void
nv20_emit_tex_gen(struct gl_context *ctx, int emit)
{
const int i = emit - NOUVEAU_STATE_TEX_GEN0;
struct nouveau_context *nctx = to_nouveau_context(ctx);
struct nouveau_pushbuf *push = context_push(ctx);
struct gl_texture_unit *unit = &ctx->Texture.Unit[i];
int j;
for (j = 0; j < 4; j++) {
if (nctx->fallback == HWTNL && (unit->TexGenEnabled & 1 << j)) {
struct gl_texgen *coord = get_texgen_coord(unit, j);
float *k = get_texgen_coeff(coord);
if (k) {
BEGIN_NV04(push, NV20_3D(TEX_GEN_COEFF(i, j)), 4);
PUSH_DATAp(push, k, 4);
}
BEGIN_NV04(push, NV20_3D(TEX_GEN_MODE(i, j)), 1);
PUSH_DATA (push, nvgl_texgen_mode(coord->Mode));
} else {
BEGIN_NV04(push, NV20_3D(TEX_GEN_MODE(i, j)), 1);
PUSH_DATA (push, 0);
}
}
}
static void
nv20_clear(struct gl_context *ctx, GLbitfield buffers)
{
struct nouveau_context *nctx = to_nouveau_context(ctx);
struct nouveau_pushbuf *push = context_push(ctx);
struct gl_framebuffer *fb = ctx->DrawBuffer;
uint32_t clear = 0;
nouveau_validate_framebuffer(ctx);
nouveau_pushbuf_bufctx(push, nctx->hw.bufctx);
if (nouveau_pushbuf_validate(push)) {
nouveau_pushbuf_bufctx(push, NULL);
return;
}
if (buffers & BUFFER_BITS_COLOR) {
struct nouveau_surface *s = &to_nouveau_renderbuffer(
fb->_ColorDrawBuffers[0])->surface;
if (ctx->Color.ColorMask[0][RCOMP])
clear |= NV20_3D_CLEAR_BUFFERS_COLOR_R;
if (ctx->Color.ColorMask[0][GCOMP])
clear |= NV20_3D_CLEAR_BUFFERS_COLOR_G;
if (ctx->Color.ColorMask[0][BCOMP])
clear |= NV20_3D_CLEAR_BUFFERS_COLOR_B;
if (ctx->Color.ColorMask[0][ACOMP])
clear |= NV20_3D_CLEAR_BUFFERS_COLOR_A;
BEGIN_NV04(push, NV20_3D(CLEAR_VALUE), 1);
PUSH_DATA (push, pack_rgba_clamp_f(s->format, ctx->Color.ClearColor.f));
buffers &= ~BUFFER_BITS_COLOR;
}
if (buffers & (BUFFER_BIT_DEPTH | BUFFER_BIT_STENCIL)) {
struct nouveau_surface *s = &to_nouveau_renderbuffer(
fb->Attachment[BUFFER_DEPTH].Renderbuffer)->surface;
if (buffers & BUFFER_BIT_DEPTH && ctx->Depth.Mask)
clear |= NV20_3D_CLEAR_BUFFERS_DEPTH;
if (buffers & BUFFER_BIT_STENCIL && ctx->Stencil.WriteMask[0])
clear |= NV20_3D_CLEAR_BUFFERS_STENCIL;
BEGIN_NV04(push, NV20_3D(CLEAR_DEPTH_VALUE), 1);
PUSH_DATA (push, pack_zs_f(s->format, ctx->Depth.Clear,
ctx->Stencil.Clear));
buffers &= ~(BUFFER_BIT_DEPTH | BUFFER_BIT_STENCIL);
}
BEGIN_NV04(push, NV20_3D(CLEAR_BUFFERS), 1);
PUSH_DATA (push, clear);
nouveau_pushbuf_bufctx(push, NULL);
nouveau_clear(ctx, buffers);
}
void
nv20_emit_framebuffer(struct gl_context *ctx, int emit)
{
struct nouveau_pushbuf *push = context_push(ctx);
struct gl_framebuffer *fb = ctx->DrawBuffer;
struct nouveau_surface *s;
unsigned rt_format = NV20_3D_RT_FORMAT_TYPE_LINEAR;
unsigned rt_pitch = 0, zeta_pitch = 0;
unsigned bo_flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR;
if (fb->_Status != GL_FRAMEBUFFER_COMPLETE_EXT)
return;
PUSH_RESET(push, BUFCTX_FB);
/* Render target */
if (fb->_ColorDrawBuffers[0]) {
s = &to_nouveau_renderbuffer(
fb->_ColorDrawBuffers[0])->surface;
rt_format |= get_rt_format(s->format);
rt_pitch = s->pitch;
BEGIN_NV04(push, NV20_3D(COLOR_OFFSET), 1);
PUSH_MTHDl(push, NV20_3D(COLOR_OFFSET), BUFCTX_FB,
s->bo, 0, bo_flags);
}
/* depth/stencil */
if (fb->Attachment[BUFFER_DEPTH].Renderbuffer) {
s = &to_nouveau_renderbuffer(
fb->Attachment[BUFFER_DEPTH].Renderbuffer)->surface;
rt_format |= get_rt_format(s->format);
zeta_pitch = s->pitch;
BEGIN_NV04(push, NV20_3D(ZETA_OFFSET), 1);
PUSH_MTHDl(push, NV20_3D(ZETA_OFFSET), BUFCTX_FB,
s->bo, 0, bo_flags);
if (context_chipset(ctx) >= 0x25)
setup_hierz_buffer(ctx);
} else {
rt_format |= get_rt_format(MESA_FORMAT_S8_UINT_Z24_UNORM);
zeta_pitch = rt_pitch;
}
BEGIN_NV04(push, NV20_3D(RT_FORMAT), 2);
PUSH_DATA (push, rt_format);
PUSH_DATA (push, zeta_pitch << 16 | rt_pitch);
/* Recompute the viewport/scissor state. */
context_dirty(ctx, VIEWPORT);
context_dirty(ctx, SCISSOR);
context_dirty(ctx, DEPTH);
}
void
nv20_emit_logic_opcode(struct gl_context *ctx, int emit)
{
struct nouveau_pushbuf *push = context_push(ctx);
BEGIN_NV04(push, NV20_3D(COLOR_LOGIC_OP_ENABLE), 2);
PUSH_DATAb(push, ctx->Color.ColorLogicOpEnabled);
PUSH_DATA (push, ctx->Color.LogicOp);
}
void
nv20_emit_viewport(struct gl_context *ctx, int emit)
{
struct nouveau_pushbuf *push = context_push(ctx);
struct gl_framebuffer *fb = ctx->DrawBuffer;
float a[4] = {};
get_viewport_translate(ctx, a);
BEGIN_NV04(push, NV20_3D(VIEWPORT_TRANSLATE_X), 4);
PUSH_DATAp(push, a, 4);
BEGIN_NV04(push, NV20_3D(VIEWPORT_CLIP_HORIZ(0)), 1);
PUSH_DATA (push, (fb->Width - 1) << 16);
BEGIN_NV04(push, NV20_3D(VIEWPORT_CLIP_VERT(0)), 1);
PUSH_DATA (push, (fb->Height - 1) << 16);
context_dirty(ctx, PROJECTION);
}
void
nv20_emit_tex_mat(struct gl_context *ctx, int emit)
{
const int i = emit - NOUVEAU_STATE_TEX_MAT0;
struct nouveau_context *nctx = to_nouveau_context(ctx);
struct nouveau_pushbuf *push = context_push(ctx);
if (nctx->fallback == HWTNL &&
(ctx->Texture._TexMatEnabled & 1 << i)) {
BEGIN_NV04(push, NV20_3D(TEX_MATRIX_ENABLE(i)), 1);
PUSH_DATA (push, 1);
BEGIN_NV04(push, NV20_3D(TEX_MATRIX(i,0)), 16);
PUSH_DATAm(push, ctx->TextureMatrixStack[i].Top->m);
} else {
BEGIN_NV04(push, NV20_3D(TEX_MATRIX_ENABLE(i)), 1);
PUSH_DATA (push, 0);
}
}
void
nv20_emit_tex_shader(struct gl_context *ctx, int emit)
{
struct nouveau_pushbuf *push = context_push(ctx);
uint32_t tx_shader_op = 0;
int i;
for (i = 0; i < NV20_TEXTURE_UNITS; i++) {
if (!ctx->Texture.Unit[i]._ReallyEnabled)
continue;
tx_shader_op |= NV20_3D_TEX_SHADER_OP_TX0_TEXTURE_2D << 5 * i;
}
BEGIN_NV04(push, NV20_3D(TEX_SHADER_OP), 1);
PUSH_DATA (push, tx_shader_op);
}
static void
nv20_hwctx_init(struct gl_context *ctx)
{
struct nouveau_pushbuf *push = context_push(ctx);
struct nouveau_hw_state *hw = &to_nouveau_context(ctx)->hw;
struct nv04_fifo *fifo = hw->chan->data;
int i;
BEGIN_NV04(push, NV01_SUBC(3D, OBJECT), 1);
PUSH_DATA (push, hw->eng3d->handle);
BEGIN_NV04(push, NV20_3D(DMA_NOTIFY), 1);
PUSH_DATA (push, hw->ntfy->handle);
BEGIN_NV04(push, NV20_3D(DMA_TEXTURE0), 2);
PUSH_DATA (push, fifo->vram);
PUSH_DATA (push, fifo->gart);
BEGIN_NV04(push, NV20_3D(DMA_COLOR), 2);
PUSH_DATA (push, fifo->vram);
PUSH_DATA (push, fifo->vram);
BEGIN_NV04(push, NV20_3D(DMA_VTXBUF0), 2);
PUSH_DATA (push, fifo->vram);
PUSH_DATA (push, fifo->gart);
BEGIN_NV04(push, NV20_3D(DMA_QUERY), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(RT_HORIZ), 2);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(VIEWPORT_CLIP_HORIZ(0)), 1);
PUSH_DATA (push, 0xfff << 16 | 0x0);
BEGIN_NV04(push, NV20_3D(VIEWPORT_CLIP_VERT(0)), 1);
PUSH_DATA (push, 0xfff << 16 | 0x0);
for (i = 1; i < NV20_3D_VIEWPORT_CLIP_HORIZ__LEN; i++) {
BEGIN_NV04(push, NV20_3D(VIEWPORT_CLIP_HORIZ(i)), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(VIEWPORT_CLIP_VERT(i)), 1);
PUSH_DATA (push, 0);
}
BEGIN_NV04(push, NV20_3D(VIEWPORT_CLIP_MODE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, SUBC_3D(0x17e0), 3);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 1.0);
if (context_chipset(ctx) >= 0x25) {
BEGIN_NV04(push, NV20_3D(TEX_RCOMP), 1);
PUSH_DATA (push, NV20_3D_TEX_RCOMP_LEQUAL | 0xdb0);
} else {
BEGIN_NV04(push, SUBC_3D(0x1e68), 1);
PUSH_DATA (push, 0x4b800000); /* 16777216.000000 */
BEGIN_NV04(push, NV20_3D(TEX_RCOMP), 1);
PUSH_DATA (push, NV20_3D_TEX_RCOMP_LEQUAL);
}
BEGIN_NV04(push, SUBC_3D(0x290), 1);
PUSH_DATA (push, 0x10 << 16 | 1);
BEGIN_NV04(push, SUBC_3D(0x9fc), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, SUBC_3D(0x1d80), 1);
PUSH_DATA (push, 1);
BEGIN_NV04(push, SUBC_3D(0x9f8), 1);
PUSH_DATA (push, 4);
BEGIN_NV04(push, SUBC_3D(0x17ec), 3);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 1.0);
PUSH_DATAf(push, 0.0);
if (context_chipset(ctx) >= 0x25) {
BEGIN_NV04(push, SUBC_3D(0x1d88), 1);
PUSH_DATA (push, 3);
BEGIN_NV04(push, NV25_3D(DMA_HIERZ), 1);
PUSH_DATA (push, fifo->vram);
BEGIN_NV04(push, NV25_3D(UNK01AC), 1);
PUSH_DATA (push, fifo->vram);
}
BEGIN_NV04(push, NV20_3D(DMA_FENCE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, SUBC_3D(0x1e98), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV04_GRAPH(3D, NOTIFY), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, SUBC_3D(0x120), 3);
PUSH_DATA (push, 0);
PUSH_DATA (push, 1);
PUSH_DATA (push, 2);
if (context_chipset(ctx) >= 0x25) {
BEGIN_NV04(push, SUBC_3D(0x1da4), 1);
PUSH_DATA (push, 0);
}
BEGIN_NV04(push, NV20_3D(RT_HORIZ), 2);
PUSH_DATA (push, 0 << 16 | 0);
PUSH_DATA (push, 0 << 16 | 0);
BEGIN_NV04(push, NV20_3D(ALPHA_FUNC_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(ALPHA_FUNC_FUNC), 2);
PUSH_DATA (push, NV20_3D_ALPHA_FUNC_FUNC_ALWAYS);
PUSH_DATA (push, 0);
for (i = 0; i < NV20_3D_TEX__LEN; i++) {
BEGIN_NV04(push, NV20_3D(TEX_ENABLE(i)), 1);
PUSH_DATA (push, 0);
}
BEGIN_NV04(push, NV20_3D(TEX_SHADER_OP), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(TEX_SHADER_CULL_MODE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(RC_IN_ALPHA(0)), 4);
PUSH_DATA (push, 0x30d410d0);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(RC_OUT_RGB(0)), 4);
PUSH_DATA (push, 0x00000c00);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(RC_ENABLE), 1);
PUSH_DATA (push, 0x00011101);
BEGIN_NV04(push, NV20_3D(RC_FINAL0), 2);
PUSH_DATA (push, 0x130e0300);
PUSH_DATA (push, 0x0c091c80);
BEGIN_NV04(push, NV20_3D(RC_OUT_ALPHA(0)), 4);
PUSH_DATA (push, 0x00000c00);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(RC_IN_RGB(0)), 4);
PUSH_DATA (push, 0x20c400c0);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(RC_COLOR0), 2);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(RC_CONSTANT_COLOR0(0)), 4);
PUSH_DATA (push, 0x035125a0);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0x40002000);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(MULTISAMPLE_CONTROL), 1);
PUSH_DATA (push, 0xffff0000);
BEGIN_NV04(push, NV20_3D(BLEND_FUNC_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(DITHER_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(STENCIL_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(BLEND_FUNC_SRC), 4);
PUSH_DATA (push, NV20_3D_BLEND_FUNC_SRC_ONE);
PUSH_DATA (push, NV20_3D_BLEND_FUNC_DST_ZERO);
PUSH_DATA (push, 0);
PUSH_DATA (push, NV20_3D_BLEND_EQUATION_FUNC_ADD);
BEGIN_NV04(push, NV20_3D(STENCIL_MASK), 7);
PUSH_DATA (push, 0xff);
PUSH_DATA (push, NV20_3D_STENCIL_FUNC_FUNC_ALWAYS);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0xff);
PUSH_DATA (push, NV20_3D_STENCIL_OP_FAIL_KEEP);
PUSH_DATA (push, NV20_3D_STENCIL_OP_ZFAIL_KEEP);
PUSH_DATA (push, NV20_3D_STENCIL_OP_ZPASS_KEEP);
BEGIN_NV04(push, NV20_3D(COLOR_LOGIC_OP_ENABLE), 2);
PUSH_DATA (push, 0);
PUSH_DATA (push, NV20_3D_COLOR_LOGIC_OP_OP_COPY);
BEGIN_NV04(push, SUBC_3D(0x17cc), 1);
PUSH_DATA (push, 0);
if (context_chipset(ctx) >= 0x25) {
BEGIN_NV04(push, SUBC_3D(0x1d84), 1);
PUSH_DATA (push, 1);
}
BEGIN_NV04(push, NV20_3D(LIGHTING_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(LIGHT_MODEL), 1);
PUSH_DATA (push, NV20_3D_LIGHT_MODEL_VIEWER_NONLOCAL);
BEGIN_NV04(push, NV20_3D(SEPARATE_SPECULAR_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(LIGHT_MODEL_TWO_SIDE_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(ENABLED_LIGHTS), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(NORMALIZE_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(POLYGON_STIPPLE_PATTERN(0)),
NV20_3D_POLYGON_STIPPLE_PATTERN__LEN);
for (i = 0; i < NV20_3D_POLYGON_STIPPLE_PATTERN__LEN; i++) {
PUSH_DATA (push, 0xffffffff);
}
BEGIN_NV04(push, NV20_3D(POLYGON_OFFSET_POINT_ENABLE), 3);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(DEPTH_FUNC), 1);
PUSH_DATA (push, NV20_3D_DEPTH_FUNC_LESS);
BEGIN_NV04(push, NV20_3D(DEPTH_WRITE_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(DEPTH_TEST_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(POLYGON_OFFSET_FACTOR), 2);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 0.0);
BEGIN_NV04(push, NV20_3D(DEPTH_CLAMP), 1);
PUSH_DATA (push, 1);
if (context_chipset(ctx) < 0x25) {
BEGIN_NV04(push, SUBC_3D(0x1d84), 1);
PUSH_DATA (push, 3);
}
BEGIN_NV04(push, NV20_3D(POINT_SIZE), 1);
if (context_chipset(ctx) >= 0x25)
PUSH_DATAf(push, 1.0);
else
PUSH_DATA (push, 8);
if (context_chipset(ctx) >= 0x25) {
BEGIN_NV04(push, NV20_3D(POINT_PARAMETERS_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, SUBC_3D(0x0a1c), 1);
PUSH_DATA (push, 0x800);
} else {
BEGIN_NV04(push, NV20_3D(POINT_PARAMETERS_ENABLE), 2);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
}
BEGIN_NV04(push, NV20_3D(LINE_WIDTH), 1);
PUSH_DATA (push, 8);
BEGIN_NV04(push, NV20_3D(LINE_SMOOTH_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(POLYGON_MODE_FRONT), 2);
PUSH_DATA (push, NV20_3D_POLYGON_MODE_FRONT_FILL);
PUSH_DATA (push, NV20_3D_POLYGON_MODE_BACK_FILL);
BEGIN_NV04(push, NV20_3D(CULL_FACE), 2);
PUSH_DATA (push, NV20_3D_CULL_FACE_BACK);
PUSH_DATA (push, NV20_3D_FRONT_FACE_CCW);
BEGIN_NV04(push, NV20_3D(POLYGON_SMOOTH_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(CULL_FACE_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(SHADE_MODEL), 1);
PUSH_DATA (push, NV20_3D_SHADE_MODEL_SMOOTH);
BEGIN_NV04(push, NV20_3D(POLYGON_STIPPLE_ENABLE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(TEX_GEN_MODE(0,0)),
4 * NV20_3D_TEX_GEN_MODE__ESIZE);
for (i=0; i < 4 * NV20_3D_TEX_GEN_MODE__LEN; i++)
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(FOG_COEFF(0)), 3);
PUSH_DATAf(push, 1.5);
PUSH_DATAf(push, -0.090168);
PUSH_DATAf(push, 0.0);
BEGIN_NV04(push, NV20_3D(FOG_MODE), 2);
PUSH_DATA (push, NV20_3D_FOG_MODE_EXP_SIGNED);
PUSH_DATA (push, NV20_3D_FOG_COORD_FOG);
BEGIN_NV04(push, NV20_3D(FOG_ENABLE), 2);
PUSH_DATA (push, 0);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(ENGINE), 1);
PUSH_DATA (push, NV20_3D_ENGINE_FIXED);
for (i = 0; i < NV20_3D_TEX_MATRIX_ENABLE__LEN; i++) {
BEGIN_NV04(push, NV20_3D(TEX_MATRIX_ENABLE(i)), 1);
PUSH_DATA (push, 0);
}
BEGIN_NV04(push, NV20_3D(VERTEX_ATTR_4F_X(1)), 4 * 15);
PUSH_DATAf(push, 1.0);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 1.0);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 1.0);
PUSH_DATAf(push, 1.0);
PUSH_DATAf(push, 1.0);
PUSH_DATAf(push, 1.0);
PUSH_DATAf(push, 1.0);
PUSH_DATAf(push, 1.0);
for (i = 0; i < 12; i++) {
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 1.0);
}
BEGIN_NV04(push, NV20_3D(EDGEFLAG_ENABLE), 1);
PUSH_DATA (push, 1);
BEGIN_NV04(push, NV20_3D(COLOR_MASK), 1);
PUSH_DATA (push, 0x00010101);
BEGIN_NV04(push, NV20_3D(CLEAR_VALUE), 1);
PUSH_DATA (push, 0);
BEGIN_NV04(push, NV20_3D(DEPTH_RANGE_NEAR), 2);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 16777216.0);
BEGIN_NV04(push, NV20_3D(VIEWPORT_TRANSLATE_X), 4);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 16777215.0);
BEGIN_NV04(push, NV20_3D(VIEWPORT_SCALE_X), 4);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 0.0);
PUSH_DATAf(push, 16777215.0 * 0.5);
PUSH_DATAf(push, 65535.0);
PUSH_KICK (push);
}
void
nv20_emit_tex_obj(struct gl_context *ctx, int emit)
{
const int i = emit - NOUVEAU_STATE_TEX_OBJ0;
struct nouveau_pushbuf *push = context_push(ctx);
const int bo_flags = NOUVEAU_BO_RD | NOUVEAU_BO_GART | NOUVEAU_BO_VRAM;
struct gl_texture_object *t;
struct nouveau_surface *s;
struct gl_texture_image *ti;
const struct gl_sampler_object *sa;
uint32_t tx_format, tx_filter, tx_wrap, tx_enable;
PUSH_RESET(push, BUFCTX_TEX(i));
if (!ctx->Texture.Unit[i]._ReallyEnabled) {
BEGIN_NV04(push, NV20_3D(TEX_ENABLE(i)), 1);
PUSH_DATA (push, 0);
context_dirty(ctx, TEX_SHADER);
return;
}
t = ctx->Texture.Unit[i]._Current;
s = &to_nouveau_texture(t)->surfaces[t->BaseLevel];
ti = t->Image[0][t->BaseLevel];
sa = _mesa_get_samplerobj(ctx, i);
if (!nouveau_texture_validate(ctx, t))
return;
/* Recompute the texturing registers. */
tx_format = ti->DepthLog2 << 28
| ti->HeightLog2 << 24
| ti->WidthLog2 << 20
| NV20_3D_TEX_FORMAT_DIMS_2D
| NV20_3D_TEX_FORMAT_NO_BORDER
| 1 << 16;
tx_wrap = nvgl_wrap_mode(sa->WrapR) << 16
| nvgl_wrap_mode(sa->WrapT) << 8
| nvgl_wrap_mode(sa->WrapS) << 0;
tx_filter = nvgl_filter_mode(sa->MagFilter) << 24
| nvgl_filter_mode(sa->MinFilter) << 16
| 2 << 12;
tx_enable = NV20_3D_TEX_ENABLE_ENABLE
| log2i(sa->MaxAnisotropy) << 4;
if (t->Target == GL_TEXTURE_RECTANGLE) {
BEGIN_NV04(push, NV20_3D(TEX_NPOT_PITCH(i)), 1);
PUSH_DATA (push, s->pitch << 16);
BEGIN_NV04(push, NV20_3D(TEX_NPOT_SIZE(i)), 1);
PUSH_DATA (push, s->width << 16 | s->height);
tx_format |= get_tex_format_rect(ti);
} else {
tx_format |= get_tex_format_pot(ti);
}
if (sa->MinFilter != GL_NEAREST &&
sa->MinFilter != GL_LINEAR) {
int lod_min = sa->MinLod;
int lod_max = MIN2(sa->MaxLod, t->_MaxLambda);
int lod_bias = sa->LodBias
+ ctx->Texture.Unit[i].LodBias;
lod_max = CLAMP(lod_max, 0, 15);
lod_min = CLAMP(lod_min, 0, 15);
lod_bias = CLAMP(lod_bias, 0, 15);
tx_format |= NV20_3D_TEX_FORMAT_MIPMAP;
tx_filter |= lod_bias << 8;
tx_enable |= lod_min << 26
| lod_max << 14;
}
/* Write it to the hardware. */
BEGIN_NV04(push, NV20_3D(TEX_FORMAT(i)), 1);
PUSH_MTHD (push, NV20_3D(TEX_FORMAT(i)), BUFCTX_TEX(i),
s->bo, tx_format, bo_flags | NOUVEAU_BO_OR,
NV20_3D_TEX_FORMAT_DMA0,
NV20_3D_TEX_FORMAT_DMA1);
BEGIN_NV04(push, NV20_3D(TEX_OFFSET(i)), 1);
PUSH_MTHDl(push, NV20_3D(TEX_OFFSET(i)), BUFCTX_TEX(i),
s->bo, s->offset, bo_flags);
BEGIN_NV04(push, NV20_3D(TEX_WRAP(i)), 1);
PUSH_DATA (push, tx_wrap);
BEGIN_NV04(push, NV20_3D(TEX_FILTER(i)), 1);
PUSH_DATA (push, tx_filter);
BEGIN_NV04(push, NV20_3D(TEX_ENABLE(i)), 1);
PUSH_DATA (push, tx_enable);
context_dirty(ctx, TEX_SHADER);
}
