Texture image/sampler state code should be working, but is disabled for now.
Need to fix outstanding issues with vertex formats and texcoords first...
#define I915_MAX_CONSTANT 32
+
+/**
+ * New vertex format stuff...
+ */
+#define MAX_VERT_ATTRIBS 12 /* OK? */
+
+#define FORMAT_OMIT 0
+#define FORMAT_1F 1
+#define FORMAT_2F 2
+#define FORMAT_3F 3
+#define FORMAT_4F 4
+#define FORMAT_4UB 5
+
+struct vertex_info
+{
+ uint num_attribs;
+ uint hwfmt[2]; /** hardware format info for this format */
+ uint attr_mask; /** mask of VF_ATTR_ bits */
+ uint slot_to_attrib[MAX_VERT_ATTRIBS];
+ uint interp_mode[MAX_VERT_ATTRIBS];
+ uint format[MAX_VERT_ATTRIBS]; /**< FORMAT_x */
+};
+
+
+
+
struct i915_cache_context;
/* Use to calculate differences between state emitted to hardware and
uint *program;
uint program_len;
+ /* texture sampler state */
unsigned sampler[I915_TEX_UNITS][3];
unsigned sampler_enable_flags;
unsigned sampler_enable_nr;
-
+
+ /* texture image buffers */
+ unsigned texbuffer[I915_TEX_UNITS][2];
+
+ /* vertex format registers */
+ struct vertex_info vertex_info;
+
unsigned id; /* track lost context events */
};
uint coord,
uint op )
{
- if (coord != UREG(GET_UREG_TYPE(coord), GET_UREG_NR(coord))) {
+ uint k = UREG(GET_UREG_TYPE(coord), GET_UREG_NR(coord));
+ if (coord != k) {
/* No real way to work around this in the general case - need to
* allocate and declare a new temporary register (a utemp won't
* do). Will fallback for now.
src = i915_emit_decl(p, REG_TYPE_T, T_DIFFUSE, D0_CHANNEL_ALL);
break;
case FRAG_ATTRIB_COL1:
+#if 1
src = i915_emit_decl(p, REG_TYPE_T, T_SPECULAR, D0_CHANNEL_XYZ);
src = swizzle(src, X, Y, Z, ONE);
+#else
+ /* total hack to force texture mapping */
+ src = i915_emit_decl(p, REG_TYPE_T,
+ T_TEX0/* + (index - FRAG_ATTRIB_TEX0)*/,
+ D0_CHANNEL_ALL);
+#endif
break;
case FRAG_ATTRIB_FOGC:
src = i915_emit_decl(p, REG_TYPE_T, T_FOG_W, D0_CHANNEL_W);
static void
i915_find_wpos_space(struct i915_fp_compile *p)
{
- const uint inputs = p->shader->inputs_read;
+ const uint inputs = p->shader->inputs_read | FRAG_BIT_WPOS; /*XXX hack*/
uint i;
p->wpos_tex = -1;
/* colors are ARGB (MSB to LSB) */
OUT_BATCH( pack_ub4(float_to_ubyte( vertex->data[1][2] ),
- float_to_ubyte( vertex->data[1][1] ),
- float_to_ubyte( vertex->data[1][0] ),
- float_to_ubyte( vertex->data[1][3] )) );
+ float_to_ubyte( vertex->data[1][1] ),
+ float_to_ubyte( vertex->data[1][0] ),
+ float_to_ubyte( vertex->data[1][3] )) );
}
+static INLINE void
+emit_hw_vertex2( struct i915_context *i915,
+ const struct vertex_header *vertex)
+{
+ const struct vertex_info *vinfo = &i915->current.vertex_info;
+ uint i;
+
+ for (i = 0; i < vinfo->num_attribs; i++) {
+ switch (vinfo->format[i]) {
+ case FORMAT_OMIT:
+ /* no-op */
+ break;
+ case FORMAT_1F:
+ OUT_BATCH( fui(vertex->data[i][0]) );
+ break;
+ case FORMAT_2F:
+ OUT_BATCH( fui(vertex->data[i][0]) );
+ OUT_BATCH( fui(vertex->data[i][1]) );
+ break;
+ case FORMAT_3F:
+ OUT_BATCH( fui(vertex->data[i][0]) );
+ OUT_BATCH( fui(vertex->data[i][1]) );
+ OUT_BATCH( fui(vertex->data[i][2]) );
+ break;
+ case FORMAT_4F:
+ OUT_BATCH( fui(vertex->data[i][0]) );
+ OUT_BATCH( fui(vertex->data[i][1]) );
+ OUT_BATCH( fui(vertex->data[i][2]) );
+ OUT_BATCH( fui(vertex->data[i][3]) );
+ break;
+ case FORMAT_4UB:
+ OUT_BATCH( pack_ub4(float_to_ubyte( vertex->data[i][2] ),
+ float_to_ubyte( vertex->data[i][1] ),
+ float_to_ubyte( vertex->data[i][0] ),
+ float_to_ubyte( vertex->data[i][3] )) );
+ break;
+ default:
+ assert(0);
+ }
+ }
+}
+
+
static INLINE void
emit_prim( struct draw_stage *stage,
((4 + vertex_size * nr)/4 - 2));
for (i = 0; i < nr; i++) {
- emit_hw_vertex(i915, prim->v[i]);
+ emit_hw_vertex2(i915, prim->v[i]);
ptr += vertex_size / sizeof(int);
}
}
void i915_update_dynamic( struct i915_context *i915 );
void i915_update_derived( struct i915_context *i915 );
void i915_update_samplers( struct i915_context *i915 );
+void i915_update_textures(struct i915_context *i915);
void i915_emit_hardware_state( struct i915_context *i915 );
#include "pipe/draw/draw_context.h"
#include "i915_context.h"
#include "i915_state.h"
+#include "i915_reg.h"
/* XXX should include i915_fpc.h but that causes some trouble atm */
extern void i915_translate_fragment_program( struct i915_context *i915 );
-#define EMIT_ATTR( VF_ATTR, FRAG_ATTR, INTERP ) \
-do { \
- slot_to_vf_attr[nr_attrs] = VF_ATTR; \
- nr_attrs++; \
- attr_mask |= (1 << (VF_ATTR)); \
-} while (0)
-
-
static const unsigned frag_to_vf[FRAG_ATTRIB_MAX] =
{
VF_ATTRIB_POS,
};
+static INLINE void
+emit_vertex_attr(struct vertex_info *vinfo, uint vfAttr, uint format)
+{
+ const uint n = vinfo->num_attribs;
+ vinfo->attr_mask |= (1 << vfAttr);
+ vinfo->slot_to_attrib[n] = vfAttr;
+ /*vinfo->interp_mode[n] = interpMode;*/
+ vinfo->format[n] = format;
+ vinfo->num_attribs++;
+}
+
+
+
/**
* Determine which post-transform / pre-rasterization vertex attributes
* we need.
*/
static void calculate_vertex_layout( struct i915_context *i915 )
{
-// const unsigned inputsRead = i915->fs.inputs_read;
- const unsigned inputsRead = (FRAG_BIT_WPOS | FRAG_BIT_COL0);
- unsigned slot_to_vf_attr[VF_ATTRIB_MAX];
- unsigned attr_mask = 0x0;
- unsigned nr_attrs = 0;
+ const unsigned inputsRead = i915->fs.inputs_read;
+// const unsigned inputsRead = (FRAG_BIT_WPOS | FRAG_BIT_COL0);
unsigned i;
+ struct vertex_info *vinfo = &i915->current.vertex_info;
- memset(slot_to_vf_attr, 0, sizeof(slot_to_vf_attr));
-
+ memset(vinfo, 0, sizeof(*vinfo));
/* TODO - Figure out if we need to do perspective divide, etc.
*/
- EMIT_ATTR(VF_ATTRIB_POS, FRAG_ATTRIB_WPOS, INTERP_LINEAR);
+ emit_vertex_attr(vinfo, VF_ATTRIB_POS, FORMAT_3F);
+ vinfo->hwfmt[0] |= S4_VFMT_XYZ;
/* Pull in the rest of the attributes. They are all in float4
* format. Future optimizations could be to keep some attributes
*/
for (i = 1; i < FRAG_ATTRIB_TEX0; i++) {
if (inputsRead & (1 << i)) {
- assert(i < sizeof(frag_to_vf) / sizeof(frag_to_vf[0]));
+ assert(i < Elements(frag_to_vf));
if (i915->setup.flatshade
- && (i == FRAG_ATTRIB_COL0 || i == FRAG_ATTRIB_COL1))
- EMIT_ATTR(frag_to_vf[i], i, INTERP_CONSTANT);
- else
- EMIT_ATTR(frag_to_vf[i], i, INTERP_LINEAR);
+ && (i == FRAG_ATTRIB_COL0 || i == FRAG_ATTRIB_COL1)) {
+ emit_vertex_attr(vinfo, frag_to_vf[i], FORMAT_4UB);
+ }
+ else {
+ emit_vertex_attr(vinfo, frag_to_vf[i], FORMAT_4UB);
+ }
+ vinfo->hwfmt[0] |= S4_VFMT_COLOR;
}
}
for (i = FRAG_ATTRIB_TEX0; i < FRAG_ATTRIB_MAX; i++) {
+ uint hwtc;
if (inputsRead & (1 << i)) {
+ hwtc = TEXCOORDFMT_4D;
assert(i < sizeof(frag_to_vf) / sizeof(frag_to_vf[0]));
- EMIT_ATTR(frag_to_vf[i], i, INTERP_PERSPECTIVE);
+ emit_vertex_attr(vinfo, frag_to_vf[i], FORMAT_4F);
+ }
+ else {
+ hwtc = TEXCOORDFMT_NOT_PRESENT;
}
+ vinfo->hwfmt[1] |= hwtc << ((i - FRAG_ATTRIB_TEX0) * 4);
}
/* Additional attributes required for setup: Just twosided
*/
if (i915->setup.light_twoside) {
if (inputsRead & FRAG_BIT_COL0) {
- EMIT_ATTR(VF_ATTRIB_BFC0, FRAG_ATTRIB_MAX, 0); /* XXX: mark as discarded after setup */
+ /* XXX: mark as discarded after setup */
+ emit_vertex_attr(vinfo, VF_ATTRIB_BFC0, FORMAT_OMIT);
}
if (inputsRead & FRAG_BIT_COL1) {
- EMIT_ATTR(VF_ATTRIB_BFC1, FRAG_ATTRIB_MAX, 0); /* XXX: discard after setup */
+ /* XXX: discard after setup */
+ emit_vertex_attr(vinfo, VF_ATTRIB_BFC1, FORMAT_OMIT);
}
}
- /* If the attributes have changed, tell the draw module (which in turn
- * tells the vf module) about the new vertex layout.
+ /* If the attributes have changed, tell the draw module about the new
+ * vertex layout. We'll also update the hardware vertex format info.
*/
draw_set_vertex_attributes( i915->draw,
- slot_to_vf_attr,
- nr_attrs );
+ vinfo->slot_to_attrib,
+ vinfo->num_attribs);
+#if 0
+ printf("VERTEX_FORMAT LIS2: 0x%x LIS4: 0x%x\n",
+ vinfo->hwfmt[1], vinfo->hwfmt[0]);
+#endif
}
+
/* Hopefully this will remain quite simple, otherwise need to pull in
* something like the state tracker mechanism.
*/
if (i915->dirty & (I915_NEW_SETUP | I915_NEW_FS))
calculate_vertex_layout( i915 );
+ if (i915->dirty & I915_NEW_SAMPLER)
+ i915_update_samplers(i915);
+
+ if (i915->dirty & I915_NEW_TEXTURE)
+ i915_update_textures(i915);
+
if (i915->dirty)
i915_update_immediate( i915 );
zformat = translate_depth_format( i915->framebuffer.zbuf->format );
OUT_BATCH(_3DSTATE_DST_BUF_VARS_CMD);
-
OUT_BATCH(DSTORG_HORT_BIAS(0x8) | /* .5 */
DSTORG_VERT_BIAS(0x8) | /* .5 */
LOD_PRECLAMP_OGL |
}
}
+
+#if 0
+ /* texture images */
+ if (i915->hardware_dirty & I915_HW_MAP)
+ {
+ const uint nr = i915->current.sampler_enable_nr;
+ const uint enabled = i915->current.sampler_enable_flags;
+ uint unit;
+ uint count = 0;
+ OUT_BATCH(_3DSTATE_MAP_STATE | (3 * nr));
+ OUT_BATCH(enabled);
+ for (unit = 0; unit < I915_TEX_UNITS; unit++) {
+ if (enabled & (1 << unit)) {
+ struct pipe_buffer_handle *buf =
+ i915->texture[unit]->region->buffer;
+ uint offset = 0;
+ assert(buf);
+
+ count++;
+
+ OUT_RELOC(buf,
+ I915_BUFFER_ACCESS_READ,
+ offset);
+ OUT_BATCH(i915->current.texbuffer[unit][0]); /* MS3 */
+ OUT_BATCH(i915->current.texbuffer[unit][1]); /* MS4 */
+ }
+ }
+ assert(count == nr);
+ }
+#endif
+
+#if 0
/* samplers */
if (i915->hardware_dirty & I915_HW_SAMPLER)
{
}
}
}
-
-
+#endif
/* constants */
if (i915->hardware_dirty & I915_HW_PROGRAM)
unsigned LIS2, LIS4;
/* I915_NEW_VERTEX_FORMAT */
+#if 01
LIS2 = 0xffffffff;
LIS4 = (S4_VFMT_XYZ | S4_VFMT_COLOR);
+#else
+ assert(LIS2 == i915->current.vertex_info.hwfmt[1]);
+ assert(LIS4 == i915->current.vertex_info.hwfmt[0]);
+ LIS2 = i915->current.vertex_info.hwfmt[1];
+ LIS4 = i915->current.vertex_info.hwfmt[0];
+ printf("UPLOAD FORMAT LIS2: 0x%x LIS4: 0x%x\n", LIS2, LIS4);
+#endif
/* I915_NEW_SETUP */
#include "i915_state_inlines.h"
#include "i915_context.h"
#include "i915_reg.h"
+#include "i915_state.h"
//#include "i915_cache.h"
i915->hardware_dirty |= I915_HW_SAMPLER;
}
+
+
+
+
+static uint
+translate_texture_format(uint pipeFormat)
+{
+ switch (pipeFormat) {
+ case PIPE_FORMAT_U_L8:
+ return MAPSURF_8BIT | MT_8BIT_L8;
+ case PIPE_FORMAT_U_I8:
+ return MAPSURF_8BIT | MT_8BIT_I8;
+ case PIPE_FORMAT_U_A8:
+ return MAPSURF_8BIT | MT_8BIT_A8;
+ case PIPE_FORMAT_U_L8_A8:
+ return MAPSURF_16BIT | MT_16BIT_AY88;
+ case PIPE_FORMAT_U_R5_G6_B5:
+ return MAPSURF_16BIT | MT_16BIT_RGB565;
+ case PIPE_FORMAT_U_A1_R5_G5_B5:
+ return MAPSURF_16BIT | MT_16BIT_ARGB1555;
+ case PIPE_FORMAT_U_A4_R4_G4_B4:
+ return MAPSURF_16BIT | MT_16BIT_ARGB4444;
+ case PIPE_FORMAT_U_A8_R8_G8_B8:
+ return MAPSURF_32BIT | MT_32BIT_ARGB8888;
+ case PIPE_FORMAT_YCBCR_REV:
+ return (MAPSURF_422 | MT_422_YCRCB_NORMAL);
+ case PIPE_FORMAT_YCBCR:
+ return (MAPSURF_422 | MT_422_YCRCB_SWAPY);
+#if 0
+ case PIPE_FORMAT_RGB_FXT1:
+ case PIPE_FORMAT_RGBA_FXT1:
+ return (MAPSURF_COMPRESSED | MT_COMPRESS_FXT1);
+#endif
+ case PIPE_FORMAT_U_Z16:
+ return (MAPSURF_16BIT | MT_16BIT_L16);
+#if 0
+ case PIPE_FORMAT_RGBA_DXT1:
+ case PIPE_FORMAT_RGB_DXT1:
+ return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT1);
+ case PIPE_FORMAT_RGBA_DXT3:
+ return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT2_3);
+ case PIPE_FORMAT_RGBA_DXT5:
+ return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT4_5);
+#endif
+ case PIPE_FORMAT_S8_Z24:
+ return (MAPSURF_32BIT | MT_32BIT_xL824);
+ default:
+ fprintf(stderr, "i915: translate_texture_format() bad image format %x\n",
+ pipeFormat);
+ assert(0);
+ return 0;
+ }
+}
+
+
+#define I915_TEXREG_MS3 1
+#define I915_TEXREG_MS4 2
+
+
+static void
+i915_update_texture(struct i915_context *i915, uint unit,
+ uint state[6])
+{
+ const struct pipe_mipmap_tree *mt = i915->texture[unit];
+ uint format, pitch;
+ const uint width = mt->width0, height = mt->height0, depth = mt->depth0;
+ const uint num_levels = mt->last_level - mt->first_level;
+
+ assert(mt);
+ assert(width);
+ assert(height);
+ assert(depth);
+
+#if 0
+ if (i915->state.tex_buffer[unit] != NULL) {
+ driBOUnReference(i915->state.tex_buffer[unit]);
+ i915->state.tex_buffer[unit] = NULL;
+ }
+#endif
+
+
+ {
+ struct pipe_buffer_handle *p = driBOReference(mt->region->buffer);
+ }
+
+#if 0
+ i915->state.tex_buffer[unit] = driBOReference(intelObj->mt->region->
+ buffer);
+ i915->state.tex_offset[unit] = intel_miptree_image_offset(intelObj->mt,
+ 0, intelObj->
+ firstLevel);
+#endif
+
+ format = translate_texture_format(mt->format);
+ pitch = mt->pitch * mt->cpp;
+
+ assert(format);
+ assert(pitch);
+
+ printf("texture format = 0x%x\n", format);
+
+ /* MS3 state */
+ state[0] =
+ (((height - 1) << MS3_HEIGHT_SHIFT)
+ | ((width - 1) << MS3_WIDTH_SHIFT)
+ | format
+ | MS3_USE_FENCE_REGS);
+
+ /* MS4 state */
+ state[1] =
+ ((((pitch / 4) - 1) << MS4_PITCH_SHIFT)
+ | MS4_CUBE_FACE_ENA_MASK
+ | ((num_levels * 4) << MS4_MAX_LOD_SHIFT)
+ | ((depth - 1) << MS4_VOLUME_DEPTH_SHIFT));
+}
+
+
+
+void
+i915_update_textures(struct i915_context *i915)
+{
+ uint unit;
+
+ for (unit = 0; unit < I915_TEX_UNITS; unit++) {
+ /* determine unit enable/disable by looking for a bound mipmap tree */
+ /* could also examine the fragment program? */
+ if (i915->texture[unit]) {
+ i915_update_texture(i915, unit, i915->current.texbuffer[unit]);
+ }
+ }
+
+ i915->hardware_dirty |= I915_HW_MAP;
+}
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