aboutsummaryrefslogtreecommitdiffstats
path: root/src/mesa/math/m_matrix.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/math/m_matrix.c')
-rw-r--r--src/mesa/math/m_matrix.c74
1 files changed, 37 insertions, 37 deletions
diff --git a/src/mesa/math/m_matrix.c b/src/mesa/math/m_matrix.c
index ecf564c0089..6522200b345 100644
--- a/src/mesa/math/m_matrix.c
+++ b/src/mesa/math/m_matrix.c
@@ -380,7 +380,7 @@ static GLboolean invert_matrix_general( GLmatrix *mat )
if (fabsf(r3[0])>fabsf(r2[0])) SWAP_ROWS(r3, r2);
if (fabsf(r2[0])>fabsf(r1[0])) SWAP_ROWS(r2, r1);
if (fabsf(r1[0])>fabsf(r0[0])) SWAP_ROWS(r1, r0);
- if (0.0 == r0[0]) return GL_FALSE;
+ if (0.0F == r0[0]) return GL_FALSE;
/* eliminate first variable */
m1 = r1[0]/r0[0]; m2 = r2[0]/r0[0]; m3 = r3[0]/r0[0];
@@ -388,31 +388,31 @@ static GLboolean invert_matrix_general( GLmatrix *mat )
s = r0[2]; r1[2] -= m1 * s; r2[2] -= m2 * s; r3[2] -= m3 * s;
s = r0[3]; r1[3] -= m1 * s; r2[3] -= m2 * s; r3[3] -= m3 * s;
s = r0[4];
- if (s != 0.0) { r1[4] -= m1 * s; r2[4] -= m2 * s; r3[4] -= m3 * s; }
+ if (s != 0.0F) { r1[4] -= m1 * s; r2[4] -= m2 * s; r3[4] -= m3 * s; }
s = r0[5];
- if (s != 0.0) { r1[5] -= m1 * s; r2[5] -= m2 * s; r3[5] -= m3 * s; }
+ if (s != 0.0F) { r1[5] -= m1 * s; r2[5] -= m2 * s; r3[5] -= m3 * s; }
s = r0[6];
- if (s != 0.0) { r1[6] -= m1 * s; r2[6] -= m2 * s; r3[6] -= m3 * s; }
+ if (s != 0.0F) { r1[6] -= m1 * s; r2[6] -= m2 * s; r3[6] -= m3 * s; }
s = r0[7];
- if (s != 0.0) { r1[7] -= m1 * s; r2[7] -= m2 * s; r3[7] -= m3 * s; }
+ if (s != 0.0F) { r1[7] -= m1 * s; r2[7] -= m2 * s; r3[7] -= m3 * s; }
/* choose pivot - or die */
if (fabsf(r3[1])>fabsf(r2[1])) SWAP_ROWS(r3, r2);
if (fabsf(r2[1])>fabsf(r1[1])) SWAP_ROWS(r2, r1);
- if (0.0 == r1[1]) return GL_FALSE;
+ if (0.0F == r1[1]) return GL_FALSE;
/* eliminate second variable */
m2 = r2[1]/r1[1]; m3 = r3[1]/r1[1];
r2[2] -= m2 * r1[2]; r3[2] -= m3 * r1[2];
r2[3] -= m2 * r1[3]; r3[3] -= m3 * r1[3];
- s = r1[4]; if (0.0 != s) { r2[4] -= m2 * s; r3[4] -= m3 * s; }
- s = r1[5]; if (0.0 != s) { r2[5] -= m2 * s; r3[5] -= m3 * s; }
- s = r1[6]; if (0.0 != s) { r2[6] -= m2 * s; r3[6] -= m3 * s; }
- s = r1[7]; if (0.0 != s) { r2[7] -= m2 * s; r3[7] -= m3 * s; }
+ s = r1[4]; if (0.0F != s) { r2[4] -= m2 * s; r3[4] -= m3 * s; }
+ s = r1[5]; if (0.0F != s) { r2[5] -= m2 * s; r3[5] -= m3 * s; }
+ s = r1[6]; if (0.0F != s) { r2[6] -= m2 * s; r3[6] -= m3 * s; }
+ s = r1[7]; if (0.0F != s) { r2[7] -= m2 * s; r3[7] -= m3 * s; }
/* choose pivot - or die */
if (fabsf(r3[2])>fabsf(r2[2])) SWAP_ROWS(r3, r2);
- if (0.0 == r2[2]) return GL_FALSE;
+ if (0.0F == r2[2]) return GL_FALSE;
/* eliminate third variable */
m3 = r3[2]/r2[2];
@@ -421,7 +421,7 @@ static GLboolean invert_matrix_general( GLmatrix *mat )
r3[7] -= m3 * r2[7];
/* last check */
- if (0.0 == r3[3]) return GL_FALSE;
+ if (0.0F == r3[3]) return GL_FALSE;
s = 1.0F/r3[3]; /* now back substitute row 3 */
r3[4] *= s; r3[5] *= s; r3[6] *= s; r3[7] *= s;
@@ -490,26 +490,26 @@ static GLboolean invert_matrix_3d_general( GLmatrix *mat )
*/
pos = neg = 0.0;
t = MAT(in,0,0) * MAT(in,1,1) * MAT(in,2,2);
- if (t >= 0.0) pos += t; else neg += t;
+ if (t >= 0.0F) pos += t; else neg += t;
t = MAT(in,1,0) * MAT(in,2,1) * MAT(in,0,2);
- if (t >= 0.0) pos += t; else neg += t;
+ if (t >= 0.0F) pos += t; else neg += t;
t = MAT(in,2,0) * MAT(in,0,1) * MAT(in,1,2);
- if (t >= 0.0) pos += t; else neg += t;
+ if (t >= 0.0F) pos += t; else neg += t;
t = -MAT(in,2,0) * MAT(in,1,1) * MAT(in,0,2);
- if (t >= 0.0) pos += t; else neg += t;
+ if (t >= 0.0F) pos += t; else neg += t;
t = -MAT(in,1,0) * MAT(in,0,1) * MAT(in,2,2);
- if (t >= 0.0) pos += t; else neg += t;
+ if (t >= 0.0F) pos += t; else neg += t;
t = -MAT(in,0,0) * MAT(in,2,1) * MAT(in,1,2);
- if (t >= 0.0) pos += t; else neg += t;
+ if (t >= 0.0F) pos += t; else neg += t;
det = pos + neg;
- if (fabsf(det) < 1e-25)
+ if (fabsf(det) < 1e-25F)
return GL_FALSE;
det = 1.0F / det;
@@ -564,7 +564,7 @@ static GLboolean invert_matrix_3d( GLmatrix *mat )
MAT(in,0,1) * MAT(in,0,1) +
MAT(in,0,2) * MAT(in,0,2));
- if (scale == 0.0)
+ if (scale == 0.0F)
return GL_FALSE;
scale = 1.0F / scale;
@@ -799,8 +799,8 @@ _math_matrix_rotate( GLmatrix *mat,
GLfloat m[16];
GLboolean optimized;
- s = (GLfloat) sin( angle * M_PI / 180.0 );
- c = (GLfloat) cos( angle * M_PI / 180.0 );
+ s = sinf( angle * M_PI / 180.0 );
+ c = cosf( angle * M_PI / 180.0 );
memcpy(m, Identity, sizeof(GLfloat)*16);
optimized = GL_FALSE;
@@ -859,7 +859,7 @@ _math_matrix_rotate( GLmatrix *mat,
if (!optimized) {
const GLfloat mag = sqrtf(x * x + y * y + z * z);
- if (mag <= 1.0e-4) {
+ if (mag <= 1.0e-4F) {
/* no rotation, leave mat as-is */
return;
}
@@ -1070,7 +1070,7 @@ _math_matrix_scale( GLmatrix *mat, GLfloat x, GLfloat y, GLfloat z )
m[2] *= x; m[6] *= y; m[10] *= z;
m[3] *= x; m[7] *= y; m[11] *= z;
- if (fabsf(x - y) < 1e-8 && fabsf(x - z) < 1e-8)
+ if (fabsf(x - y) < 1e-8F && fabsf(x - z) < 1e-8F)
mat->flags |= MAT_FLAG_UNIFORM_SCALE;
else
mat->flags |= MAT_FLAG_GENERAL_SCALE;
@@ -1111,8 +1111,8 @@ _math_matrix_translate( GLmatrix *mat, GLfloat x, GLfloat y, GLfloat z )
* Transforms Normalized Device Coords to window/Z values.
*/
void
-_math_matrix_viewport(GLmatrix *m, const double scale[3],
- const double translate[3], double depthMax)
+_math_matrix_viewport(GLmatrix *m, const float scale[3],
+ const float translate[3], double depthMax)
{
m->m[MAT_SX] = scale[0];
m->m[MAT_TX] = translate[0];
@@ -1206,7 +1206,7 @@ static void analyse_from_scratch( GLmatrix *mat )
GLuint i;
for (i = 0 ; i < 16 ; i++) {
- if (m[i] == 0.0) mask |= (1<<i);
+ if (m[i] == 0.0F) mask |= (1<<i);
}
if (m[0] == 1.0F) mask |= (1<<16);
@@ -1240,12 +1240,12 @@ static void analyse_from_scratch( GLmatrix *mat )
mat->type = MATRIX_2D;
/* Check for scale */
- if (SQ(mm-1) > SQ(1e-6) ||
- SQ(m4m4-1) > SQ(1e-6))
+ if (SQ(mm-1) > SQ(1e-6F) ||
+ SQ(m4m4-1) > SQ(1e-6F))
mat->flags |= MAT_FLAG_GENERAL_SCALE;
/* Check for rotation */
- if (SQ(mm4) > SQ(1e-6))
+ if (SQ(mm4) > SQ(1e-6F))
mat->flags |= MAT_FLAG_GENERAL_3D;
else
mat->flags |= MAT_FLAG_ROTATION;
@@ -1255,9 +1255,9 @@ static void analyse_from_scratch( GLmatrix *mat )
mat->type = MATRIX_3D_NO_ROT;
/* Check for scale */
- if (SQ(m[0]-m[5]) < SQ(1e-6) &&
- SQ(m[0]-m[10]) < SQ(1e-6)) {
- if (SQ(m[0]-1.0) > SQ(1e-6)) {
+ if (SQ(m[0]-m[5]) < SQ(1e-6F) &&
+ SQ(m[0]-m[10]) < SQ(1e-6F)) {
+ if (SQ(m[0]-1.0F) > SQ(1e-6F)) {
mat->flags |= MAT_FLAG_UNIFORM_SCALE;
}
}
@@ -1275,8 +1275,8 @@ static void analyse_from_scratch( GLmatrix *mat )
mat->type = MATRIX_3D;
/* Check for scale */
- if (SQ(c1-c2) < SQ(1e-6) && SQ(c1-c3) < SQ(1e-6)) {
- if (SQ(c1-1.0) > SQ(1e-6))
+ if (SQ(c1-c2) < SQ(1e-6F) && SQ(c1-c3) < SQ(1e-6F)) {
+ if (SQ(c1-1.0F) > SQ(1e-6F))
mat->flags |= MAT_FLAG_UNIFORM_SCALE;
/* else no scale at all */
}
@@ -1285,10 +1285,10 @@ static void analyse_from_scratch( GLmatrix *mat )
}
/* Check for rotation */
- if (SQ(d1) < SQ(1e-6)) {
+ if (SQ(d1) < SQ(1e-6F)) {
CROSS3( cp, m, m+4 );
SUB_3V( cp, cp, (m+8) );
- if (LEN_SQUARED_3FV(cp) < SQ(1e-6))
+ if (LEN_SQUARED_3FV(cp) < SQ(1e-6F))
mat->flags |= MAT_FLAG_ROTATION;
else
mat->flags |= MAT_FLAG_GENERAL_3D;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 19:58:24 +0000