diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/mesa/pipe/draw/draw_vertex_shader_llvm.c | 194 | ||||
-rw-r--r-- | src/mesa/sources | 1 |
2 files changed, 0 insertions, 195 deletions
diff --git a/src/mesa/pipe/draw/draw_vertex_shader_llvm.c b/src/mesa/pipe/draw/draw_vertex_shader_llvm.c deleted file mode 100644 index 63551c993e7..00000000000 --- a/src/mesa/pipe/draw/draw_vertex_shader_llvm.c +++ /dev/null @@ -1,194 +0,0 @@ -/************************************************************************** - * - * 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. - * - **************************************************************************/ - - /* - * Authors: - * Zack Rusin [email protected] - */ - -#include "pipe/p_util.h" -#include "draw_private.h" -#include "draw_context.h" - -#ifdef MESA_LLVM - -#include "pipe/llvm/gallivm.h" -#include "pipe/p_shader_tokens.h" - -#define DBG 0 - -static INLINE void -fetch_attrib4(const void *ptr, enum pipe_format format, float attrib[4]) -{ - /* defaults */ - attrib[1] = 0.0; - attrib[2] = 0.0; - attrib[3] = 1.0; - switch (format) { - case PIPE_FORMAT_R32G32B32A32_FLOAT: - attrib[3] = ((float *) ptr)[3]; - /* fall-through */ - case PIPE_FORMAT_R32G32B32_FLOAT: - attrib[2] = ((float *) ptr)[2]; - /* fall-through */ - case PIPE_FORMAT_R32G32_FLOAT: - attrib[1] = ((float *) ptr)[1]; - /* fall-through */ - case PIPE_FORMAT_R32_FLOAT: - attrib[0] = ((float *) ptr)[0]; - break; - default: - assert(0); - } -} - - -/** - * Fetch vertex attributes for 'count' vertices. - */ -static INLINE -void vertex_fetch(struct draw_context *draw, - const unsigned elt, - float (*inputs)[4]) -{ - uint attr; - - /* loop over vertex attributes (vertex shader inputs) */ - for (attr = 0; attr < draw->vertex_shader->state->num_inputs; attr++) { - - unsigned buf = draw->vertex_element[attr].vertex_buffer_index; - const void *src - = (const void *) ((const ubyte *) draw->user.vbuffer[buf] - + draw->vertex_buffer[buf].buffer_offset - + draw->vertex_element[attr].src_offset - + elt * draw->vertex_buffer[buf].pitch); - fetch_attrib4(src, draw->vertex_element[attr].src_format, inputs[attr]); - } -} - -static INLINE unsigned -compute_clipmask(const float *clip, const float (*plane)[4], unsigned nr) -{ - unsigned mask = 0; - unsigned i; - - for (i = 0; i < nr; i++) { - if (dot4(clip, plane[i]) < 0) - mask |= (1<<i); - } - - return mask; -} - - -/** - * Called by the draw module when the vertx cache needs to be flushed. - * This involves running the vertex shader. - */ -void draw_vertex_shader_queue_flush_llvm(struct draw_context *draw) -{ - unsigned i; - - struct vertex_header *dests[VS_QUEUE_LENGTH]; - float inputs[VS_QUEUE_LENGTH][PIPE_MAX_SHADER_INPUTS][4] ALIGN16_ATTRIB; - float outputs[VS_QUEUE_LENGTH][PIPE_MAX_SHADER_INPUTS][4] ALIGN16_ATTRIB; - float (*consts)[4] = (float (*)[4]) draw->user.constants; - struct gallivm_prog *prog = draw->vertex_shader->llvm_prog; - const float *scale = draw->viewport.scale; - const float *trans = draw->viewport.translate; - /* fetch the inputs */ - for (i = 0; i < draw->vs.queue_nr; ++i) { - unsigned elt = draw->vs.queue[i].elt; - dests[i] = draw->vs.queue[i].dest; - vertex_fetch(draw, elt, inputs[i]); - } - - /* batch execute the shaders on all the vertices */ - gallivm_prog_exec(prog, inputs, outputs, consts, - draw->vs.queue_nr, - draw->vertex_shader->state->num_inputs, - draw->vertex_shader->state->num_outputs); - - - /* store machine results */ - for (int i = 0; i < draw->vs.queue_nr; ++i) { - unsigned slot; - float x, y, z, w; - struct vertex_header *vOut = draw->vs.queue[i].dest; - float (*dests)[4] = outputs[i]; - - /* Handle attr[0] (position) specially: - * - * XXX: Computing the clipmask should be done in the vertex - * program as a set of DP4 instructions appended to the - * user-provided code. - */ - x = vOut->clip[0] = dests[0][0]; - y = vOut->clip[1] = dests[0][1]; - z = vOut->clip[2] = dests[0][2]; - w = vOut->clip[3] = dests[0][3]; -#if DBG - debug_printf("output %d: %f %f %f %f\n", 0, x, y, z, w); -#endif - - vOut->clipmask = compute_clipmask(vOut->clip, draw->plane, draw->nr_planes); - vOut->edgeflag = 1; - /* divide by w */ - w = 1.0f / w; - x *= w; - y *= w; - z *= w; - - /* Viewport mapping */ - vOut->data[0][0] = x * scale[0] + trans[0]; - vOut->data[0][1] = y * scale[1] + trans[1]; - vOut->data[0][2] = z * scale[2] + trans[2]; - vOut->data[0][3] = w; - - /* Remaining attributes are packed into sequential post-transform - * vertex attrib slots. - */ - for (slot = 1; slot < draw->num_vs_outputs; slot++) { - vOut->data[slot][0] = dests[slot][0]; - vOut->data[slot][1] = dests[slot][1]; - vOut->data[slot][2] = dests[slot][2]; - vOut->data[slot][3] = dests[slot][3]; - -#if DBG - debug_printf("output %d: %f %f %f %f\n", slot, - vOut->data[slot][0], - vOut->data[slot][1], - vOut->data[slot][2], - vOut->data[slot][3]); -#endif - } - } /* loop over vertices */ - - draw->vs.queue_nr = 0; -} - -#endif /* MESA_LLVM */ diff --git a/src/mesa/sources b/src/mesa/sources index 84492c91ac8..96ae3dbca00 100644 --- a/src/mesa/sources +++ b/src/mesa/sources @@ -174,7 +174,6 @@ DRAW_SOURCES = \ pipe/draw/draw_vertex_cache.c \ pipe/draw/draw_vertex_fetch.c \ pipe/draw/draw_vertex_shader.c \ - pipe/draw/draw_vertex_shader_llvm.c \ pipe/draw/draw_vf.c \ pipe/draw/draw_vf_generic.c \ pipe/draw/draw_vf_sse.c \ |