 1); \
PUSH_DATA (push, 0)
#define MAX_PACKET 0x400
#define MAX_OUT_L 0x100
#define BATCH_PACKET_L(n) \
BEGIN_NI04(push, NV20_3D(VTXBUF_BATCH), n)
#define BATCH_OUT_L(i, n) \
PUSH_DATA (push, ((n) - 1) << 24 | (i))
#define MAX_OUT_I16 0x2
#define BATCH_PACKET_I16(n) \
BEGIN_NI04(push, NV20_3D(VTXBUF_ELEMENT_U16), n)
#define BATCH_OUT_I16(i0, i1) \
PUSH_DATA (push, (i1) << 16 | (i0))
#define MAX_OUT_I32 0x1
#define BATCH_PACKET_I32(n) \
BEGIN_NI04(push, NV20_3D(VTXBUF_ELEMENT_U32), n)
#define BATCH_OUT_I32(i) \
PUSH_DATA (push, i)
#define IMM_PACKET(m, n) \
BEGIN_NV04(push, SUBC_3D(m), n)
#define IMM_OUT(x) \
PUSH_DATAf(push, x)
#define TAG(x) nv20_##x
#include "nouveau_render_t.c"
#include "nouveau_vbo_t.c"
#include "nouveau_swtnl_t.c"
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