diff options
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_llvm.c | 138 | ||||
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_llvm.h | 8 |
2 files changed, 99 insertions, 47 deletions
diff --git a/src/gallium/auxiliary/draw/draw_llvm.c b/src/gallium/auxiliary/draw/draw_llvm.c index 940b2d7..9c17e77 100644 --- a/src/gallium/auxiliary/draw/draw_llvm.c +++ b/src/gallium/auxiliary/draw/draw_llvm.c @@ -823,13 +823,21 @@ generate_viewport(struct draw_llvm *llvm, static LLVMValueRef generate_clipmask(LLVMBuilderRef builder, LLVMValueRef (*outputs)[NUM_CHANNELS], - boolean disable_zclipping, - boolean enable_d3dclipping) + boolean clip_xy, + boolean clip_z, + boolean clip_user, + boolean enable_d3dclipping, + struct draw_llvm *llvm) { LLVMValueRef mask; /* stores the <4xi32> clipmasks */ LLVMValueRef test, temp; LLVMValueRef zero, shift; LLVMValueRef pos_x, pos_y, pos_z, pos_w; + LLVMValueRef planes, sum; + + unsigned nr; + unsigned i; + float (*plane)[4]; struct lp_type f32_type = lp_type_float_vec(32); @@ -843,33 +851,35 @@ generate_clipmask(LLVMBuilderRef builder, pos_w = LLVMBuildLoad(builder, outputs[0][3], ""); /*w0 w1 w2 w3*/ /* Cliptest, for hardwired planes */ - /* plane 1 */ - test = lp_build_compare(builder, f32_type, PIPE_FUNC_GREATER, pos_x , pos_w); - temp = shift; - test = LLVMBuildAnd(builder, test, temp, ""); - mask = test; + if (clip_xy){ + /* plane 1 */ + test = lp_build_compare(builder, f32_type, PIPE_FUNC_GREATER, pos_x , pos_w); + temp = shift; + test = LLVMBuildAnd(builder, test, temp, ""); + mask = test; - /* plane 2 */ - test = LLVMBuildFAdd(builder, pos_x, pos_w, ""); - test = lp_build_compare(builder, f32_type, PIPE_FUNC_GREATER, zero, test); - temp = LLVMBuildShl(builder, temp, shift, ""); - test = LLVMBuildAnd(builder, test, temp, ""); - mask = LLVMBuildOr(builder, mask, test, ""); + /* plane 2 */ + test = LLVMBuildFAdd(builder, pos_x, pos_w, ""); + test = lp_build_compare(builder, f32_type, PIPE_FUNC_GREATER, zero, test); + temp = LLVMBuildShl(builder, temp, shift, ""); + test = LLVMBuildAnd(builder, test, temp, ""); + mask = LLVMBuildOr(builder, mask, test, ""); - /* plane 3 */ - test = lp_build_compare(builder, f32_type, PIPE_FUNC_GREATER, pos_y, pos_w); - temp = LLVMBuildShl(builder, temp, shift, ""); - test = LLVMBuildAnd(builder, test, temp, ""); - mask = LLVMBuildOr(builder, mask, test, ""); - - /* plane 4 */ - test = LLVMBuildFAdd(builder, pos_y, pos_w, ""); - test = lp_build_compare(builder, f32_type, PIPE_FUNC_GREATER, zero, test); - temp = LLVMBuildShl(builder, temp, shift, ""); - test = LLVMBuildAnd(builder, test, temp, ""); - mask = LLVMBuildOr(builder, mask, test, ""); - - if (!disable_zclipping){ + /* plane 3 */ + test = lp_build_compare(builder, f32_type, PIPE_FUNC_GREATER, pos_y, pos_w); + temp = LLVMBuildShl(builder, temp, shift, ""); + test = LLVMBuildAnd(builder, test, temp, ""); + mask = LLVMBuildOr(builder, mask, test, ""); + + /* plane 4 */ + test = LLVMBuildFAdd(builder, pos_y, pos_w, ""); + test = lp_build_compare(builder, f32_type, PIPE_FUNC_GREATER, zero, test); + temp = LLVMBuildShl(builder, temp, shift, ""); + test = LLVMBuildAnd(builder, test, temp, ""); + mask = LLVMBuildOr(builder, mask, test, ""); + } + + if (clip_z){ if (enable_d3dclipping){ /* plane 5 */ test = lp_build_compare(builder, f32_type, PIPE_FUNC_GREATER, zero, pos_z); @@ -892,6 +902,32 @@ generate_clipmask(LLVMBuilderRef builder, mask = LLVMBuildOr(builder, mask, test, ""); } + if (clip_user){ + /* userclip planes */ + nr = llvm->draw->nr_planes; + plane = llvm->draw->plane; + for (i = 6; i < nr; i++) { + planes = lp_build_const_vec(f32_type, plane[i][0]); + sum = LLVMBuildMul(builder, planes, pos_x, ""); + + planes = lp_build_const_vec(f32_type, plane[i][1]); + test = LLVMBuildMul(builder, planes, pos_y, ""); + sum = LLVMBuildFAdd(builder, sum, test, ""); + + planes = lp_build_const_vec(f32_type, plane[i][2]); + test = LLVMBuildMul(builder, planes, pos_z, ""); + sum = LLVMBuildFAdd(builder, sum, test, ""); + + planes = lp_build_const_vec(f32_type, plane[i][3]); + test = LLVMBuildMul(builder, planes, pos_w, ""); + sum = LLVMBuildFAdd(builder, sum, test, ""); + + test = lp_build_compare(builder, f32_type, PIPE_FUNC_GREATER, zero, sum); + temp = LLVMBuildShl(builder, temp, shift, ""); + test = LLVMBuildAnd(builder, test, temp, ""); + mask = LLVMBuildOr(builder, mask, test, ""); + } + } return mask; } @@ -942,8 +978,10 @@ draw_llvm_generate(struct draw_llvm *llvm, struct draw_llvm_variant *variant) void *code; struct lp_build_sampler_soa *sampler = 0; LLVMValueRef ret, ret_ptr; - boolean disable_cliptest = variant->key.disable_cliptest; - boolean disable_viewport = variant->key.disable_viewport; + boolean bypass_viewport = variant->key.bypass_viewport; + boolean enable_cliptest = variant->key.clip_xy || + variant->key.clip_z || + variant->key.clip_user; arg_types[0] = llvm->context_ptr_type; /* context */ arg_types[1] = llvm->vertex_header_ptr_type; /* vertex_header */ @@ -1053,10 +1091,14 @@ draw_llvm_generate(struct draw_llvm *llvm, struct draw_llvm_variant *variant) store_clip(builder, io, outputs); /* do cliptest */ - if (!disable_cliptest){ + if (enable_cliptest){ /* allocate clipmask, assign it integer type */ - clipmask = generate_clipmask(builder, outputs, - variant->key.disable_zclipping, variant->key.enable_d3dclipping); + clipmask = generate_clipmask(builder, outputs, + variant->key.clip_xy, + variant->key.clip_z, + variant->key.clip_user, + variant->key.enable_d3dclipping, + llvm); /* return clipping boolean value for function */ clipmask_bool(builder, clipmask, ret_ptr); } @@ -1065,7 +1107,7 @@ draw_llvm_generate(struct draw_llvm *llvm, struct draw_llvm_variant *variant) } /* do viewport mapping */ - if (!disable_viewport){ + if (!bypass_viewport){ generate_viewport(llvm, builder, outputs); } @@ -1137,9 +1179,11 @@ draw_llvm_generate_elts(struct draw_llvm *llvm, struct draw_llvm_variant *varian void *code; struct lp_build_sampler_soa *sampler = 0; LLVMValueRef ret, ret_ptr; - boolean disable_cliptest = variant->key.disable_cliptest; - boolean disable_viewport = variant->key.disable_viewport; - + boolean bypass_viewport = variant->key.bypass_viewport; + boolean enable_cliptest = variant->key.clip_xy || + variant->key.clip_z || + variant->key.clip_user; + arg_types[0] = llvm->context_ptr_type; /* context */ arg_types[1] = llvm->vertex_header_ptr_type; /* vertex_header */ arg_types[2] = llvm->buffer_ptr_type; /* vbuffers */ @@ -1257,10 +1301,14 @@ draw_llvm_generate_elts(struct draw_llvm *llvm, struct draw_llvm_variant *varian store_clip(builder, io, outputs); /* do cliptest */ - if (!disable_cliptest){ + if (enable_cliptest){ /* allocate clipmask, assign it integer type */ - clipmask = generate_clipmask(builder, outputs, - variant->key.disable_zclipping, variant->key.enable_d3dclipping); + clipmask = generate_clipmask(builder, outputs, + variant->key.clip_xy, + variant->key.clip_z, + variant->key.clip_user, + variant->key.enable_d3dclipping, + llvm); /* return clipping boolean value for function */ clipmask_bool(builder, clipmask, ret_ptr); } @@ -1269,7 +1317,7 @@ draw_llvm_generate_elts(struct draw_llvm *llvm, struct draw_llvm_variant *varian } /* do viewport mapping */ - if (!disable_viewport){ + if (!bypass_viewport){ generate_viewport(llvm, builder, outputs); } @@ -1338,10 +1386,12 @@ draw_llvm_make_variant_key(struct draw_llvm *llvm, char *store) key->nr_vertex_elements = llvm->draw->pt.nr_vertex_elements; /* will have to rig this up properly later */ - key->disable_cliptest = 0; - key->disable_viewport = 0; - key->disable_zclipping = 0; - key->enable_d3dclipping = 0; + key->clip_xy = llvm->draw->clip_xy; + key->clip_z = llvm->draw->clip_z; + key->clip_user = llvm->draw->clip_user; + key->bypass_viewport = llvm->draw->identity_viewport; + key->enable_d3dclipping = (boolean)!llvm->draw->rasterizer->gl_rasterization_rules; + key->need_edgeflags = (llvm->draw->vs.edgeflag_output ? TRUE : FALSE); /* All variants of this shader will have the same value for * nr_samplers. Not yet trying to compact away holes in the diff --git a/src/gallium/auxiliary/draw/draw_llvm.h b/src/gallium/auxiliary/draw/draw_llvm.h index 8ff3669..4a4d93f 100644 --- a/src/gallium/auxiliary/draw/draw_llvm.h +++ b/src/gallium/auxiliary/draw/draw_llvm.h @@ -161,10 +161,12 @@ struct draw_llvm_variant_key { unsigned nr_vertex_elements:16; unsigned nr_samplers:12; - unsigned disable_cliptest:1; - unsigned disable_viewport:1; - unsigned disable_zclipping:1; + unsigned clip_xy:1; + unsigned clip_z:1; + unsigned clip_user:1; + unsigned bypass_viewport:1; unsigned enable_d3dclipping:1; + unsigned need_edgeflags:1; /* Variable number of vertex elements: */ |