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-rw-r--r--mesalib/src/mesa/math/m_debug_xform.c678
1 files changed, 339 insertions, 339 deletions
diff --git a/mesalib/src/mesa/math/m_debug_xform.c b/mesalib/src/mesa/math/m_debug_xform.c
index 46bd45451..0de43195c 100644
--- a/mesalib/src/mesa/math/m_debug_xform.c
+++ b/mesalib/src/mesa/math/m_debug_xform.c
@@ -1,339 +1,339 @@
-/*
- * Mesa 3-D graphics library
- * Version: 6.1
- *
- * Copyright (C) 1999-2004 Brian Paul 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, 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 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
- * BRIAN PAUL 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.
- */
-
-/*
- * Updated for P6 architecture by Gareth Hughes.
- */
-
-#include "main/glheader.h"
-#include "main/context.h"
-#include "main/macros.h"
-#include "main/imports.h"
-
-#include "m_matrix.h"
-#include "m_xform.h"
-
-#include "m_debug.h"
-#include "m_debug_util.h"
-
-#ifdef __UNIXOS2__
-/* The linker doesn't like empty files */
-static char dummy;
-#endif
-
-#ifdef DEBUG_MATH /* This code only used for debugging */
-
-
-/* Overhead of profiling counter in cycles. Automatically adjusted to
- * your machine at run time - counter initialization should give very
- * consistent results.
- */
-long counter_overhead = 0;
-
-/* This is the value of the environment variable MESA_PROFILE, and is
- * used to determine if we should benchmark the functions as well as
- * verify their correctness.
- */
-char *mesa_profile = NULL;
-
-
-static int m_general[16] = {
- VAR, VAR, VAR, VAR,
- VAR, VAR, VAR, VAR,
- VAR, VAR, VAR, VAR,
- VAR, VAR, VAR, VAR
-};
-static int m_identity[16] = {
- ONE, NIL, NIL, NIL,
- NIL, ONE, NIL, NIL,
- NIL, NIL, ONE, NIL,
- NIL, NIL, NIL, ONE
-};
-static int m_2d[16] = {
- VAR, VAR, NIL, VAR,
- VAR, VAR, NIL, VAR,
- NIL, NIL, ONE, NIL,
- NIL, NIL, NIL, ONE
-};
-static int m_2d_no_rot[16] = {
- VAR, NIL, NIL, VAR,
- NIL, VAR, NIL, VAR,
- NIL, NIL, ONE, NIL,
- NIL, NIL, NIL, ONE
-};
-static int m_3d[16] = {
- VAR, VAR, VAR, VAR,
- VAR, VAR, VAR, VAR,
- VAR, VAR, VAR, VAR,
- NIL, NIL, NIL, ONE
-};
-static int m_3d_no_rot[16] = {
- VAR, NIL, NIL, VAR,
- NIL, VAR, NIL, VAR,
- NIL, NIL, VAR, VAR,
- NIL, NIL, NIL, ONE
-};
-static int m_perspective[16] = {
- VAR, NIL, VAR, NIL,
- NIL, VAR, VAR, NIL,
- NIL, NIL, VAR, VAR,
- NIL, NIL, NEG, NIL
-};
-static int *templates[7] = {
- m_general,
- m_identity,
- m_3d_no_rot,
- m_perspective,
- m_2d,
- m_2d_no_rot,
- m_3d
-};
-static enum GLmatrixtype mtypes[7] = {
- MATRIX_GENERAL,
- MATRIX_IDENTITY,
- MATRIX_3D_NO_ROT,
- MATRIX_PERSPECTIVE,
- MATRIX_2D,
- MATRIX_2D_NO_ROT,
- MATRIX_3D
-};
-static char *mstrings[7] = {
- "MATRIX_GENERAL",
- "MATRIX_IDENTITY",
- "MATRIX_3D_NO_ROT",
- "MATRIX_PERSPECTIVE",
- "MATRIX_2D",
- "MATRIX_2D_NO_ROT",
- "MATRIX_3D"
-};
-
-
-/* =============================================================
- * Reference transformations
- */
-
-static void ref_transform( GLvector4f *dst,
- const GLmatrix *mat,
- const GLvector4f *src )
-{
- GLuint i;
- GLfloat *s = (GLfloat *)src->start;
- GLfloat (*d)[4] = (GLfloat (*)[4])dst->start;
- const GLfloat *m = mat->m;
-
- for ( i = 0 ; i < src->count ; i++ ) {
- TRANSFORM_POINT( d[i], m, s );
- s = (GLfloat *)((char *)s + src->stride);
- }
-}
-
-
-/* =============================================================
- * Vertex transformation tests
- */
-
-static void init_matrix( GLfloat *m )
-{
- m[0] = 63.0; m[4] = 43.0; m[ 8] = 29.0; m[12] = 43.0;
- m[1] = 55.0; m[5] = 17.0; m[ 9] = 31.0; m[13] = 7.0;
- m[2] = 44.0; m[6] = 9.0; m[10] = 7.0; m[14] = 3.0;
- m[3] = 11.0; m[7] = 23.0; m[11] = 91.0; m[15] = 9.0;
-}
-
-ALIGN16(static GLfloat, s[TEST_COUNT][4]);
-ALIGN16(static GLfloat, d[TEST_COUNT][4]);
-ALIGN16(static GLfloat, r[TEST_COUNT][4]);
-
-static int test_transform_function( transform_func func, int psize,
- int mtype, unsigned long *cycles )
-{
- GLvector4f source[1], dest[1], ref[1];
- GLmatrix mat[1];
- GLfloat *m;
- int i, j;
-#ifdef RUN_DEBUG_BENCHMARK
- int cycle_i; /* the counter for the benchmarks we run */
-#endif
-
- (void) cycles;
-
- if ( psize > 4 ) {
- _mesa_problem( NULL, "test_transform_function called with psize > 4\n" );
- return 0;
- }
-
- mat->m = (GLfloat *) _mesa_align_malloc( 16 * sizeof(GLfloat), 16 );
- mat->type = mtypes[mtype];
-
- m = mat->m;
- ASSERT( ((long)m & 15) == 0 );
-
- init_matrix( m );
-
- for ( i = 0 ; i < 4 ; i++ ) {
- for ( j = 0 ; j < 4 ; j++ ) {
- switch ( templates[mtype][i * 4 + j] ) {
- case NIL:
- m[j * 4 + i] = 0.0;
- break;
- case ONE:
- m[j * 4 + i] = 1.0;
- break;
- case NEG:
- m[j * 4 + i] = -1.0;
- break;
- case VAR:
- break;
- default:
- ASSERT(0);
- return 0;
- }
- }
- }
-
- for ( i = 0 ; i < TEST_COUNT ; i++) {
- ASSIGN_4V( d[i], 0.0, 0.0, 0.0, 1.0 );
- ASSIGN_4V( s[i], 0.0, 0.0, 0.0, 1.0 );
- for ( j = 0 ; j < psize ; j++ )
- s[i][j] = rnd();
- }
-
- source->data = (GLfloat(*)[4])s;
- source->start = (GLfloat *)s;
- source->count = TEST_COUNT;
- source->stride = sizeof(s[0]);
- source->size = 4;
- source->flags = 0;
-
- dest->data = (GLfloat(*)[4])d;
- dest->start = (GLfloat *)d;
- dest->count = TEST_COUNT;
- dest->stride = sizeof(float[4]);
- dest->size = 0;
- dest->flags = 0;
-
- ref->data = (GLfloat(*)[4])r;
- ref->start = (GLfloat *)r;
- ref->count = TEST_COUNT;
- ref->stride = sizeof(float[4]);
- ref->size = 0;
- ref->flags = 0;
-
- ref_transform( ref, mat, source );
-
- if ( mesa_profile ) {
- BEGIN_RACE( *cycles );
- func( dest, mat->m, source );
- END_RACE( *cycles );
- }
- else {
- func( dest, mat->m, source );
- }
-
- for ( i = 0 ; i < TEST_COUNT ; i++ ) {
- for ( j = 0 ; j < 4 ; j++ ) {
- if ( significand_match( d[i][j], r[i][j] ) < REQUIRED_PRECISION ) {
- printf("-----------------------------\n" );
- printf("(i = %i, j = %i)\n", i, j );
- printf("%f \t %f \t [diff = %e - %i bit missed]\n",
- d[i][0], r[i][0], r[i][0]-d[i][0],
- MAX_PRECISION - significand_match( d[i][0], r[i][0] ) );
- printf("%f \t %f \t [diff = %e - %i bit missed]\n",
- d[i][1], r[i][1], r[i][1]-d[i][1],
- MAX_PRECISION - significand_match( d[i][1], r[i][1] ) );
- printf("%f \t %f \t [diff = %e - %i bit missed]\n",
- d[i][2], r[i][2], r[i][2]-d[i][2],
- MAX_PRECISION - significand_match( d[i][2], r[i][2] ) );
- printf("%f \t %f \t [diff = %e - %i bit missed]\n",
- d[i][3], r[i][3], r[i][3]-d[i][3],
- MAX_PRECISION - significand_match( d[i][3], r[i][3] ) );
- return 0;
- }
- }
- }
-
- _mesa_align_free( mat->m );
- return 1;
-}
-
-void _math_test_all_transform_functions( char *description )
-{
- int psize, mtype;
- unsigned long benchmark_tab[4][7];
- static int first_time = 1;
-
- if ( first_time ) {
- first_time = 0;
- mesa_profile = _mesa_getenv( "MESA_PROFILE" );
- }
-
-#ifdef RUN_DEBUG_BENCHMARK
- if ( mesa_profile ) {
- if ( !counter_overhead ) {
- INIT_COUNTER();
- printf("counter overhead: %lu cycles\n\n", counter_overhead );
- }
- printf("transform results after hooking in %s functions:\n", description );
- }
-#endif
-
-#ifdef RUN_DEBUG_BENCHMARK
- if ( mesa_profile ) {
- printf("\n" );
- for ( psize = 1 ; psize <= 4 ; psize++ ) {
- printf(" p%d\t", psize );
- }
- printf("\n--------------------------------------------------------\n" );
- }
-#endif
-
- for ( mtype = 0 ; mtype < 7 ; mtype++ ) {
- for ( psize = 1 ; psize <= 4 ; psize++ ) {
- transform_func func = _mesa_transform_tab[psize][mtypes[mtype]];
- unsigned long *cycles = &(benchmark_tab[psize-1][mtype]);
-
- if ( test_transform_function( func, psize, mtype, cycles ) == 0 ) {
- char buf[100];
- sprintf(buf, "_mesa_transform_tab[0][%d][%s] failed test (%s)",
- psize, mstrings[mtype], description );
- _mesa_problem( NULL, buf );
- }
-#ifdef RUN_DEBUG_BENCHMARK
- if ( mesa_profile )
- printf(" %li\t", benchmark_tab[psize-1][mtype] );
-#endif
- }
-#ifdef RUN_DEBUG_BENCHMARK
- if ( mesa_profile )
- printf(" | [%s]\n", mstrings[mtype] );
-#endif
- }
-#ifdef RUN_DEBUG_BENCHMARK
- if ( mesa_profile )
- printf( "\n" );
-#endif
-}
-
-
-#endif /* DEBUG_MATH */
+/*
+ * Mesa 3-D graphics library
+ * Version: 6.1
+ *
+ * Copyright (C) 1999-2004 Brian Paul 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, 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 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
+ * BRIAN PAUL 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.
+ */
+
+/*
+ * Updated for P6 architecture by Gareth Hughes.
+ */
+
+#include "main/glheader.h"
+#include "main/context.h"
+#include "main/macros.h"
+#include "main/imports.h"
+
+#include "m_matrix.h"
+#include "m_xform.h"
+
+#include "m_debug.h"
+#include "m_debug_util.h"
+
+#ifdef __UNIXOS2__
+/* The linker doesn't like empty files */
+static char dummy;
+#endif
+
+#ifdef DEBUG_MATH /* This code only used for debugging */
+
+
+/* Overhead of profiling counter in cycles. Automatically adjusted to
+ * your machine at run time - counter initialization should give very
+ * consistent results.
+ */
+long counter_overhead = 0;
+
+/* This is the value of the environment variable MESA_PROFILE, and is
+ * used to determine if we should benchmark the functions as well as
+ * verify their correctness.
+ */
+char *mesa_profile = NULL;
+
+
+static int m_general[16] = {
+ VAR, VAR, VAR, VAR,
+ VAR, VAR, VAR, VAR,
+ VAR, VAR, VAR, VAR,
+ VAR, VAR, VAR, VAR
+};
+static int m_identity[16] = {
+ ONE, NIL, NIL, NIL,
+ NIL, ONE, NIL, NIL,
+ NIL, NIL, ONE, NIL,
+ NIL, NIL, NIL, ONE
+};
+static int m_2d[16] = {
+ VAR, VAR, NIL, VAR,
+ VAR, VAR, NIL, VAR,
+ NIL, NIL, ONE, NIL,
+ NIL, NIL, NIL, ONE
+};
+static int m_2d_no_rot[16] = {
+ VAR, NIL, NIL, VAR,
+ NIL, VAR, NIL, VAR,
+ NIL, NIL, ONE, NIL,
+ NIL, NIL, NIL, ONE
+};
+static int m_3d[16] = {
+ VAR, VAR, VAR, VAR,
+ VAR, VAR, VAR, VAR,
+ VAR, VAR, VAR, VAR,
+ NIL, NIL, NIL, ONE
+};
+static int m_3d_no_rot[16] = {
+ VAR, NIL, NIL, VAR,
+ NIL, VAR, NIL, VAR,
+ NIL, NIL, VAR, VAR,
+ NIL, NIL, NIL, ONE
+};
+static int m_perspective[16] = {
+ VAR, NIL, VAR, NIL,
+ NIL, VAR, VAR, NIL,
+ NIL, NIL, VAR, VAR,
+ NIL, NIL, NEG, NIL
+};
+static int *templates[7] = {
+ m_general,
+ m_identity,
+ m_3d_no_rot,
+ m_perspective,
+ m_2d,
+ m_2d_no_rot,
+ m_3d
+};
+static enum GLmatrixtype mtypes[7] = {
+ MATRIX_GENERAL,
+ MATRIX_IDENTITY,
+ MATRIX_3D_NO_ROT,
+ MATRIX_PERSPECTIVE,
+ MATRIX_2D,
+ MATRIX_2D_NO_ROT,
+ MATRIX_3D
+};
+static char *mstrings[7] = {
+ "MATRIX_GENERAL",
+ "MATRIX_IDENTITY",
+ "MATRIX_3D_NO_ROT",
+ "MATRIX_PERSPECTIVE",
+ "MATRIX_2D",
+ "MATRIX_2D_NO_ROT",
+ "MATRIX_3D"
+};
+
+
+/* =============================================================
+ * Reference transformations
+ */
+
+static void ref_transform( GLvector4f *dst,
+ const GLmatrix *mat,
+ const GLvector4f *src )
+{
+ GLuint i;
+ GLfloat *s = (GLfloat *)src->start;
+ GLfloat (*d)[4] = (GLfloat (*)[4])dst->start;
+ const GLfloat *m = mat->m;
+
+ for ( i = 0 ; i < src->count ; i++ ) {
+ TRANSFORM_POINT( d[i], m, s );
+ s = (GLfloat *)((char *)s + src->stride);
+ }
+}
+
+
+/* =============================================================
+ * Vertex transformation tests
+ */
+
+static void init_matrix( GLfloat *m )
+{
+ m[0] = 63.0; m[4] = 43.0; m[ 8] = 29.0; m[12] = 43.0;
+ m[1] = 55.0; m[5] = 17.0; m[ 9] = 31.0; m[13] = 7.0;
+ m[2] = 44.0; m[6] = 9.0; m[10] = 7.0; m[14] = 3.0;
+ m[3] = 11.0; m[7] = 23.0; m[11] = 91.0; m[15] = 9.0;
+}
+
+ALIGN16(static GLfloat, s[TEST_COUNT][4]);
+ALIGN16(static GLfloat, d[TEST_COUNT][4]);
+ALIGN16(static GLfloat, r[TEST_COUNT][4]);
+
+static int test_transform_function( transform_func func, int psize,
+ int mtype, unsigned long *cycles )
+{
+ GLvector4f source[1], dest[1], ref[1];
+ GLmatrix mat[1];
+ GLfloat *m;
+ int i, j;
+#ifdef RUN_DEBUG_BENCHMARK
+ int cycle_i; /* the counter for the benchmarks we run */
+#endif
+
+ (void) cycles;
+
+ if ( psize > 4 ) {
+ _mesa_problem( NULL, "test_transform_function called with psize > 4\n" );
+ return 0;
+ }
+
+ mat->m = (GLfloat *) _mesa_align_malloc( 16 * sizeof(GLfloat), 16 );
+ mat->type = mtypes[mtype];
+
+ m = mat->m;
+ ASSERT( ((long)m & 15) == 0 );
+
+ init_matrix( m );
+
+ for ( i = 0 ; i < 4 ; i++ ) {
+ for ( j = 0 ; j < 4 ; j++ ) {
+ switch ( templates[mtype][i * 4 + j] ) {
+ case NIL:
+ m[j * 4 + i] = 0.0;
+ break;
+ case ONE:
+ m[j * 4 + i] = 1.0;
+ break;
+ case NEG:
+ m[j * 4 + i] = -1.0;
+ break;
+ case VAR:
+ break;
+ default:
+ ASSERT(0);
+ return 0;
+ }
+ }
+ }
+
+ for ( i = 0 ; i < TEST_COUNT ; i++) {
+ ASSIGN_4V( d[i], 0.0, 0.0, 0.0, 1.0 );
+ ASSIGN_4V( s[i], 0.0, 0.0, 0.0, 1.0 );
+ for ( j = 0 ; j < psize ; j++ )
+ s[i][j] = rnd();
+ }
+
+ source->data = (GLfloat(*)[4])s;
+ source->start = (GLfloat *)s;
+ source->count = TEST_COUNT;
+ source->stride = sizeof(s[0]);
+ source->size = 4;
+ source->flags = 0;
+
+ dest->data = (GLfloat(*)[4])d;
+ dest->start = (GLfloat *)d;
+ dest->count = TEST_COUNT;
+ dest->stride = sizeof(float[4]);
+ dest->size = 0;
+ dest->flags = 0;
+
+ ref->data = (GLfloat(*)[4])r;
+ ref->start = (GLfloat *)r;
+ ref->count = TEST_COUNT;
+ ref->stride = sizeof(float[4]);
+ ref->size = 0;
+ ref->flags = 0;
+
+ ref_transform( ref, mat, source );
+
+ if ( mesa_profile ) {
+ BEGIN_RACE( *cycles );
+ func( dest, mat->m, source );
+ END_RACE( *cycles );
+ }
+ else {
+ func( dest, mat->m, source );
+ }
+
+ for ( i = 0 ; i < TEST_COUNT ; i++ ) {
+ for ( j = 0 ; j < 4 ; j++ ) {
+ if ( significand_match( d[i][j], r[i][j] ) < REQUIRED_PRECISION ) {
+ printf("-----------------------------\n" );
+ printf("(i = %i, j = %i)\n", i, j );
+ printf("%f \t %f \t [diff = %e - %i bit missed]\n",
+ d[i][0], r[i][0], r[i][0]-d[i][0],
+ MAX_PRECISION - significand_match( d[i][0], r[i][0] ) );
+ printf("%f \t %f \t [diff = %e - %i bit missed]\n",
+ d[i][1], r[i][1], r[i][1]-d[i][1],
+ MAX_PRECISION - significand_match( d[i][1], r[i][1] ) );
+ printf("%f \t %f \t [diff = %e - %i bit missed]\n",
+ d[i][2], r[i][2], r[i][2]-d[i][2],
+ MAX_PRECISION - significand_match( d[i][2], r[i][2] ) );
+ printf("%f \t %f \t [diff = %e - %i bit missed]\n",
+ d[i][3], r[i][3], r[i][3]-d[i][3],
+ MAX_PRECISION - significand_match( d[i][3], r[i][3] ) );
+ return 0;
+ }
+ }
+ }
+
+ _mesa_align_free( mat->m );
+ return 1;
+}
+
+void _math_test_all_transform_functions( char *description )
+{
+ int psize, mtype;
+ unsigned long benchmark_tab[4][7];
+ static int first_time = 1;
+
+ if ( first_time ) {
+ first_time = 0;
+ mesa_profile = _mesa_getenv( "MESA_PROFILE" );
+ }
+
+#ifdef RUN_DEBUG_BENCHMARK
+ if ( mesa_profile ) {
+ if ( !counter_overhead ) {
+ INIT_COUNTER();
+ printf("counter overhead: %lu cycles\n\n", counter_overhead );
+ }
+ printf("transform results after hooking in %s functions:\n", description );
+ }
+#endif
+
+#ifdef RUN_DEBUG_BENCHMARK
+ if ( mesa_profile ) {
+ printf("\n" );
+ for ( psize = 1 ; psize <= 4 ; psize++ ) {
+ printf(" p%d\t", psize );
+ }
+ printf("\n--------------------------------------------------------\n" );
+ }
+#endif
+
+ for ( mtype = 0 ; mtype < 7 ; mtype++ ) {
+ for ( psize = 1 ; psize <= 4 ; psize++ ) {
+ transform_func func = _mesa_transform_tab[psize][mtypes[mtype]];
+ unsigned long *cycles = &(benchmark_tab[psize-1][mtype]);
+
+ if ( test_transform_function( func, psize, mtype, cycles ) == 0 ) {
+ char buf[100];
+ sprintf(buf, "_mesa_transform_tab[0][%d][%s] failed test (%s)",
+ psize, mstrings[mtype], description );
+ _mesa_problem( NULL, "%s", buf );
+ }
+#ifdef RUN_DEBUG_BENCHMARK
+ if ( mesa_profile )
+ printf(" %li\t", benchmark_tab[psize-1][mtype] );
+#endif
+ }
+#ifdef RUN_DEBUG_BENCHMARK
+ if ( mesa_profile )
+ printf(" | [%s]\n", mstrings[mtype] );
+#endif
+ }
+#ifdef RUN_DEBUG_BENCHMARK
+ if ( mesa_profile )
+ printf( "\n" );
+#endif
+}
+
+
+#endif /* DEBUG_MATH */