summaryrefslogtreecommitdiff
path: root/src/gallium/drivers/llvmpipe/lp_quad_fs.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_quad_fs.c')
-rw-r--r--src/gallium/drivers/llvmpipe/lp_quad_fs.c222
1 files changed, 0 insertions, 222 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_quad_fs.c b/src/gallium/drivers/llvmpipe/lp_quad_fs.c
deleted file mode 100644
index 9ead0864a6..0000000000
--- a/src/gallium/drivers/llvmpipe/lp_quad_fs.c
+++ /dev/null
@@ -1,222 +0,0 @@
-/**************************************************************************
- *
- * Copyright 2008-2009 VMware, Inc.
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * 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, sub license, 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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.
- *
- **************************************************************************/
-
-/* Vertices are just an array of floats, with all the attributes
- * packed. We currently assume a layout like:
- *
- * attr[0][0..3] - window position
- * attr[1..n][0..3] - remaining attributes.
- *
- * Attributes are assumed to be 4 floats wide but are packed so that
- * all the enabled attributes run contiguously.
- */
-
-#include "util/u_math.h"
-#include "util/u_memory.h"
-#include "pipe/p_defines.h"
-#include "pipe/p_screen.h"
-
-#include "lp_context.h"
-#include "lp_state.h"
-#include "lp_quad.h"
-#include "lp_quad_pipe.h"
-#include "lp_texture.h"
-#include "lp_tile_cache.h"
-#include "lp_tile_soa.h"
-
-
-struct quad_shade_stage
-{
- struct quad_stage stage; /**< base class */
-
- struct pipe_transfer *transfer;
- uint8_t *map;
-};
-
-
-/** cast wrapper */
-static INLINE struct quad_shade_stage *
-quad_shade_stage(struct quad_stage *qs)
-{
- return (struct quad_shade_stage *) qs;
-}
-
-
-
-/**
- * Execute fragment shader for the four fragments in the quad.
- */
-static void
-shade_quads(struct quad_stage *qs,
- struct quad_header *quads[],
- unsigned nr)
-{
- struct quad_shade_stage *qss = quad_shade_stage( qs );
- struct llvmpipe_context *llvmpipe = qs->llvmpipe;
- struct lp_fragment_shader *fs = llvmpipe->fs;
- void *constants;
- struct tgsi_sampler **samplers;
- struct quad_header *quad = quads[0];
- const unsigned x = quad->input.x0;
- const unsigned y = quad->input.y0;
- uint8_t *tile = lp_get_cached_tile(llvmpipe->cbuf_cache[0], x, y);
- uint8_t *color;
- void *depth;
- uint32_t ALIGN16_ATTRIB mask[4][NUM_CHANNELS];
- unsigned chan_index;
- unsigned q;
-
- assert(fs->current);
- if(!fs->current)
- return;
-
- /* Sanity checks */
- assert(nr * QUAD_SIZE == TILE_VECTOR_HEIGHT * TILE_VECTOR_WIDTH);
- assert(x % TILE_VECTOR_WIDTH == 0);
- assert(y % TILE_VECTOR_HEIGHT == 0);
- for (q = 0; q < nr; ++q) {
- assert(quads[q]->input.x0 == x + q*2);
- assert(quads[q]->input.y0 == y);
- }
-
- /* mask */
- for (q = 0; q < 4; ++q)
- for (chan_index = 0; chan_index < NUM_CHANNELS; ++chan_index)
- mask[q][chan_index] = quads[q]->inout.mask & (1 << chan_index) ? ~0 : 0;
-
- /* color buffer */
- color = &TILE_PIXEL(tile, x & (TILE_SIZE-1), y & (TILE_SIZE-1), 0);
-
- /* depth buffer */
- if(qss->map) {
- assert((x % 2) == 0);
- assert((y % 2) == 0);
- depth = qss->map +
- y*qss->transfer->stride +
- 2*x*qss->transfer->block.size;
- }
- else
- depth = NULL;
-
- constants = llvmpipe->mapped_constants[PIPE_SHADER_FRAGMENT];
- samplers = (struct tgsi_sampler **)llvmpipe->tgsi.frag_samplers_list;
- /* TODO: blend color */
-
- assert((((uintptr_t)mask) & 0xf) == 0);
- assert((((uintptr_t)depth) & 0xf) == 0);
- assert((((uintptr_t)color) & 0xf) == 0);
- assert((((uintptr_t)llvmpipe->blend_color) & 0xf) == 0);
-
- /* run shader */
- fs->current->jit_function( x,
- y,
- quad->coef->a0,
- quad->coef->dadx,
- quad->coef->dady,
- constants,
- &mask[0][0],
- color,
- depth,
- samplers);
-}
-
-
-
-/**
- * Per-primitive (or per-begin?) setup
- */
-static void
-shade_begin(struct quad_stage *qs)
-{
- struct quad_shade_stage *qss = quad_shade_stage( qs );
- struct llvmpipe_context *llvmpipe = qs->llvmpipe;
- struct pipe_screen *screen = llvmpipe->pipe.screen;
- struct pipe_surface *zsbuf = llvmpipe->framebuffer.zsbuf;
-
- if(qss->transfer) {
- if(qss->map) {
- screen->transfer_unmap(screen, qss->transfer);
- qss->map = NULL;
- }
-
- screen->tex_transfer_destroy(qss->transfer);
- qss->transfer = NULL;
- }
-
- if(zsbuf) {
- qss->transfer = screen->get_tex_transfer(screen, zsbuf->texture,
- zsbuf->face, zsbuf->level, zsbuf->zslice,
- PIPE_TRANSFER_READ_WRITE,
- 0, 0, zsbuf->width, zsbuf->height);
- if(qss->transfer)
- qss->map = screen->transfer_map(screen, qss->transfer);
-
- }
-
-}
-
-
-static void
-shade_destroy(struct quad_stage *qs)
-{
- struct quad_shade_stage *qss = quad_shade_stage( qs );
- struct llvmpipe_context *llvmpipe = qs->llvmpipe;
- struct pipe_screen *screen = llvmpipe->pipe.screen;
-
- if(qss->transfer) {
- if(qss->map) {
- screen->transfer_unmap(screen, qss->transfer);
- qss->map = NULL;
- }
-
- screen->tex_transfer_destroy(qss->transfer);
- qss->transfer = NULL;
- }
-
- align_free( qs );
-}
-
-
-struct quad_stage *
-lp_quad_shade_stage( struct llvmpipe_context *llvmpipe )
-{
- struct quad_shade_stage *qss;
-
- qss = align_malloc(sizeof(struct quad_shade_stage), 16);
- if (!qss)
- return NULL;
-
- memset(qss, 0, sizeof *qss);
-
- qss->stage.llvmpipe = llvmpipe;
- qss->stage.begin = shade_begin;
- qss->stage.run = shade_quads;
- qss->stage.destroy = shade_destroy;
-
- return &qss->stage;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-28 00:57:31 +0000