static void gen2_emit_texture(struct intel_batchbuffer *batch,
struct igt_buf *src,
int unit)
{
uint32_t tiling;
tiling = 0;
if (src->tiling != I915_TILING_NONE)
tiling = TM0S1_TILED_SURFACE;
if (src->tiling == I915_TILING_Y)
tiling |= TM0S1_TILE_WALK;
OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_2 | LOAD_TEXTURE_MAP(unit) | 4);
OUT_RELOC(src->bo, I915_GEM_DOMAIN_SAMPLER, 0, 0);
OUT_BATCH((igt_buf_height(src) - 1) << TM0S1_HEIGHT_SHIFT |
(igt_buf_width(src) - 1) << TM0S1_WIDTH_SHIFT |
MAPSURF_32BIT | MT_32BIT_ARGB8888 | tiling);
OUT_BATCH((src->stride / 4 - 1) << TM0S2_PITCH_SHIFT | TM0S2_MAP_2D);
OUT_BATCH(FILTER_NEAREST << TM0S3_MAG_FILTER_SHIFT |
FILTER_NEAREST << TM0S3_MIN_FILTER_SHIFT |
MIPFILTER_NONE << TM0S3_MIP_FILTER_SHIFT);
OUT_BATCH(0); /* default color */
OUT_BATCH(_3DSTATE_MAP_COORD_SET_CMD | TEXCOORD_SET(unit) |
ENABLE_TEXCOORD_PARAMS | TEXCOORDS_ARE_NORMAL |
TEXCOORDTYPE_CARTESIAN |
ENABLE_ADDR_V_CNTL | TEXCOORD_ADDR_V_MODE(TEXCOORDMODE_CLAMP_BORDER) |
ENABLE_ADDR_U_CNTL | TEXCOORD_ADDR_U_MODE(TEXCOORDMODE_CLAMP_BORDER));
}
static void i830_texture_setup(PicturePtr picture, PixmapPtr pixmap, int unit)
{
ScrnInfoPtr scrn = xf86Screens[picture->pDrawable->pScreen->myNum];
intel_screen_private *intel = intel_get_screen_private(scrn);
uint32_t format, tiling_bits, pitch, filter;
uint32_t wrap_mode;
uint32_t texcoordtype;
pitch = intel_pixmap_pitch(pixmap);
intel->scale_units[unit][0] = pixmap->drawable.width;
intel->scale_units[unit][1] = pixmap->drawable.height;
intel->transform[unit] = picture->transform;
if (intel_transform_is_affine(intel->transform[unit]))
texcoordtype = TEXCOORDTYPE_CARTESIAN;
else
texcoordtype = TEXCOORDTYPE_HOMOGENEOUS;
switch (picture->repeatType) {
case RepeatNone:
wrap_mode = TEXCOORDMODE_CLAMP_BORDER;
break;
case RepeatNormal:
wrap_mode = TEXCOORDMODE_WRAP;
break;
case RepeatPad:
wrap_mode = TEXCOORDMODE_CLAMP;
break;
case RepeatReflect:
wrap_mode = TEXCOORDMODE_MIRROR;
break;
default:
FatalError("Unknown repeat type %d\n", picture->repeatType);
}
switch (picture->filter) {
case PictFilterNearest:
filter = ((FILTER_NEAREST << TM0S3_MAG_FILTER_SHIFT) |
(FILTER_NEAREST << TM0S3_MIN_FILTER_SHIFT));
break;
case PictFilterBilinear:
filter = ((FILTER_LINEAR << TM0S3_MAG_FILTER_SHIFT) |
(FILTER_LINEAR << TM0S3_MIN_FILTER_SHIFT));
break;
default:
filter = 0;
FatalError("Bad filter 0x%x\n", picture->filter);
}
filter |= (MIPFILTER_NONE << TM0S3_MIP_FILTER_SHIFT);
if (intel_pixmap_tiled(pixmap)) {
tiling_bits = TM0S1_TILED_SURFACE;
if (intel_get_pixmap_private(pixmap)->tiling
== I915_TILING_Y)
tiling_bits |= TM0S1_TILE_WALK;
} else
tiling_bits = 0;
format = i8xx_get_card_format(intel, picture);
assert(intel->in_batch_atomic);
OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_2 |
LOAD_TEXTURE_MAP(unit) | 4);
OUT_RELOC_PIXMAP(pixmap, I915_GEM_DOMAIN_SAMPLER, 0, 0);
OUT_BATCH(((pixmap->drawable.height -
1) << TM0S1_HEIGHT_SHIFT) | ((pixmap->drawable.width -
1) <<
TM0S1_WIDTH_SHIFT) |
format | tiling_bits);
OUT_BATCH((pitch / 4 - 1) << TM0S2_PITCH_SHIFT | TM0S2_MAP_2D);
OUT_BATCH(filter);
OUT_BATCH(0); /* default color */
OUT_BATCH(_3DSTATE_MAP_COORD_SET_CMD | TEXCOORD_SET(unit) |
ENABLE_TEXCOORD_PARAMS | TEXCOORDS_ARE_NORMAL |
texcoordtype | ENABLE_ADDR_V_CNTL |
TEXCOORD_ADDR_V_MODE(wrap_mode) |
ENABLE_ADDR_U_CNTL | TEXCOORD_ADDR_U_MODE(wrap_mode));
/* map texel stream */
OUT_BATCH(_3DSTATE_MAP_COORD_SETBIND_CMD);
if (unit == 0)
OUT_BATCH(TEXBIND_SET0(TEXCOORDSRC_VTXSET_0) |
TEXBIND_SET1(TEXCOORDSRC_KEEP) |
TEXBIND_SET2(TEXCOORDSRC_KEEP) |
TEXBIND_SET3(TEXCOORDSRC_KEEP));
else
OUT_BATCH(TEXBIND_SET0(TEXCOORDSRC_VTXSET_0) |
TEXBIND_SET1(TEXCOORDSRC_VTXSET_1) |
TEXBIND_SET2(TEXCOORDSRC_KEEP) |
TEXBIND_SET3(TEXCOORDSRC_KEEP));
OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD | (unit << 16) |
DISABLE_TEX_STREAM_BUMP |
ENABLE_TEX_STREAM_COORD_SET |
TEX_STREAM_COORD_SET(unit) |
ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(unit));
}
