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mesa: implement generatemipmap for GL_FLOAT_32_UNSIGNED_INT_24_8_REV

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Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Marek Olšák 2011-06-21 14:18:25 +02:00
parent b2f087cd87
commit bde6a04458
1 changed files with 20 additions and 0 deletions
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20
src/mesa/main/mipmap.c
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@ -706,6 +706,17 @@ do_row(GLenum datatype, GLuint comps, GLint srcWidth,
}
}
else if (datatype == GL_FLOAT_32_UNSIGNED_INT_24_8_REV && comps == 1) {
GLuint i, j, k;
const GLfloat *rowA = (const GLfloat *) srcRowA;
const GLfloat *rowB = (const GLfloat *) srcRowB;
GLfloat *dst = (GLfloat *) dstRow;
for (i = j = 0, k = k0; i < (GLuint) dstWidth;
i++, j += colStride, k += colStride) {
dst[i*2] = (rowA[j*2] + rowA[k*2] + rowB[j*2] + rowB[k*2]) * 0.25F;
}
}
else {
_mesa_problem(NULL, "bad format in do_row()");
}
@ -1341,6 +1352,15 @@ do_row_3D(GLenum datatype, GLuint comps, GLint srcWidth,
}
}
else if (datatype == GL_FLOAT_32_UNSIGNED_INT_24_8_REV && comps == 1) {
DECLARE_ROW_POINTERS(GLfloat, 2);
for (i = j = 0, k = k0; i < (GLuint) dstWidth;
i++, j += colStride, k += colStride) {
FILTER_F_3D(0);
}
}
else {
_mesa_problem(NULL, "bad format in do_row()");
}