void
nv04_emit_tex_obj(struct gl_context *ctx, int emit)
{
struct nv04_context *nv04 = to_nv04_context(ctx);
const int i = emit - NOUVEAU_STATE_TEX_OBJ0;
struct nouveau_surface *s;
uint32_t format = 0xa0, filter = 0x1010;
if (ctx->Texture.Unit[i]._ReallyEnabled) {
struct gl_texture_object *t = ctx->Texture.Unit[i]._Current;
struct gl_texture_image *ti = t->Image[0][t->BaseLevel];
int lod_max = 1, lod_bias = 0;
if (!nouveau_texture_validate(ctx, t))
return;
s = &to_nouveau_texture(t)->surfaces[t->BaseLevel];
if (t->Sampler.MinFilter != GL_NEAREST &&
t->Sampler.MinFilter != GL_LINEAR) {
lod_max = CLAMP(MIN2(t->Sampler.MaxLod, t->_MaxLambda),
0, 15) + 1;
lod_bias = CLAMP(ctx->Texture.Unit[i].LodBias +
t->Sampler.LodBias, -16, 15) * 8;
}
format |= nvgl_wrap_mode(t->Sampler.WrapT) << 28 |
nvgl_wrap_mode(t->Sampler.WrapS) << 24 |
ti->HeightLog2 << 20 |
ti->WidthLog2 << 16 |
lod_max << 12 |
get_tex_format(ti);
filter |= log2i(t->Sampler.MaxAnisotropy) << 31 |
nvgl_filter_mode(t->Sampler.MagFilter) << 28 |
log2i(t->Sampler.MaxAnisotropy) << 27 |
nvgl_filter_mode(t->Sampler.MinFilter) << 24 |
(lod_bias & 0xff) << 16;
} else {
s = &to_nv04_context(ctx)->dummy_texture;
format |= NV04_TEXTURED_TRIANGLE_FORMAT_ADDRESSU_REPEAT |
NV04_TEXTURED_TRIANGLE_FORMAT_ADDRESSV_REPEAT |
1 << 12 |
NV04_TEXTURED_TRIANGLE_FORMAT_COLOR_A8R8G8B8;
filter |= NV04_TEXTURED_TRIANGLE_FILTER_MINIFY_NEAREST |
NV04_TEXTURED_TRIANGLE_FILTER_MAGNIFY_NEAREST;
}
nv04->texture[i] = s;
nv04->format[i] = format;
nv04->filter[i] = filter;
}
void
nv04_emit_blend(struct gl_context *ctx, int emit)
{
struct nv04_context *nv04 = to_nv04_context(ctx);
nv04->blend &= NV04_TEXTURED_TRIANGLE_BLEND_TEXTURE_MAP__MASK;
nv04->blend |= NV04_TEXTURED_TRIANGLE_BLEND_MASK_BIT_MSB |
NV04_TEXTURED_TRIANGLE_BLEND_TEXTURE_PERSPECTIVE_ENABLE;
/* Alpha blending. */
nv04->blend |= get_blend_func(ctx->Color.Blend[0].DstRGB) << 28 |
get_blend_func(ctx->Color.Blend[0].SrcRGB) << 24;
if (ctx->Color.BlendEnabled)
nv04->blend |= NV04_TEXTURED_TRIANGLE_BLEND_BLEND_ENABLE;
/* Shade model. */
if (ctx->Light.ShadeModel == GL_SMOOTH)
nv04->blend |= NV04_TEXTURED_TRIANGLE_BLEND_SHADE_MODE_GOURAUD;
else
nv04->blend |= NV04_TEXTURED_TRIANGLE_BLEND_SHADE_MODE_FLAT;
/* Secondary color */
if (_mesa_need_secondary_color(ctx))
nv04->blend |= NV04_TEXTURED_TRIANGLE_BLEND_SPECULAR_ENABLE;
/* Fog. */
if (ctx->Fog.Enabled) {
nv04->blend |= NV04_TEXTURED_TRIANGLE_BLEND_FOG_ENABLE;
nv04->fog = pack_rgba_f(MESA_FORMAT_B8G8R8A8_UNORM, ctx->Fog.Color);
}
}
struct nouveau_object *
nv04_context_engine(struct gl_context *ctx)
{
struct nv04_context *nctx = to_nv04_context(ctx);
struct nouveau_hw_state *hw = &to_nouveau_context(ctx)->hw;
struct nouveau_pushbuf *push = context_push(ctx);
struct nouveau_object *fahrenheit;
if ((ctx->Texture.Unit[0]._ReallyEnabled &&
texunit_needs_combiners(&ctx->Texture.Unit[0])) ||
ctx->Texture.Unit[1]._ReallyEnabled ||
ctx->Stencil.Enabled ||
!(ctx->Color.ColorMask[0][RCOMP] &&
ctx->Color.ColorMask[0][GCOMP] &&
ctx->Color.ColorMask[0][BCOMP] &&
ctx->Color.ColorMask[0][ACOMP]))
fahrenheit = hw->eng3dm;
else
fahrenheit = hw->eng3d;
if (fahrenheit != nctx->eng3d) {
BEGIN_NV04(push, NV01_SUBC(3D, OBJECT), 1);
PUSH_DATA (push, fahrenheit->handle);
nctx->eng3d = fahrenheit;
}
return fahrenheit;
}
static void
init_dummy_texture(struct gl_context *ctx)
{
struct nouveau_surface *s = &to_nv04_context(ctx)->dummy_texture;
nouveau_surface_alloc(ctx, s, SWIZZLED,
NOUVEAU_BO_MAP | NOUVEAU_BO_VRAM,
MESA_FORMAT_ARGB8888, 1, 1);
nouveau_bo_map(s->bo, NOUVEAU_BO_WR, context_client(ctx));
*(uint32_t *)s->bo->map = 0xffffffff;
}
static void
swtnl_update_viewport(struct gl_context *ctx)
{
float *viewport = to_nv04_context(ctx)->viewport;
struct gl_framebuffer *fb = ctx->DrawBuffer;
get_viewport_scale(ctx, viewport);
get_viewport_translate(ctx, &viewport[MAT_TX]);
/* It wants normalized Z coordinates. */
viewport[MAT_SZ] /= fb->_DepthMaxF;
viewport[MAT_TZ] /= fb->_DepthMaxF;
}
static void
nv04_context_destroy(struct gl_context *ctx)
{
struct nouveau_context *nctx = to_nouveau_context(ctx);
nv04_surface_takedown(ctx);
nv04_render_destroy(ctx);
nouveau_surface_ref(NULL, &to_nv04_context(ctx)->dummy_texture);
nouveau_object_del(&nctx->hw.eng3d);
nouveau_object_del(&nctx->hw.eng3dm);
nouveau_object_del(&nctx->hw.surf3d);
nouveau_context_deinit(ctx);
FREE(ctx);
}
void
nv04_emit_control(struct gl_context *ctx, int emit)
{
struct nv04_context *nv04 = to_nv04_context(ctx);
struct gl_framebuffer *fb = ctx->DrawBuffer;
int cull = ctx->Polygon.CullFaceMode;
int front = ctx->Polygon.FrontFace;
nv04->ctrl[0] = NV04_TEXTURED_TRIANGLE_CONTROL_Z_FORMAT_FIXED |
NV04_TEXTURED_TRIANGLE_CONTROL_ORIGIN_CORNER;
nv04->ctrl[1] = 0;
nv04->ctrl[2] = 0;
/* Dithering. */
if (ctx->Color.DitherFlag)
nv04->ctrl[0] |= NV04_TEXTURED_TRIANGLE_CONTROL_DITHER_ENABLE;
/* Cull mode. */
if (!ctx->Polygon.CullFlag)
nv04->ctrl[0] |= NV04_TEXTURED_TRIANGLE_CONTROL_CULL_MODE_NONE;
else if (cull == GL_FRONT_AND_BACK)
nv04->ctrl[0] |= NV04_TEXTURED_TRIANGLE_CONTROL_CULL_MODE_BOTH;
else
nv04->ctrl[0] |= (cull == GL_FRONT) ^ (front == GL_CCW) ?
NV04_TEXTURED_TRIANGLE_CONTROL_CULL_MODE_CW :
NV04_TEXTURED_TRIANGLE_CONTROL_CULL_MODE_CCW;
/* Depth test. */
if (ctx->Depth.Test && fb->Visual.depthBits > 0)
nv04->ctrl[0] |= NV04_TEXTURED_TRIANGLE_CONTROL_Z_ENABLE;
if (ctx->Depth.Mask && fb->Visual.depthBits > 0)
nv04->ctrl[0] |= NV04_TEXTURED_TRIANGLE_CONTROL_Z_WRITE;
nv04->ctrl[0] |= get_comparison_op(ctx->Depth.Func) << 16;
/* Alpha test. */
if (ctx->Color.AlphaEnabled)
nv04->ctrl[0] |= NV04_TEXTURED_TRIANGLE_CONTROL_ALPHA_ENABLE;
nv04->ctrl[0] |= get_comparison_op(ctx->Color.AlphaFunc) << 8 |
FLOAT_TO_UBYTE(ctx->Color.AlphaRef);
/* Color mask. */
if (ctx->Color.ColorMask[0][RCOMP])
nv04->ctrl[0] |= NV04_MULTITEX_TRIANGLE_CONTROL0_RED_WRITE;
if (ctx->Color.ColorMask[0][GCOMP])
nv04->ctrl[0] |= NV04_MULTITEX_TRIANGLE_CONTROL0_GREEN_WRITE;
if (ctx->Color.ColorMask[0][BCOMP])
nv04->ctrl[0] |= NV04_MULTITEX_TRIANGLE_CONTROL0_BLUE_WRITE;
if (ctx->Color.ColorMask[0][ACOMP])
nv04->ctrl[0] |= NV04_MULTITEX_TRIANGLE_CONTROL0_ALPHA_WRITE;
/* Stencil test. */
if (ctx->Stencil.WriteMask[0])
nv04->ctrl[0] |= NV04_MULTITEX_TRIANGLE_CONTROL0_STENCIL_WRITE;
if (_mesa_stencil_is_enabled(ctx))
nv04->ctrl[1] |= NV04_MULTITEX_TRIANGLE_CONTROL1_STENCIL_ENABLE;
nv04->ctrl[1] |= get_comparison_op(ctx->Stencil.Function[0]) << 4 |
_mesa_get_stencil_ref(ctx, 0) << 8 |
ctx->Stencil.ValueMask[0] << 16 |
ctx->Stencil.WriteMask[0] << 24;
nv04->ctrl[2] |= get_stencil_op(ctx->Stencil.ZPassFunc[0]) << 8 |
get_stencil_op(ctx->Stencil.ZFailFunc[0]) << 4 |
get_stencil_op(ctx->Stencil.FailFunc[0]);
}
void
nv04_emit_tex_obj(struct gl_context *ctx, int emit)
{
const int i = emit - NOUVEAU_STATE_TEX_OBJ0;
struct nouveau_channel *chan = context_chan(ctx);
struct nouveau_grobj *fahrenheit = nv04_context_engine(ctx);
struct nouveau_bo_context *bctx = context_bctx_i(ctx, TEXTURE, i);
const int bo_flags = NOUVEAU_BO_RD | NOUVEAU_BO_GART | NOUVEAU_BO_VRAM;
struct nouveau_surface *s;
uint32_t format = 0xa0, filter = 0x1010;
if (i && !nv04_mtex_engine(fahrenheit))
return;
if (ctx->Texture.Unit[i]._ReallyEnabled) {
struct gl_texture_object *t = ctx->Texture.Unit[i]._Current;
struct gl_texture_image *ti = t->Image[0][t->BaseLevel];
int lod_max = 1, lod_bias = 0;
if (!nouveau_texture_validate(ctx, t))
return;
s = &to_nouveau_texture(t)->surfaces[t->BaseLevel];
if (t->MinFilter != GL_NEAREST &&
t->MinFilter != GL_LINEAR) {
lod_max = CLAMP(MIN2(t->MaxLod, t->_MaxLambda),
0, 15) + 1;
lod_bias = CLAMP(ctx->Texture.Unit[i].LodBias +
t->LodBias, -16, 15) * 8;
}
format |= nvgl_wrap_mode(t->WrapT) << 28 |
nvgl_wrap_mode(t->WrapS) << 24 |
ti->HeightLog2 << 20 |
ti->WidthLog2 << 16 |
lod_max << 12 |
get_tex_format(ti);
filter |= log2i(t->MaxAnisotropy) << 31 |
nvgl_filter_mode(t->MagFilter) << 28 |
log2i(t->MaxAnisotropy) << 27 |
nvgl_filter_mode(t->MinFilter) << 24 |
(lod_bias & 0xff) << 16;
} else {
s = &to_nv04_context(ctx)->dummy_texture;
format |= NV04_TEXTURED_TRIANGLE_FORMAT_ADDRESSU_REPEAT |
NV04_TEXTURED_TRIANGLE_FORMAT_ADDRESSV_REPEAT |
1 << 12 |
NV04_TEXTURED_TRIANGLE_FORMAT_COLOR_A8R8G8B8;
filter |= NV04_TEXTURED_TRIANGLE_FILTER_MINIFY_NEAREST |
NV04_TEXTURED_TRIANGLE_FILTER_MAGNIFY_NEAREST;
}
if (nv04_mtex_engine(fahrenheit)) {
nouveau_bo_markl(bctx, fahrenheit,
NV04_MULTITEX_TRIANGLE_OFFSET(i),
s->bo, s->offset, bo_flags);
nouveau_bo_mark(bctx, fahrenheit,
NV04_MULTITEX_TRIANGLE_FORMAT(i),
s->bo, format, 0,
NV04_MULTITEX_TRIANGLE_FORMAT_DMA_A,
NV04_MULTITEX_TRIANGLE_FORMAT_DMA_B,
bo_flags | NOUVEAU_BO_OR);
BEGIN_RING(chan, fahrenheit, NV04_MULTITEX_TRIANGLE_FILTER(i), 1);
OUT_RING(chan, filter);
} else {
nouveau_bo_markl(bctx, fahrenheit,
NV04_TEXTURED_TRIANGLE_OFFSET,
s->bo, s->offset, bo_flags);
nouveau_bo_mark(bctx, fahrenheit,
NV04_TEXTURED_TRIANGLE_FORMAT,
s->bo, format, 0,
NV04_TEXTURED_TRIANGLE_FORMAT_DMA_A,
NV04_TEXTURED_TRIANGLE_FORMAT_DMA_B,
bo_flags | NOUVEAU_BO_OR);
BEGIN_RING(chan, fahrenheit, NV04_TEXTURED_TRIANGLE_COLORKEY, 1);
OUT_RING(chan, 0);
BEGIN_RING(chan, fahrenheit, NV04_TEXTURED_TRIANGLE_FILTER, 1);
OUT_RING(chan, filter);
}
}