diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_render.c')
| -rw-r--r-- | src/gallium/drivers/r300/r300_render.c | 1109 |
1 files changed, 647 insertions, 462 deletions
diff --git a/src/gallium/drivers/r300/r300_render.c b/src/gallium/drivers/r300/r300_render.c index 7c3a7902a49..2f00c878f5b 100644 --- a/src/gallium/drivers/r300/r300_render.c +++ b/src/gallium/drivers/r300/r300_render.c @@ -1,5 +1,6 @@ /* * Copyright 2009 Corbin Simpson <[email protected]> + * Copyright 2010 Marek Olšák <[email protected]> * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -38,9 +39,12 @@ #include "r300_screen_buffer.h" #include "r300_emit.h" #include "r300_reg.h" -#include "r300_render.h" #include "r300_state_derived.h" +#include <limits.h> + +#define IMMD_DWORDS 32 + static uint32_t r300_translate_primitive(unsigned prim) { switch (prim) { @@ -114,16 +118,178 @@ static uint32_t r300_provoking_vertex_fixes(struct r300_context *r300, return color_control; } -/* Check if the requested number of dwords is available in the CS and - * if not, flush. Return TRUE if the flush occured. */ -static boolean r300_reserve_cs_space(struct r300_context *r300, - unsigned dwords) +boolean r500_index_bias_supported(struct r300_context *r300) +{ + return r300->screen->caps.is_r500 && + r300->rws->get_value(r300->rws, R300_VID_DRM_2_3_0); +} + +void r500_emit_index_bias(struct r300_context *r300, int index_bias) { - if (!r300->rws->check_cs(r300->rws, dwords)) { + CS_LOCALS(r300); + + BEGIN_CS(2); + OUT_CS_REG(R500_VAP_INDEX_OFFSET, + (index_bias & 0xFFFFFF) | (index_bias < 0 ? 1<<24 : 0)); + END_CS; +} + +/* This function splits the index bias value into two parts: + * - buffer_offset: the value that can be safely added to buffer offsets + * in r300_emit_aos (it must yield a positive offset when added to + * a vertex buffer offset) + * - index_offset: the value that must be manually subtracted from indices + * in an index buffer to achieve negative offsets. */ +static void r300_split_index_bias(struct r300_context *r300, int index_bias, + int *buffer_offset, int *index_offset) +{ + struct pipe_vertex_buffer *vb, *vbufs = r300->vertex_buffer; + struct pipe_vertex_element *velem = r300->velems->velem; + unsigned i, size; + int max_neg_bias; + + if (index_bias < 0) { + /* See how large index bias we may subtract. We must be careful + * here because negative buffer offsets are not allowed + * by the DRM API. */ + max_neg_bias = INT_MAX; + for (i = 0; i < r300->velems->count; i++) { + vb = &vbufs[velem[i].vertex_buffer_index]; + size = (vb->buffer_offset + velem[i].src_offset) / vb->stride; + max_neg_bias = MIN2(max_neg_bias, size); + } + + /* Now set the minimum allowed value. */ + *buffer_offset = MAX2(-max_neg_bias, index_bias); + } else { + /* A positive index bias is OK. */ + *buffer_offset = index_bias; + } + + *index_offset = index_bias - *buffer_offset; +} + +enum r300_prepare_flags { + PREP_FIRST_DRAW = (1 << 0), /* call emit_dirty_state and friends? */ + PREP_VALIDATE_VBOS = (1 << 1), /* validate VBOs? */ + PREP_EMIT_AOS = (1 << 2), /* call emit_aos? */ + PREP_EMIT_AOS_SWTCL = (1 << 3), /* call emit_aos_swtcl? */ + PREP_INDEXED = (1 << 4) /* is this draw_elements? */ +}; + +/** + * Check if the requested number of dwords is available in the CS and + * if not, flush. + * \param r300 The context. + * \param flags See r300_prepare_flags. + * \param cs_dwords The number of dwords to reserve in CS. + * \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) +{ + boolean flushed = FALSE; + boolean first_draw = flags & PREP_FIRST_DRAW; + boolean emit_aos = flags & PREP_EMIT_AOS; + boolean emit_aos_swtcl = flags & PREP_EMIT_AOS_SWTCL; + boolean hw_index_bias = r500_index_bias_supported(r300); + + /* Add dirty state, index offset, and AOS. */ + if (first_draw) { + cs_dwords += r300_get_num_dirty_dwords(r300); + + if (hw_index_bias) + cs_dwords += 2; /* emit_index_offset */ + + if (emit_aos) + cs_dwords += 55; /* emit_aos */ + + if (emit_aos_swtcl) + cs_dwords += 7; /* emit_aos_swtcl */ + } + + cs_dwords += r300_get_num_cs_end_dwords(r300); + + /* Reserve requested CS space. */ + if (cs_dwords > (r300->cs->ndw - r300->cs->cdw)) { r300->context.flush(&r300->context, 0, NULL); - return TRUE; + flushed = TRUE; } - return FALSE; + + return flushed; +} + +/** + * Validate buffers and emit dirty state. + * \param r300 The context. + * \param flags See r300_prepare_flags. + * \param index_buffer The index buffer to validate. The parameter may be NULL. + * \param aos_offset The offset passed to emit_aos. + * \param index_bias The index bias to emit. + * \return TRUE if rendering should be skipped + */ +static boolean r300_emit_states(struct r300_context *r300, + enum r300_prepare_flags flags, + struct pipe_resource *index_buffer, + int aos_offset, + int index_bias) +{ + boolean first_draw = flags & PREP_FIRST_DRAW; + boolean emit_aos = flags & PREP_EMIT_AOS; + boolean emit_aos_swtcl = flags & PREP_EMIT_AOS_SWTCL; + boolean indexed = flags & PREP_INDEXED; + boolean hw_index_bias = r500_index_bias_supported(r300); + + /* Validate buffers and emit dirty state if needed. */ + if (first_draw) { + if (!r300_emit_buffer_validate(r300, flags & PREP_VALIDATE_VBOS, + index_buffer)) { + fprintf(stderr, "r300: CS space validation failed. " + "(not enough memory?) Skipping rendering.\n"); + return FALSE; + } + + r300_emit_dirty_state(r300); + if (hw_index_bias) { + if (r300->screen->caps.has_tcl) + r500_emit_index_bias(r300, index_bias); + else + r500_emit_index_bias(r300, 0); + } + + if (emit_aos) + r300_emit_aos(r300, aos_offset, indexed); + + if (emit_aos_swtcl) + r300_emit_aos_swtcl(r300, indexed); + } + + return TRUE; +} + +/** + * Check if the requested number of dwords is available in the CS and + * if not, flush. Then validate buffers and emit dirty state. + * \param r300 The context. + * \param flags See r300_prepare_flags. + * \param index_buffer The index buffer to validate. The parameter may be NULL. + * \param cs_dwords The number of dwords to reserve in CS. + * \param aos_offset The offset passed to emit_aos. + * \param index_bias The index bias to emit. + * \return TRUE if rendering should be skipped + */ +static boolean r300_prepare_for_rendering(struct r300_context *r300, + enum r300_prepare_flags flags, + struct pipe_resource *index_buffer, + unsigned cs_dwords, + int aos_offset, + int index_bias) +{ + if (r300_reserve_cs_dwords(r300, flags, cs_dwords)) + flags |= PREP_FIRST_DRAW; + + return r300_emit_states(r300, flags, index_buffer, aos_offset, index_bias); } static boolean immd_is_good_idea(struct r300_context *r300, @@ -135,13 +301,20 @@ static boolean immd_is_good_idea(struct r300_context *r300, unsigned vertex_element_count = r300->velems->count; unsigned i, vbi; - if (count > 10 || DBG_ON(r300, DBG_NO_IMMD)) { + if (DBG_ON(r300, DBG_NO_IMMD)) { + return FALSE; + } + + if (r300->draw) { + return FALSE; + } + + if (count * r300->velems->vertex_size_dwords > IMMD_DWORDS) { return FALSE; } /* We shouldn't map buffers referenced by CS, busy buffers, * and ones placed in VRAM. */ - /* XXX Check for VRAM buffers. */ for (i = 0; i < vertex_element_count; i++) { velem = &r300->velems->velem[i]; vbi = velem->vertex_buffer_index; @@ -149,6 +322,10 @@ static boolean immd_is_good_idea(struct r300_context *r300, if (!checked[vbi]) { vbuf = &r300->vertex_buffer[vbi]; + if (!(r300_buffer(vbuf->buffer)->domain & R300_DOMAIN_GTT)) { + return FALSE; + } + if (r300_buffer_is_referenced(&r300->context, vbuf->buffer, R300_REF_CS | R300_REF_HW)) { @@ -162,85 +339,61 @@ static boolean immd_is_good_idea(struct r300_context *r300, } /***************************************************************************** - * The emission of draw packets for r500. Older GPUs may use these functions * - * after resolving fallback issues (e.g. stencil ref two-sided). * + * The HWTCL draw functions. * ****************************************************************************/ -static boolean r500_emit_index_offset(struct r300_context *r300, int indexBias) -{ - CS_LOCALS(r300); - - if (r300->screen->caps.is_r500 && - r300->rws->get_value(r300->rws, R300_VID_DRM_2_3_0)) { - BEGIN_CS(2); - OUT_CS_REG(R500_VAP_INDEX_OFFSET, - (indexBias & 0xFFFFFF) | (indexBias < 0 ? 1<<24 : 0)); - END_CS; - } else { - if (indexBias) - return FALSE; /* Can't do anything :( */ - } - - return TRUE; -} - -void r500_emit_draw_arrays_immediate(struct r300_context *r300, - unsigned mode, - unsigned start, - unsigned count) +static void r300_emit_draw_arrays_immediate(struct r300_context *r300, + unsigned mode, + unsigned start, + unsigned count) { struct pipe_vertex_element* velem; struct pipe_vertex_buffer* vbuf; unsigned vertex_element_count = r300->velems->count; - unsigned i, v, vbi, dw, elem_offset, dwords; + unsigned i, v, vbi; /* Size of the vertex, in dwords. */ - unsigned vertex_size = 0; + unsigned vertex_size = r300->velems->vertex_size_dwords; - /* Offsets of the attribute, in dwords, from the start of the vertex. */ - unsigned offset[PIPE_MAX_ATTRIBS]; + /* The number of dwords for this draw operation. */ + unsigned dwords = 9 + count * vertex_size; /* Size of the vertex element, in dwords. */ unsigned size[PIPE_MAX_ATTRIBS]; /* Stride to the same attrib in the next vertex in the vertex buffer, * in dwords. */ - unsigned stride[PIPE_MAX_ATTRIBS] = {0}; + unsigned stride[PIPE_MAX_ATTRIBS]; /* Mapped vertex buffers. */ - uint32_t* map[PIPE_MAX_ATTRIBS] = {0}; - struct pipe_transfer* transfer[PIPE_MAX_ATTRIBS] = {NULL}; + uint32_t* map[PIPE_MAX_ATTRIBS]; + uint32_t* mapelem[PIPE_MAX_ATTRIBS]; + struct pipe_transfer* transfer[PIPE_MAX_ATTRIBS] = {0}; CS_LOCALS(r300); + if (!r300_prepare_for_rendering(r300, PREP_FIRST_DRAW, NULL, dwords, 0, 0)) + return; + /* Calculate the vertex size, offsets, strides etc. and map the buffers. */ for (i = 0; i < vertex_element_count; i++) { velem = &r300->velems->velem[i]; - offset[i] = velem->src_offset / 4; - size[i] = util_format_get_blocksize(velem->src_format) / 4; - vertex_size += size[i]; + size[i] = r300->velems->hw_format_size[i] / 4; vbi = velem->vertex_buffer_index; + vbuf = &r300->vertex_buffer[vbi]; + stride[i] = vbuf->stride / 4; /* Map the buffer. */ - if (!map[vbi]) { - vbuf = &r300->vertex_buffer[vbi]; + if (!transfer[vbi]) { map[vbi] = (uint32_t*)pipe_buffer_map(&r300->context, vbuf->buffer, PIPE_TRANSFER_READ, &transfer[vbi]); - map[vbi] += vbuf->buffer_offset / 4; - stride[vbi] = vbuf->stride / 4; + map[vbi] += (vbuf->buffer_offset / 4) + stride[i] * start; } + mapelem[i] = map[vbi] + (velem->src_offset / 4); } - dwords = 9 + count * vertex_size; - - r300_reserve_cs_space(r300, r300_get_num_dirty_dwords(r300) + 2 + dwords); - r300_emit_buffer_validate(r300, FALSE, NULL); - r300_emit_dirty_state(r300); - - r500_emit_index_offset(r300, 0); - BEGIN_CS(dwords); OUT_CS_REG(R300_GA_COLOR_CONTROL, r300_provoking_vertex_fixes(r300, mode)); @@ -255,13 +408,7 @@ void r500_emit_draw_arrays_immediate(struct r300_context *r300, /* Emit vertices. */ for (v = 0; v < count; v++) { for (i = 0; i < vertex_element_count; i++) { - velem = &r300->velems->velem[i]; - vbi = velem->vertex_buffer_index; - elem_offset = offset[i] + stride[vbi] * (v + start); - - for (dw = 0; dw < size[i]; dw++) { - OUT_CS(map[vbi][elem_offset + dw]); - } + OUT_CS_TABLE(&mapelem[i][stride[i] * v], size[i]); } } END_CS; @@ -270,17 +417,17 @@ void r500_emit_draw_arrays_immediate(struct r300_context *r300, for (i = 0; i < vertex_element_count; i++) { vbi = r300->velems->velem[i].vertex_buffer_index; - if (map[vbi]) { + if (transfer[vbi]) { vbuf = &r300->vertex_buffer[vbi]; pipe_buffer_unmap(&r300->context, vbuf->buffer, transfer[vbi]); - map[vbi] = NULL; + transfer[vbi] = NULL; } } } -void r500_emit_draw_arrays(struct r300_context *r300, - unsigned mode, - unsigned count) +static void r300_emit_draw_arrays(struct r300_context *r300, + unsigned mode, + unsigned count) { boolean alt_num_verts = count > 65535; CS_LOCALS(r300); @@ -291,8 +438,6 @@ void r500_emit_draw_arrays(struct r300_context *r300, return; } - r500_emit_index_offset(r300, 0); - BEGIN_CS(7 + (alt_num_verts ? 2 : 0)); if (alt_num_verts) { OUT_CS_REG(R500_VAP_ALT_NUM_VERTICES, count); @@ -309,15 +454,14 @@ void r500_emit_draw_arrays(struct r300_context *r300, END_CS; } -void r500_emit_draw_elements(struct r300_context *r300, - struct pipe_resource* indexBuffer, - unsigned indexSize, - int indexBias, - unsigned minIndex, - unsigned maxIndex, - unsigned mode, - unsigned start, - unsigned count) +static void r300_emit_draw_elements(struct r300_context *r300, + struct pipe_resource* indexBuffer, + unsigned indexSize, + unsigned minIndex, + unsigned maxIndex, + unsigned mode, + unsigned start, + unsigned count) { uint32_t count_dwords; uint32_t offset_dwords = indexSize * start / sizeof(uint32_t); @@ -335,12 +479,6 @@ void r500_emit_draw_elements(struct r300_context *r300, DBG(r300, DBG_DRAW, "r300: Indexbuf of %u indices, min %u max %u\n", count, minIndex, maxIndex); - if (!r500_emit_index_offset(r300, indexBias)) { - fprintf(stderr, "r300: Got a non-zero index bias, " - "refusing to render.\n"); - return; - } - BEGIN_CS(13 + (alt_num_verts ? 2 : 0)); if (alt_num_verts) { OUT_CS_REG(R500_VAP_ALT_NUM_VERTICES, count); @@ -374,189 +512,31 @@ void r500_emit_draw_elements(struct r300_context *r300, (0 << R300_INDX_BUFFER_SKIP_SHIFT)); OUT_CS(offset_dwords << 2); OUT_CS_BUF_RELOC(indexBuffer, count_dwords, - RADEON_GEM_DOMAIN_GTT, 0, 0); - - END_CS; -} - -/***************************************************************************** - * The emission of draw packets for r300 which take care of the two-sided * - * stencil ref fallback and call r500's functions. * - ****************************************************************************/ - -/* Set drawing for front faces. */ -static void r300_begin_stencil_ref_fallback(struct r300_context *r300) -{ - struct r300_rs_state *rs = (struct r300_rs_state*)r300->rs_state.state; - CS_LOCALS(r300); + r300_buffer(indexBuffer)->domain, 0); - BEGIN_CS(2); - OUT_CS_REG(R300_SU_CULL_MODE, rs->cull_mode | R300_CULL_BACK); - END_CS; -} - -/* Set drawing for back faces. */ -static void r300_switch_stencil_ref_side(struct r300_context *r300) -{ - struct r300_rs_state *rs = (struct r300_rs_state*)r300->rs_state.state; - struct r300_dsa_state *dsa = (struct r300_dsa_state*)r300->dsa_state.state; - CS_LOCALS(r300); - - BEGIN_CS(4); - OUT_CS_REG(R300_SU_CULL_MODE, rs->cull_mode | R300_CULL_FRONT); - OUT_CS_REG(R300_ZB_STENCILREFMASK, - dsa->stencil_ref_bf | r300->stencil_ref.ref_value[1]); - END_CS; -} - -/* Restore the original state. */ -static void r300_end_stencil_ref_fallback(struct r300_context *r300) -{ - struct r300_rs_state *rs = (struct r300_rs_state*)r300->rs_state.state; - struct r300_dsa_state *dsa = (struct r300_dsa_state*)r300->dsa_state.state; - CS_LOCALS(r300); - - BEGIN_CS(4); - OUT_CS_REG(R300_SU_CULL_MODE, rs->cull_mode); - OUT_CS_REG(R300_ZB_STENCILREFMASK, - dsa->stencil_ref_mask | r300->stencil_ref.ref_value[0]); END_CS; } -void r300_emit_draw_arrays_immediate(struct r300_context *r300, +/* This is the fast-path drawing & emission for HW TCL. */ +static void r300_draw_range_elements(struct pipe_context* pipe, + struct pipe_resource* indexBuffer, + unsigned indexSize, + int indexBias, + unsigned minIndex, + unsigned maxIndex, unsigned mode, unsigned start, unsigned count) { - if (!r300->stencil_ref_bf_fallback) { - r500_emit_draw_arrays_immediate(r300, mode, start, count); - } else { - r300_begin_stencil_ref_fallback(r300); - r500_emit_draw_arrays_immediate(r300, mode, start, count); - r300_switch_stencil_ref_side(r300); - r500_emit_draw_arrays_immediate(r300, mode, start, count); - r300_end_stencil_ref_fallback(r300); - } -} - -void r300_emit_draw_arrays(struct r300_context *r300, - unsigned mode, - unsigned count) -{ - if (!r300->stencil_ref_bf_fallback) { - r500_emit_draw_arrays(r300, mode, count); - } else { - r300_begin_stencil_ref_fallback(r300); - r500_emit_draw_arrays(r300, mode, count); - r300_switch_stencil_ref_side(r300); - r500_emit_draw_arrays(r300, mode, count); - r300_end_stencil_ref_fallback(r300); - } -} - -void r300_emit_draw_elements(struct r300_context *r300, - struct pipe_resource* indexBuffer, - unsigned indexSize, - int indexBias, - unsigned minIndex, - unsigned maxIndex, - unsigned mode, - unsigned start, - unsigned count) -{ - if (!r300->stencil_ref_bf_fallback) { - r500_emit_draw_elements(r300, indexBuffer, indexSize, indexBias, - minIndex, maxIndex, mode, start, count); - } else { - r300_begin_stencil_ref_fallback(r300); - r500_emit_draw_elements(r300, indexBuffer, indexSize, indexBias, - minIndex, maxIndex, mode, start, count); - r300_switch_stencil_ref_side(r300); - r500_emit_draw_elements(r300, indexBuffer, indexSize, indexBias, - minIndex, maxIndex, mode, start, count); - r300_end_stencil_ref_fallback(r300); - } -} - -static void r300_shorten_ubyte_elts(struct r300_context* r300, - struct pipe_resource** elts, - unsigned start, - unsigned count) -{ - struct pipe_context* context = &r300->context; - struct pipe_screen* screen = r300->context.screen; - struct pipe_resource* new_elts; - unsigned char *in_map; - unsigned short *out_map; - struct pipe_transfer *src_transfer, *dst_transfer; - unsigned i; - - new_elts = pipe_buffer_create(screen, - PIPE_BIND_INDEX_BUFFER, - 2 * count); - - in_map = pipe_buffer_map(context, *elts, PIPE_TRANSFER_READ, &src_transfer); - out_map = pipe_buffer_map(context, new_elts, PIPE_TRANSFER_WRITE, &dst_transfer); - - in_map += start; - - for (i = 0; i < count; i++) { - *out_map = (unsigned short)*in_map; - in_map++; - out_map++; - } - - pipe_buffer_unmap(context, *elts, src_transfer); - pipe_buffer_unmap(context, new_elts, dst_transfer); - - *elts = new_elts; -} - -static void r300_align_ushort_elts(struct r300_context *r300, - struct pipe_resource **elts, - unsigned start, unsigned count) -{ - struct pipe_context* context = &r300->context; - struct pipe_transfer *in_transfer = NULL; - struct pipe_transfer *out_transfer = NULL; - struct pipe_resource* new_elts; - unsigned short *in_map; - unsigned short *out_map; - - new_elts = pipe_buffer_create(context->screen, - PIPE_BIND_INDEX_BUFFER, - 2 * count); - - in_map = pipe_buffer_map(context, *elts, - PIPE_TRANSFER_READ, &in_transfer); - out_map = pipe_buffer_map(context, new_elts, - PIPE_TRANSFER_WRITE, &out_transfer); - - memcpy(out_map, in_map+start, 2 * count); - - pipe_buffer_unmap(context, *elts, in_transfer); - pipe_buffer_unmap(context, new_elts, out_transfer); - - *elts = new_elts; -} - -/* This is the fast-path drawing & emission for HW TCL. */ -void r300_draw_range_elements(struct pipe_context* pipe, - struct pipe_resource* indexBuffer, - unsigned indexSize, - int indexBias, - unsigned minIndex, - unsigned maxIndex, - unsigned mode, - unsigned start, - unsigned count) -{ struct r300_context* r300 = r300_context(pipe); struct pipe_resource* orgIndexBuffer = indexBuffer; boolean alt_num_verts = r300->screen->caps.is_r500 && count > 65536 && r300->rws->get_value(r300->rws, R300_VID_DRM_2_3_0); unsigned short_count; + int buffer_offset = 0, index_offset = 0; /* for index bias emulation */ + boolean translate = FALSE; + unsigned new_offset; if (r300->skip_rendering) { return; @@ -566,76 +546,78 @@ void r300_draw_range_elements(struct pipe_context* pipe, return; } - if (indexSize == 1) { - r300_shorten_ubyte_elts(r300, &indexBuffer, start, count); - indexSize = 2; - start = 0; - } else if (indexSize == 2 && start % 2 != 0) { - r300_align_ushort_elts(r300, &indexBuffer, start, count); - start = 0; + /* Index buffer range checking. */ + if ((start + count) * indexSize > indexBuffer->width0) { + fprintf(stderr, "r300: Invalid index buffer range. Skipping rendering.\n"); + return; } + /* Set up fallback for incompatible vertex layout if needed. */ + if (r300->incompatible_vb_layout || r300->velems->incompatible_layout) { + r300_begin_vertex_translate(r300); + translate = TRUE; + } + + if (indexBias && !r500_index_bias_supported(r300)) { + r300_split_index_bias(r300, indexBias, &buffer_offset, &index_offset); + } + + r300_translate_index_buffer(r300, &indexBuffer, &indexSize, index_offset, + &start, count); + r300_update_derived_state(r300); + r300_upload_index_buffer(r300, &indexBuffer, indexSize, start, count, &new_offset); - r300_upload_index_buffer(r300, &indexBuffer, indexSize, start, count); + start = new_offset; - /* 128 dwords for emit_aos and emit_draw_elements */ - r300_reserve_cs_space(r300, r300_get_num_dirty_dwords(r300) + 128); - r300_emit_buffer_validate(r300, TRUE, indexBuffer); - r300_emit_dirty_state(r300); - r300_emit_aos(r300, 0, TRUE); + /* 15 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, 15, buffer_offset, indexBias)) + goto done; - u_upload_flush(r300->upload_vb); - u_upload_flush(r300->upload_ib); if (alt_num_verts || count <= 65535) { - r300->emit_draw_elements(r300, indexBuffer, indexSize, indexBias, - minIndex, maxIndex, mode, start, count); + r300_emit_draw_elements(r300, indexBuffer, indexSize, + minIndex, maxIndex, mode, start, count); } else { do { short_count = MIN2(count, 65534); - r300->emit_draw_elements(r300, indexBuffer, indexSize, indexBias, + r300_emit_draw_elements(r300, indexBuffer, indexSize, minIndex, maxIndex, mode, start, short_count); start += short_count; count -= short_count; - /* 16 spare dwords are enough for emit_draw_elements. - * Also reserve some space for emit_query_end. */ - if (count && r300_reserve_cs_space(r300, 74)) { - r300_emit_buffer_validate(r300, TRUE, indexBuffer); - r300_emit_dirty_state(r300); - r300_emit_aos(r300, 0, TRUE); + /* 15 dwords for emit_draw_elements */ + if (count) { + if (!r300_prepare_for_rendering(r300, + PREP_VALIDATE_VBOS | PREP_EMIT_AOS | PREP_INDEXED, + indexBuffer, 15, buffer_offset, indexBias)) + goto done; } } while (count); } +done: if (indexBuffer != orgIndexBuffer) { pipe_resource_reference( &indexBuffer, NULL ); } -} - -/* Simple helpers for context setup. Should probably be moved to util. */ -void r300_draw_elements(struct pipe_context* pipe, - struct pipe_resource* indexBuffer, - unsigned indexSize, int indexBias, unsigned mode, - unsigned start, unsigned count) -{ - struct r300_context *r300 = r300_context(pipe); - pipe->draw_range_elements(pipe, indexBuffer, indexSize, indexBias, - 0, r300->vertex_buffer_max_index, - mode, start, count); + if (translate) { + r300_end_vertex_translate(r300); + } } -void r300_draw_arrays(struct pipe_context* pipe, unsigned mode, - unsigned start, unsigned count) +static void r300_draw_arrays(struct pipe_context* pipe, unsigned mode, + unsigned start, unsigned count) { struct r300_context* r300 = r300_context(pipe); boolean alt_num_verts = r300->screen->caps.is_r500 && count > 65536 && r300->rws->get_value(r300->rws, R300_VID_DRM_2_3_0); unsigned short_count; + boolean translate = FALSE; if (r300->skip_rendering) { return; @@ -645,135 +627,149 @@ void r300_draw_arrays(struct pipe_context* pipe, unsigned mode, return; } + /* Set up fallback for incompatible vertex layout if needed. */ + if (r300->incompatible_vb_layout || r300->velems->incompatible_layout) { + r300_begin_vertex_translate(r300); + translate = TRUE; + } + r300_update_derived_state(r300); if (immd_is_good_idea(r300, count)) { - r300->emit_draw_arrays_immediate(r300, mode, start, count); + r300_emit_draw_arrays_immediate(r300, mode, start, count); } else { - /* Make sure there are at least 128 spare dwords in the command buffer. - * (most of it being consumed by emit_aos) */ - r300_reserve_cs_space(r300, r300_get_num_dirty_dwords(r300) + 128); - r300_emit_buffer_validate(r300, TRUE, NULL); - r300_emit_dirty_state(r300); + /* 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, + NULL, 9, start, 0)) + goto done; if (alt_num_verts || count <= 65535) { - r300_emit_aos(r300, start, FALSE); - r300->emit_draw_arrays(r300, mode, count); + r300_emit_draw_arrays(r300, mode, count); } else { do { short_count = MIN2(count, 65535); - r300_emit_aos(r300, start, FALSE); - r300->emit_draw_arrays(r300, mode, short_count); + r300_emit_draw_arrays(r300, mode, short_count); start += short_count; count -= short_count; - /* Again, we emit both AOS and draw_arrays so there should be - * at least 128 spare dwords. - * Also reserve some space for emit_query_end. */ - if (count && r300_reserve_cs_space(r300, 186)) { - r300_emit_buffer_validate(r300, TRUE, NULL); - r300_emit_dirty_state(r300); + /* 9 spare dwords for emit_draw_arrays. Give up if the function fails. */ + if (count) { + if (!r300_prepare_for_rendering(r300, + PREP_VALIDATE_VBOS | PREP_EMIT_AOS, NULL, 9, + start, 0)) + goto done; } } while (count); } - u_upload_flush(r300->upload_vb); } -} -/**************************************************************************** - * The rest of this file is for SW TCL rendering only. Please be polite and * - * keep these functions separated so that they are easier to locate. ~C. * - ***************************************************************************/ +done: + if (translate) { + r300_end_vertex_translate(r300); + } +} -/* SW TCL arrays, using Draw. */ -void r300_swtcl_draw_arrays(struct pipe_context* pipe, - unsigned mode, - unsigned start, - unsigned count) +static void r300_draw_vbo(struct pipe_context* pipe, + const struct pipe_draw_info *info) { struct r300_context* r300 = r300_context(pipe); - struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS]; - int i; - - if (r300->skip_rendering) { - return; - } - - if (!u_trim_pipe_prim(mode, &count)) { - return; - } - for (i = 0; i < r300->vertex_buffer_count; i++) { - void* buf = pipe_buffer_map(pipe, - r300->vertex_buffer[i].buffer, - PIPE_TRANSFER_READ, - &vb_transfer[i]); - draw_set_mapped_vertex_buffer(r300->draw, i, buf); - } + if (!r300->velems->count || !r300->vertex_buffer_count) + return; - draw_set_mapped_element_buffer(r300->draw, 0, 0, NULL); + if (info->indexed && r300->index_buffer.buffer) { + unsigned offset; - draw_arrays(r300->draw, mode, start, count); + assert(r300->index_buffer.offset % r300->index_buffer.index_size == 0); + offset = r300->index_buffer.offset / r300->index_buffer.index_size; - for (i = 0; i < r300->vertex_buffer_count; i++) { - pipe_buffer_unmap(pipe, r300->vertex_buffer[i].buffer, - vb_transfer[i]); - draw_set_mapped_vertex_buffer(r300->draw, i, NULL); + r300_draw_range_elements(pipe, + r300->index_buffer.buffer, + r300->index_buffer.index_size, + info->index_bias, + info->min_index, + info->max_index, + info->mode, + info->start + offset, + info->count); + } + else { + r300_draw_arrays(pipe, + info->mode, + info->start, + info->count); } } +/**************************************************************************** + * The rest of this file is for SW TCL rendering only. Please be polite and * + * keep these functions separated so that they are easier to locate. ~C. * + ***************************************************************************/ + /* SW TCL elements, using Draw. */ -void r300_swtcl_draw_range_elements(struct pipe_context* pipe, - struct pipe_resource* indexBuffer, - unsigned indexSize, - int indexBias, - unsigned minIndex, - unsigned maxIndex, - unsigned mode, - unsigned start, - unsigned count) +static void r300_swtcl_draw_vbo(struct pipe_context* pipe, + const struct pipe_draw_info *info) { struct r300_context* r300 = r300_context(pipe); struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS]; - struct pipe_transfer *ib_transfer; + struct pipe_transfer *ib_transfer = NULL; + unsigned count = info->count; int i; - void* indices; + void *indices = NULL; + boolean indexed = info->indexed && r300->index_buffer.buffer; if (r300->skip_rendering) { return; } - if (!u_trim_pipe_prim(mode, &count)) { + if (!u_trim_pipe_prim(info->mode, &count)) { return; } + r300_update_derived_state(r300); + + r300_reserve_cs_dwords(r300, + PREP_FIRST_DRAW | PREP_EMIT_AOS_SWTCL | + (indexed ? PREP_INDEXED : 0), + indexed ? 256 : 6); + for (i = 0; i < r300->vertex_buffer_count; i++) { - void* buf = pipe_buffer_map(pipe, - r300->vertex_buffer[i].buffer, - PIPE_TRANSFER_READ, - &vb_transfer[i]); - draw_set_mapped_vertex_buffer(r300->draw, i, buf); + if (r300->vertex_buffer[i].buffer) { + void *buf = pipe_buffer_map(pipe, + r300->vertex_buffer[i].buffer, + PIPE_TRANSFER_READ, + &vb_transfer[i]); + draw_set_mapped_vertex_buffer(r300->draw, i, buf); + } + } + + if (indexed) { + indices = pipe_buffer_map(pipe, r300->index_buffer.buffer, + PIPE_TRANSFER_READ, &ib_transfer); } - indices = pipe_buffer_map(pipe, indexBuffer, - PIPE_TRANSFER_READ, &ib_transfer); - draw_set_mapped_element_buffer_range(r300->draw, indexSize, indexBias, - minIndex, maxIndex, indices); + draw_set_mapped_index_buffer(r300->draw, indices); - draw_arrays(r300->draw, mode, start, count); + r300->draw_vbo_locked = TRUE; + r300->draw_first_emitted = FALSE; + draw_vbo(r300->draw, info); + draw_flush(r300->draw); + r300->draw_vbo_locked = FALSE; for (i = 0; i < r300->vertex_buffer_count; i++) { - pipe_buffer_unmap(pipe, r300->vertex_buffer[i].buffer, - vb_transfer[i]); - draw_set_mapped_vertex_buffer(r300->draw, i, NULL); + if (r300->vertex_buffer[i].buffer) { + pipe_buffer_unmap(pipe, r300->vertex_buffer[i].buffer, + vb_transfer[i]); + draw_set_mapped_vertex_buffer(r300->draw, i, NULL); + } } - pipe_buffer_unmap(pipe, indexBuffer, - ib_transfer); - draw_set_mapped_element_buffer_range(r300->draw, 0, 0, - start, start + count - 1, - NULL); + if (indexed) { + pipe_buffer_unmap(pipe, r300->index_buffer.buffer, ib_transfer); + draw_set_mapped_index_buffer(r300->draw, NULL); + } } /* Object for rendering using Draw. */ @@ -790,13 +786,10 @@ struct r300_render { unsigned hwprim; /* VBO */ - struct pipe_resource* vbo; - size_t vbo_size; - size_t vbo_offset; size_t vbo_max_used; void * vbo_ptr; - struct pipe_transfer *vbo_transfer; + struct pipe_transfer *vbo_transfer; }; static INLINE struct r300_render* @@ -811,8 +804,6 @@ r300_render_get_vertex_info(struct vbuf_render* render) struct r300_render* r300render = r300_render(render); struct r300_context* r300 = r300render->r300; - r300_update_derived_state(r300); - return &r300->vertex_info; } @@ -825,33 +816,40 @@ static boolean r300_render_allocate_vertices(struct vbuf_render* render, struct pipe_screen* screen = r300->context.screen; size_t size = (size_t)vertex_size * (size_t)count; - if (size + r300render->vbo_offset > r300render->vbo_size) + DBG(r300, DBG_DRAW, "r300: render_allocate_vertices (size: %d)\n", size); + + if (size + r300->draw_vbo_offset > r300->draw_vbo_size) { - pipe_resource_reference(&r300->vbo, NULL); - r300render->vbo = pipe_buffer_create(screen, - PIPE_BIND_VERTEX_BUFFER, - R300_MAX_DRAW_VBO_SIZE); - r300render->vbo_offset = 0; - r300render->vbo_size = R300_MAX_DRAW_VBO_SIZE; + pipe_resource_reference(&r300->vbo, NULL); + r300->vbo = pipe_buffer_create(screen, + PIPE_BIND_VERTEX_BUFFER, + R300_MAX_DRAW_VBO_SIZE); + r300->draw_vbo_offset = 0; + r300->draw_vbo_size = R300_MAX_DRAW_VBO_SIZE; } r300render->vertex_size = vertex_size; - r300->vbo = r300render->vbo; - r300->vbo_offset = r300render->vbo_offset; - return (r300render->vbo) ? TRUE : FALSE; + return (r300->vbo) ? TRUE : FALSE; } static void* r300_render_map_vertices(struct vbuf_render* render) { struct r300_render* r300render = r300_render(render); + struct r300_context* r300 = r300render->r300; + + assert(!r300render->vbo_transfer); + + DBG(r300, DBG_DRAW, "r300: render_map_vertices\n"); r300render->vbo_ptr = pipe_buffer_map(&r300render->r300->context, - r300render->vbo, + r300->vbo, PIPE_TRANSFER_WRITE, &r300render->vbo_transfer); - return ((uint8_t*)r300render->vbo_ptr + r300render->vbo_offset); + assert(r300render->vbo_ptr); + + return ((uint8_t*)r300render->vbo_ptr + r300->draw_vbo_offset); } static void r300_render_unmap_vertices(struct vbuf_render* render, @@ -860,21 +858,27 @@ static void r300_render_unmap_vertices(struct vbuf_render* render, { struct r300_render* r300render = r300_render(render); struct pipe_context* context = &r300render->r300->context; - CS_LOCALS(r300render->r300); - BEGIN_CS(2); - OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, max); - END_CS; + struct r300_context* r300 = r300render->r300; + + assert(r300render->vbo_transfer); + + DBG(r300, DBG_DRAW, "r300: render_unmap_vertices\n"); r300render->vbo_max_used = MAX2(r300render->vbo_max_used, r300render->vertex_size * (max + 1)); - pipe_buffer_unmap(context, r300render->vbo, r300render->vbo_transfer); + pipe_buffer_unmap(context, r300->vbo, r300render->vbo_transfer); + + r300render->vbo_transfer = NULL; } static void r300_render_release_vertices(struct vbuf_render* render) { struct r300_render* r300render = r300_render(render); + struct r300_context* r300 = r300render->r300; - r300render->vbo_offset += r300render->vbo_max_used; + DBG(r300, DBG_DRAW, "r300: render_release_vertices\n"); + + r300->draw_vbo_offset += r300render->vbo_max_used; r300render->vbo_max_used = 0; } @@ -889,92 +893,131 @@ static boolean r300_render_set_primitive(struct vbuf_render* render, return TRUE; } -static void r500_render_draw_arrays(struct vbuf_render* render, +static void r300_render_draw_arrays(struct vbuf_render* render, unsigned start, unsigned count) { struct r300_render* r300render = r300_render(render); struct r300_context* r300 = r300render->r300; + uint8_t* ptr; + unsigned i; + unsigned dwords = 6; CS_LOCALS(r300); + (void) i; (void) ptr; - r300_reserve_cs_space(r300, r300_get_num_dirty_dwords(r300) + 2); - r300_emit_buffer_validate(r300, FALSE, NULL); - r300_emit_dirty_state(r300); + DBG(r300, DBG_DRAW, "r300: render_draw_arrays (count: %d)\n", count); - DBG(r300, DBG_DRAW, "r300: Doing vbuf render, count %d\n", count); + if (r300->draw_first_emitted) { + if (!r300_prepare_for_rendering(r300, + PREP_FIRST_DRAW | PREP_EMIT_AOS_SWTCL, + NULL, 6, 0, 0)) + return; + } else { + if (!r300_emit_states(r300, + PREP_FIRST_DRAW | PREP_EMIT_AOS_SWTCL, + NULL, 0, 0)) + return; + } - r500_emit_index_offset(r300, 0); + /* Uncomment to dump all VBOs rendered through this interface. + * Slow and noisy! + ptr = pipe_buffer_map(&r300render->r300->context, + r300render->vbo, PIPE_TRANSFER_READ, + &r300render->vbo_transfer); - BEGIN_CS(2); + for (i = 0; i < count; i++) { + printf("r300: Vertex %d\n", i); + draw_dump_emitted_vertex(&r300->vertex_info, ptr); + ptr += r300->vertex_info.size * 4; + printf("\n"); + } + + pipe_buffer_unmap(&r300render->r300->context, r300render->vbo, + r300render->vbo_transfer); + */ + + BEGIN_CS(dwords); + OUT_CS_REG(R300_GA_COLOR_CONTROL, + r300_provoking_vertex_fixes(r300, r300render->prim)); + OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, count - 1); OUT_CS_PKT3(R300_PACKET3_3D_DRAW_VBUF_2, 0); OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_LIST | (count << 16) | r300render->hwprim); END_CS; + + r300->draw_first_emitted = TRUE; } -static void r500_render_draw(struct vbuf_render* render, - const ushort* indices, - uint count) +static void r300_render_draw_elements(struct vbuf_render* render, + const ushort* indices, + uint count) { struct r300_render* r300render = r300_render(render); struct r300_context* r300 = r300render->r300; int i; - unsigned dwords = 2 + (count+1)/2; + unsigned end_cs_dwords; + unsigned max_index = (r300->draw_vbo_size - r300->draw_vbo_offset) / + (r300render->r300->vertex_info.size * 4) - 1; + unsigned short_count; + unsigned free_dwords; CS_LOCALS(r300); + DBG(r300, DBG_DRAW, "r300: render_draw_elements (count: %d)\n", count); - r300_reserve_cs_space(r300, r300_get_num_dirty_dwords(r300) + dwords); - r300_emit_buffer_validate(r300, FALSE, NULL); - r300_emit_dirty_state(r300); + if (r300->draw_first_emitted) { + if (!r300_prepare_for_rendering(r300, + PREP_FIRST_DRAW | 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, + NULL, 0, 0)) + return; + } - r500_emit_index_offset(r300, 0); + /* Below we manage the CS space manually because there may be more + * indices than it can fit in CS. */ - BEGIN_CS(dwords); - OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, (count+1)/2); - OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (count << 16) | - r300render->hwprim); - for (i = 0; i < count-1; i += 2) { - OUT_CS(indices[i+1] << 16 | indices[i]); - } - if (count % 2) { - OUT_CS(indices[count-1]); - } - END_CS; -} + end_cs_dwords = r300_get_num_cs_end_dwords(r300); -static void r300_render_draw_arrays(struct vbuf_render* render, - unsigned start, - unsigned count) -{ - struct r300_context* r300 = r300_render(render)->r300; + while (count) { + free_dwords = r300->cs->ndw - r300->cs->cdw; - if (!r300->stencil_ref_bf_fallback) { - r500_render_draw_arrays(render, start, count); - } else { - r300_begin_stencil_ref_fallback(r300); - r500_render_draw_arrays(render, start, count); - r300_switch_stencil_ref_side(r300); - r500_render_draw_arrays(render, start, count); - r300_end_stencil_ref_fallback(r300); - } -} + short_count = MIN2(count, (free_dwords - end_cs_dwords - 6) * 2); -static void r300_render_draw(struct vbuf_render* render, - const ushort* indices, - uint count) -{ - struct r300_context* r300 = r300_render(render)->r300; + BEGIN_CS(6 + (short_count+1)/2); + OUT_CS_REG(R300_GA_COLOR_CONTROL, + r300_provoking_vertex_fixes(r300, r300render->prim)); + OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, max_index); + OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, (short_count+1)/2); + OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (short_count << 16) | + r300render->hwprim); + for (i = 0; i < short_count-1; i += 2) { + OUT_CS(indices[i+1] << 16 | indices[i]); + } + if (short_count % 2) { + OUT_CS(indices[short_count-1]); + } + END_CS; - if (!r300->stencil_ref_bf_fallback) { - r500_render_draw(render, indices, count); - } else { - r300_begin_stencil_ref_fallback(r300); - r500_render_draw(render, indices, count); - r300_switch_stencil_ref_side(r300); - r500_render_draw(render, indices, count); - r300_end_stencil_ref_fallback(r300); + /* OK now subtract the emitted indices and see if we need to emit + * another draw packet. */ + indices += short_count; + count -= short_count; + + if (count) { + if (!r300_prepare_for_rendering(r300, + PREP_EMIT_AOS_SWTCL | PREP_INDEXED, + NULL, 256, 0, 0)) + return; + + end_cs_dwords = r300_get_num_cs_end_dwords(r300); + } } + + r300->draw_first_emitted = TRUE; } static void r300_render_destroy(struct vbuf_render* render) @@ -997,20 +1040,11 @@ static struct vbuf_render* r300_render_create(struct r300_context* r300) r300render->base.map_vertices = r300_render_map_vertices; r300render->base.unmap_vertices = r300_render_unmap_vertices; r300render->base.set_primitive = r300_render_set_primitive; - if (r300->screen->caps.is_r500) { - r300render->base.draw = r500_render_draw; - r300render->base.draw_arrays = r500_render_draw_arrays; - } else { - r300render->base.draw = r300_render_draw; - r300render->base.draw_arrays = r300_render_draw_arrays; - } + r300render->base.draw_elements = r300_render_draw_elements; + r300render->base.draw_arrays = r300_render_draw_arrays; r300render->base.release_vertices = r300_render_release_vertices; r300render->base.destroy = r300_render_destroy; - r300render->vbo = NULL; - r300render->vbo_size = 0; - r300render->vbo_offset = 0; - return &r300render->base; } @@ -1036,3 +1070,154 @@ struct draw_stage* r300_draw_stage(struct r300_context* r300) return stage; } + +void r300_draw_flush_vbuf(struct r300_context *r300) +{ + pipe_resource_reference(&r300->vbo, NULL); + r300->draw_vbo_size = 0; +} + +/**************************************************************************** + * End of SW TCL functions * + ***************************************************************************/ + +/* This functions is used to draw a rectangle for the blitter module. + * + * If we rendered a quad, the pixels on the main diagonal + * would be computed and stored twice, which makes the clear/copy codepaths + * somewhat inefficient. Instead we use a rectangular point sprite. */ +static void r300_blitter_draw_rectangle(struct blitter_context *blitter, + unsigned x1, unsigned y1, + unsigned x2, unsigned y2, + float depth, + enum blitter_attrib_type type, + const float attrib[4]) +{ + struct r300_context *r300 = r300_context(util_blitter_get_pipe(blitter)); + unsigned last_sprite_coord_enable = r300->sprite_coord_enable; + unsigned width = x2 - x1; + unsigned height = y2 - y1; + unsigned vertex_size = + type == UTIL_BLITTER_ATTRIB_COLOR || !r300->draw ? 8 : 4; + unsigned dwords = 13 + vertex_size + + (type == UTIL_BLITTER_ATTRIB_TEXCOORD ? 7 : 0); + const float zeros[4] = {0, 0, 0, 0}; + CS_LOCALS(r300); + + if (type == UTIL_BLITTER_ATTRIB_TEXCOORD) + r300->sprite_coord_enable = 1; + + r300_update_derived_state(r300); + + /* Mark some states we don't care about as non-dirty. */ + r300->clip_state.dirty = FALSE; + r300->viewport_state.dirty = FALSE; + + if (!r300_prepare_for_rendering(r300, PREP_FIRST_DRAW, NULL, dwords, 0, 0)) + goto done; + + DBG(r300, DBG_DRAW, "r300: draw_rectangle\n"); + + BEGIN_CS(dwords); + /* Set up GA. */ + OUT_CS_REG(R300_GA_POINT_SIZE, (height * 6) | ((width * 6) << 16)); + + if (type == UTIL_BLITTER_ATTRIB_TEXCOORD) { + /* Set up the GA to generate texcoords. */ + OUT_CS_REG(R300_GB_ENABLE, R300_GB_POINT_STUFF_ENABLE | + (R300_GB_TEX_STR << R300_GB_TEX0_SOURCE_SHIFT)); + OUT_CS_REG_SEQ(R300_GA_POINT_S0, 4); + OUT_CS_32F(attrib[0]); + OUT_CS_32F(attrib[3]); + OUT_CS_32F(attrib[2]); + OUT_CS_32F(attrib[1]); + } + + /* Set up VAP controls. */ + OUT_CS_REG(R300_VAP_CLIP_CNTL, R300_CLIP_DISABLE); + OUT_CS_REG(R300_VAP_VTE_CNTL, R300_VTX_XY_FMT | R300_VTX_Z_FMT); + OUT_CS_REG(R300_VAP_VTX_SIZE, vertex_size); + OUT_CS_REG_SEQ(R300_VAP_VF_MAX_VTX_INDX, 2); + OUT_CS(1); + OUT_CS(0); + + /* Draw. */ + OUT_CS_PKT3(R300_PACKET3_3D_DRAW_IMMD_2, vertex_size); + OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_EMBEDDED | (1 << 16) | + R300_VAP_VF_CNTL__PRIM_POINTS); + + OUT_CS_32F(x1 + width * 0.5f); + OUT_CS_32F(y1 + height * 0.5f); + OUT_CS_32F(depth); + OUT_CS_32F(1); + + if (vertex_size == 8) { + if (!attrib) + attrib = zeros; + OUT_CS_TABLE(attrib, 4); + } + END_CS; + +done: + /* Restore the state. */ + r300->clip_state.dirty = TRUE; + r300->rs_state.dirty = TRUE; + r300->viewport_state.dirty = TRUE; + + r300->sprite_coord_enable = last_sprite_coord_enable; +} + +static void r300_resource_resolve(struct pipe_context* pipe, + struct pipe_resource* dest, + struct pipe_subresource subdest, + struct pipe_resource* src, + struct pipe_subresource subsrc) +{ + struct r300_context* r300 = r300_context(pipe); + struct r300_aa_state *aa = (struct r300_aa_state*)r300->aa_state.state; + struct pipe_surface* srcsurf = src->screen->get_tex_surface(src->screen, + src, subsrc.face, subsrc.level, 0, 0); + float color[] = {0, 0, 0, 0}; + + DBG(r300, DBG_DRAW, "r300: Resolving resource...\n"); + + /* Enable AA resolve. */ + aa->dest = r300_surface( + dest->screen->get_tex_surface(dest->screen, dest, subdest.face, + subdest.level, 0, 0)); + + aa->aaresolve_ctl = + R300_RB3D_AARESOLVE_CTL_AARESOLVE_MODE_RESOLVE | + R300_RB3D_AARESOLVE_CTL_AARESOLVE_ALPHA_AVERAGE; + r300->aa_state.size = 12; + r300->aa_state.dirty = TRUE; + + /* Resolve the surface. */ + r300->context.clear_render_target(pipe, + srcsurf, color, 0, 0, src->width0, src->height0); + + /* Disable AA resolve. */ + aa->aaresolve_ctl = 0; + r300->aa_state.size = 4; + r300->aa_state.dirty = TRUE; + + pipe_surface_reference((struct pipe_surface**)&srcsurf, NULL); + pipe_surface_reference((struct pipe_surface**)&aa->dest, NULL); +} + +void r300_init_render_functions(struct r300_context *r300) +{ + /* Set draw functions based on presence of HW TCL. */ + if (r300->screen->caps.has_tcl) { + r300->context.draw_vbo = r300_draw_vbo; + } else { + r300->context.draw_vbo = r300_swtcl_draw_vbo; + } + + r300->context.resource_resolve = r300_resource_resolve; + r300->blitter->draw_rectangle = r300_blitter_draw_rectangle; + + /* Plug in the two-sided stencil reference value fallback if needed. */ + if (!r300->screen->caps.is_r500) + r300_plug_in_stencil_ref_fallback(r300); +} |