static void print_arg( struct fragment_program *p, GLuint arg ) { GLuint src = UREG_SRC0(arg); if (src == _ZERO) { emit(p, "0"); return; } if (arg & (1<<UREG_CHANNEL_X_NEGATE_SHIFT)) emit(p, "-"); if (src == _ONE) { emit(p, "1"); return; } if (GET_UREG_TYPE(arg) == UREG_TYPE_STATE_CONST && p->Parameters->Parameters[GET_UREG_NR(arg)].Type == CONSTANT) { emit(p, "%g", p->Parameters->Parameters[GET_UREG_NR(arg)].Values[src]); return; } print_reg( p, arg ); switch (src){ case _X: emit(p, "[0]"); break; case _Y: emit(p, "[1]"); break; case _Z: emit(p, "[2]"); break; case _W: emit(p, "[3]"); break; } }
GLuint i915_emit_arith(struct i915_fragment_program * p, GLuint op, GLuint dest, GLuint mask, GLuint saturate, GLuint src0, GLuint src1, GLuint src2) { GLuint c[3]; GLuint nr_const = 0; assert(GET_UREG_TYPE(dest) != REG_TYPE_CONST); dest = UREG(GET_UREG_TYPE(dest), GET_UREG_NR(dest)); assert(dest); if (GET_UREG_TYPE(src0) == REG_TYPE_CONST) c[nr_const++] = 0; if (GET_UREG_TYPE(src1) == REG_TYPE_CONST) c[nr_const++] = 1; if (GET_UREG_TYPE(src2) == REG_TYPE_CONST) c[nr_const++] = 2; /* Recursively call this function to MOV additional const values * into temporary registers. Use utemp registers for this - * currently shouldn't be possible to run out, but keep an eye on * this. */ if (nr_const > 1) { GLuint s[3], first, i, old_utemp_flag; s[0] = src0; s[1] = src1; s[2] = src2; old_utemp_flag = p->utemp_flag; first = GET_UREG_NR(s[c[0]]); for (i = 1; i < nr_const; i++) { if (GET_UREG_NR(s[c[i]]) != first) { GLuint tmp = i915_get_utemp(p); i915_emit_arith(p, A0_MOV, tmp, A0_DEST_CHANNEL_ALL, 0, s[c[i]], 0, 0); s[c[i]] = tmp; } } src0 = s[0]; src1 = s[1]; src2 = s[2]; p->utemp_flag = old_utemp_flag; /* restore */ } *(p->csr++) = (op | A0_DEST(dest) | mask | saturate | A0_SRC0(src0)); *(p->csr++) = (A1_SRC0(src0) | A1_SRC1(src1)); *(p->csr++) = (A2_SRC1(src1) | A2_SRC2(src2)); p->nr_alu_insn++; return dest; }
static void i915EmitTextureProgram( struct i915_context *i915 ) { GLcontext *ctx = &i915->intel.ctx; struct i915_fragment_program *p = &i915->tex_program; GLuint unit; if (0) fprintf(stderr, "%s\n", __FUNCTION__); i915_init_program( i915, p ); if (ctx->Texture._EnabledUnits) { for (unit = 0 ; unit < ctx->Const.MaxTextureUnits ; unit++) if (ctx->Texture.Unit[unit]._ReallyEnabled) { p->last_tex_stage = unit; } for (unit = 0 ; unit < ctx->Const.MaxTextureUnits; unit++) if (ctx->Texture.Unit[unit]._ReallyEnabled) { p->src_previous = emit_texenv( p, unit ); p->src_texture = UREG_BAD; p->temp_flag = 0xffff000; p->temp_flag |= 1 << GET_UREG_NR(p->src_previous); } } emit_program_fini( p ); i915_fini_program( p ); i915_upload_program( i915, p ); p->translated = 1; }
GLuint i915_emit_texld( struct i915_fragment_program *p, GLuint dest, GLuint destmask, GLuint sampler, GLuint coord, GLuint op ) { if (coord != UREG(GET_UREG_TYPE(coord), GET_UREG_NR(coord))) { /* 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. */ i915_program_error(p, "Can't (yet) swizzle TEX arguments"); return 0; } /* Don't worry about saturate as we only support */ if (destmask != A0_DEST_CHANNEL_ALL) { GLuint tmp = i915_get_utemp(p); i915_emit_texld( p, tmp, A0_DEST_CHANNEL_ALL, sampler, coord, op ); i915_emit_arith( p, A0_MOV, dest, destmask, 0, tmp, 0, 0 ); return dest; } else { assert(GET_UREG_TYPE(dest) != REG_TYPE_CONST); assert(dest = UREG(GET_UREG_TYPE(dest), GET_UREG_NR(dest))); if (GET_UREG_TYPE(coord) != REG_TYPE_T) { p->nr_tex_indirect++; } *(p->csr++) = (op | T0_DEST( dest ) | T0_SAMPLER( sampler )); *(p->csr++) = T1_ADDRESS_REG( coord ); *(p->csr++) = T2_MBZ; p->nr_tex_insn++; return dest; } }
static GLuint get_source( struct i915_fragment_program *p, GLenum src, GLuint unit ) { switch (src) { case GL_TEXTURE: if (p->src_texture == UREG_BAD) { /* TODO: Use D0_CHANNEL_XY where possible. */ GLuint dim = translate_tex_src_bit( p, p->ctx->Texture.Unit[unit]._ReallyEnabled); GLuint sampler = i915_emit_decl(p, REG_TYPE_S, unit, dim); GLuint texcoord = i915_emit_decl(p, REG_TYPE_T, unit, D0_CHANNEL_ALL); GLuint tmp = i915_get_temp( p ); GLuint op = T0_TEXLD; if (p->VB->TexCoordPtr[unit]->size == 4) op = T0_TEXLDP; p->src_texture = i915_emit_texld( p, tmp, A0_DEST_CHANNEL_ALL, sampler, texcoord, op ); } return p->src_texture; /* Crossbar: */ case GL_TEXTURE0: case GL_TEXTURE1: case GL_TEXTURE2: case GL_TEXTURE3: case GL_TEXTURE4: case GL_TEXTURE5: case GL_TEXTURE6: case GL_TEXTURE7: { return UREG_BAD; } case GL_CONSTANT: return i915_emit_const4fv( p, p->ctx->Texture.Unit[unit].EnvColor ); case GL_PRIMARY_COLOR: return i915_emit_decl(p, REG_TYPE_T, T_DIFFUSE, D0_CHANNEL_ALL); case GL_PREVIOUS: default: i915_emit_decl(p, GET_UREG_TYPE(p->src_previous), GET_UREG_NR(p->src_previous), D0_CHANNEL_ALL); return p->src_previous; } }
static void print_reg( struct fragment_program *p, GLuint arg ) { switch (GET_UREG_TYPE(arg)) { case UREG_TYPE_TEMP: emit(p, "temp"); break; case UREG_TYPE_INTERP: emit(p, "interp"); break; case UREG_TYPE_LOCAL_CONST: emit(p, "local_const"); break; case UREG_TYPE_ENV_CONST: emit(p, "env_const"); break; case UREG_TYPE_STATE_CONST: emit(p, "state_param"); break; case UREG_TYPE_PARAM: emit(p, "local_param"); break; }; emit(p, "[%d]", GET_UREG_NR(arg)); if (GET_UREG_TYPE(arg) == UREG_TYPE_STATE_CONST) { emit(p, ".Values"); } }
BOOL copybox3d( GMABitMap_t *bm_dst, GMABitMap_t *bm_src, ULONG dst_x,ULONG dst_y,ULONG dst_width, ULONG dst_height, ULONG src_x,ULONG src_y,ULONG src_width, ULONG src_height ) { uint32_t dst_format; uint32_t src_format; if( !copybox3d_supported() ) { return FALSE; } // buffers in gfx memory ? if( ! (bm_src->fbgfx && bm_src->fbgfx) ) { return FALSE; } // Max texture size, src and dst must be differend (at least if overlaps) if( bm_src->pitch/4 > 2048 || bm_src->height > 2048 || bm_dst == bm_src ) { return FALSE; } // src pitch must be long aligmented. if( bm_src->pitch & 0x3 ) { bug("[IntelGMA] copybox3d: ERROR bm_src->pitch=%d/n",bm_src->pitch); return FALSE; } if(bm_src->bpp == 4) { src_format = MAPSURF_32BIT | MT_32BIT_ARGB8888; } else if(bm_src->bpp == 2) { src_format = MAPSURF_16BIT | MT_16BIT_RGB565; } else { bug("[IntelGMA] copybox3d: ERROR src_bpp=%d/n",bm_src->bpp); return FALSE; } if(bm_dst->bpp == 4) { dst_format = COLOR_BUF_ARGB8888; } else if(bm_dst->bpp == 2) { dst_format = COLOR_BUF_RGB565; } else { bug("[IntelGMA] copybox3d: ERROR dst_bpp=%d/n",bm_dst->bpp); return FALSE; } D(bug("[IntelGMA:HW] %s()\n", __func__)); LOCK_HW START_RING(72); /* invariant state */ OUT_RING( _3DSTATE_AA_CMD | AA_LINE_ECAAR_WIDTH_ENABLE | AA_LINE_ECAAR_WIDTH_1_0 | AA_LINE_REGION_WIDTH_ENABLE | AA_LINE_REGION_WIDTH_1_0 ); OUT_RING( _3DSTATE_INDEPENDENT_ALPHA_BLEND_CMD | IAB_MODIFY_ENABLE | IAB_MODIFY_FUNC | (BLENDFUNC_ADD << IAB_FUNC_SHIFT) | IAB_MODIFY_SRC_FACTOR | (BLENDFACT_ONE << IAB_SRC_FACTOR_SHIFT) | IAB_MODIFY_DST_FACTOR | (BLENDFACT_ZERO << IAB_DST_FACTOR_SHIFT) ); OUT_RING( _3DSTATE_DFLT_DIFFUSE_CMD ); OUT_RING( 0 ); OUT_RING( _3DSTATE_DFLT_SPEC_CMD ); OUT_RING( 0 ); OUT_RING( _3DSTATE_DFLT_Z_CMD ); OUT_RING( 0 ); OUT_RING( _3DSTATE_COORD_SET_BINDINGS | CSB_TCB(0, 0) | CSB_TCB(1, 1) | CSB_TCB(2, 2) | CSB_TCB(3, 3) | CSB_TCB(4, 4) | CSB_TCB(5, 5) | CSB_TCB(6, 6) | CSB_TCB(7, 7) ); OUT_RING( _3DSTATE_RASTER_RULES_CMD | ENABLE_POINT_RASTER_RULE | OGL_POINT_RASTER_RULE | ENABLE_LINE_STRIP_PROVOKE_VRTX | ENABLE_TRI_FAN_PROVOKE_VRTX | LINE_STRIP_PROVOKE_VRTX(1) | TRI_FAN_PROVOKE_VRTX(2) | ENABLE_TEXKILL_3D_4D | TEXKILL_4D ); OUT_RING( _3DSTATE_MODES_4_CMD | ENABLE_LOGIC_OP_FUNC | LOGIC_OP_FUNC(LOGICOP_COPY) | ENABLE_STENCIL_WRITE_MASK | STENCIL_WRITE_MASK(0xff) | ENABLE_STENCIL_TEST_MASK | STENCIL_TEST_MASK(0xff) ); OUT_RING( _3DSTATE_LOAD_STATE_IMMEDIATE_1 | I1_LOAD_S(3) | I1_LOAD_S(4) | I1_LOAD_S(5) | 2 ); OUT_RING( 0x00000000 ); /* Disable texture coordinate wrap-shortest */ OUT_RING( (1 << S4_POINT_WIDTH_SHIFT) | S4_LINE_WIDTH_ONE | S4_CULLMODE_NONE | S4_VFMT_XY ); OUT_RING( 0x00000000 ); /* Stencil. */ OUT_RING( _3DSTATE_SCISSOR_ENABLE_CMD | DISABLE_SCISSOR_RECT ); OUT_RING( _3DSTATE_SCISSOR_RECT_0_CMD ); OUT_RING( 0 ); OUT_RING( 0 ); OUT_RING( _3DSTATE_DEPTH_SUBRECT_DISABLE ); OUT_RING( _3DSTATE_LOAD_INDIRECT | 0 ); /* disable indirect state */ OUT_RING( 0 ); OUT_RING( _3DSTATE_STIPPLE ); OUT_RING( 0x00000000 ); OUT_RING( _3DSTATE_BACKFACE_STENCIL_OPS | BFO_ENABLE_STENCIL_TWO_SIDE | 0 ); /* samler state */ #define TEX_COUNT 1 OUT_RING( _3DSTATE_MAP_STATE | (3 * TEX_COUNT) ); OUT_RING( (1 << TEX_COUNT) - 1 ); // Source buffer OUT_RING( bm_src->framebuffer ); OUT_RING( src_format | (bm_src->height - 1) << MS3_HEIGHT_SHIFT | (bm_src->pitch/bm_src->bpp - 1) << MS3_WIDTH_SHIFT ); OUT_RING( (bm_src->pitch/4 -1) << MS4_PITCH_SHIFT ); OUT_RING( _3DSTATE_SAMPLER_STATE | (3 * TEX_COUNT) ); OUT_RING( (1 << TEX_COUNT) - 1 ); OUT_RING( MIPFILTER_NONE << SS2_MIP_FILTER_SHIFT | FILTER_NEAREST << SS2_MAG_FILTER_SHIFT | FILTER_NEAREST << SS2_MIN_FILTER_SHIFT ); OUT_RING( TEXCOORDMODE_WRAP << SS3_TCX_ADDR_MODE_SHIFT | TEXCOORDMODE_WRAP << SS3_TCY_ADDR_MODE_SHIFT | 0 << SS3_TEXTUREMAP_INDEX_SHIFT ); OUT_RING( 0x00000000 ); /* render target state */ // Destination buffer OUT_RING( _3DSTATE_BUF_INFO_CMD ); OUT_RING( BUF_3D_ID_COLOR_BACK | bm_dst->pitch ); OUT_RING( bm_dst->framebuffer ); OUT_RING( _3DSTATE_DST_BUF_VARS_CMD ); OUT_RING( dst_format | DSTORG_HORT_BIAS(0x8) | DSTORG_VERT_BIAS(0x8) ); /* draw rect is unconditional */ OUT_RING( _3DSTATE_DRAW_RECT_CMD ); OUT_RING( 0x00000000 ); OUT_RING( 0x00000000 ); // ymin, xmin OUT_RING( DRAW_YMAX(dst_y + dst_height - 1) | DRAW_XMAX(dst_x + dst_width - 1) ); /* yorig, xorig (relate to color buffer?) */ OUT_RING( 0x00000000 ); /* texfmt */ OUT_RING( _3DSTATE_LOAD_STATE_IMMEDIATE_1 | I1_LOAD_S(1) | I1_LOAD_S(2) | I1_LOAD_S(6) | 2 ); OUT_RING( (4 << S1_VERTEX_WIDTH_SHIFT) | (4 << S1_VERTEX_PITCH_SHIFT) ); OUT_RING( ~S2_TEXCOORD_FMT(0, TEXCOORDFMT_NOT_PRESENT) | S2_TEXCOORD_FMT(0, TEXCOORDFMT_2D) ); OUT_RING( S6_CBUF_BLEND_ENABLE | S6_COLOR_WRITE_ENABLE | BLENDFUNC_ADD << S6_CBUF_BLEND_FUNC_SHIFT | BLENDFACT_ONE << S6_CBUF_SRC_BLEND_FACT_SHIFT | BLENDFACT_ZERO << S6_CBUF_DST_BLEND_FACT_SHIFT ); /* pixel shader */ OUT_RING( _3DSTATE_PIXEL_SHADER_PROGRAM | (1 + 3*3 - 2) ); /* decl FS_T0 */ OUT_RING( D0_DCL | GET_UREG_TYPE(FS_T0) << D0_TYPE_SHIFT | GET_UREG_NR(FS_T0) << D0_NR_SHIFT | ((GET_UREG_TYPE(FS_T0) != GET_UREG_TYPE_S) ? D0_CHANNEL_ALL : 0) ); OUT_RING( 0 ); OUT_RING( 0 ); /* decl FS_S0 */ OUT_RING( D0_DCL | (GET_UREG_TYPE(FS_S0) << D0_TYPE_SHIFT) | (GET_UREG_NR(FS_S0) << D0_NR_SHIFT) | ((GET_UREG_TYPE(FS_S0) != GET_UREG_TYPE_S) ? D0_CHANNEL_ALL : 0) ); OUT_RING( 0 ); OUT_RING( 0 ); /* texld(FS_OC, FS_S0, FS_T0 */ OUT_RING( T0_TEXLD | (GET_UREG_TYPE(FS_OC) << T0_DEST_TYPE_SHIFT) | (GET_UREG_NR(FS_OC) << T0_DEST_NR_SHIFT) | (GET_UREG_NR(FS_S0) << T0_SAMPLER_NR_SHIFT) ); OUT_RING( (GET_UREG_TYPE(FS_T0) << T1_ADDRESS_GET_UREG_TYPE_SHIFT) | (GET_UREG_NR(FS_T0) << T1_ADDRESS_GET_UREG_NR_SHIFT) ); OUT_RING( 0 ); // rectangle // 3--x // | | // 2--1 OUT_RING( PRIM3D_RECTLIST | (3*4 - 1) ); OUT_RING( pack_float( dst_x + dst_width) ); OUT_RING( pack_float( dst_y + dst_height) ); OUT_RING( pack_float(src_x + src_width) ); OUT_RING( pack_float(src_y + src_height) ); OUT_RING( pack_float( dst_x + 0 ) ); OUT_RING( pack_float( dst_y +dst_height) ); OUT_RING( pack_float(src_x + 0) ); OUT_RING( pack_float(src_y + src_height) ); OUT_RING( pack_float( dst_x + 0 ) ); OUT_RING( pack_float( dst_y + 0 ) ); OUT_RING( pack_float(src_x + 0) ); OUT_RING( pack_float(src_y + 0) ); ADVANCE_RING(); DO_FLUSH(); UNLOCK_HW return TRUE; }
GLuint i915_emit_texld( struct i915_fragment_program *p, GLuint live_regs, GLuint dest, GLuint destmask, GLuint sampler, GLuint coord, GLuint op ) { if (coord != UREG(GET_UREG_TYPE(coord), GET_UREG_NR(coord))) { /* With the help of the "needed registers" table created earlier, pick * a register we can MOV the swizzled TC to (since TEX doesn't support * swizzled sources) */ GLuint swizCoord = get_free_rreg(p, live_regs); if (swizCoord == UREG_BAD) return 0; i915_emit_arith( p, A0_MOV, swizCoord, A0_DEST_CHANNEL_ALL, 0, coord, 0, 0 ); coord = swizCoord; } /* Don't worry about saturate as we only support texture formats * that are always in the 0..1 range. */ if (destmask != A0_DEST_CHANNEL_ALL) { GLuint tmp = i915_get_utemp(p); i915_emit_texld( p, 0, tmp, A0_DEST_CHANNEL_ALL, sampler, coord, op ); i915_emit_arith( p, A0_MOV, dest, destmask, 0, tmp, 0, 0 ); return dest; } else { assert(GET_UREG_TYPE(dest) != REG_TYPE_CONST); assert(dest = UREG(GET_UREG_TYPE(dest), GET_UREG_NR(dest))); /* Can't use unsaved temps for coords, as the phase boundary would result * in the contents becoming undefined. */ assert(GET_UREG_TYPE(coord) != REG_TYPE_U); if ((GET_UREG_TYPE(coord) != REG_TYPE_R) && (GET_UREG_TYPE(coord) != REG_TYPE_OC) && (GET_UREG_TYPE(coord) != REG_TYPE_OD) && (GET_UREG_TYPE(coord) != REG_TYPE_T)) { GLuint tmpCoord = get_free_rreg(p, live_regs); if (tmpCoord == UREG_BAD) return 0; i915_emit_arith(p, A0_MOV, tmpCoord, A0_DEST_CHANNEL_ALL, 0, coord, 0, 0); coord = tmpCoord; } /* Output register being oC or oD defines a phase boundary */ if (GET_UREG_TYPE(dest) == REG_TYPE_OC || GET_UREG_TYPE(dest) == REG_TYPE_OD) p->nr_tex_indirect++; /* Reading from an r# register whose contents depend on output of the * current phase defines a phase boundary. */ if (GET_UREG_TYPE(coord) == REG_TYPE_R && p->register_phases[GET_UREG_NR(coord)] == p->nr_tex_indirect) p->nr_tex_indirect++; *(p->csr++) = (op | T0_DEST( dest ) | T0_SAMPLER( sampler )); *(p->csr++) = T1_ADDRESS_REG( coord ); *(p->csr++) = T2_MBZ; if (GET_UREG_TYPE(dest) == REG_TYPE_R) p->register_phases[GET_UREG_NR(dest)] = p->nr_tex_indirect; p->nr_tex_insn++; return dest; } }
/** * Emit a texture load or texkill instruction. * \param dest the dest i915 register * \param destmask the dest register writemask * \param sampler the i915 sampler register * \param coord the i915 source texcoord operand * \param opcode the instruction opcode */ uint i915_emit_texld( struct i915_fp_compile *p, uint dest, uint destmask, uint sampler, uint coord, uint opcode, uint num_coord ) { const uint k = UREG(GET_UREG_TYPE(coord), GET_UREG_NR(coord)); int temp = -1; uint ignore = 0; /* Eliminate the useless texture coordinates. Otherwise we end up generating * a swizzle for no reason below. */ switch(num_coord) { case 0: /* Ignore x */ ignore |= (0xf << UREG_CHANNEL_X_SHIFT); case 1: /* Ignore y */ ignore |= (0xf << UREG_CHANNEL_Y_SHIFT); case 2: /* Ignore z */ ignore |= (0xf << UREG_CHANNEL_Z_SHIFT); case 3: /* Ignore w */ ignore |= (0xf << UREG_CHANNEL_W_SHIFT); } if ( (coord &~ignore ) != (k & ~ignore) ) { /* texcoord is swizzled or negated. Need to allocate a new temporary * register (a utemp / unpreserved temp) won't do. */ uint tempReg; temp = i915_get_temp(p); /* get temp reg index */ tempReg = UREG(REG_TYPE_R, temp); /* make i915 register */ i915_emit_arith( p, A0_MOV, tempReg, A0_DEST_CHANNEL_ALL, /* dest reg, writemask */ 0, /* saturate */ coord, 0, 0 ); /* src0, src1, src2 */ /* new src texcoord is tempReg */ coord = tempReg; } /* Don't worry about saturate as we only support */ if (destmask != A0_DEST_CHANNEL_ALL) { /* if not writing to XYZW... */ uint tmp = i915_get_utemp(p); i915_emit_texld( p, tmp, A0_DEST_CHANNEL_ALL, sampler, coord, opcode, num_coord ); i915_emit_arith( p, A0_MOV, dest, destmask, 0, tmp, 0, 0 ); /* XXX release utemp here? */ } else { assert(GET_UREG_TYPE(dest) != REG_TYPE_CONST); assert(dest == UREG(GET_UREG_TYPE(dest), GET_UREG_NR(dest))); /* Output register being oC or oD defines a phase boundary */ if (GET_UREG_TYPE(dest) == REG_TYPE_OC || GET_UREG_TYPE(dest) == REG_TYPE_OD) p->nr_tex_indirect++; /* Reading from an r# register whose contents depend on output of the * current phase defines a phase boundary. */ if (GET_UREG_TYPE(coord) == REG_TYPE_R && p->register_phases[GET_UREG_NR(coord)] == p->nr_tex_indirect) p->nr_tex_indirect++; if (p->csr< p->program + I915_PROGRAM_SIZE) { *(p->csr++) = (opcode | T0_DEST( dest ) | T0_SAMPLER( sampler )); *(p->csr++) = T1_ADDRESS_REG( coord ); *(p->csr++) = T2_MBZ; } else i915_program_error(p, "Out of instructions"); if (GET_UREG_TYPE(dest) == REG_TYPE_R) p->register_phases[GET_UREG_NR(dest)] = p->nr_tex_indirect; p->nr_tex_insn++; } if (temp >= 0) i915_release_temp(p, temp); return dest; }