diff options
author | Keith Whitwell <keith@tungstengraphics.com> | 2008-02-15 11:15:47 +0000 |
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committer | Keith Whitwell <keith@tungstengraphics.com> | 2008-02-15 11:15:47 +0000 |
commit | 6ac2c1cc0cd1253ba2014d459010032127f185ec (patch) | |
tree | 6348de9de19e7394800a983c8c614566d22b870b /src/mesa/pipe/draw/draw_vertex_fetch.c | |
parent | c04a7f8929d674971a472ffa4d3a31200c22aa5a (diff) | |
parent | 6d3831b11d9f5aaba61cc2fb8ade61437ad7c335 (diff) |
Merge commit 'origin/gallium-0.1' into gallium-0.1
Conflicts:
src/gallium/drivers/softpipe/sp_quad_fs.c
src/gallium/drivers/softpipe/sp_state.h
src/gallium/drivers/softpipe/sp_state_fs.c
Diffstat (limited to 'src/mesa/pipe/draw/draw_vertex_fetch.c')
-rw-r--r-- | src/mesa/pipe/draw/draw_vertex_fetch.c | 510 |
1 files changed, 0 insertions, 510 deletions
diff --git a/src/mesa/pipe/draw/draw_vertex_fetch.c b/src/mesa/pipe/draw/draw_vertex_fetch.c deleted file mode 100644 index e13df04605..0000000000 --- a/src/mesa/pipe/draw/draw_vertex_fetch.c +++ /dev/null @@ -1,510 +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: - * Keith Whitwell <keith@tungstengraphics.com> - */ - -#include "pipe/p_util.h" -#include "pipe/p_shader_tokens.h" -#include "draw_private.h" -#include "draw_context.h" - - -#define DRAW_DBG 0 - - -/** - * Fetch a float[4] vertex attribute from memory, doing format/type - * conversion as needed. - * - * This is probably needed/dupliocated elsewhere, eg format - * conversion, texture sampling etc. - */ -#define FETCH_ATTRIB( NAME, SZ, CVT ) \ -static void \ -fetch_##NAME(const void *ptr, float *attrib) \ -{ \ - static const float defaults[4] = { 0,0,0,1 }; \ - int i; \ - \ - for (i = 0; i < SZ; i++) { \ - attrib[i] = CVT; \ - } \ - \ - for (; i < 4; i++) { \ - attrib[i] = defaults[i]; \ - } \ -} - -#define CVT_64_FLOAT (float) ((double *) ptr)[i] -#define CVT_32_FLOAT ((float *) ptr)[i] - -#define CVT_8_USCALED (float) ((unsigned char *) ptr)[i] -#define CVT_16_USCALED (float) ((unsigned short *) ptr)[i] -#define CVT_32_USCALED (float) ((unsigned int *) ptr)[i] - -#define CVT_8_SSCALED (float) ((char *) ptr)[i] -#define CVT_16_SSCALED (float) ((short *) ptr)[i] -#define CVT_32_SSCALED (float) ((int *) ptr)[i] - -#define CVT_8_UNORM (float) ((unsigned char *) ptr)[i] / 255.0f -#define CVT_16_UNORM (float) ((unsigned short *) ptr)[i] / 65535.0f -#define CVT_32_UNORM (float) ((unsigned int *) ptr)[i] / 4294967295.0f - -#define CVT_8_SNORM (float) ((char *) ptr)[i] / 127.0f -#define CVT_16_SNORM (float) ((short *) ptr)[i] / 32767.0f -#define CVT_32_SNORM (float) ((int *) ptr)[i] / 2147483647.0f - -FETCH_ATTRIB( R64G64B64A64_FLOAT, 4, CVT_64_FLOAT ) -FETCH_ATTRIB( R64G64B64_FLOAT, 3, CVT_64_FLOAT ) -FETCH_ATTRIB( R64G64_FLOAT, 2, CVT_64_FLOAT ) -FETCH_ATTRIB( R64_FLOAT, 1, CVT_64_FLOAT ) - -FETCH_ATTRIB( R32G32B32A32_FLOAT, 4, CVT_32_FLOAT ) -FETCH_ATTRIB( R32G32B32_FLOAT, 3, CVT_32_FLOAT ) -FETCH_ATTRIB( R32G32_FLOAT, 2, CVT_32_FLOAT ) -FETCH_ATTRIB( R32_FLOAT, 1, CVT_32_FLOAT ) - -FETCH_ATTRIB( R32G32B32A32_USCALED, 4, CVT_32_USCALED ) -FETCH_ATTRIB( R32G32B32_USCALED, 3, CVT_32_USCALED ) -FETCH_ATTRIB( R32G32_USCALED, 2, CVT_32_USCALED ) -FETCH_ATTRIB( R32_USCALED, 1, CVT_32_USCALED ) - -FETCH_ATTRIB( R32G32B32A32_SSCALED, 4, CVT_32_SSCALED ) -FETCH_ATTRIB( R32G32B32_SSCALED, 3, CVT_32_SSCALED ) -FETCH_ATTRIB( R32G32_SSCALED, 2, CVT_32_SSCALED ) -FETCH_ATTRIB( R32_SSCALED, 1, CVT_32_SSCALED ) - -FETCH_ATTRIB( R32G32B32A32_UNORM, 4, CVT_32_UNORM ) -FETCH_ATTRIB( R32G32B32_UNORM, 3, CVT_32_UNORM ) -FETCH_ATTRIB( R32G32_UNORM, 2, CVT_32_UNORM ) -FETCH_ATTRIB( R32_UNORM, 1, CVT_32_UNORM ) - -FETCH_ATTRIB( R32G32B32A32_SNORM, 4, CVT_32_SNORM ) -FETCH_ATTRIB( R32G32B32_SNORM, 3, CVT_32_SNORM ) -FETCH_ATTRIB( R32G32_SNORM, 2, CVT_32_SNORM ) -FETCH_ATTRIB( R32_SNORM, 1, CVT_32_SNORM ) - -FETCH_ATTRIB( R16G16B16A16_USCALED, 4, CVT_16_USCALED ) -FETCH_ATTRIB( R16G16B16_USCALED, 3, CVT_16_USCALED ) -FETCH_ATTRIB( R16G16_USCALED, 2, CVT_16_USCALED ) -FETCH_ATTRIB( R16_USCALED, 1, CVT_16_USCALED ) - -FETCH_ATTRIB( R16G16B16A16_SSCALED, 4, CVT_16_SSCALED ) -FETCH_ATTRIB( R16G16B16_SSCALED, 3, CVT_16_SSCALED ) -FETCH_ATTRIB( R16G16_SSCALED, 2, CVT_16_SSCALED ) -FETCH_ATTRIB( R16_SSCALED, 1, CVT_16_SSCALED ) - -FETCH_ATTRIB( R16G16B16A16_UNORM, 4, CVT_16_UNORM ) -FETCH_ATTRIB( R16G16B16_UNORM, 3, CVT_16_UNORM ) -FETCH_ATTRIB( R16G16_UNORM, 2, CVT_16_UNORM ) -FETCH_ATTRIB( R16_UNORM, 1, CVT_16_UNORM ) - -FETCH_ATTRIB( R16G16B16A16_SNORM, 4, CVT_16_SNORM ) -FETCH_ATTRIB( R16G16B16_SNORM, 3, CVT_16_SNORM ) -FETCH_ATTRIB( R16G16_SNORM, 2, CVT_16_SNORM ) -FETCH_ATTRIB( R16_SNORM, 1, CVT_16_SNORM ) - -FETCH_ATTRIB( R8G8B8A8_USCALED, 4, CVT_8_USCALED ) -FETCH_ATTRIB( R8G8B8_USCALED, 3, CVT_8_USCALED ) -FETCH_ATTRIB( R8G8_USCALED, 2, CVT_8_USCALED ) -FETCH_ATTRIB( R8_USCALED, 1, CVT_8_USCALED ) - -FETCH_ATTRIB( R8G8B8A8_SSCALED, 4, CVT_8_SSCALED ) -FETCH_ATTRIB( R8G8B8_SSCALED, 3, CVT_8_SSCALED ) -FETCH_ATTRIB( R8G8_SSCALED, 2, CVT_8_SSCALED ) -FETCH_ATTRIB( R8_SSCALED, 1, CVT_8_SSCALED ) - -FETCH_ATTRIB( R8G8B8A8_UNORM, 4, CVT_8_UNORM ) -FETCH_ATTRIB( R8G8B8_UNORM, 3, CVT_8_UNORM ) -FETCH_ATTRIB( R8G8_UNORM, 2, CVT_8_UNORM ) -FETCH_ATTRIB( R8_UNORM, 1, CVT_8_UNORM ) - -FETCH_ATTRIB( R8G8B8A8_SNORM, 4, CVT_8_SNORM ) -FETCH_ATTRIB( R8G8B8_SNORM, 3, CVT_8_SNORM ) -FETCH_ATTRIB( R8G8_SNORM, 2, CVT_8_SNORM ) -FETCH_ATTRIB( R8_SNORM, 1, CVT_8_SNORM ) - -FETCH_ATTRIB( A8R8G8B8_UNORM, 4, CVT_8_UNORM ) -//FETCH_ATTRIB( R8G8B8A8_UNORM, 4, CVT_8_UNORM ) - - - -static fetch_func get_fetch_func( enum pipe_format format ) -{ -#if 0 - { - char tmp[80]; - pf_sprint_name(tmp, format); - debug_printf("%s: %s\n", __FUNCTION__, tmp); - } -#endif - - switch (format) { - case PIPE_FORMAT_R64_FLOAT: - return fetch_R64_FLOAT; - case PIPE_FORMAT_R64G64_FLOAT: - return fetch_R64G64_FLOAT; - case PIPE_FORMAT_R64G64B64_FLOAT: - return fetch_R64G64B64_FLOAT; - case PIPE_FORMAT_R64G64B64A64_FLOAT: - return fetch_R64G64B64A64_FLOAT; - - case PIPE_FORMAT_R32_FLOAT: - return fetch_R32_FLOAT; - case PIPE_FORMAT_R32G32_FLOAT: - return fetch_R32G32_FLOAT; - case PIPE_FORMAT_R32G32B32_FLOAT: - return fetch_R32G32B32_FLOAT; - case PIPE_FORMAT_R32G32B32A32_FLOAT: - return fetch_R32G32B32A32_FLOAT; - - case PIPE_FORMAT_R32_UNORM: - return fetch_R32_UNORM; - case PIPE_FORMAT_R32G32_UNORM: - return fetch_R32G32_UNORM; - case PIPE_FORMAT_R32G32B32_UNORM: - return fetch_R32G32B32_UNORM; - case PIPE_FORMAT_R32G32B32A32_UNORM: - return fetch_R32G32B32A32_UNORM; - - case PIPE_FORMAT_R32_USCALED: - return fetch_R32_USCALED; - case PIPE_FORMAT_R32G32_USCALED: - return fetch_R32G32_USCALED; - case PIPE_FORMAT_R32G32B32_USCALED: - return fetch_R32G32B32_USCALED; - case PIPE_FORMAT_R32G32B32A32_USCALED: - return fetch_R32G32B32A32_USCALED; - - case PIPE_FORMAT_R32_SNORM: - return fetch_R32_SNORM; - case PIPE_FORMAT_R32G32_SNORM: - return fetch_R32G32_SNORM; - case PIPE_FORMAT_R32G32B32_SNORM: - return fetch_R32G32B32_SNORM; - case PIPE_FORMAT_R32G32B32A32_SNORM: - return fetch_R32G32B32A32_SNORM; - - case PIPE_FORMAT_R32_SSCALED: - return fetch_R32_SSCALED; - case PIPE_FORMAT_R32G32_SSCALED: - return fetch_R32G32_SSCALED; - case PIPE_FORMAT_R32G32B32_SSCALED: - return fetch_R32G32B32_SSCALED; - case PIPE_FORMAT_R32G32B32A32_SSCALED: - return fetch_R32G32B32A32_SSCALED; - - case PIPE_FORMAT_R16_UNORM: - return fetch_R16_UNORM; - case PIPE_FORMAT_R16G16_UNORM: - return fetch_R16G16_UNORM; - case PIPE_FORMAT_R16G16B16_UNORM: - return fetch_R16G16B16_UNORM; - case PIPE_FORMAT_R16G16B16A16_UNORM: - return fetch_R16G16B16A16_UNORM; - - case PIPE_FORMAT_R16_USCALED: - return fetch_R16_USCALED; - case PIPE_FORMAT_R16G16_USCALED: - return fetch_R16G16_USCALED; - case PIPE_FORMAT_R16G16B16_USCALED: - return fetch_R16G16B16_USCALED; - case PIPE_FORMAT_R16G16B16A16_USCALED: - return fetch_R16G16B16A16_USCALED; - - case PIPE_FORMAT_R16_SNORM: - return fetch_R16_SNORM; - case PIPE_FORMAT_R16G16_SNORM: - return fetch_R16G16_SNORM; - case PIPE_FORMAT_R16G16B16_SNORM: - return fetch_R16G16B16_SNORM; - case PIPE_FORMAT_R16G16B16A16_SNORM: - return fetch_R16G16B16A16_SNORM; - - case PIPE_FORMAT_R16_SSCALED: - return fetch_R16_SSCALED; - case PIPE_FORMAT_R16G16_SSCALED: - return fetch_R16G16_SSCALED; - case PIPE_FORMAT_R16G16B16_SSCALED: - return fetch_R16G16B16_SSCALED; - case PIPE_FORMAT_R16G16B16A16_SSCALED: - return fetch_R16G16B16A16_SSCALED; - - case PIPE_FORMAT_R8_UNORM: - return fetch_R8_UNORM; - case PIPE_FORMAT_R8G8_UNORM: - return fetch_R8G8_UNORM; - case PIPE_FORMAT_R8G8B8_UNORM: - return fetch_R8G8B8_UNORM; - case PIPE_FORMAT_R8G8B8A8_UNORM: - return fetch_R8G8B8A8_UNORM; - - case PIPE_FORMAT_R8_USCALED: - return fetch_R8_USCALED; - case PIPE_FORMAT_R8G8_USCALED: - return fetch_R8G8_USCALED; - case PIPE_FORMAT_R8G8B8_USCALED: - return fetch_R8G8B8_USCALED; - case PIPE_FORMAT_R8G8B8A8_USCALED: - return fetch_R8G8B8A8_USCALED; - - case PIPE_FORMAT_R8_SNORM: - return fetch_R8_SNORM; - case PIPE_FORMAT_R8G8_SNORM: - return fetch_R8G8_SNORM; - case PIPE_FORMAT_R8G8B8_SNORM: - return fetch_R8G8B8_SNORM; - case PIPE_FORMAT_R8G8B8A8_SNORM: - return fetch_R8G8B8A8_SNORM; - - case PIPE_FORMAT_R8_SSCALED: - return fetch_R8_SSCALED; - case PIPE_FORMAT_R8G8_SSCALED: - return fetch_R8G8_SSCALED; - case PIPE_FORMAT_R8G8B8_SSCALED: - return fetch_R8G8B8_SSCALED; - case PIPE_FORMAT_R8G8B8A8_SSCALED: - return fetch_R8G8B8A8_SSCALED; - - case PIPE_FORMAT_A8R8G8B8_UNORM: - return fetch_A8R8G8B8_UNORM; - - case 0: - return NULL; /* not sure why this is needed */ - - default: - assert(0); - return NULL; - } -} - - -static void -transpose_4x4( float *out, const float *in ) -{ - /* This can be achieved in 12 sse instructions, plus the final - * stores I guess. This is probably a bit more than that - maybe - * 32 or so? - */ - out[0] = in[0]; out[1] = in[4]; out[2] = in[8]; out[3] = in[12]; - out[4] = in[1]; out[5] = in[5]; out[6] = in[9]; out[7] = in[13]; - out[8] = in[2]; out[9] = in[6]; out[10] = in[10]; out[11] = in[14]; - out[12] = in[3]; out[13] = in[7]; out[14] = in[11]; out[15] = in[15]; -} - - - -static void fetch_xyz_rgb( struct draw_context *draw, - struct tgsi_exec_machine *machine, - const unsigned *elts, - unsigned count ) -{ - const unsigned *pitch = draw->vertex_fetch.pitch; - const ubyte **src = draw->vertex_fetch.src_ptr; - int i; - - assert(count <= 4); - -// debug_printf("%s\n", __FUNCTION__); - - /* loop over vertex attributes (vertex shader inputs) - */ - - for (i = 0; i < 4; i++) { - { - const float *in = (const float *)(src[0] + elts[i] * pitch[0]); - float *out = &machine->Inputs[0].xyzw[0].f[i]; - out[0] = in[0]; - out[4] = in[1]; - out[8] = in[2]; - out[12] = 1.0f; - } - - { - const float *in = (const float *)(src[1] + elts[i] * pitch[1]); - float *out = &machine->Inputs[1].xyzw[0].f[i]; - out[0] = in[0]; - out[4] = in[1]; - out[8] = in[2]; - out[12] = 1.0f; - } - } -} - - - - -static void fetch_xyz_rgb_st( struct draw_context *draw, - struct tgsi_exec_machine *machine, - const unsigned *elts, - unsigned count ) -{ - const unsigned *pitch = draw->vertex_fetch.pitch; - const ubyte **src = draw->vertex_fetch.src_ptr; - int i; - - assert(count <= 4); - - /* loop over vertex attributes (vertex shader inputs) - */ - - for (i = 0; i < 4; i++) { - { - const float *in = (const float *)(src[0] + elts[i] * pitch[0]); - float *out = &machine->Inputs[0].xyzw[0].f[i]; - out[0] = in[0]; - out[4] = in[1]; - out[8] = in[2]; - out[12] = 1.0f; - } - - { - const float *in = (const float *)(src[1] + elts[i] * pitch[1]); - float *out = &machine->Inputs[1].xyzw[0].f[i]; - out[0] = in[0]; - out[4] = in[1]; - out[8] = in[2]; - out[12] = 1.0f; - } - - { - const float *in = (const float *)(src[2] + elts[i] * pitch[2]); - float *out = &machine->Inputs[2].xyzw[0].f[i]; - out[0] = in[0]; - out[4] = in[1]; - out[8] = 0.0f; - out[12] = 1.0f; - } - } -} - - - - -/** - * Fetch vertex attributes for 'count' vertices. - */ -static void generic_vertex_fetch( struct draw_context *draw, - struct tgsi_exec_machine *machine, - const unsigned *elts, - unsigned count ) -{ - unsigned nr_attrs = draw->vertex_fetch.nr_attrs; - unsigned attr; - - assert(count <= 4); - -// debug_printf("%s %d\n", __FUNCTION__, count); - - /* loop over vertex attributes (vertex shader inputs) - */ - for (attr = 0; attr < nr_attrs; attr++) { - - const unsigned pitch = draw->vertex_fetch.pitch[attr]; - const ubyte *src = draw->vertex_fetch.src_ptr[attr]; - const fetch_func fetch = draw->vertex_fetch.fetch[attr]; - unsigned i; - float p[4][4]; - - - /* Fetch four attributes for four vertices. - * - * Could fetch directly into AOS format, but this is meant to be - * a prototype for an sse implementation, which would have - * difficulties doing that. - */ - for (i = 0; i < count; i++) - fetch( src + elts[i] * pitch, p[i] ); - - /* Be nice and zero out any missing vertices: - */ - for ( ; i < 4; i++) - p[i][0] = p[i][1] = p[i][2] = p[i][3] = 0; - - /* Transpose/swizzle into sse-friendly format. Currently - * assuming that all vertex shader inputs are float[4], but this - * isn't true -- if the vertex shader only wants tex0.xy, we - * could optimize for that. - * - * To do so fully without codegen would probably require an - * excessive number of fetch functions, but we could at least - * minimize the transpose step: - */ - transpose_4x4( (float *)&machine->Inputs[attr].xyzw[0].f[0], (float *)p ); - } -} - - - -void draw_update_vertex_fetch( struct draw_context *draw ) -{ - unsigned nr_attrs, i; - -// debug_printf("%s\n", __FUNCTION__); - - /* this may happend during context init */ - if (!draw->vertex_shader) - return; - - nr_attrs = draw->vertex_shader->state->num_inputs; - - for (i = 0; i < nr_attrs; i++) { - unsigned buf = draw->vertex_element[i].vertex_buffer_index; - enum pipe_format format = draw->vertex_element[i].src_format; - - draw->vertex_fetch.src_ptr[i] = (const ubyte *) draw->user.vbuffer[buf] + - draw->vertex_buffer[buf].buffer_offset + - draw->vertex_element[i].src_offset; - - draw->vertex_fetch.pitch[i] = draw->vertex_buffer[buf].pitch; - draw->vertex_fetch.fetch[i] = get_fetch_func( format ); - } - - draw->vertex_fetch.nr_attrs = nr_attrs; - - draw->vertex_fetch.fetch_func = generic_vertex_fetch; - - switch (nr_attrs) { - case 2: - if (draw->vertex_element[0].src_format == PIPE_FORMAT_R32G32B32_FLOAT && - draw->vertex_element[1].src_format == PIPE_FORMAT_R32G32B32_FLOAT) - draw->vertex_fetch.fetch_func = fetch_xyz_rgb; - break; - case 3: - if (draw->vertex_element[0].src_format == PIPE_FORMAT_R32G32B32_FLOAT && - draw->vertex_element[1].src_format == PIPE_FORMAT_R32G32B32_FLOAT && - draw->vertex_element[2].src_format == PIPE_FORMAT_R32G32_FLOAT) - draw->vertex_fetch.fetch_func = fetch_xyz_rgb_st; - break; - default: - break; - } - -} |