From: Keith Whitwell Date: Fri, 29 Apr 2005 17:32:27 +0000 (+0000) Subject: Format for 80 columns. Add alternate matrix mul based on MAD rather than DP4. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=5f534aa1e2c53360bb1ae42fb196e41aa29d0d3d;p=mesa.git Format for 80 columns. Add alternate matrix mul based on MAD rather than DP4. --- diff --git a/src/mesa/tnl/t_vp_build.c b/src/mesa/tnl/t_vp_build.c index ab64e70bd69..eefede7913c 100644 --- a/src/mesa/tnl/t_vp_build.c +++ b/src/mesa/tnl/t_vp_build.c @@ -17,7 +17,8 @@ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * TUNGSTEN GRAPHICS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * TUNGSTEN GRAPHICS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ @@ -280,11 +281,13 @@ static void emit_dst( struct vp_dst_register *dst, { dst->File = reg.file; dst->Index = reg.idx; - dst->WriteMask = mask ? mask : WRITEMASK_XYZW; /* allow zero as a shorthand for xyzw */ + /* allow zero as a shorthand for xyzw */ + dst->WriteMask = mask ? mask : WRITEMASK_XYZW; dst->pad = 0; } -static void debug_insn( struct vp_instruction *inst, const char *fn, GLuint line ) +static void debug_insn( struct vp_instruction *inst, const char *fn, + GLuint line ) { #if DISASSEM static const char *last_fn; @@ -326,9 +329,14 @@ static void emit_op3fn(struct tnl_program *p, -#define emit_op3(p, op, dst, mask, src0, src1, src2) emit_op3fn(p, op, dst, mask, src0, src1, src2, __FUNCTION__, __LINE__) -#define emit_op2(p, op, dst, mask, src0, src1) emit_op3fn(p, op, dst, mask, src0, src1, undef, __FUNCTION__, __LINE__) -#define emit_op1(p, op, dst, mask, src0) emit_op3fn(p, op, dst, mask, src0, undef, undef, __FUNCTION__, __LINE__) +#define emit_op3(p, op, dst, mask, src0, src1, src2) \ + emit_op3fn(p, op, dst, mask, src0, src1, src2, __FUNCTION__, __LINE__) + +#define emit_op2(p, op, dst, mask, src0, src1) \ + emit_op3fn(p, op, dst, mask, src0, src1, undef, __FUNCTION__, __LINE__) + +#define emit_op1(p, op, dst, mask, src0) \ + emit_op3fn(p, op, dst, mask, src0, undef, undef, __FUNCTION__, __LINE__) static struct ureg make_temp( struct tnl_program *p, struct ureg reg ) @@ -357,7 +365,27 @@ static void emit_matrix_transform_vec4( struct tnl_program *p, emit_op2(p, VP_OPCODE_DP4, dest, WRITEMASK_Y, src, mat[1]); emit_op2(p, VP_OPCODE_DP4, dest, WRITEMASK_Z, src, mat[2]); emit_op2(p, VP_OPCODE_DP4, dest, WRITEMASK_W, src, mat[3]); +} + +static void emit_transpose_matrix_transform_vec4( struct tnl_program *p, + struct ureg dest, + const struct ureg *mat, + struct ureg src) +{ + struct ureg tmp; + + if (dest.file != PROGRAM_TEMPORARY) + tmp = get_temp(p); + else + tmp = dest; + emit_op2(p, VP_OPCODE_MUL, tmp, 0, swizzle1(src,X), mat[0]); + emit_op3(p, VP_OPCODE_MAD, tmp, 0, swizzle1(src,Y), mat[1], tmp); + emit_op3(p, VP_OPCODE_MAD, tmp, 0, swizzle1(src,Z), mat[2], tmp); + emit_op3(p, VP_OPCODE_MAD, dest, 0, swizzle1(src,W), mat[3], tmp); + + if (dest.file != PROGRAM_TEMPORARY) + release_temp(p, tmp); } static void emit_matrix_transform_vec3( struct tnl_program *p, @@ -388,10 +416,11 @@ static struct ureg get_eye_position( struct tnl_program *p ) struct ureg pos = register_input( p, VERT_ATTRIB_POS ); struct ureg modelview[4]; - register_matrix_param6( p, STATE_MATRIX, STATE_MODELVIEW, 0, 0, 3, 0, modelview ); + register_matrix_param6( p, STATE_MATRIX, STATE_MODELVIEW, 0, 0, 3, + STATE_MATRIX_TRANSPOSE, modelview ); p->eye_position = reserve_temp(p); - emit_matrix_transform_vec4( p, p->eye_position, modelview, pos ); + emit_transpose_matrix_transform_vec4(p, p->eye_position, modelview, pos); } return p->eye_position; @@ -416,7 +445,8 @@ static struct ureg get_eye_normal( struct tnl_program *p ) struct ureg normal = register_input(p, VERT_ATTRIB_NORMAL ); struct ureg mvinv[3]; - register_matrix_param6( p, STATE_MATRIX, STATE_MODELVIEW, 0, 0, 2, STATE_MATRIX_INVTRANS, mvinv ); + register_matrix_param6( p, STATE_MATRIX, STATE_MODELVIEW, 0, 0, 2, + STATE_MATRIX_INVTRANS, mvinv ); p->eye_normal = reserve_temp(p); @@ -430,8 +460,11 @@ static struct ureg get_eye_normal( struct tnl_program *p ) emit_normalize_vec3( p, p->eye_normal, p->eye_normal ); } else if (p->ctx->Transform.RescaleNormals) { - struct ureg rescale = register_param2(p, STATE_INTERNAL, STATE_NORMAL_SCALE); - emit_op2( p, VP_OPCODE_MUL, p->eye_normal, 0, normal, swizzle1(rescale, X)); + struct ureg rescale = register_param2(p, STATE_INTERNAL, + STATE_NORMAL_SCALE); + + emit_op2( p, VP_OPCODE_MUL, p->eye_normal, 0, normal, + swizzle1(rescale, X)); } } @@ -446,14 +479,17 @@ static void build_hpos( struct tnl_program *p ) struct ureg hpos = register_output( p, VERT_RESULT_HPOS ); struct ureg mvp[4]; - register_matrix_param6( p, STATE_MATRIX, STATE_MVP, 0, 0, 3, 0, mvp ); - emit_matrix_transform_vec4( p, hpos, mvp, pos ); + register_matrix_param6( p, STATE_MATRIX, STATE_MVP, 0, 0, 3, + STATE_MATRIX_TRANSPOSE, mvp ); + emit_transpose_matrix_transform_vec4( p, hpos, mvp, pos ); } static GLuint material_attrib( GLuint side, GLuint property ) { - return _TNL_ATTRIB_MAT_FRONT_AMBIENT + (property - STATE_AMBIENT) * 2 + side; + return (_TNL_ATTRIB_MAT_FRONT_AMBIENT + + (property - STATE_AMBIENT) * 2 + + side); } static void set_material_flags( struct tnl_program *p ) @@ -477,7 +513,8 @@ static void set_material_flags( struct tnl_program *p ) } -static struct ureg get_material( struct tnl_program *p, GLuint side, GLuint property ) +static struct ureg get_material( struct tnl_program *p, GLuint side, + GLuint property ) { GLuint attrib = material_attrib(side, property); @@ -506,12 +543,13 @@ static struct ureg get_material( struct tnl_program *p, GLuint side, GLuint prop static struct ureg get_scenecolor( struct tnl_program *p, GLuint side ) { if (p->materials & SCENE_COLOR_BITS(side)) { - struct ureg lightmodel_ambient = register_param1(p, STATE_LIGHTMODEL_AMBIENT); + struct ureg lm_ambient = register_param1(p, STATE_LIGHTMODEL_AMBIENT); struct ureg material_emission = get_material(p, side, STATE_EMISSION); struct ureg material_ambient = get_material(p, side, STATE_AMBIENT); struct ureg material_diffuse = get_material(p, side, STATE_DIFFUSE); struct ureg tmp = make_temp(p, material_diffuse); - emit_op3(p, VP_OPCODE_MAD, tmp, WRITEMASK_XYZ, lightmodel_ambient, material_ambient, material_emission); + emit_op3(p, VP_OPCODE_MAD, tmp, WRITEMASK_XYZ, lm_ambient, + material_ambient, material_emission); return tmp; } else @@ -519,11 +557,13 @@ static struct ureg get_scenecolor( struct tnl_program *p, GLuint side ) } -static struct ureg get_lightprod( struct tnl_program *p, GLuint light, GLuint side, GLuint property ) +static struct ureg get_lightprod( struct tnl_program *p, GLuint light, + GLuint side, GLuint property ) { GLuint attrib = material_attrib(side, property); if (p->materials & (1<SpotCutoff != 180.0F) { + struct ureg spot_dir = register_param3(p, STATE_LIGHT, i, + STATE_SPOT_DIRECTION); + struct ureg spot = get_temp(p); + struct ureg slt = get_temp(p); + + emit_normalize_vec3( p, spot, spot_dir ); /* XXX: precompute! */ + emit_op2(p, VP_OPCODE_DP3, spot, 0, negate(VPpli), spot_dir); + emit_op2(p, VP_OPCODE_SLT, slt, 0, swizzle1(spot_dir,W), spot); + emit_op2(p, VP_OPCODE_POW, spot, 0, spot, swizzle1(attenuation, W)); + emit_op2(p, VP_OPCODE_MUL, att, 0, slt, spot); + + release_temp(p, spot); + release_temp(p, slt); + } + + /* Calculate distance attenuation: + */ + if (light->ConstantAttenuation != 1.0 || + light->LinearAttenuation != 1.0 || + light->QuadraticAttenuation != 1.0) { + + /* 1/d,d,d,1/d */ + emit_op1(p, VP_OPCODE_RCP, dist, WRITEMASK_YZ, dist); + /* 1,d,d*d,1/d */ + emit_op2(p, VP_OPCODE_MUL, dist, WRITEMASK_XZ, dist, swizzle1(dist,Y)); + /* 1/dist-atten */ + emit_op2(p, VP_OPCODE_DP3, dist, 0, attenuation, dist); + + if (light->SpotCutoff != 180.0F) { + /* dist-atten */ + emit_op1(p, VP_OPCODE_RCP, dist, 0, dist); + /* spot-atten * dist-atten */ + emit_op2(p, VP_OPCODE_MUL, att, 0, dist, att); + } else { + /* dist-atten */ + emit_op1(p, VP_OPCODE_RCP, att, 0, dist); + } + } + + return att; +} + + @@ -575,7 +671,8 @@ static void build_lighting( struct tnl_program *p ) if (twoside) { struct ureg shininess = get_material(p, 1, STATE_SHININESS); - emit_op1(p, VP_OPCODE_MOV, dots, WRITEMASK_Z, negate(swizzle1(shininess,X))); + emit_op1(p, VP_OPCODE_MOV, dots, WRITEMASK_Z, + negate(swizzle1(shininess,X))); release_temp(p, shininess); _bfc0 = make_temp(p, get_scenecolor(p, 1)); @@ -597,15 +694,18 @@ static void build_lighting( struct tnl_program *p ) if (light->EyePosition[3] == 0) { /* Can used precomputed constants in this case: */ - VPpli = register_param3(p, STATE_LIGHT, i, STATE_POSITION_NORMALIZED); + VPpli = register_param3(p, STATE_LIGHT, i, + STATE_POSITION_NORMALIZED); half = register_param3(p, STATE_LIGHT, i, STATE_HALF); - /* Spot attenuation maybe applies to this case? Could precompute if so? */ + /* Spot attenuation maybe applies to this case? Could + * precompute if so? */ } else { - struct ureg Ppli = register_param3(p, STATE_LIGHT, i, STATE_POSITION); + struct ureg Ppli = register_param3(p, STATE_LIGHT, i, + STATE_POSITION); struct ureg V = get_eye_position(p); - struct ureg dst = get_temp(p); + struct ureg dist = get_temp(p); VPpli = get_temp(p); half = get_temp(p); @@ -614,12 +714,12 @@ static void build_lighting( struct tnl_program *p ) */ emit_op2(p, VP_OPCODE_SUB, VPpli, 0, Ppli, V); - /* Normalize VPpli. The dst value also used in + /* Normalize VPpli. The dist value also used in * attenuation below. */ - emit_op2(p, VP_OPCODE_DP3, dst, 0, VPpli, VPpli); - emit_op1(p, VP_OPCODE_RSQ, dst, 0, dst); - emit_op2(p, VP_OPCODE_MUL, VPpli, 0, VPpli, dst); + emit_op2(p, VP_OPCODE_DP3, dist, 0, VPpli, VPpli); + emit_op1(p, VP_OPCODE_RSQ, dist, 0, dist); + emit_op2(p, VP_OPCODE_MUL, VPpli, 0, VPpli, dist); /* Calculate attenuation: @@ -628,44 +728,7 @@ static void build_lighting( struct tnl_program *p ) light->ConstantAttenuation != 1.0 || light->LinearAttenuation != 1.0 || light->QuadraticAttenuation != 1.0) { - - struct ureg attenuation = register_param3(p, STATE_LIGHT, i, STATE_ATTENUATION); - att = get_temp(p); - - /* Calculate spot attenuation: - */ - if (light->SpotCutoff != 180.0F) { - struct ureg spot_dir = register_param3(p, STATE_LIGHT, i, STATE_SPOT_DIRECTION); - struct ureg spot = get_temp(p); - struct ureg slt = get_temp(p); - - emit_normalize_vec3( p, spot, spot_dir ); /* XXX: precompute! */ - emit_op2(p, VP_OPCODE_DP3, spot, 0, negate(VPpli), spot_dir); - emit_op2(p, VP_OPCODE_SLT, slt, 0, swizzle1(spot_dir,W), spot); - emit_op2(p, VP_OPCODE_POW, spot, 0, spot, swizzle1(attenuation, W)); - emit_op2(p, VP_OPCODE_MUL, att, 0, slt, spot); - - release_temp(p, spot); - release_temp(p, slt); - } - - /* Calculate distance attenuation: - */ - if (light->ConstantAttenuation != 1.0 || - light->LinearAttenuation != 1.0 || - light->QuadraticAttenuation != 1.0) { - - emit_op1(p, VP_OPCODE_RCP, dst, WRITEMASK_YZ, dst); /* 1/d,d,d,1/d */ - emit_op2(p, VP_OPCODE_MUL, dst, WRITEMASK_XZ, dst, swizzle1(dst,Y)); /* 1,d,d*d,1/d */ - emit_op2(p, VP_OPCODE_DP3, dst, 0, attenuation, dst); /* 1/dist-atten */ - - if (light->SpotCutoff != 180.0F) { - emit_op1(p, VP_OPCODE_RCP, dst, 0, dst); /* dist-atten */ - emit_op2(p, VP_OPCODE_MUL, att, 0, dst, att); /* spot-atten * dist-atten */ - } else { - emit_op1(p, VP_OPCODE_RCP, att, 0, dst); /* dist-atten */ - } - } + att = calculate_light_attenuation(p, i, light, VPpli, dist); } @@ -676,13 +739,13 @@ static void build_lighting( struct tnl_program *p ) emit_op2(p, VP_OPCODE_SUB, half, 0, VPpli, eye_hat); } else { - struct ureg z_dir = swizzle(get_identity_param(p),X,Y,W,Z); /* 0,0,1,0 */ + struct ureg z_dir = swizzle(get_identity_param(p),X,Y,W,Z); emit_op2(p, VP_OPCODE_ADD, half, 0, VPpli, z_dir); } emit_normalize_vec3(p, half, half); - release_temp(p, dst); + release_temp(p, dist); } /* Calculate dot products: @@ -781,7 +844,7 @@ static void build_fog( struct tnl_program *p ) TNLcontext *tnl = TNL_CONTEXT(ctx); struct ureg fog = register_output(p, VERT_RESULT_FOGC); struct ureg input; - + if (ctx->Fog.FogCoordinateSource == GL_FRAGMENT_DEPTH_EXT) { input = swizzle1(get_eye_position(p), Z); } @@ -799,18 +862,20 @@ static void build_fog( struct tnl_program *p ) emit_op2(p, VP_OPCODE_SUB, tmp, 0, swizzle1(params,Z), input); emit_op2(p, VP_OPCODE_MUL, tmp, 0, tmp, swizzle1(params,W)); emit_op2(p, VP_OPCODE_MAX, tmp, 0, tmp, swizzle1(id,X)); /* saturate */ - emit_op2(p, VP_OPCODE_MIN, fog, WRITEMASK_X, tmp, swizzle1(id,W)); /* saturate */ + emit_op2(p, VP_OPCODE_MIN, fog, WRITEMASK_X, tmp, swizzle1(id,W)); break; } case GL_EXP: emit_op1(p, VP_OPCODE_ABS, tmp, 0, input); emit_op2(p, VP_OPCODE_MUL, tmp, 0, tmp, swizzle1(params,X)); - emit_op2(p, VP_OPCODE_POW, fog, WRITEMASK_X, register_const1f(p, M_E), negate(tmp)); + emit_op2(p, VP_OPCODE_POW, fog, WRITEMASK_X, + register_const1f(p, M_E), negate(tmp)); break; case GL_EXP2: emit_op2(p, VP_OPCODE_MUL, tmp, 0, input, swizzle1(params,X)); emit_op2(p, VP_OPCODE_MUL, tmp, 0, tmp, tmp); - emit_op2(p, VP_OPCODE_POW, fog, WRITEMASK_X, register_const1f(p, M_E), negate(tmp)); + emit_op2(p, VP_OPCODE_POW, fog, WRITEMASK_X, + register_const1f(p, M_E), negate(tmp)); break; } @@ -824,7 +889,64 @@ static void build_fog( struct tnl_program *p ) emit_op1(p, VP_OPCODE_MOV, fog, WRITEMASK_X, input); } } + +static void build_reflect_texgen( struct tnl_program *p, + struct ureg dest, + GLuint writemask ) +{ + struct ureg normal = get_eye_normal(p); + struct ureg eye_hat = get_eye_position_normalized(p); + struct ureg tmp = get_temp(p); + /* n.u */ + emit_op2(p, VP_OPCODE_DP3, tmp, 0, normal, eye_hat); + /* 2n.u */ + emit_op2(p, VP_OPCODE_ADD, tmp, 0, tmp, tmp); + /* (-2n.u)n + u */ + emit_op3(p, VP_OPCODE_MAD, dest, writemask, negate(tmp), normal, eye_hat); +} + +static void build_sphere_texgen( struct tnl_program *p, + struct ureg dest, + GLuint writemask ) +{ + struct ureg normal = get_eye_normal(p); + struct ureg eye_hat = get_eye_position_normalized(p); + struct ureg tmp = get_temp(p); + struct ureg half = register_const1f(p, .5); + struct ureg r = get_temp(p); + struct ureg inv_m = get_temp(p); + struct ureg id = get_identity_param(p); + + /* Could share the above calculations, but it would be + * a fairly odd state for someone to set (both sphere and + * reflection active for different texture coordinate + * components. Of course - if two texture units enable + * reflect and/or sphere, things start to tilt in favour + * of seperating this out: + */ + + /* n.u */ + emit_op2(p, VP_OPCODE_DP3, tmp, 0, normal, eye_hat); + /* 2n.u */ + emit_op2(p, VP_OPCODE_ADD, tmp, 0, tmp, tmp); + /* (-2n.u)n + u */ + emit_op3(p, VP_OPCODE_MAD, r, 0, negate(tmp), normal, eye_hat); + /* r + 0,0,1 */ + emit_op2(p, VP_OPCODE_ADD, tmp, 0, r, swizzle(id,X,Y,W,Z)); + /* rx^2 + ry^2 + (rz+1)^2 */ + emit_op2(p, VP_OPCODE_DP3, tmp, 0, tmp, tmp); + /* 2/m */ + emit_op1(p, VP_OPCODE_RSQ, tmp, 0, tmp); + /* 1/m */ + emit_op2(p, VP_OPCODE_MUL, inv_m, 0, tmp, swizzle1(half,X)); + /* r/m + 1/2 */ + emit_op3(p, VP_OPCODE_MAD, dest, writemask, r, inv_m, swizzle1(half,X)); + + release_temp(p, tmp); + release_temp(p, r); + release_temp(p, inv_m); +} static void build_texture_transform( struct tnl_program *p ) @@ -862,14 +984,22 @@ static void build_texture_transform( struct tnl_program *p ) switch (modes[j]) { case GL_OBJECT_LINEAR: { struct ureg obj = register_input(p, VERT_ATTRIB_POS); - struct ureg plane = register_param3(p, STATE_TEXGEN, i, STATE_TEXGEN_OBJECT_S + j); - emit_op2(p, VP_OPCODE_DP4, out_texgen, WRITEMASK_X << j, obj, plane ); + struct ureg plane = + register_param3(p, STATE_TEXGEN, i, + STATE_TEXGEN_OBJECT_S + j); + + emit_op2(p, VP_OPCODE_DP4, out_texgen, WRITEMASK_X << j, + obj, plane ); break; } case GL_EYE_LINEAR: { struct ureg eye = get_eye_position(p); - struct ureg plane = register_param3(p, STATE_TEXGEN, i, STATE_TEXGEN_EYE_S + j); - emit_op2(p, VP_OPCODE_DP4, out_texgen, WRITEMASK_X << j, eye, plane ); + struct ureg plane = + register_param3(p, STATE_TEXGEN, i, + STATE_TEXGEN_EYE_S + j); + + emit_op2(p, VP_OPCODE_DP4, out_texgen, WRITEMASK_X << j, + eye, plane ); break; } case GL_SPHERE_MAP: @@ -889,42 +1019,11 @@ static void build_texture_transform( struct tnl_program *p ) if (sphere_mask) { - struct ureg normal = get_eye_normal(p); - struct ureg eye_hat = get_eye_position_normalized(p); - struct ureg tmp = get_temp(p); - struct ureg half = register_const1f(p, .5); - struct ureg r = get_temp(p); - struct ureg inv_m = get_temp(p); - - emit_op2(p, VP_OPCODE_DP3, tmp, 0, normal, eye_hat); /* n.u */ - emit_op2(p, VP_OPCODE_ADD, tmp, 0, tmp, tmp); /* 2n.u */ - emit_op3(p, VP_OPCODE_MAD, r, 0, negate(tmp), normal, eye_hat); /* (-2n.u)n + u */ - emit_op2(p, VP_OPCODE_ADD, tmp, 0, r, swizzle(get_identity_param(p),X,Y,W,Z)); /* r + 0,0,1 */ - emit_op2(p, VP_OPCODE_DP3, tmp, 0, tmp, tmp); /* rx^2 + ry^2 + (rz+1)^2 */ - emit_op1(p, VP_OPCODE_RSQ, tmp, 0, tmp); /* 2/m */ - emit_op2(p, VP_OPCODE_MUL, inv_m, 0, tmp, swizzle1(half,X)); /* 1/m */ - emit_op3(p, VP_OPCODE_MAD, out_texgen, sphere_mask, r, inv_m, swizzle1(half,X)); /* r/m + 1/2 */ - - release_temp(p, tmp); - release_temp(p, r); - release_temp(p, inv_m); + build_sphere_texgen(p, out_texgen, sphere_mask); } - /* Could duplicate the above calculations, but it would be - * a fairly odd state for someone to set (both sphere and - * reflection active for different texture coordinate - * components. Of course - if two texture units enable - * reflect and/or sphere, things start to tilt in favour - * of seperating this out: - */ if (reflect_mask) { - struct ureg normal = get_eye_normal(p); - struct ureg eye_hat = get_eye_position_normalized(p); - struct ureg tmp = get_temp(p); - - emit_op2(p, VP_OPCODE_DP3, tmp, 0, normal, eye_hat); - emit_op2(p, VP_OPCODE_ADD, tmp, 0, tmp, tmp); - emit_op3(p, VP_OPCODE_MAD, out_texgen, reflect_mask, negate(tmp), normal, eye_hat); + build_reflect_texgen(p, out_texgen, reflect_mask); } if (normal_mask) { @@ -940,8 +1039,11 @@ static void build_texture_transform( struct tnl_program *p ) if (texmat_enabled) { struct ureg texmat[4]; - struct ureg in = !is_undef(out_texgen) ? out_texgen : register_input(p, VERT_ATTRIB_TEX0+i); - register_matrix_param6( p, STATE_MATRIX, STATE_TEXTURE, i, 0, 3, 0, texmat ); + struct ureg in = (!is_undef(out_texgen) ? + out_texgen : + register_input(p, VERT_ATTRIB_TEX0+i)); + register_matrix_param6( p, STATE_MATRIX, STATE_TEXTURE, i, + 0, 3, 0, texmat ); emit_matrix_transform_vec4( p, out, texmat, in ); } @@ -956,9 +1058,9 @@ static void build_texture_transform( struct tnl_program *p ) static void build_pointsize( struct tnl_program *p ) { struct ureg eye = get_eye_position(p); - struct ureg state_size = register_param1( p, STATE_POINT_SIZE ); - struct ureg state_attenuation = register_param1( p, STATE_POINT_ATTENUATION ); - struct ureg out = register_output( p, VERT_RESULT_PSIZ ); + struct ureg state_size = register_param1(p, STATE_POINT_SIZE); + struct ureg state_attenuation = register_param1(p, STATE_POINT_ATTENUATION); + struct ureg out = register_output(p, VERT_RESULT_PSIZ); struct ureg ut = get_temp(p); /* 1, -Z, Z * Z, 1 */ @@ -967,7 +1069,7 @@ static void build_pointsize( struct tnl_program *p ) emit_op2(p, VP_OPCODE_MUL, ut, WRITEMASK_Z, ut, negate(swizzle1(eye, Z))); - /* p1 + p2 * dst + p3 * dst * dst, 0 */ + /* p1 + p2 * dist + p3 * dist * dist, 0 */ emit_op2(p, VP_OPCODE_DP3, ut, 0, ut, state_attenuation); /* 1 / factor */