[Mesa-dev] [PATCH 2/4] swr: implement geometry shaders
Tim Rowley
timothy.o.rowley at intel.com
Fri Mar 3 01:17:00 UTC 2017
---
src/gallium/drivers/swr/swr_context.cpp | 2 +-
src/gallium/drivers/swr/swr_context.h | 25 +-
src/gallium/drivers/swr/swr_draw.cpp | 50 +--
src/gallium/drivers/swr/swr_fence_work.cpp | 21 ++
src/gallium/drivers/swr/swr_fence_work.h | 3 +
src/gallium/drivers/swr/swr_scratch.cpp | 1 +
src/gallium/drivers/swr/swr_scratch.h | 1 +
src/gallium/drivers/swr/swr_screen.cpp | 6 +-
src/gallium/drivers/swr/swr_shader.cpp | 475 ++++++++++++++++++++++++++++-
src/gallium/drivers/swr/swr_shader.h | 22 ++
src/gallium/drivers/swr/swr_state.cpp | 99 +++++-
src/gallium/drivers/swr/swr_state.h | 50 +++
src/gallium/drivers/swr/swr_tex_sample.cpp | 6 +
13 files changed, 699 insertions(+), 62 deletions(-)
diff --git a/src/gallium/drivers/swr/swr_context.cpp b/src/gallium/drivers/swr/swr_context.cpp
index b89ce1b..1c98ac2 100644
--- a/src/gallium/drivers/swr/swr_context.cpp
+++ b/src/gallium/drivers/swr/swr_context.cpp
@@ -307,7 +307,7 @@ swr_blit(struct pipe_context *pipe, const struct pipe_blit_info *blit_info)
util_blitter_save_vertex_buffer_slot(ctx->blitter, ctx->vertex_buffer);
util_blitter_save_vertex_elements(ctx->blitter, (void *)ctx->velems);
util_blitter_save_vertex_shader(ctx->blitter, (void *)ctx->vs);
- /*util_blitter_save_geometry_shader(ctx->blitter, (void*)ctx->gs);*/
+ util_blitter_save_geometry_shader(ctx->blitter, (void*)ctx->gs);
util_blitter_save_so_targets(
ctx->blitter,
ctx->num_so_targets,
diff --git a/src/gallium/drivers/swr/swr_context.h b/src/gallium/drivers/swr/swr_context.h
index 04e11fe..624e069 100644
--- a/src/gallium/drivers/swr/swr_context.h
+++ b/src/gallium/drivers/swr/swr_context.h
@@ -40,15 +40,17 @@
#define SWR_NEW_SAMPLER_VIEW (1 << 4)
#define SWR_NEW_VS (1 << 5)
#define SWR_NEW_FS (1 << 6)
-#define SWR_NEW_VSCONSTANTS (1 << 7)
-#define SWR_NEW_FSCONSTANTS (1 << 8)
-#define SWR_NEW_VERTEX (1 << 9)
-#define SWR_NEW_STIPPLE (1 << 10)
-#define SWR_NEW_SCISSOR (1 << 11)
-#define SWR_NEW_VIEWPORT (1 << 12)
-#define SWR_NEW_FRAMEBUFFER (1 << 13)
-#define SWR_NEW_CLIP (1 << 14)
-#define SWR_NEW_SO (1 << 15)
+#define SWR_NEW_GS (1 << 7)
+#define SWR_NEW_VSCONSTANTS (1 << 8)
+#define SWR_NEW_FSCONSTANTS (1 << 9)
+#define SWR_NEW_GSCONSTANTS (1 << 10)
+#define SWR_NEW_VERTEX (1 << 11)
+#define SWR_NEW_STIPPLE (1 << 12)
+#define SWR_NEW_SCISSOR (1 << 13)
+#define SWR_NEW_VIEWPORT (1 << 14)
+#define SWR_NEW_FRAMEBUFFER (1 << 15)
+#define SWR_NEW_CLIP (1 << 16)
+#define SWR_NEW_SO (1 << 17)
#define SWR_NEW_ALL 0x0000ffff
namespace std
@@ -85,11 +87,15 @@ struct swr_draw_context {
uint32_t num_constantsVS[PIPE_MAX_CONSTANT_BUFFERS];
const float *constantFS[PIPE_MAX_CONSTANT_BUFFERS];
uint32_t num_constantsFS[PIPE_MAX_CONSTANT_BUFFERS];
+ const float *constantGS[PIPE_MAX_CONSTANT_BUFFERS];
+ uint32_t num_constantsGS[PIPE_MAX_CONSTANT_BUFFERS];
swr_jit_texture texturesVS[PIPE_MAX_SHADER_SAMPLER_VIEWS];
swr_jit_sampler samplersVS[PIPE_MAX_SAMPLERS];
swr_jit_texture texturesFS[PIPE_MAX_SHADER_SAMPLER_VIEWS];
swr_jit_sampler samplersFS[PIPE_MAX_SAMPLERS];
+ swr_jit_texture texturesGS[PIPE_MAX_SHADER_SAMPLER_VIEWS];
+ swr_jit_sampler samplersGS[PIPE_MAX_SAMPLERS];
float userClipPlanes[PIPE_MAX_CLIP_PLANES][4];
@@ -112,6 +118,7 @@ struct swr_context {
struct swr_vertex_shader *vs;
struct swr_fragment_shader *fs;
+ struct swr_geometry_shader *gs;
struct swr_vertex_element_state *velems;
/** Other rendering state */
diff --git a/src/gallium/drivers/swr/swr_draw.cpp b/src/gallium/drivers/swr/swr_draw.cpp
index f764efe..c43f4a5 100644
--- a/src/gallium/drivers/swr/swr_draw.cpp
+++ b/src/gallium/drivers/swr/swr_draw.cpp
@@ -32,48 +32,6 @@
#include "util/u_prim.h"
/*
- * Convert mesa PIPE_PRIM_X to SWR enum PRIMITIVE_TOPOLOGY
- */
-static INLINE enum PRIMITIVE_TOPOLOGY
-swr_convert_prim_topology(const unsigned mode)
-{
- switch (mode) {
- case PIPE_PRIM_POINTS:
- return TOP_POINT_LIST;
- case PIPE_PRIM_LINES:
- return TOP_LINE_LIST;
- case PIPE_PRIM_LINE_LOOP:
- return TOP_LINE_LOOP;
- case PIPE_PRIM_LINE_STRIP:
- return TOP_LINE_STRIP;
- case PIPE_PRIM_TRIANGLES:
- return TOP_TRIANGLE_LIST;
- case PIPE_PRIM_TRIANGLE_STRIP:
- return TOP_TRIANGLE_STRIP;
- case PIPE_PRIM_TRIANGLE_FAN:
- return TOP_TRIANGLE_FAN;
- case PIPE_PRIM_QUADS:
- return TOP_QUAD_LIST;
- case PIPE_PRIM_QUAD_STRIP:
- return TOP_QUAD_STRIP;
- case PIPE_PRIM_POLYGON:
- return TOP_TRIANGLE_FAN; /* XXX TOP_POLYGON; */
- case PIPE_PRIM_LINES_ADJACENCY:
- return TOP_LINE_LIST_ADJ;
- case PIPE_PRIM_LINE_STRIP_ADJACENCY:
- return TOP_LISTSTRIP_ADJ;
- case PIPE_PRIM_TRIANGLES_ADJACENCY:
- return TOP_TRI_LIST_ADJ;
- case PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY:
- return TOP_TRI_STRIP_ADJ;
- default:
- assert(0 && "Unknown topology");
- return TOP_UNKNOWN;
- }
-};
-
-
-/*
* Draw vertex arrays, with optional indexing, optional instancing.
*/
static void
@@ -171,7 +129,13 @@ swr_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info)
feState.provokingVertex = {2, 1, 2};
}
- switch (info->mode) {
+ enum pipe_prim_type topology;
+ if (ctx->gs)
+ topology = (pipe_prim_type)ctx->gs->info.base.properties[TGSI_PROPERTY_GS_OUTPUT_PRIM];
+ else
+ topology = info->mode;
+
+ switch (topology) {
case PIPE_PRIM_TRIANGLE_FAN:
feState.topologyProvokingVertex = feState.provokingVertex.triFan;
break;
diff --git a/src/gallium/drivers/swr/swr_fence_work.cpp b/src/gallium/drivers/swr/swr_fence_work.cpp
index 1fd2a83..594ebaa 100644
--- a/src/gallium/drivers/swr/swr_fence_work.cpp
+++ b/src/gallium/drivers/swr/swr_fence_work.cpp
@@ -99,6 +99,12 @@ swr_delete_fs_cb(struct swr_fence_work *work)
delete work->free.swr_fs;
}
+static void
+swr_delete_gs_cb(struct swr_fence_work *work)
+{
+ delete work->free.swr_gs;
+}
+
bool
swr_fence_work_free(struct pipe_fence_handle *fence, void *data,
bool aligned_free)
@@ -146,3 +152,18 @@ swr_fence_work_delete_fs(struct pipe_fence_handle *fence,
return true;
}
+
+bool
+swr_fence_work_delete_gs(struct pipe_fence_handle *fence,
+ struct swr_geometry_shader *swr_gs)
+{
+ struct swr_fence_work *work = CALLOC_STRUCT(swr_fence_work);
+ if (!work)
+ return false;
+ work->callback = swr_delete_gs_cb;
+ work->free.swr_gs = swr_gs;
+
+ swr_add_fence_work(fence, work);
+
+ return true;
+}
diff --git a/src/gallium/drivers/swr/swr_fence_work.h b/src/gallium/drivers/swr/swr_fence_work.h
index 1240360..a1e72fd 100644
--- a/src/gallium/drivers/swr/swr_fence_work.h
+++ b/src/gallium/drivers/swr/swr_fence_work.h
@@ -31,6 +31,7 @@ struct swr_fence_work {
void *data;
struct swr_vertex_shader *swr_vs;
struct swr_fragment_shader *swr_fs;
+ struct swr_geometry_shader *swr_gs;
} free;
struct swr_fence_work *next;
@@ -44,4 +45,6 @@ bool swr_fence_work_delete_vs(struct pipe_fence_handle *fence,
struct swr_vertex_shader *swr_vs);
bool swr_fence_work_delete_fs(struct pipe_fence_handle *fence,
struct swr_fragment_shader *swr_vs);
+bool swr_fence_work_delete_gs(struct pipe_fence_handle *fence,
+ struct swr_geometry_shader *swr_gs);
#endif
diff --git a/src/gallium/drivers/swr/swr_scratch.cpp b/src/gallium/drivers/swr/swr_scratch.cpp
index 58d18d0..db095de 100644
--- a/src/gallium/drivers/swr/swr_scratch.cpp
+++ b/src/gallium/drivers/swr/swr_scratch.cpp
@@ -99,6 +99,7 @@ swr_destroy_scratch_buffers(struct swr_context *ctx)
if (scratch) {
AlignedFree(scratch->vs_constants.base);
AlignedFree(scratch->fs_constants.base);
+ AlignedFree(scratch->gs_constants.base);
AlignedFree(scratch->vertex_buffer.base);
AlignedFree(scratch->index_buffer.base);
FREE(scratch);
diff --git a/src/gallium/drivers/swr/swr_scratch.h b/src/gallium/drivers/swr/swr_scratch.h
index 74218d6..79c9b7a 100644
--- a/src/gallium/drivers/swr/swr_scratch.h
+++ b/src/gallium/drivers/swr/swr_scratch.h
@@ -35,6 +35,7 @@ struct swr_scratch_space {
struct swr_scratch_buffers {
struct swr_scratch_space vs_constants;
struct swr_scratch_space fs_constants;
+ struct swr_scratch_space gs_constants;
struct swr_scratch_space vertex_buffer;
struct swr_scratch_space index_buffer;
};
diff --git a/src/gallium/drivers/swr/swr_screen.cpp b/src/gallium/drivers/swr/swr_screen.cpp
index f41020b..0488a5b 100644
--- a/src/gallium/drivers/swr/swr_screen.cpp
+++ b/src/gallium/drivers/swr/swr_screen.cpp
@@ -347,10 +347,12 @@ swr_get_shader_param(struct pipe_screen *screen,
unsigned shader,
enum pipe_shader_cap param)
{
- if (shader == PIPE_SHADER_VERTEX || shader == PIPE_SHADER_FRAGMENT)
+ if (shader == PIPE_SHADER_VERTEX ||
+ shader == PIPE_SHADER_FRAGMENT ||
+ shader == PIPE_SHADER_GEOMETRY)
return gallivm_get_shader_param(param);
- // Todo: geometry, tesselation, compute
+ // Todo: tesselation, compute
return 0;
}
diff --git a/src/gallium/drivers/swr/swr_shader.cpp b/src/gallium/drivers/swr/swr_shader.cpp
index 9169f6d..09d8145 100644
--- a/src/gallium/drivers/swr/swr_shader.cpp
+++ b/src/gallium/drivers/swr/swr_shader.cpp
@@ -35,6 +35,7 @@
#include "tgsi/tgsi_strings.h"
#include "util/u_format.h"
+#include "util/u_prim.h"
#include "gallivm/lp_bld_init.h"
#include "gallivm/lp_bld_flow.h"
#include "gallivm/lp_bld_struct.h"
@@ -47,6 +48,7 @@
#include "swr_screen.h"
using namespace SwrJit;
+using namespace llvm;
static unsigned
locate_linkage(ubyte name, ubyte index, struct tgsi_shader_info *info);
@@ -66,6 +68,11 @@ bool operator==(const swr_jit_fetch_key &lhs, const swr_jit_fetch_key &rhs)
return !memcmp(&lhs, &rhs, sizeof(lhs));
}
+bool operator==(const swr_jit_gs_key &lhs, const swr_jit_gs_key &rhs)
+{
+ return !memcmp(&lhs, &rhs, sizeof(lhs));
+}
+
static void
swr_generate_sampler_key(const struct lp_tgsi_info &info,
struct swr_context *ctx,
@@ -137,11 +144,18 @@ swr_generate_fs_key(struct swr_jit_fs_key &key,
key.nr_cbufs = ctx->framebuffer.nr_cbufs;
key.light_twoside = ctx->rasterizer->light_twoside;
key.sprite_coord_enable = ctx->rasterizer->sprite_coord_enable;
+
+ struct tgsi_shader_info *pPrevShader;
+ if (ctx->gs)
+ pPrevShader = &ctx->gs->info.base;
+ else
+ pPrevShader = &ctx->vs->info.base;
+
memcpy(&key.vs_output_semantic_name,
- &ctx->vs->info.base.output_semantic_name,
+ &pPrevShader->output_semantic_name,
sizeof(key.vs_output_semantic_name));
memcpy(&key.vs_output_semantic_idx,
- &ctx->vs->info.base.output_semantic_index,
+ &pPrevShader->output_semantic_index,
sizeof(key.vs_output_semantic_idx));
swr_generate_sampler_key(swr_fs->info, ctx, PIPE_SHADER_FRAGMENT, key);
@@ -171,6 +185,25 @@ swr_generate_fetch_key(struct swr_jit_fetch_key &key,
key.fsState = velems->fsState;
}
+void
+swr_generate_gs_key(struct swr_jit_gs_key &key,
+ struct swr_context *ctx,
+ swr_geometry_shader *swr_gs)
+{
+ memset(&key, 0, sizeof(key));
+
+ struct tgsi_shader_info *pPrevShader = &ctx->vs->info.base;
+
+ memcpy(&key.vs_output_semantic_name,
+ &pPrevShader->output_semantic_name,
+ sizeof(key.vs_output_semantic_name));
+ memcpy(&key.vs_output_semantic_idx,
+ &pPrevShader->output_semantic_index,
+ sizeof(key.vs_output_semantic_idx));
+
+ swr_generate_sampler_key(swr_gs->info, ctx, PIPE_SHADER_GEOMETRY, key);
+}
+
struct BuilderSWR : public Builder {
BuilderSWR(JitManager *pJitMgr, const char *pName)
: Builder(pJitMgr)
@@ -187,8 +220,433 @@ struct BuilderSWR : public Builder {
struct gallivm_state *gallivm;
PFN_VERTEX_FUNC CompileVS(struct swr_context *ctx, swr_jit_vs_key &key);
PFN_PIXEL_KERNEL CompileFS(struct swr_context *ctx, swr_jit_fs_key &key);
+ PFN_GS_FUNC CompileGS(struct swr_context *ctx, swr_jit_gs_key &key);
+
+ LLVMValueRef
+ swr_gs_llvm_fetch_input(const struct lp_build_tgsi_gs_iface *gs_iface,
+ struct lp_build_tgsi_context * bld_base,
+ boolean is_vindex_indirect,
+ LLVMValueRef vertex_index,
+ boolean is_aindex_indirect,
+ LLVMValueRef attrib_index,
+ LLVMValueRef swizzle_index);
+ void
+ swr_gs_llvm_emit_vertex(const struct lp_build_tgsi_gs_iface *gs_base,
+ struct lp_build_tgsi_context * bld_base,
+ LLVMValueRef (*outputs)[4],
+ LLVMValueRef emitted_vertices_vec);
+
+ void
+ swr_gs_llvm_end_primitive(const struct lp_build_tgsi_gs_iface *gs_base,
+ struct lp_build_tgsi_context * bld_base,
+ LLVMValueRef verts_per_prim_vec,
+ LLVMValueRef emitted_prims_vec);
+
+ void
+ swr_gs_llvm_epilogue(const struct lp_build_tgsi_gs_iface *gs_base,
+ struct lp_build_tgsi_context * bld_base,
+ LLVMValueRef total_emitted_vertices_vec,
+ LLVMValueRef emitted_prims_vec);
+
};
+struct swr_gs_llvm_iface {
+ struct lp_build_tgsi_gs_iface base;
+ struct tgsi_shader_info *info;
+
+ BuilderSWR *pBuilder;
+
+ Value *pGsCtx;
+ SWR_GS_STATE *pGsState;
+ uint32_t num_outputs;
+ uint32_t num_verts_per_prim;
+
+ Value *pVtxAttribMap;
+};
+
+// trampoline functions so we can use the builder llvm construction methods
+static LLVMValueRef
+swr_gs_llvm_fetch_input(const struct lp_build_tgsi_gs_iface *gs_iface,
+ struct lp_build_tgsi_context * bld_base,
+ boolean is_vindex_indirect,
+ LLVMValueRef vertex_index,
+ boolean is_aindex_indirect,
+ LLVMValueRef attrib_index,
+ LLVMValueRef swizzle_index)
+{
+ swr_gs_llvm_iface *iface = (swr_gs_llvm_iface*)gs_iface;
+
+ return iface->pBuilder->swr_gs_llvm_fetch_input(gs_iface, bld_base,
+ is_vindex_indirect,
+ vertex_index,
+ is_aindex_indirect,
+ attrib_index,
+ swizzle_index);
+}
+
+static void
+swr_gs_llvm_emit_vertex(const struct lp_build_tgsi_gs_iface *gs_base,
+ struct lp_build_tgsi_context * bld_base,
+ LLVMValueRef (*outputs)[4],
+ LLVMValueRef emitted_vertices_vec)
+{
+ swr_gs_llvm_iface *iface = (swr_gs_llvm_iface*)gs_base;
+
+ iface->pBuilder->swr_gs_llvm_emit_vertex(gs_base, bld_base,
+ outputs,
+ emitted_vertices_vec);
+}
+
+static void
+swr_gs_llvm_end_primitive(const struct lp_build_tgsi_gs_iface *gs_base,
+ struct lp_build_tgsi_context * bld_base,
+ LLVMValueRef verts_per_prim_vec,
+ LLVMValueRef emitted_prims_vec)
+{
+ swr_gs_llvm_iface *iface = (swr_gs_llvm_iface*)gs_base;
+
+ iface->pBuilder->swr_gs_llvm_end_primitive(gs_base, bld_base,
+ verts_per_prim_vec,
+ emitted_prims_vec);
+}
+
+static void
+swr_gs_llvm_epilogue(const struct lp_build_tgsi_gs_iface *gs_base,
+ struct lp_build_tgsi_context * bld_base,
+ LLVMValueRef total_emitted_vertices_vec,
+ LLVMValueRef emitted_prims_vec)
+{
+ swr_gs_llvm_iface *iface = (swr_gs_llvm_iface*)gs_base;
+
+ iface->pBuilder->swr_gs_llvm_epilogue(gs_base, bld_base,
+ total_emitted_vertices_vec,
+ emitted_prims_vec);
+}
+
+LLVMValueRef
+BuilderSWR::swr_gs_llvm_fetch_input(const struct lp_build_tgsi_gs_iface *gs_iface,
+ struct lp_build_tgsi_context * bld_base,
+ boolean is_vindex_indirect,
+ LLVMValueRef vertex_index,
+ boolean is_aindex_indirect,
+ LLVMValueRef attrib_index,
+ LLVMValueRef swizzle_index)
+{
+ swr_gs_llvm_iface *iface = (swr_gs_llvm_iface*)gs_iface;
+
+ IRB()->SetInsertPoint(unwrap(LLVMGetInsertBlock(gallivm->builder)));
+
+ assert(is_vindex_indirect == false && is_aindex_indirect == false);
+
+ Value *attrib =
+ LOAD(GEP(iface->pVtxAttribMap, {C(0), unwrap(attrib_index)}));
+
+ Value *pInput =
+ LOAD(GEP(iface->pGsCtx,
+ {C(0),
+ C(SWR_GS_CONTEXT_vert),
+ unwrap(vertex_index),
+ C(0),
+ attrib,
+ unwrap(swizzle_index)}));
+
+ return wrap(pInput);
+}
+
+void
+BuilderSWR::swr_gs_llvm_emit_vertex(const struct lp_build_tgsi_gs_iface *gs_base,
+ struct lp_build_tgsi_context * bld_base,
+ LLVMValueRef (*outputs)[4],
+ LLVMValueRef emitted_vertices_vec)
+{
+ swr_gs_llvm_iface *iface = (swr_gs_llvm_iface*)gs_base;
+ SWR_GS_STATE *pGS = iface->pGsState;
+
+ IRB()->SetInsertPoint(unwrap(LLVMGetInsertBlock(gallivm->builder)));
+
+ const uint32_t simdVertexStride = sizeof(simdvertex);
+ const uint32_t numSimdBatches = (pGS->maxNumVerts + 7) / 8;
+ const uint32_t inputPrimStride = numSimdBatches * simdVertexStride;
+
+ Value *pStream = LOAD(iface->pGsCtx, { 0, SWR_GS_CONTEXT_pStream });
+ Value *vMask = LOAD(iface->pGsCtx, { 0, SWR_GS_CONTEXT_mask });
+ Value *vMask1 = TRUNC(vMask, VectorType::get(mInt1Ty, 8));
+
+ Value *vOffsets = C({
+ inputPrimStride * 0,
+ inputPrimStride * 1,
+ inputPrimStride * 2,
+ inputPrimStride * 3,
+ inputPrimStride * 4,
+ inputPrimStride * 5,
+ inputPrimStride * 6,
+ inputPrimStride * 7 } );
+
+ Value *vVertexSlot = ASHR(unwrap(emitted_vertices_vec), 3);
+ Value *vSimdSlot = AND(unwrap(emitted_vertices_vec), 7);
+
+ for (uint32_t attrib = 0; attrib < iface->num_outputs; ++attrib) {
+ uint32_t attribSlot = attrib;
+ if (iface->info->output_semantic_name[attrib] == TGSI_SEMANTIC_PSIZE)
+ attribSlot = VERTEX_POINT_SIZE_SLOT;
+ else if (iface->info->output_semantic_name[attrib] == TGSI_SEMANTIC_PRIMID)
+ attribSlot = VERTEX_PRIMID_SLOT;
+
+ Value *vOffsetsAttrib =
+ ADD(vOffsets, MUL(vVertexSlot, VIMMED1((uint32_t)sizeof(simdvertex))));
+ vOffsetsAttrib =
+ ADD(vOffsetsAttrib, VIMMED1((uint32_t)(attribSlot*sizeof(simdvector))));
+ vOffsetsAttrib =
+ ADD(vOffsetsAttrib, MUL(vSimdSlot, VIMMED1((uint32_t)sizeof(float))));
+
+ for (uint32_t channel = 0; channel < 4; ++channel) {
+ Value *vData = LOAD(unwrap(outputs[attrib][channel]));
+ Value *vPtrs = GEP(pStream, vOffsetsAttrib);
+
+ vPtrs = BITCAST(vPtrs,
+ VectorType::get(PointerType::get(mFP32Ty, 0), 8));
+
+ MASKED_SCATTER(vData, vPtrs, 32, vMask1);
+
+ vOffsetsAttrib =
+ ADD(vOffsetsAttrib, VIMMED1((uint32_t)sizeof(simdscalar)));
+ }
+ }
+}
+
+void
+BuilderSWR::swr_gs_llvm_end_primitive(const struct lp_build_tgsi_gs_iface *gs_base,
+ struct lp_build_tgsi_context * bld_base,
+ LLVMValueRef verts_per_prim_vec,
+ LLVMValueRef emitted_prims_vec)
+{
+ swr_gs_llvm_iface *iface = (swr_gs_llvm_iface*)gs_base;
+ SWR_GS_STATE *pGS = iface->pGsState;
+
+ IRB()->SetInsertPoint(unwrap(LLVMGetInsertBlock(gallivm->builder)));
+
+ Value *pCutBuffer =
+ LOAD(iface->pGsCtx, {0, SWR_GS_CONTEXT_pCutOrStreamIdBuffer});
+ Value *vMask = LOAD(iface->pGsCtx, { 0, SWR_GS_CONTEXT_mask });
+ Value *vMask1 = TRUNC(vMask, VectorType::get(mInt1Ty, 8));
+
+ uint32_t vertsPerPrim = iface->num_verts_per_prim;
+
+ Value *vCount =
+ ADD(MUL(unwrap(emitted_prims_vec), VIMMED1(vertsPerPrim)),
+ unwrap(verts_per_prim_vec));
+
+ struct lp_build_tgsi_soa_context *bld = lp_soa_context(bld_base);
+ vCount = LOAD(unwrap(bld->total_emitted_vertices_vec_ptr));
+
+ struct lp_exec_mask *exec_mask = &bld->exec_mask;
+ Value *mask = unwrap(lp_build_mask_value(bld->mask));
+ if (exec_mask->has_mask)
+ mask = AND(mask, unwrap(exec_mask->exec_mask));
+
+ Value *cmpMask = VMASK(ICMP_NE(unwrap(verts_per_prim_vec), VIMMED1(0)));
+ mask = AND(mask, cmpMask);
+ vMask1 = TRUNC(mask, VectorType::get(mInt1Ty, 8));
+
+ const uint32_t cutPrimStride =
+ (pGS->maxNumVerts + JM()->mVWidth - 1) / JM()->mVWidth;
+ Value *vOffsets = C({
+ (uint32_t)(cutPrimStride * 0),
+ (uint32_t)(cutPrimStride * 1),
+ (uint32_t)(cutPrimStride * 2),
+ (uint32_t)(cutPrimStride * 3),
+ (uint32_t)(cutPrimStride * 4),
+ (uint32_t)(cutPrimStride * 5),
+ (uint32_t)(cutPrimStride * 6),
+ (uint32_t)(cutPrimStride * 7) } );
+
+ vCount = SUB(vCount, VIMMED1(1));
+ Value *vOffset = ADD(UDIV(vCount, VIMMED1(8)), vOffsets);
+ Value *vValue = SHL(VIMMED1(1), UREM(vCount, VIMMED1(8)));
+
+ vValue = TRUNC(vValue, VectorType::get(mInt8Ty, 8));
+
+ Value *vPtrs = GEP(pCutBuffer, vOffset);
+ vPtrs =
+ BITCAST(vPtrs, VectorType::get(PointerType::get(mInt8Ty, 0), JM()->mVWidth));
+
+ Value *vGather = MASKED_GATHER(vPtrs, 32, vMask1);
+ vValue = OR(vGather, vValue);
+ MASKED_SCATTER(vValue, vPtrs, 32, vMask1);
+}
+
+void
+BuilderSWR::swr_gs_llvm_epilogue(const struct lp_build_tgsi_gs_iface *gs_base,
+ struct lp_build_tgsi_context * bld_base,
+ LLVMValueRef total_emitted_vertices_vec,
+ LLVMValueRef emitted_prims_vec)
+{
+ swr_gs_llvm_iface *iface = (swr_gs_llvm_iface*)gs_base;
+ SWR_GS_STATE *pGS = iface->pGsState;
+
+ IRB()->SetInsertPoint(unwrap(LLVMGetInsertBlock(gallivm->builder)));
+
+ STORE(unwrap(total_emitted_vertices_vec), iface->pGsCtx, {0, SWR_GS_CONTEXT_vertexCount});
+}
+
+PFN_GS_FUNC
+BuilderSWR::CompileGS(struct swr_context *ctx, swr_jit_gs_key &key)
+{
+ SWR_GS_STATE *pGS = &ctx->gs->gsState;
+ struct tgsi_shader_info *info = &ctx->gs->info.base;
+
+ pGS->gsEnable = true;
+
+ pGS->numInputAttribs = info->num_inputs;
+ pGS->outputTopology =
+ swr_convert_prim_topology(info->properties[TGSI_PROPERTY_GS_OUTPUT_PRIM]);
+ pGS->maxNumVerts = info->properties[TGSI_PROPERTY_GS_MAX_OUTPUT_VERTICES];
+ pGS->instanceCount = info->properties[TGSI_PROPERTY_GS_INVOCATIONS];
+
+ pGS->emitsRenderTargetArrayIndex = info->writes_layer;
+ pGS->emitsPrimitiveID = info->writes_primid;
+ pGS->emitsViewportArrayIndex = info->writes_viewport_index;
+
+ // XXX: single stream for now...
+ pGS->isSingleStream = true;
+ pGS->singleStreamID = 0;
+
+ struct swr_geometry_shader *gs = ctx->gs;
+
+ LLVMValueRef inputs[PIPE_MAX_SHADER_INPUTS][TGSI_NUM_CHANNELS];
+ LLVMValueRef outputs[PIPE_MAX_SHADER_OUTPUTS][TGSI_NUM_CHANNELS];
+
+ memset(outputs, 0, sizeof(outputs));
+
+ AttrBuilder attrBuilder;
+ attrBuilder.addStackAlignmentAttr(JM()->mVWidth * sizeof(float));
+ AttributeSet attrSet = AttributeSet::get(
+ JM()->mContext, AttributeSet::FunctionIndex, attrBuilder);
+
+ std::vector<Type *> gsArgs{PointerType::get(Gen_swr_draw_context(JM()), 0),
+ PointerType::get(Gen_SWR_GS_CONTEXT(JM()), 0)};
+ FunctionType *vsFuncType =
+ FunctionType::get(Type::getVoidTy(JM()->mContext), gsArgs, false);
+
+ // create new vertex shader function
+ auto pFunction = Function::Create(vsFuncType,
+ GlobalValue::ExternalLinkage,
+ "GS",
+ JM()->mpCurrentModule);
+ pFunction->addAttributes(AttributeSet::FunctionIndex, attrSet);
+
+ BasicBlock *block = BasicBlock::Create(JM()->mContext, "entry", pFunction);
+ IRB()->SetInsertPoint(block);
+ LLVMPositionBuilderAtEnd(gallivm->builder, wrap(block));
+
+ auto argitr = pFunction->arg_begin();
+ Value *hPrivateData = &*argitr++;
+ hPrivateData->setName("hPrivateData");
+ Value *pGsCtx = &*argitr++;
+ pGsCtx->setName("gsCtx");
+
+ Value *consts_ptr =
+ GEP(hPrivateData, {C(0), C(swr_draw_context_constantGS)});
+ consts_ptr->setName("gs_constants");
+ Value *const_sizes_ptr =
+ GEP(hPrivateData, {0, swr_draw_context_num_constantsGS});
+ const_sizes_ptr->setName("num_gs_constants");
+
+ struct lp_build_sampler_soa *sampler =
+ swr_sampler_soa_create(key.sampler, PIPE_SHADER_GEOMETRY);
+
+ struct lp_bld_tgsi_system_values system_values;
+ memset(&system_values, 0, sizeof(system_values));
+ system_values.prim_id = wrap(LOAD(pGsCtx, {0, SWR_GS_CONTEXT_PrimitiveID}));
+ system_values.instance_id = wrap(LOAD(pGsCtx, {0, SWR_GS_CONTEXT_InstanceID}));
+
+ std::vector<Constant*> mapConstants;
+ Value *vtxAttribMap = ALLOCA(ArrayType::get(mInt32Ty, PIPE_MAX_SHADER_INPUTS));
+ for (unsigned slot = 0; slot < info->num_inputs; slot++) {
+ ubyte semantic_name = info->input_semantic_name[slot];
+ ubyte semantic_idx = info->input_semantic_index[slot];
+
+ unsigned vs_slot =
+ locate_linkage(semantic_name, semantic_idx, &ctx->vs->info.base) + 1;
+
+ STORE(C(vs_slot), vtxAttribMap, {0, slot});
+ mapConstants.push_back(C(vs_slot));
+ }
+
+ struct lp_build_mask_context mask;
+ Value *mask_val = LOAD(pGsCtx, {0, SWR_GS_CONTEXT_mask}, "gsMask");
+ lp_build_mask_begin(&mask, gallivm,
+ lp_type_float_vec(32, 32 * 8), wrap(mask_val));
+
+ // zero out cut buffer so we can load/modify/store bits
+ MEMSET(LOAD(pGsCtx, {0, SWR_GS_CONTEXT_pCutOrStreamIdBuffer}),
+ C((char)0),
+ pGS->instanceCount * ((pGS->maxNumVerts + 7) / 8) * JM()->mVWidth,
+ sizeof(float) * KNOB_SIMD_WIDTH);
+
+ struct swr_gs_llvm_iface gs_iface;
+ gs_iface.base.fetch_input = ::swr_gs_llvm_fetch_input;
+ gs_iface.base.emit_vertex = ::swr_gs_llvm_emit_vertex;
+ gs_iface.base.end_primitive = ::swr_gs_llvm_end_primitive;
+ gs_iface.base.gs_epilogue = ::swr_gs_llvm_epilogue;
+ gs_iface.pBuilder = this;
+ gs_iface.pGsCtx = pGsCtx;
+ gs_iface.pGsState = pGS;
+ gs_iface.num_outputs = gs->info.base.num_outputs;
+ gs_iface.num_verts_per_prim =
+ u_vertices_per_prim((pipe_prim_type)info->properties[TGSI_PROPERTY_GS_OUTPUT_PRIM]);
+ gs_iface.info = info;
+ gs_iface.pVtxAttribMap = vtxAttribMap;
+
+ lp_build_tgsi_soa(gallivm,
+ gs->pipe.tokens,
+ lp_type_float_vec(32, 32 * 8),
+ &mask,
+ wrap(consts_ptr),
+ wrap(const_sizes_ptr),
+ &system_values,
+ inputs,
+ outputs,
+ wrap(hPrivateData), // (sampler context)
+ NULL, // thread data
+ sampler,
+ &gs->info.base,
+ &gs_iface.base);
+
+ lp_build_mask_end(&mask);
+
+ sampler->destroy(sampler);
+
+ IRB()->SetInsertPoint(unwrap(LLVMGetInsertBlock(gallivm->builder)));
+
+ RET_VOID();
+
+ gallivm_verify_function(gallivm, wrap(pFunction));
+ gallivm_compile_module(gallivm);
+
+ PFN_GS_FUNC pFunc =
+ (PFN_GS_FUNC)gallivm_jit_function(gallivm, wrap(pFunction));
+
+ debug_printf("geom shader %p\n", pFunc);
+ assert(pFunc && "Error: GeomShader = NULL");
+
+ JM()->mIsModuleFinalized = true;
+
+ return pFunc;
+}
+
+PFN_GS_FUNC
+swr_compile_gs(struct swr_context *ctx, swr_jit_gs_key &key)
+{
+ BuilderSWR builder(
+ reinterpret_cast<JitManager *>(swr_screen(ctx->pipe.screen)->hJitMgr),
+ "GS");
+ PFN_GS_FUNC func = builder.CompileGS(ctx, key);
+
+ ctx->gs->map.insert(std::make_pair(key, make_unique<VariantGS>(builder.gallivm, func)));
+ return func;
+}
+
PFN_VERTEX_FUNC
BuilderSWR::CompileVS(struct swr_context *ctx, swr_jit_vs_key &key)
{
@@ -396,6 +854,12 @@ BuilderSWR::CompileFS(struct swr_context *ctx, swr_jit_fs_key &key)
{
struct swr_fragment_shader *swr_fs = ctx->fs;
+ struct tgsi_shader_info *pPrevShader;
+ if (ctx->gs)
+ pPrevShader = &ctx->gs->info.base;
+ else
+ pPrevShader = &ctx->vs->info.base;
+
LLVMValueRef inputs[PIPE_MAX_SHADER_INPUTS][TGSI_NUM_CHANNELS];
LLVMValueRef outputs[PIPE_MAX_SHADER_OUTPUTS][TGSI_NUM_CHANNELS];
@@ -530,11 +994,12 @@ BuilderSWR::CompileFS(struct swr_context *ctx, swr_jit_fs_key &key)
}
unsigned linkedAttrib =
- locate_linkage(semantic_name, semantic_idx, &ctx->vs->info.base);
+ locate_linkage(semantic_name, semantic_idx, pPrevShader);
+
if (semantic_name == TGSI_SEMANTIC_GENERIC &&
key.sprite_coord_enable & (1 << semantic_idx)) {
/* we add an extra attrib to the backendState in swr_update_derived. */
- linkedAttrib = ctx->vs->info.base.num_outputs - 1;
+ linkedAttrib = pPrevShader->num_outputs - 1;
swr_fs->pointSpriteMask |= (1 << linkedAttrib);
} else if (linkedAttrib == 0xFFFFFFFF) {
inputs[attrib][0] = wrap(VIMMED1(0.0f));
@@ -558,7 +1023,7 @@ BuilderSWR::CompileFS(struct swr_context *ctx, swr_jit_fs_key &key)
Value *offset = NULL;
if (semantic_name == TGSI_SEMANTIC_COLOR && key.light_twoside) {
bcolorAttrib = locate_linkage(
- TGSI_SEMANTIC_BCOLOR, semantic_idx, &ctx->vs->info.base);
+ TGSI_SEMANTIC_BCOLOR, semantic_idx, pPrevShader);
/* Neither front nor back colors were available. Nothing to load. */
if (bcolorAttrib == 0xFFFFFFFF && linkedAttrib == 0xFFFFFFFF)
continue;
diff --git a/src/gallium/drivers/swr/swr_shader.h b/src/gallium/drivers/swr/swr_shader.h
index 266573f..c9df5b0 100644
--- a/src/gallium/drivers/swr/swr_shader.h
+++ b/src/gallium/drivers/swr/swr_shader.h
@@ -25,8 +25,10 @@
struct swr_vertex_shader;
struct swr_fragment_shader;
+struct swr_geometry_shader;
struct swr_jit_fs_key;
struct swr_jit_vs_key;
+struct swr_jit_gs_key;
PFN_VERTEX_FUNC
swr_compile_vs(struct swr_context *ctx, swr_jit_vs_key &key);
@@ -34,6 +36,9 @@ swr_compile_vs(struct swr_context *ctx, swr_jit_vs_key &key);
PFN_PIXEL_KERNEL
swr_compile_fs(struct swr_context *ctx, swr_jit_fs_key &key);
+PFN_GS_FUNC
+swr_compile_gs(struct swr_context *ctx, swr_jit_gs_key &key);
+
void swr_generate_fs_key(struct swr_jit_fs_key &key,
struct swr_context *ctx,
swr_fragment_shader *swr_fs);
@@ -45,6 +50,10 @@ void swr_generate_vs_key(struct swr_jit_vs_key &key,
void swr_generate_fetch_key(struct swr_jit_fetch_key &key,
struct swr_vertex_element_state *velems);
+void swr_generate_gs_key(struct swr_jit_gs_key &key,
+ struct swr_context *ctx,
+ swr_geometry_shader *swr_gs);
+
struct swr_jit_sampler_key {
unsigned nr_samplers;
unsigned nr_sampler_views;
@@ -67,6 +76,11 @@ struct swr_jit_fetch_key {
FETCH_COMPILE_STATE fsState;
};
+struct swr_jit_gs_key : swr_jit_sampler_key {
+ ubyte vs_output_semantic_name[PIPE_MAX_SHADER_OUTPUTS];
+ ubyte vs_output_semantic_idx[PIPE_MAX_SHADER_OUTPUTS];
+};
+
namespace std
{
template <> struct hash<swr_jit_fs_key> {
@@ -89,8 +103,16 @@ template <> struct hash<swr_jit_fetch_key> {
return util_hash_crc32(&k, sizeof(k));
}
};
+
+template <> struct hash<swr_jit_gs_key> {
+ std::size_t operator()(const swr_jit_gs_key &k) const
+ {
+ return util_hash_crc32(&k, sizeof(k));
+ }
+};
};
bool operator==(const swr_jit_fs_key &lhs, const swr_jit_fs_key &rhs);
bool operator==(const swr_jit_vs_key &lhs, const swr_jit_vs_key &rhs);
bool operator==(const swr_jit_fetch_key &lhs, const swr_jit_fetch_key &rhs);
+bool operator==(const swr_jit_gs_key &lhs, const swr_jit_gs_key &rhs);
diff --git a/src/gallium/drivers/swr/swr_state.cpp b/src/gallium/drivers/swr/swr_state.cpp
index e1f1734..18b9a00 100644
--- a/src/gallium/drivers/swr/swr_state.cpp
+++ b/src/gallium/drivers/swr/swr_state.cpp
@@ -416,6 +416,44 @@ swr_delete_fs_state(struct pipe_context *pipe, void *fs)
swr_fence_work_delete_fs(screen->flush_fence, swr_fs);
}
+static void *
+swr_create_gs_state(struct pipe_context *pipe,
+ const struct pipe_shader_state *gs)
+{
+ struct swr_geometry_shader *swr_gs = new swr_geometry_shader;
+ if (!swr_gs)
+ return NULL;
+
+ swr_gs->pipe.tokens = tgsi_dup_tokens(gs->tokens);
+
+ lp_build_tgsi_info(gs->tokens, &swr_gs->info);
+
+ return swr_gs;
+}
+
+
+static void
+swr_bind_gs_state(struct pipe_context *pipe, void *gs)
+{
+ struct swr_context *ctx = swr_context(pipe);
+
+ if (ctx->gs == gs)
+ return;
+
+ ctx->gs = (swr_geometry_shader *)gs;
+ ctx->dirty |= SWR_NEW_GS;
+}
+
+static void
+swr_delete_gs_state(struct pipe_context *pipe, void *gs)
+{
+ struct swr_geometry_shader *swr_gs = (swr_geometry_shader *)gs;
+ FREE((void *)swr_gs->pipe.tokens);
+ struct swr_screen *screen = swr_screen(pipe->screen);
+
+ /* Defer deleton of fs state */
+ swr_fence_work_delete_gs(screen->flush_fence, swr_gs);
+}
static void
swr_set_constant_buffer(struct pipe_context *pipe,
@@ -432,10 +470,12 @@ swr_set_constant_buffer(struct pipe_context *pipe,
/* note: reference counting */
util_copy_constant_buffer(&ctx->constants[shader][index], cb);
- if (shader == PIPE_SHADER_VERTEX || shader == PIPE_SHADER_GEOMETRY) {
+ if (shader == PIPE_SHADER_VERTEX) {
ctx->dirty |= SWR_NEW_VSCONSTANTS;
} else if (shader == PIPE_SHADER_FRAGMENT) {
ctx->dirty |= SWR_NEW_FSCONSTANTS;
+ } else if (shader == PIPE_SHADER_GEOMETRY) {
+ ctx->dirty |= SWR_NEW_GSCONSTANTS;
}
if (cb && cb->user_buffer) {
@@ -799,6 +839,11 @@ swr_update_constants(struct swr_context *ctx, enum pipe_shader_type shaderType)
num_constants = pDC->num_constantsFS;
scratch = &ctx->scratch->fs_constants;
break;
+ case PIPE_SHADER_GEOMETRY:
+ constant = pDC->constantGS;
+ num_constants = pDC->num_constantsGS;
+ scratch = &ctx->scratch->gs_constants;
+ break;
default:
debug_printf("Unsupported shader type constants\n");
return;
@@ -1234,6 +1279,46 @@ swr_update_derived(struct pipe_context *pipe,
}
}
+ /* GeometryShader */
+ if (ctx->dirty & (SWR_NEW_GS |
+ SWR_NEW_SAMPLER |
+ SWR_NEW_SAMPLER_VIEW)) {
+ if (ctx->gs) {
+ swr_jit_gs_key key;
+ swr_generate_gs_key(key, ctx, ctx->gs);
+ auto search = ctx->gs->map.find(key);
+ PFN_GS_FUNC func;
+ if (search != ctx->gs->map.end()) {
+ func = search->second->shader;
+ } else {
+ func = swr_compile_gs(ctx, key);
+ }
+ SwrSetGsFunc(ctx->swrContext, func);
+
+ /* JIT sampler state */
+ if (ctx->dirty & SWR_NEW_SAMPLER) {
+ swr_update_sampler_state(ctx,
+ PIPE_SHADER_GEOMETRY,
+ key.nr_samplers,
+ ctx->swrDC.samplersGS);
+ }
+
+ /* JIT sampler view state */
+ if (ctx->dirty & (SWR_NEW_SAMPLER_VIEW | SWR_NEW_FRAMEBUFFER)) {
+ swr_update_texture_state(ctx,
+ PIPE_SHADER_GEOMETRY,
+ key.nr_sampler_views,
+ ctx->swrDC.texturesGS);
+ }
+
+ SwrSetGsState(ctx->swrContext, &ctx->gs->gsState);
+ } else {
+ SWR_GS_STATE state = { 0 };
+ SwrSetGsState(ctx->swrContext, &state);
+ SwrSetGsFunc(ctx->swrContext, NULL);
+ }
+ }
+
/* VertexShader */
if (ctx->dirty & (SWR_NEW_VS |
SWR_NEW_RASTERIZER | // for clip planes
@@ -1271,6 +1356,7 @@ swr_update_derived(struct pipe_context *pipe,
/* FragmentShader */
if (ctx->dirty & (SWR_NEW_FS |
SWR_NEW_VS |
+ SWR_NEW_GS |
SWR_NEW_RASTERIZER |
SWR_NEW_SAMPLER |
SWR_NEW_SAMPLER_VIEW |
@@ -1356,6 +1442,11 @@ swr_update_derived(struct pipe_context *pipe,
swr_update_constants(ctx, PIPE_SHADER_FRAGMENT);
}
+ /* GeometryShader Constants */
+ if (ctx->dirty & SWR_NEW_GSCONSTANTS) {
+ swr_update_constants(ctx, PIPE_SHADER_GEOMETRY);
+ }
+
/* Depth/stencil state */
if (ctx->dirty & (SWR_NEW_DEPTH_STENCIL_ALPHA | SWR_NEW_FRAMEBUFFER)) {
struct pipe_depth_state *depth = &(ctx->depth_stencil->depth);
@@ -1557,7 +1648,7 @@ swr_update_derived(struct pipe_context *pipe,
// set up backend state
SWR_BACKEND_STATE backendState = {0};
backendState.numAttributes =
- ctx->vs->info.base.num_outputs - 1 +
+ ((ctx->gs ? ctx->gs->info.base.num_outputs : ctx->vs->info.base.num_outputs) - 1) +
(ctx->rasterizer->sprite_coord_enable ? 1 : 0);
for (unsigned i = 0; i < backendState.numAttributes; i++)
backendState.numComponents[i] = 4;
@@ -1665,6 +1756,10 @@ swr_state_init(struct pipe_context *pipe)
pipe->bind_fs_state = swr_bind_fs_state;
pipe->delete_fs_state = swr_delete_fs_state;
+ pipe->create_gs_state = swr_create_gs_state;
+ pipe->bind_gs_state = swr_bind_gs_state;
+ pipe->delete_gs_state = swr_delete_gs_state;
+
pipe->set_constant_buffer = swr_set_constant_buffer;
pipe->create_vertex_elements_state = swr_create_vertex_elements_state;
diff --git a/src/gallium/drivers/swr/swr_state.h b/src/gallium/drivers/swr/swr_state.h
index 202f165..c89e303 100644
--- a/src/gallium/drivers/swr/swr_state.h
+++ b/src/gallium/drivers/swr/swr_state.h
@@ -48,6 +48,7 @@ struct ShaderVariant {
typedef ShaderVariant<PFN_VERTEX_FUNC> VariantVS;
typedef ShaderVariant<PFN_PIXEL_KERNEL> VariantFS;
+typedef ShaderVariant<PFN_GS_FUNC> VariantGS;
/* skeleton */
struct swr_vertex_shader {
@@ -67,6 +68,14 @@ struct swr_fragment_shader {
std::unordered_map<swr_jit_fs_key, std::unique_ptr<VariantFS>> map;
};
+struct swr_geometry_shader {
+ struct pipe_shader_state pipe;
+ struct lp_tgsi_info info;
+ SWR_GS_STATE gsState;
+
+ std::unordered_map<swr_jit_gs_key, std::unique_ptr<VariantGS>> map;
+};
+
/* Vertex element state */
struct swr_vertex_element_state {
FETCH_COMPILE_STATE fsState;
@@ -321,4 +330,45 @@ swr_convert_target_type(const enum pipe_texture_target target)
return SURFACE_NULL;
}
}
+
+/*
+ * Convert mesa PIPE_PRIM_X to SWR enum PRIMITIVE_TOPOLOGY
+ */
+static INLINE enum PRIMITIVE_TOPOLOGY
+swr_convert_prim_topology(const unsigned mode)
+{
+ switch (mode) {
+ case PIPE_PRIM_POINTS:
+ return TOP_POINT_LIST;
+ case PIPE_PRIM_LINES:
+ return TOP_LINE_LIST;
+ case PIPE_PRIM_LINE_LOOP:
+ return TOP_LINE_LOOP;
+ case PIPE_PRIM_LINE_STRIP:
+ return TOP_LINE_STRIP;
+ case PIPE_PRIM_TRIANGLES:
+ return TOP_TRIANGLE_LIST;
+ case PIPE_PRIM_TRIANGLE_STRIP:
+ return TOP_TRIANGLE_STRIP;
+ case PIPE_PRIM_TRIANGLE_FAN:
+ return TOP_TRIANGLE_FAN;
+ case PIPE_PRIM_QUADS:
+ return TOP_QUAD_LIST;
+ case PIPE_PRIM_QUAD_STRIP:
+ return TOP_QUAD_STRIP;
+ case PIPE_PRIM_POLYGON:
+ return TOP_TRIANGLE_FAN; /* XXX TOP_POLYGON; */
+ case PIPE_PRIM_LINES_ADJACENCY:
+ return TOP_LINE_LIST_ADJ;
+ case PIPE_PRIM_LINE_STRIP_ADJACENCY:
+ return TOP_LISTSTRIP_ADJ;
+ case PIPE_PRIM_TRIANGLES_ADJACENCY:
+ return TOP_TRI_LIST_ADJ;
+ case PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY:
+ return TOP_TRI_STRIP_ADJ;
+ default:
+ assert(0 && "Unknown topology");
+ return TOP_UNKNOWN;
+ }
+};
#endif
diff --git a/src/gallium/drivers/swr/swr_tex_sample.cpp b/src/gallium/drivers/swr/swr_tex_sample.cpp
index 6eb5ea6..37ad39b 100644
--- a/src/gallium/drivers/swr/swr_tex_sample.cpp
+++ b/src/gallium/drivers/swr/swr_tex_sample.cpp
@@ -123,6 +123,9 @@ swr_texture_member(const struct lp_sampler_dynamic_state *base,
case PIPE_SHADER_VERTEX:
indices[1] = lp_build_const_int32(gallivm, swr_draw_context_texturesVS);
break;
+ case PIPE_SHADER_GEOMETRY:
+ indices[1] = lp_build_const_int32(gallivm, swr_draw_context_texturesGS);
+ break;
default:
assert(0 && "unsupported shader type");
break;
@@ -217,6 +220,9 @@ swr_sampler_member(const struct lp_sampler_dynamic_state *base,
case PIPE_SHADER_VERTEX:
indices[1] = lp_build_const_int32(gallivm, swr_draw_context_samplersVS);
break;
+ case PIPE_SHADER_GEOMETRY:
+ indices[1] = lp_build_const_int32(gallivm, swr_draw_context_samplersGS);
+ break;
default:
assert(0 && "unsupported shader type");
break;
--
2.7.4
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