0,0 → 1,236 |
/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */ |
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/* |
* Copyright (C) 2012 Rob Clark <robclark@freedesktop.org> |
* |
* Permission is hereby granted, free of charge, to any person obtaining a |
* copy of this software and associated documentation files (the "Software"), |
* to deal in the Software without restriction, including without limitation |
* the rights to use, copy, modify, merge, publish, distribute, sublicense, |
* and/or sell copies of the Software, and to permit persons to whom the |
* Software is furnished to do so, subject to the following conditions: |
* |
* The above copyright notice and this permission notice (including the next |
* paragraph) shall be included in all copies or substantial portions of the |
* Software. |
* |
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
* SOFTWARE. |
* |
* Authors: |
* Rob Clark <robclark@freedesktop.org> |
*/ |
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#include "pipe/p_state.h" |
#include "util/u_string.h" |
#include "util/u_memory.h" |
#include "util/u_prim.h" |
#include "util/u_format.h" |
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#include "freedreno_draw.h" |
#include "freedreno_context.h" |
#include "freedreno_state.h" |
#include "freedreno_resource.h" |
#include "freedreno_util.h" |
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static enum pc_di_primtype |
mode2primtype(unsigned mode) |
{ |
switch (mode) { |
case PIPE_PRIM_POINTS: return DI_PT_POINTLIST; |
case PIPE_PRIM_LINES: return DI_PT_LINELIST; |
case PIPE_PRIM_LINE_STRIP: return DI_PT_LINESTRIP; |
case PIPE_PRIM_TRIANGLES: return DI_PT_TRILIST; |
case PIPE_PRIM_TRIANGLE_STRIP: return DI_PT_TRISTRIP; |
case PIPE_PRIM_TRIANGLE_FAN: return DI_PT_TRIFAN; |
case PIPE_PRIM_QUADS: return DI_PT_QUADLIST; |
case PIPE_PRIM_QUAD_STRIP: return DI_PT_QUADSTRIP; |
case PIPE_PRIM_POLYGON: return DI_PT_POLYGON; |
} |
DBG("unsupported mode: (%s) %d", u_prim_name(mode), mode); |
assert(0); |
return DI_PT_NONE; |
} |
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static enum pc_di_index_size |
size2indextype(unsigned index_size) |
{ |
switch (index_size) { |
case 1: return INDEX_SIZE_8_BIT; |
case 2: return INDEX_SIZE_16_BIT; |
case 4: return INDEX_SIZE_32_BIT; |
} |
DBG("unsupported index size: %d", index_size); |
assert(0); |
return INDEX_SIZE_IGN; |
} |
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/* this is same for a2xx/a3xx, so split into helper: */ |
void |
fd_draw_emit(struct fd_context *ctx, const struct pipe_draw_info *info) |
{ |
struct fd_ringbuffer *ring = ctx->ring; |
struct pipe_index_buffer *idx = &ctx->indexbuf; |
struct fd_bo *idx_bo = NULL; |
enum pc_di_index_size idx_type = INDEX_SIZE_IGN; |
enum pc_di_src_sel src_sel; |
uint32_t idx_size, idx_offset; |
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if (info->indexed) { |
assert(!idx->user_buffer); |
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idx_bo = fd_resource(idx->buffer)->bo; |
idx_type = size2indextype(idx->index_size); |
idx_size = idx->index_size * info->count; |
idx_offset = idx->offset; |
src_sel = DI_SRC_SEL_DMA; |
} else { |
idx_bo = NULL; |
idx_type = INDEX_SIZE_IGN; |
idx_size = 0; |
idx_offset = 0; |
src_sel = DI_SRC_SEL_AUTO_INDEX; |
} |
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OUT_PKT3(ring, CP_DRAW_INDX, info->indexed ? 5 : 3); |
OUT_RING(ring, 0x00000000); /* viz query info. */ |
OUT_RING(ring, DRAW(mode2primtype(info->mode), |
src_sel, idx_type, IGNORE_VISIBILITY)); |
OUT_RING(ring, info->count); /* NumIndices */ |
if (info->indexed) { |
OUT_RELOC(ring, idx_bo, idx_offset, 0); |
OUT_RING (ring, idx_size); |
} |
} |
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static void |
fd_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info) |
{ |
struct fd_context *ctx = fd_context(pctx); |
struct pipe_framebuffer_state *pfb = &ctx->framebuffer; |
struct pipe_scissor_state *scissor = fd_context_get_scissor(ctx); |
unsigned i, buffers = 0; |
|
/* if we supported transform feedback, we'd have to disable this: */ |
if (((scissor->maxx - scissor->minx) * |
(scissor->maxy - scissor->miny)) == 0) { |
return; |
} |
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ctx->needs_flush = true; |
|
/* |
* Figure out the buffers/features we need: |
*/ |
|
if (fd_depth_enabled(ctx)) { |
buffers |= FD_BUFFER_DEPTH; |
fd_resource(pfb->zsbuf->texture)->dirty = true; |
ctx->gmem_reason |= FD_GMEM_DEPTH_ENABLED; |
} |
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if (fd_stencil_enabled(ctx)) { |
buffers |= FD_BUFFER_STENCIL; |
fd_resource(pfb->zsbuf->texture)->dirty = true; |
ctx->gmem_reason |= FD_GMEM_STENCIL_ENABLED; |
} |
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if (fd_logicop_enabled(ctx)) |
ctx->gmem_reason |= FD_GMEM_LOGICOP_ENABLED; |
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for (i = 0; i < pfb->nr_cbufs; i++) { |
struct pipe_resource *surf = pfb->cbufs[i]->texture; |
|
fd_resource(surf)->dirty = true; |
buffers |= FD_BUFFER_COLOR; |
|
if (surf->nr_samples > 1) |
ctx->gmem_reason |= FD_GMEM_MSAA_ENABLED; |
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if (fd_blend_enabled(ctx, i)) |
ctx->gmem_reason |= FD_GMEM_BLEND_ENABLED; |
} |
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ctx->num_draws++; |
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/* any buffers that haven't been cleared, we need to restore: */ |
ctx->restore |= buffers & (FD_BUFFER_ALL & ~ctx->cleared); |
/* and any buffers used, need to be resolved: */ |
ctx->resolve |= buffers; |
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ctx->draw(ctx, info); |
} |
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/* TODO figure out how to make better use of existing state mechanism |
* for clear (and possibly gmem->mem / mem->gmem) so we can (a) keep |
* track of what state really actually changes, and (b) reduce the code |
* in the a2xx/a3xx parts. |
*/ |
|
static void |
fd_clear(struct pipe_context *pctx, unsigned buffers, |
const union pipe_color_union *color, double depth, unsigned stencil) |
{ |
struct fd_context *ctx = fd_context(pctx); |
struct pipe_framebuffer_state *pfb = &ctx->framebuffer; |
|
ctx->cleared |= buffers; |
ctx->resolve |= buffers; |
ctx->needs_flush = true; |
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if (buffers & PIPE_CLEAR_COLOR) |
fd_resource(pfb->cbufs[0]->texture)->dirty = true; |
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if (buffers & (PIPE_CLEAR_DEPTH | PIPE_CLEAR_STENCIL)) { |
fd_resource(pfb->zsbuf->texture)->dirty = true; |
ctx->gmem_reason |= FD_GMEM_CLEARS_DEPTH_STENCIL; |
} |
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DBG("%x depth=%f, stencil=%u (%s/%s)", buffers, depth, stencil, |
util_format_name(pfb->cbufs[0]->format), |
pfb->zsbuf ? util_format_name(pfb->zsbuf->format) : "none"); |
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ctx->clear(ctx, buffers, color, depth, stencil); |
|
ctx->dirty |= FD_DIRTY_ZSA | |
FD_DIRTY_RASTERIZER | |
FD_DIRTY_SAMPLE_MASK | |
FD_DIRTY_PROG | |
FD_DIRTY_CONSTBUF | |
FD_DIRTY_BLEND; |
|
if (fd_mesa_debug & FD_DBG_DCLEAR) |
ctx->dirty = 0xffffffff; |
} |
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static void |
fd_clear_render_target(struct pipe_context *pctx, struct pipe_surface *ps, |
const union pipe_color_union *color, |
unsigned x, unsigned y, unsigned w, unsigned h) |
{ |
DBG("TODO: x=%u, y=%u, w=%u, h=%u", x, y, w, h); |
} |
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static void |
fd_clear_depth_stencil(struct pipe_context *pctx, struct pipe_surface *ps, |
unsigned buffers, double depth, unsigned stencil, |
unsigned x, unsigned y, unsigned w, unsigned h) |
{ |
DBG("TODO: buffers=%u, depth=%f, stencil=%u, x=%u, y=%u, w=%u, h=%u", |
buffers, depth, stencil, x, y, w, h); |
} |
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void |
fd_draw_init(struct pipe_context *pctx) |
{ |
pctx->draw_vbo = fd_draw_vbo; |
pctx->clear = fd_clear; |
pctx->clear_render_target = fd_clear_render_target; |
pctx->clear_depth_stencil = fd_clear_depth_stencil; |
} |