diff options
author | Marek Olšák <maraeo@gmail.com> | 2011-03-04 18:46:09 +0100 |
---|---|---|
committer | Marek Olšák <maraeo@gmail.com> | 2011-03-05 16:13:43 +0100 |
commit | 307408a4f89be2613cac39c5f0cd776a71039965 (patch) | |
tree | 99ffd44f15048113d69f69b1fe381b2e80c70cbc /src/gallium/drivers/r300/r300_render.c | |
parent | 533bf171d4c926e4ab6fcd0d51396b195b9e024f (diff) |
r300g: cleanup parameters of draw functions
Diffstat (limited to 'src/gallium/drivers/r300/r300_render.c')
-rw-r--r-- | src/gallium/drivers/r300/r300_render.c | 206 |
1 files changed, 108 insertions, 98 deletions
diff --git a/src/gallium/drivers/r300/r300_render.c b/src/gallium/drivers/r300/r300_render.c index 0ec4a22586..c402a83541 100644 --- a/src/gallium/drivers/r300/r300_render.c +++ b/src/gallium/drivers/r300/r300_render.c @@ -177,7 +177,7 @@ static void r300_split_index_bias(struct r300_context *r300, int index_bias, } enum r300_prepare_flags { - PREP_FIRST_DRAW = (1 << 0), /* call emit_dirty_state and friends? */ + PREP_EMIT_STATES = (1 << 0), /* call emit_dirty_state and friends? */ PREP_VALIDATE_VBOS = (1 << 1), /* validate VBOs? */ PREP_EMIT_AOS = (1 << 2), /* call emit_vertex_arrays? */ PREP_EMIT_AOS_SWTCL = (1 << 3), /* call emit_vertex_arrays_swtcl? */ @@ -193,11 +193,11 @@ enum r300_prepare_flags { * \return TRUE if the CS was flushed */ static boolean r300_reserve_cs_dwords(struct r300_context *r300, - enum r300_prepare_flags flags, - unsigned cs_dwords) + enum r300_prepare_flags flags, + unsigned cs_dwords) { boolean flushed = FALSE; - boolean first_draw = flags & PREP_FIRST_DRAW; + boolean first_draw = flags & PREP_EMIT_STATES; boolean emit_vertex_arrays = flags & PREP_EMIT_AOS; boolean emit_vertex_arrays_swtcl = flags & PREP_EMIT_AOS_SWTCL; @@ -241,7 +241,7 @@ static boolean r300_emit_states(struct r300_context *r300, int buffer_offset, int index_bias) { - boolean first_draw = flags & PREP_FIRST_DRAW; + boolean first_draw = flags & PREP_EMIT_STATES; boolean emit_vertex_arrays = flags & PREP_EMIT_AOS; boolean emit_vertex_arrays_swtcl = flags & PREP_EMIT_AOS_SWTCL; boolean indexed = flags & PREP_INDEXED; @@ -300,8 +300,9 @@ static boolean r300_prepare_for_rendering(struct r300_context *r300, int buffer_offset, int index_bias) { + /* Make sure there is enough space in the command stream and emit states. */ if (r300_reserve_cs_dwords(r300, flags, cs_dwords)) - flags |= PREP_FIRST_DRAW; + flags |= PREP_EMIT_STATES; return r300_emit_states(r300, flags, index_buffer, buffer_offset, index_bias); @@ -352,8 +353,7 @@ static boolean immd_is_good_idea(struct r300_context *r300, ****************************************************************************/ static void r300_draw_arrays_immediate(struct r300_context *r300, - unsigned mode, unsigned start, - unsigned count) + const struct pipe_draw_info *info) { struct pipe_vertex_element* velem; struct pipe_vertex_buffer* vbuf; @@ -364,7 +364,7 @@ static void r300_draw_arrays_immediate(struct r300_context *r300, unsigned vertex_size = r300->velems->vertex_size_dwords; /* The number of dwords for this draw operation. */ - unsigned dwords = 4 + count * vertex_size; + unsigned dwords = 4 + info->count * vertex_size; /* Size of the vertex element, in dwords. */ unsigned size[PIPE_MAX_ATTRIBS]; @@ -379,7 +379,7 @@ static void r300_draw_arrays_immediate(struct r300_context *r300, CS_LOCALS(r300); - if (!r300_prepare_for_rendering(r300, PREP_FIRST_DRAW, NULL, dwords, 0, 0)) + if (!r300_prepare_for_rendering(r300, PREP_EMIT_STATES, NULL, dwords, 0, 0)) return; /* Calculate the vertex size, offsets, strides etc. and map the buffers. */ @@ -395,21 +395,21 @@ static void r300_draw_arrays_immediate(struct r300_context *r300, map[vbi] = (uint32_t*)r300->rws->buffer_map( r300_resource(r300->vbuf_mgr->real_vertex_buffer[vbi])->buf, r300->cs, PIPE_TRANSFER_READ | PIPE_TRANSFER_UNSYNCHRONIZED); - map[vbi] += (vbuf->buffer_offset / 4) + stride[i] * start; + map[vbi] += (vbuf->buffer_offset / 4) + stride[i] * info->start; } mapelem[i] = map[vbi] + (velem->src_offset / 4); } - r300_emit_draw_init(r300, mode, 0, count-1); + r300_emit_draw_init(r300, info->mode, 0, info->count-1); BEGIN_CS(dwords); OUT_CS_REG(R300_VAP_VTX_SIZE, vertex_size); - OUT_CS_PKT3(R300_PACKET3_3D_DRAW_IMMD_2, count * vertex_size); - OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_EMBEDDED | (count << 16) | - r300_translate_primitive(mode)); + OUT_CS_PKT3(R300_PACKET3_3D_DRAW_IMMD_2, info->count * vertex_size); + OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_EMBEDDED | (info->count << 16) | + r300_translate_primitive(info->mode)); /* Emit vertices. */ - for (v = 0; v < count; v++) { + for (v = 0; v < info->count; v++) { for (i = 0; i < vertex_element_count; i++) { OUT_CS_TABLE(&mapelem[i][stride[i] * v], size[i]); } @@ -456,8 +456,8 @@ static void r300_emit_draw_arrays(struct r300_context *r300, static void r300_emit_draw_elements(struct r300_context *r300, struct pipe_resource* indexBuffer, unsigned indexSize, - unsigned minIndex, - unsigned maxIndex, + unsigned min_index, + unsigned max_index, unsigned mode, unsigned start, unsigned count, @@ -467,16 +467,16 @@ static void r300_emit_draw_elements(struct r300_context *r300, boolean alt_num_verts = count > 65535; CS_LOCALS(r300); - if (count >= (1 << 24) || maxIndex >= (1 << 24)) { + if (count >= (1 << 24) || max_index >= (1 << 24)) { fprintf(stderr, "r300: Got a huge number of vertices: %i, " - "refusing to render (maxIndex: %i).\n", count, maxIndex); + "refusing to render (max_index: %i).\n", count, max_index); return; } DBG(r300, DBG_DRAW, "r300: Indexbuf of %u indices, min %u max %u\n", - count, minIndex, maxIndex); + count, min_index, max_index); - r300_emit_draw_init(r300, mode, minIndex, maxIndex); + r300_emit_draw_init(r300, mode, min_index, max_index); /* If start is odd, render the first triangle with indices embedded * in the command stream. This will increase start by 3 and make it @@ -527,24 +527,23 @@ static void r300_emit_draw_elements(struct r300_context *r300, } static void r300_draw_elements_immediate(struct r300_context *r300, - int indexBias, unsigned minIndex, - unsigned maxIndex, unsigned mode, - unsigned start, unsigned count) + const struct pipe_draw_info *info) { uint8_t *ptr1; uint16_t *ptr2; uint32_t *ptr4; unsigned index_size = r300->index_buffer.index_size; - unsigned i, count_dwords = index_size == 4 ? count : (count + 1) / 2; + unsigned i, count_dwords = index_size == 4 ? info->count : + (info->count + 1) / 2; CS_LOCALS(r300); /* 19 dwords for r300_draw_elements_immediate. Give up if the function fails. */ if (!r300_prepare_for_rendering(r300, - PREP_FIRST_DRAW | PREP_VALIDATE_VBOS | PREP_EMIT_AOS | - PREP_INDEXED, NULL, 2+count_dwords, 0, indexBias)) + PREP_EMIT_STATES | PREP_VALIDATE_VBOS | PREP_EMIT_AOS | + PREP_INDEXED, NULL, 2+count_dwords, 0, info->index_bias)) return; - r300_emit_draw_init(r300, mode, minIndex, maxIndex); + r300_emit_draw_init(r300, info->mode, info->min_index, info->max_index); BEGIN_CS(2 + count_dwords); OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, count_dwords); @@ -552,42 +551,42 @@ static void r300_draw_elements_immediate(struct r300_context *r300, switch (index_size) { case 1: ptr1 = r300_resource(r300->index_buffer.buffer)->b.user_ptr; - ptr1 += start; + ptr1 += info->start; - OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (count << 16) | - r300_translate_primitive(mode)); + OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (info->count << 16) | + r300_translate_primitive(info->mode)); - if (indexBias && !r300->screen->caps.is_r500) { - for (i = 0; i < count-1; i += 2) - OUT_CS(((ptr1[i+1] + indexBias) << 16) | - (ptr1[i] + indexBias)); + if (info->index_bias && !r300->screen->caps.is_r500) { + for (i = 0; i < info->count-1; i += 2) + OUT_CS(((ptr1[i+1] + info->index_bias) << 16) | + (ptr1[i] + info->index_bias)); - if (count & 1) - OUT_CS(ptr1[i] + indexBias); + if (info->count & 1) + OUT_CS(ptr1[i] + info->index_bias); } else { - for (i = 0; i < count-1; i += 2) + for (i = 0; i < info->count-1; i += 2) OUT_CS(((ptr1[i+1]) << 16) | (ptr1[i] )); - if (count & 1) + if (info->count & 1) OUT_CS(ptr1[i]); } break; case 2: ptr2 = (uint16_t*)r300_resource(r300->index_buffer.buffer)->b.user_ptr; - ptr2 += start; + ptr2 += info->start; - OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (count << 16) | - r300_translate_primitive(mode)); + OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (info->count << 16) | + r300_translate_primitive(info->mode)); - if (indexBias && !r300->screen->caps.is_r500) { - for (i = 0; i < count-1; i += 2) - OUT_CS(((ptr2[i+1] + indexBias) << 16) | - (ptr2[i] + indexBias)); + if (info->index_bias && !r300->screen->caps.is_r500) { + for (i = 0; i < info->count-1; i += 2) + OUT_CS(((ptr2[i+1] + info->index_bias) << 16) | + (ptr2[i] + info->index_bias)); - if (count & 1) - OUT_CS(ptr2[i] + indexBias); + if (info->count & 1) + OUT_CS(ptr2[i] + info->index_bias); } else { OUT_CS_TABLE(ptr2, count_dwords); } @@ -595,15 +594,15 @@ static void r300_draw_elements_immediate(struct r300_context *r300, case 4: ptr4 = (uint32_t*)r300_resource(r300->index_buffer.buffer)->b.user_ptr; - ptr4 += start; + ptr4 += info->start; - OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (count << 16) | + OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (info->count << 16) | R300_VAP_VF_CNTL__INDEX_SIZE_32bit | - r300_translate_primitive(mode)); + r300_translate_primitive(info->mode)); - if (indexBias && !r300->screen->caps.is_r500) { - for (i = 0; i < count; i++) - OUT_CS(ptr4[i] + indexBias); + if (info->index_bias && !r300->screen->caps.is_r500) { + for (i = 0; i < info->count; i++) + OUT_CS(ptr4[i] + info->index_bias); } else { OUT_CS_TABLE(ptr4, count_dwords); } @@ -612,21 +611,22 @@ static void r300_draw_elements_immediate(struct r300_context *r300, END_CS; } -static void r300_draw_elements(struct r300_context *r300, int indexBias, - unsigned minIndex, unsigned maxIndex, - unsigned mode, unsigned start, unsigned count) +static void r300_draw_elements(struct r300_context *r300, + const struct pipe_draw_info *info) { struct pipe_resource *indexBuffer = r300->index_buffer.buffer; unsigned indexSize = r300->index_buffer.index_size; struct pipe_resource* orgIndexBuffer = indexBuffer; + unsigned start = info->start; + unsigned count = info->count; boolean alt_num_verts = r300->screen->caps.is_r500 && count > 65536; unsigned short_count; int buffer_offset = 0, index_offset = 0; /* for index bias emulation */ uint16_t indices3[3]; - if (indexBias && !r300->screen->caps.is_r500) { - r300_split_index_bias(r300, indexBias, &buffer_offset, &index_offset); + if (info->index_bias && !r300->screen->caps.is_r500) { + r300_split_index_bias(r300, info->index_bias, &buffer_offset, &index_offset); } r300_translate_index_buffer(r300, &indexBuffer, &indexSize, index_offset, @@ -641,7 +641,7 @@ static void r300_draw_elements(struct r300_context *r300, int indexBias, PIPE_TRANSFER_READ | PIPE_TRANSFER_UNSYNCHRONIZED); - if (mode == PIPE_PRIM_TRIANGLES) { + if (info->mode == PIPE_PRIM_TRIANGLES) { memcpy(indices3, ptr + start, 6); } else { /* Copy the mapped index buffer directly to the upload buffer. @@ -660,13 +660,14 @@ static void r300_draw_elements(struct r300_context *r300, int indexBias, /* 19 dwords for emit_draw_elements. Give up if the function fails. */ if (!r300_prepare_for_rendering(r300, - PREP_FIRST_DRAW | PREP_VALIDATE_VBOS | PREP_EMIT_AOS | - PREP_INDEXED, indexBuffer, 19, buffer_offset, indexBias)) + PREP_EMIT_STATES | PREP_VALIDATE_VBOS | PREP_EMIT_AOS | + PREP_INDEXED, indexBuffer, 19, buffer_offset, info->index_bias)) goto done; if (alt_num_verts || count <= 65535) { - r300_emit_draw_elements(r300, indexBuffer, indexSize, - minIndex, maxIndex, mode, start, count, indices3); + r300_emit_draw_elements(r300, indexBuffer, indexSize, info->min_index, + info->max_index, info->mode, start, count, + indices3); } else { do { if (indexSize == 2 && (start & 1)) @@ -675,8 +676,8 @@ static void r300_draw_elements(struct r300_context *r300, int indexBias, short_count = MIN2(count, 65534); r300_emit_draw_elements(r300, indexBuffer, indexSize, - minIndex, maxIndex, - mode, start, short_count, indices3); + info->min_index, info->max_index, + info->mode, start, short_count, indices3); start += short_count; count -= short_count; @@ -685,7 +686,7 @@ static void r300_draw_elements(struct r300_context *r300, int indexBias, if (count) { if (!r300_prepare_for_rendering(r300, PREP_VALIDATE_VBOS | PREP_EMIT_AOS | PREP_INDEXED, - indexBuffer, 19, buffer_offset, indexBias)) + indexBuffer, 19, buffer_offset, info->index_bias)) goto done; } } while (count); @@ -697,25 +698,27 @@ done: } } -static void r300_draw_arrays(struct r300_context *r300, unsigned mode, - unsigned start, unsigned count) +static void r300_draw_arrays(struct r300_context *r300, + const struct pipe_draw_info *info) { boolean alt_num_verts = r300->screen->caps.is_r500 && - count > 65536; + info->count > 65536; + unsigned start = info->start; + unsigned count = info->count; unsigned short_count; /* 9 spare dwords for emit_draw_arrays. Give up if the function fails. */ if (!r300_prepare_for_rendering(r300, - PREP_FIRST_DRAW | PREP_VALIDATE_VBOS | PREP_EMIT_AOS, + PREP_EMIT_STATES | PREP_VALIDATE_VBOS | PREP_EMIT_AOS, NULL, 9, start, 0)) return; if (alt_num_verts || count <= 65535) { - r300_emit_draw_arrays(r300, mode, count); + r300_emit_draw_arrays(r300, info->mode, count); } else { do { short_count = MIN2(count, 65535); - r300_emit_draw_arrays(r300, mode, short_count); + r300_emit_draw_arrays(r300, info->mode, short_count); start += short_count; count -= short_count; @@ -732,45 +735,52 @@ static void r300_draw_arrays(struct r300_context *r300, unsigned mode, } static void r300_draw_vbo(struct pipe_context* pipe, - const struct pipe_draw_info *info) + const struct pipe_draw_info *dinfo) { struct r300_context* r300 = r300_context(pipe); - unsigned count = info->count; + struct pipe_draw_info info = *dinfo; boolean buffers_updated, uploader_flushed; - boolean indexed = info->indexed && r300->index_buffer.buffer; - unsigned start_indexed = info->start + r300->index_buffer.offset; - int max_index = MIN2(r300->vbuf_mgr->max_index, info->max_index); + + info.indexed = info.indexed && r300->index_buffer.buffer; if (r300->skip_rendering || - !u_trim_pipe_prim(info->mode, &count)) { + !u_trim_pipe_prim(info.mode, &info.count)) { return; } r300_update_derived_state(r300); /* Start the vbuf manager and update buffers if needed. */ - u_vbuf_mgr_draw_begin(r300->vbuf_mgr, info, + u_vbuf_mgr_draw_begin(r300->vbuf_mgr, &info, &buffers_updated, &uploader_flushed); if (buffers_updated) { r300->vertex_arrays_dirty = TRUE; } /* Draw. */ - if (indexed) { - if (count <= 8 && - r300_resource(r300->index_buffer.buffer)->b.user_ptr) { - r300_draw_elements_immediate(r300, info->index_bias, - info->min_index, max_index, - info->mode, start_indexed, count); + if (info.indexed) { + info.start += r300->index_buffer.offset; + info.max_index = MIN2(r300->vbuf_mgr->max_index, info.max_index); + + if (info.instance_count <= 1) { + if (info.count <= 8 && + r300_resource(r300->index_buffer.buffer)->b.user_ptr) { + r300_draw_elements_immediate(r300, &info); + } else { + r300_draw_elements(r300, &info); + } } else { - r300_draw_elements(r300, info->index_bias, info->min_index, - max_index, info->mode, start_indexed, count); + assert(0); } } else { - if (immd_is_good_idea(r300, count)) { - r300_draw_arrays_immediate(r300, info->mode, info->start, count); + if (info.instance_count <= 1) { + if (immd_is_good_idea(r300, info.count)) { + r300_draw_arrays_immediate(r300, &info); + } else { + r300_draw_arrays(r300, &info); + } } else { - r300_draw_arrays(r300, info->mode, info->start, count); + assert(0); } } @@ -805,7 +815,7 @@ static void r300_swtcl_draw_vbo(struct pipe_context* pipe, r300_update_derived_state(r300); r300_reserve_cs_dwords(r300, - PREP_FIRST_DRAW | PREP_EMIT_AOS_SWTCL | + PREP_EMIT_STATES | PREP_EMIT_AOS_SWTCL | (indexed ? PREP_INDEXED : 0), indexed ? 256 : 6); @@ -987,12 +997,12 @@ static void r300_render_draw_arrays(struct vbuf_render* render, if (r300->draw_first_emitted) { if (!r300_prepare_for_rendering(r300, - PREP_FIRST_DRAW | PREP_EMIT_AOS_SWTCL, + PREP_EMIT_STATES | PREP_EMIT_AOS_SWTCL, NULL, dwords, 0, 0)) return; } else { if (!r300_emit_states(r300, - PREP_FIRST_DRAW | PREP_EMIT_AOS_SWTCL, + PREP_EMIT_STATES | PREP_EMIT_AOS_SWTCL, NULL, 0, 0)) return; } @@ -1027,12 +1037,12 @@ static void r300_render_draw_elements(struct vbuf_render* render, if (r300->draw_first_emitted) { if (!r300_prepare_for_rendering(r300, - PREP_FIRST_DRAW | PREP_EMIT_AOS_SWTCL | PREP_INDEXED, + PREP_EMIT_STATES | PREP_EMIT_AOS_SWTCL | PREP_INDEXED, NULL, 256, 0, 0)) return; } else { if (!r300_emit_states(r300, - PREP_FIRST_DRAW | PREP_EMIT_AOS_SWTCL | PREP_INDEXED, + PREP_EMIT_STATES | PREP_EMIT_AOS_SWTCL | PREP_INDEXED, NULL, 0, 0)) return; } @@ -1174,7 +1184,7 @@ static void r300_blitter_draw_rectangle(struct blitter_context *blitter, r300->clip_state.dirty = FALSE; r300->viewport_state.dirty = FALSE; - if (!r300_prepare_for_rendering(r300, PREP_FIRST_DRAW, NULL, dwords, 0, 0)) + if (!r300_prepare_for_rendering(r300, PREP_EMIT_STATES, NULL, dwords, 0, 0)) goto done; DBG(r300, DBG_DRAW, "r300: draw_rectangle\n"); |