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Diffstat (limited to 'src/mesa/tnl/t_vertex_c.c')
-rw-r--r--src/mesa/tnl/t_vertex_c.c267
1 files changed, 0 insertions, 267 deletions
diff --git a/src/mesa/tnl/t_vertex_c.c b/src/mesa/tnl/t_vertex_c.c
deleted file mode 100644
index d7e1a0375f..0000000000
--- a/src/mesa/tnl/t_vertex_c.c
+++ /dev/null
@@ -1,267 +0,0 @@
-/*
- * Copyright 2003 Tungsten Graphics, inc.
- * 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
- * on 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 THEIR 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 <keithw@tungstengraphics.com>
- */
-
-#include "glheader.h"
-#include "context.h"
-#include "colormac.h"
-
-#include "t_context.h"
-#include "t_vertex.h"
-
-#include "simple_list.h"
-
-#ifdef WIN32
-#define vsnprintf _vsnprintf
-#endif
-
-/* A version of code generation for t_clipspace_codegen.c which prints
- * out 'c' code to implement the generated function. A useful
- * debugging tool, and in concert with something like tcc or a
- * library-ized gcc, could do the whole job.
- */
-
-
-static GLboolean emit( struct tnl_clipspace_codegen *p,
- const char *fmt,
- ... )
-{
- if (p->buf_used < p->buf_size) {
- va_list ap;
- va_start( ap, fmt );
- p->buf_used += vsnprintf( p->buf + p->buf_used,
- p->buf_size - p->buf_used,
- fmt, ap );
- va_end( ap );
- }
-
- return p->buf_used < p->buf_size;
-}
-
-
-static GLboolean print_header( struct tnl_clipspace_codegen *p,
- struct tnl_clipspace *vtx )
-{
- p->buf_used = 0;
- p->out_offset = 0;
-
- return
- emit(p,
- "struct tnl_clipspace_attr\n"
- "{\n"
- " unsigned int attrib; \n"
- " unsigned int format;\n"
- " unsigned int vertoffset; \n"
- " unsigned int vertattrsize; \n"
- " char *inputptr;\n"
- " unsigned int inputstride;\n"
- " void *insert;\n"
- " void *emit;\n"
- " void * extract;\n"
- " const float *vp; \n"
- "};\n"
- "\n"
- ) &&
- emit(p,
- "void emit_vertices( int start, int end, char *dest, \n"
- " struct tnl_clipspace_attr *a) \n"
- "{\n"
- " int i;"
- " for (i = start ; i < end ; i++, dest += %d) {\n",
- vtx->vertex_size);
-
-}
-
-static GLboolean print_footer( struct tnl_clipspace_codegen *p )
-{
- return
- emit(p,
- " }\n"
- "}\n"
- );
-}
-
-static GLboolean emit_reg( struct tnl_clipspace_codegen *p, GLint reg )
-{
- int idx = reg & REG_OFFSET_MASK;
-
- switch (reg & REG_MASK) {
- case REG_IN: return emit(p, "in[%d]", idx);
- case REG_VP: return emit(p, "vp[%d]", idx);
- case REG_TMP: return emit(p, "temp[%d]", idx); /* not used? */
- case REG_OUT: return emit(p, "out[%d]", idx);
- }
-
- return GL_FALSE;
-}
-
-static GLboolean print_mov( struct tnl_clipspace_codegen *p, GLint dest, GLint src )
-{
- return
- emit(p, " ") &&
- emit_reg(p, dest) &&
- emit(p, " = ") &&
- emit_reg(p, src) &&
- emit(p, ";\n");
-}
-
-
-static GLboolean print_const( struct tnl_clipspace_codegen *p,
- GLint dest, GLfloat c )
-{
- return
- emit(p, " ") &&
- emit_reg(p, dest) &&
- emit(p, " = %g;\n", c);
-}
-
-static GLboolean print_const_chan( struct tnl_clipspace_codegen *p,
- GLint dest, GLchan c )
-{
- return
- emit(p, " ") &&
- emit_reg(p, dest) &&
- emit(p, " = ") &&
-#if CHAN_TYPE == GL_FLOAT
- emit(p, "%f", c) &&
-#else
- emit(p, "%d", c) &&
-#endif
- emit(p, ";\n");
-}
-
-static GLboolean print_const_ubyte( struct tnl_clipspace_codegen *p,
- GLint dest, GLubyte c )
-{
- return
- emit(p, " ") &&
- emit_reg(p, dest) &&
- emit(p, " = %x;\n", c);
-}
-
-static GLboolean print_mad( struct tnl_clipspace_codegen *p,
- GLint dest, GLint src0, GLint src1, GLint src2 )
-{
- return
- emit(p, " ") &&
- emit_reg(p, dest) &&
- emit(p, " = ") &&
- emit_reg(p, src0) &&
- emit(p, " * ") &&
- emit_reg(p, src1) &&
- emit(p, " + ") &&
- emit_reg(p, src2) &&
- emit(p, ";\n");
-}
-
-static GLboolean print_float_to_ubyte( struct tnl_clipspace_codegen *p,
- GLint dest, GLint src )
-{
- return
- emit(p, " ") &&
- emit(p, "UNCLAMPED_FLOAT_TO_UBYTE(") &&
- emit_reg(p, dest) &&
- emit(p, ", ") &&
- emit_reg(p, src) &&
- emit(p, ");\n");
-}
-
-static GLboolean print_float_to_chan( struct tnl_clipspace_codegen *p,
- GLint dest, GLint src )
-{
- return
- emit(p, " ") &&
- emit(p, "UNCLAMPED_FLOAT_TO_CHAN(") &&
- emit_reg(p, dest) &&
- emit(p, ", ") &&
- emit_reg(p, src) &&
- emit(p, ");\n");
-}
-
-
-static GLboolean print_attr_header( struct tnl_clipspace_codegen *p,
- struct tnl_clipspace_attr *a,
- GLint j,
- GLenum out_type,
- GLboolean need_vp)
-{
- char *out_type_str = "void";
-
- switch(out_type) {
- case GL_FLOAT: out_type_str = "float"; break;
- case GL_UNSIGNED_BYTE: out_type_str = "unsigned char"; break;
- case GL_UNSIGNED_SHORT: out_type_str = "unsigned short"; break;
- }
-
- return
- emit(p, " {\n") &&
- (need_vp ? emit(p, " const float *vp = a[%d].vp;\n", j) : 1) &&
- emit(p, " %s *out = (%s *)(dest + %d);\n",
- out_type_str, out_type_str, a[j].vertoffset) &&
- emit(p, " const float *in = (const float *)a[%d].inputptr;\n",
- j) &&
- emit(p, " a[%d].inputptr += a[%d].inputstride;\n", j, j);
-}
-
-static GLboolean print_attr_footer( struct tnl_clipspace_codegen *p )
-{
- return emit(p, " }\n");
-}
-
-static tnl_emit_func print_store_func( struct tnl_clipspace_codegen *p )
-{
- fprintf(stderr, "print_store_func: emitted:\n%s\n", p->buf);
- return NULL;
-}
-
-void _tnl_init_c_codegen( struct tnl_clipspace_codegen *p )
-{
- p->emit_header = print_header;
- p->emit_footer = print_footer;
- p->emit_attr_header = print_attr_header;
- p->emit_attr_footer = print_attr_footer;
- p->emit_mov = print_mov;
- p->emit_const = print_const;
- p->emit_mad = print_mad;
- p->emit_float_to_chan = print_float_to_chan;
- p->emit_const_chan = print_const_chan;
- p->emit_float_to_ubyte = print_float_to_ubyte;
- p->emit_const_ubyte = print_const_ubyte;
- p->emit_store_func = print_store_func;
-
- make_empty_list(&p->codegen_list);
-
- p->buf_size = 2048;
- p->buf = (char *) MALLOC(p->buf_size);
-}
-
-void _tnl_free_c_codegen( struct tnl_clipspace_codegen *p )
-{
- if (p->buf) {
- FREE(p->buf);
- p->buf = NULL;
- }
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-26 14:53:59 +0000